refactored internal code and tests to use FunctionalReflection

apis/atmos/src/main/java/org/jclouds/atmos/blobstore/AtmosBlobRequestSigner.java

@@ -33,6 +33,7 @@ import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.blobstore.functions.BlobToHttpGetOptions;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.options.GetOptions;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.internal.RestAnnotationProcessor;
 
 import com.google.common.collect.ImmutableList;
@@ -53,9 +54,9 @@ public class AtmosBlobRequestSigner implements BlobRequestSigner {
    private final Invokable<?, ?> createMethod;
 
    @Inject
-   public AtmosBlobRequestSigner(RestAnnotationProcessor.Factory processor, BlobToObject blobToObject,
+   public AtmosBlobRequestSigner(RestAnnotationProcessor processor, BlobToObject blobToObject,
          BlobToHttpGetOptions blob2ObjectGetOptions) throws SecurityException, NoSuchMethodException {
-      this.processor = checkNotNull(processor, "processor").declaring(AtmosAsyncClient.class);
+      this.processor = checkNotNull(processor, "processor");
       this.blobToObject = checkNotNull(blobToObject, "blobToObject");
       this.blob2ObjectGetOptions = checkNotNull(blob2ObjectGetOptions, "blob2ObjectGetOptions");
       this.getMethod = Invokable.from(AtmosAsyncClient.class.getMethod("readFile", String.class, GetOptions[].class));
@@ -68,7 +69,8 @@ public class AtmosBlobRequestSigner implements BlobRequestSigner {
    public HttpRequest signGetBlob(String container, String name) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(getMethod, ImmutableList.<Object> of(getPath(container, name))));
+      return cleanRequest(processor.apply(Invocation.create(getMethod,
+            ImmutableList.<Object> of(getPath(container, name)))));
    }
 
    @Override
@@ -80,8 +82,8 @@ public class AtmosBlobRequestSigner implements BlobRequestSigner {
    public HttpRequest signPutBlob(String container, Blob blob) {
       checkNotNull(container, "container");
       checkNotNull(blob, "blob");
-      return cleanRequest(processor.createRequest(createMethod,
+      return cleanRequest(processor.apply(Invocation.create(createMethod,
-            ImmutableList.<Object> of(container, blobToObject.apply(blob))));
+            ImmutableList.<Object> of(container, blobToObject.apply(blob)))));
    }
 
    @Override
@@ -93,7 +95,8 @@ public class AtmosBlobRequestSigner implements BlobRequestSigner {
    public HttpRequest signRemoveBlob(String container, String name) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(deleteMethod, ImmutableList.<Object> of(getPath(container, name))));
+      return cleanRequest(processor.apply(Invocation.create(deleteMethod,
+            ImmutableList.<Object> of(getPath(container, name)))));
    }
 
    private String getPath(String container, String name) {
@@ -104,8 +107,8 @@ public class AtmosBlobRequestSigner implements BlobRequestSigner {
    public HttpRequest signGetBlob(String container, String name, org.jclouds.blobstore.options.GetOptions options) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(getMethod,
+      return cleanRequest(processor.apply(Invocation.create(getMethod,
-            ImmutableList.of(getPath(container, name), blob2ObjectGetOptions.apply(checkNotNull(options, "options")))));
+            ImmutableList.of(getPath(container, name), blob2ObjectGetOptions.apply(checkNotNull(options, "options"))))));
    }
 
 }

apis/atmos/src/main/java/org/jclouds/atmos/functions/ParseObjectFromHeadersAndHttpContent.java

@@ -79,7 +79,7 @@ public class ParseObjectFromHeadersAndHttpContent implements Function<HttpRespon
    @Override
    public ParseObjectFromHeadersAndHttpContent setContext(HttpRequest request) {
       this.uri = request.getEndpoint();
-      return setPath(GeneratedHttpRequest.class.cast(request).getArgs().get(0).toString());
+      return setPath(GeneratedHttpRequest.class.cast(request).getInvocation().getArgs().get(0).toString());
    }
 
    private ParseObjectFromHeadersAndHttpContent setPath(String path) {

apis/cloudsigma/src/main/java/org/jclouds/cloudsigma/binders/BindCloneDriveOptionsToPlainTextString.java

@@ -20,7 +20,6 @@ package org.jclouds.cloudsigma.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
 
 import java.util.Map;
 
@@ -58,7 +57,6 @@ public class BindCloneDriveOptionsToPlainTextString implements MapBinder {
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
             "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = GeneratedHttpRequest.class.cast(request);
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
 
       CloneDriveOptions options = findOptionsInArgsOrNull(gRequest);
       if (options != null) {
@@ -76,7 +74,7 @@ public class BindCloneDriveOptionsToPlainTextString implements MapBinder {
    }
 
    static CloneDriveOptions findOptionsInArgsOrNull(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof CloneDriveOptions) {
             return (CloneDriveOptions) arg;
          } else if (arg instanceof CloneDriveOptions[]) {

apis/cloudsigma/src/test/java/org/jclouds/cloudsigma/binders/BindCloneDriveOptionsToPlainTextStringTest.java

@@ -18,64 +18,59 @@
  */
 package org.jclouds.cloudsigma.binders;
 
-import static org.easymock.EasyMock.createMock;
+import static org.testng.Assert.assertEquals;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
 
 import java.io.IOException;
+import java.net.URI;
 import java.util.List;
+import java.util.Map;
 
 import org.jclouds.cloudsigma.options.CloneDriveOptions;
-import org.jclouds.io.MutableContentMetadata;
+import org.jclouds.reflect.Invocation;
-import org.jclouds.io.Payload;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Throwables;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
+import com.google.common.reflect.Invokable;
 import com.google.inject.Guice;
 
 /**
  * 
  * @author Adrian Cole
  */
-@Test(groups = { "unit" })
+@Test(groups = "unit")
 public class BindCloneDriveOptionsToPlainTextStringTest {
 
    private static final BindCloneDriveOptionsToPlainTextString binder = Guice.createInjector().getInstance(
          BindCloneDriveOptionsToPlainTextString.class);
 
    public void testDefault() throws IOException {
-      assertInputAndArgsCreatesPayload(ImmutableMap.<String, Object>of("name", "newdrive"), ImmutableList.<Object> of(),
+      String expected = "name newdrive";
-            "name newdrive");
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
+
+      Map<String, Object> map = ImmutableMap.<String, Object> of("name", "newdrive");
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
    }
 
    public void testWithSize() throws IOException {
-      assertInputAndArgsCreatesPayload(ImmutableMap.<String, Object>of("name", "newdrive"),
+      String expected = "name newdrive\nsize 1024";
-            ImmutableList.<Object> of(new CloneDriveOptions().size(1024)), "name newdrive\nsize 1024");
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(new CloneDriveOptions().size(1024)));
+
+      Map<String, Object> map = ImmutableMap.<String, Object> of("name", "newdrive");
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
    }
 
-   protected void assertInputAndArgsCreatesPayload(ImmutableMap<String, Object> inputMap, List<Object> args,
+   protected GeneratedHttpRequest requestForArgs(List<Object> args) {
-         String expected) {
+      try {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+         Invocation invocation = Invocation.create(Invokable.from(String.class.getDeclaredMethod("toString")), args);
-      expect(request.getArgs()).andReturn(args).atLeastOnce();
+         return GeneratedHttpRequest.builder().method("POST").endpoint(URI.create("http://localhost/key"))
-      request.setPayload(expected);
+               .invocation(invocation).build();
-      Payload payload = createMock(Payload.class);
+      } catch (SecurityException e) {
-      expect(request.getPayload()).andReturn(payload);
+         throw Throwables.propagate(e);
-      MutableContentMetadata md = createMock(MutableContentMetadata.class);
+      } catch (NoSuchMethodException e) {
-      expect(payload.getContentMetadata()).andReturn(md);
+         throw Throwables.propagate(e);
-      md.setContentType("text/plain");
+      }
-
-      replay(request);
-      replay(payload);
-      replay(md);
-
-      binder.bindToRequest(request, inputMap);
-
-      verify(request);
-      verify(payload);
-      verify(md);
    }
-
 }

apis/ec2/src/main/java/org/jclouds/ec2/xml/CreateVolumeResponseHandler.java

@@ -187,7 +187,7 @@ public class CreateVolumeResponseHandler extends ParseSax.HandlerForGeneratedReq
    }
 
    public static String findAvailabilityZoneInArgsOrNull(GeneratedHttpRequest gRequest, Set<String> zones) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof String) {
             String zone = (String) arg;
             if (zones.contains(zone))

apis/ec2/src/test/java/org/jclouds/ec2/xml/AttachmentHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -28,11 +25,8 @@ import java.io.InputStream;
 import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.Attachment;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
-
 /**
  * Tests behavior of {@code AttachmentHandler}
  * 
@@ -56,9 +50,6 @@ public class AttachmentHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of());
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/BundleTaskHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -28,11 +25,8 @@ import java.io.InputStream;
 import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.BundleTask;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
-
 /**
  * Tests behavior of {@code BundleTaskHandler}
  * 
@@ -71,9 +65,6 @@ public class BundleTaskHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of());
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/CreateVolumeResponseHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -30,10 +27,8 @@ import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.Attachment;
 import org.jclouds.ec2.domain.Volume;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Sets;
 
 /**
@@ -62,9 +57,6 @@ public class CreateVolumeResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/DescribeAddressesResponseHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -29,7 +26,6 @@ import java.util.Set;
 
 import org.jclouds.ec2.domain.PublicIpInstanceIdPair;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableList;
@@ -58,9 +54,6 @@ public class DescribeAddressesResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/DescribeBundleTasksResponseHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -28,10 +25,8 @@ import java.io.InputStream;
 import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.BundleTask;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Iterables;
 
 /**
@@ -58,9 +53,6 @@ public class DescribeBundleTasksResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of());
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/DescribeKeyPairsResponseHandlerTest.java

@@ -17,10 +17,6 @@
  * under the License.
  */
 package org.jclouds.ec2.xml;
-
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -28,10 +24,8 @@ import java.util.Set;
 
 import org.jclouds.ec2.domain.KeyPair;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
 
 /**
@@ -56,9 +50,6 @@ public class DescribeKeyPairsResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of());
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/DescribeSecurityGroupsResponseHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -30,10 +27,8 @@ import org.jclouds.ec2.domain.IpPermission;
 import org.jclouds.ec2.domain.IpProtocol;
 import org.jclouds.ec2.domain.SecurityGroup;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMultimap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.LinkedHashMultimap;
@@ -91,9 +86,6 @@ public class DescribeSecurityGroupsResponseHandlerTest extends BaseEC2HandlerTes
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/DescribeSnapshotsResponseHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -29,10 +26,8 @@ import java.util.Set;
 import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.Snapshot;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Sets;
 
 /**
@@ -61,9 +56,6 @@ public class DescribeSnapshotsResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of());
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/DescribeVolumesResponseHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -30,10 +27,8 @@ import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.Attachment;
 import org.jclouds.ec2.domain.Volume;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Sets;
 
 /**
@@ -69,9 +64,6 @@ public class DescribeVolumesResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/InstanceStateChangeHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -30,11 +27,9 @@ import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.InstanceState;
 import org.jclouds.ec2.domain.InstanceStateChange;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
 
 /**
@@ -95,9 +90,6 @@ public class InstanceStateChangeHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/KeyPairResponseHandlerTest.java

@@ -17,10 +17,6 @@
  * under the License.
  */
 package org.jclouds.ec2.xml;
-
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.IOException;
@@ -29,11 +25,8 @@ import java.io.InputStream;
 import org.jclouds.crypto.SshKeys;
 import org.jclouds.ec2.domain.KeyPair;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
-
 /**
  * Tests behavior of {@code KeyPairResponseHandler}
  * 
@@ -84,9 +77,6 @@ public class KeyPairResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/RunInstancesResponseHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -32,11 +29,9 @@ import org.jclouds.ec2.domain.Reservation;
 import org.jclouds.ec2.domain.RootDeviceType;
 import org.jclouds.ec2.domain.RunningInstance;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
 
 /**
@@ -112,9 +107,6 @@ public class RunInstancesResponseHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/SnapshotHandlerTest.java

@@ -18,9 +18,6 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -28,11 +25,8 @@ import java.io.InputStream;
 import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.Snapshot;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
-import com.google.common.collect.ImmutableList;
-
 /**
  * Tests behavior of {@code SnapshotHandler}
  * 
@@ -56,9 +50,6 @@ public class SnapshotHandlerTest extends BaseEC2HandlerTest {
    }
 
    private void addDefaultRegionToHandler(ParseSax.HandlerWithResult<?> handler) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object>of()).atLeastOnce();
-      replay(request);
       handler.setContext(request);
    }
 }

apis/openstack-keystone/src/main/java/org/jclouds/openstack/keystone/v2_0/binders/BindAuthToJsonPayload.java

@@ -20,7 +20,6 @@ package org.jclouds.openstack.keystone.v2_0.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
 
 import java.util.Map;
 
@@ -37,8 +36,8 @@ import org.jclouds.rest.internal.GeneratedHttpRequest;
 import com.google.common.base.Predicates;
 import com.google.common.base.Strings;
 import com.google.common.collect.ImmutableMap;
-import com.google.common.collect.Iterables;
 import com.google.common.collect.ImmutableMap.Builder;
+import com.google.common.collect.Iterables;
 
 /**
  * 
@@ -58,7 +57,7 @@ public class BindAuthToJsonPayload extends BindToJsonPayload implements MapBinde
    }
 
    protected void addCredentialsInArgsOrNull(GeneratedHttpRequest gRequest, Builder<String, Object> builder) {
-      for (Object arg : Iterables.filter(gRequest.getArgs(), Predicates.notNull())) {
+      for (Object arg : Iterables.filter(gRequest.getInvocation().getArgs(), Predicates.notNull())) {
          if (arg.getClass().isAnnotationPresent(CredentialType.class)) {
             builder.put(arg.getClass().getAnnotation(CredentialType.class).value(), arg);
          }
@@ -70,7 +69,6 @@ public class BindAuthToJsonPayload extends BindToJsonPayload implements MapBinde
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
                "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
 
       Builder<String, Object> builder = ImmutableMap.builder();
       addCredentialsInArgsOrNull(gRequest, builder);

apis/openstack-keystone/src/main/java/org/jclouds/openstack/v2_0/functions/PresentWhenExtensionAnnotationNamespaceEqualsAnyNamespaceInExtensionsSet.java

@@ -19,26 +19,28 @@
 package org.jclouds.openstack.v2_0.functions;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.common.collect.Iterables.any;
+import static org.jclouds.openstack.v2_0.predicates.ExtensionPredicates.namespaceOrAliasEquals;
+import static org.jclouds.util.Optionals2.unwrapIfOptional;
 
 import java.net.URI;
+import java.util.List;
 import java.util.Set;
 
 import javax.inject.Inject;
 
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
 import org.jclouds.openstack.v2_0.domain.Extension;
-import org.jclouds.openstack.v2_0.predicates.ExtensionPredicates;
+import org.jclouds.reflect.InvocationSuccess;
 import org.jclouds.rest.functions.ImplicitOptionalConverter;
 
 import com.google.common.base.Optional;
 import com.google.common.cache.LoadingCache;
 import com.google.common.collect.ImmutableMultimap;
-import com.google.common.collect.Iterables;
 import com.google.common.collect.Multimap;
 
 /**
- * We use the annotation {@link org.jclouds.openstack.services.Extension} to
+ * We use the annotation {@link org.jclouds.openstack.services.Extension} to bind a class that implements an extension
- * bind a class that implements an extension API to an {@link Extension}.
+ * API to an {@link Extension}.
  * 
  * @author Adrian Cole
  * 
@@ -50,33 +52,33 @@ public class PresentWhenExtensionAnnotationNamespaceEqualsAnyNamespaceInExtensio
 
    @Inject
    public PresentWhenExtensionAnnotationNamespaceEqualsAnyNamespaceInExtensionsSet(
-         LoadingCache<String, Set<? extends Extension>> extensions,
+         LoadingCache<String, Set<? extends Extension>> extensions, Multimap<URI, URI> aliases) {
-         Multimap<URI, URI> aliases) {
       this.extensions = checkNotNull(extensions, "extensions");
       this.aliases = aliases == null ? ImmutableMultimap.<URI, URI> of() : ImmutableMultimap.copyOf(aliases);
    }
 
    @Override
-   public Optional<Object> apply(ClassInvokerArgsAndReturnVal input) {
+   public Optional<Object> apply(InvocationSuccess input) {
-      Optional<org.jclouds.openstack.v2_0.services.Extension> ext = Optional.fromNullable(input.getClazz().getAnnotation(
+      Class<?> target = unwrapIfOptional(input.getInvocation().getInvokable().getReturnType());
-            org.jclouds.openstack.v2_0.services.Extension.class));
+      Optional<org.jclouds.openstack.v2_0.services.Extension> ext = Optional.fromNullable(target
+            .getAnnotation(org.jclouds.openstack.v2_0.services.Extension.class));
       if (ext.isPresent()) {
          URI namespace = URI.create(ext.get().namespace());
-         if (input.getArgs().isEmpty()) {
+         List<Object> args = input.getInvocation().getArgs();
-	        if (Iterables.any(extensions.getUnchecked(""),
+         if (args.isEmpty()) {
-	              ExtensionPredicates.namespaceOrAliasEquals(namespace, aliases.get(namespace))))
+            if (any(extensions.getUnchecked(""), namespaceOrAliasEquals(namespace, aliases.get(namespace))))
-	           return Optional.of(input.getReturnVal());
+               return input.getResult();
-	     } else if (input.getArgs().size() == 1) {
+         } else if (args.size() == 1) {
-	        if (Iterables.any(extensions.getUnchecked(checkNotNull(input.getArgs().get(0), "arg[0] in %s", input).toString()),
+            String arg0 = checkNotNull(args.get(0), "arg[0] in %s", input).toString();
-	              ExtensionPredicates.namespaceOrAliasEquals(namespace, aliases.get(namespace))))
+            if (any(extensions.getUnchecked(arg0), namespaceOrAliasEquals(namespace, aliases.get(namespace))))
-	           return Optional.of(input.getReturnVal());
+               return input.getResult();
          } else {
             throw new RuntimeException(String.format("expecting zero or one args %s", input));
          }
          return Optional.absent();
       } else {
          // No extension annotation, should check whether to return absent
-	     return Optional.of(input.getReturnVal());
+         return input.getResult();
       }
    }
 

apis/openstack-keystone/src/test/java/org/jclouds/openstack/v2_0/functions/PresentWhenExtensionAnnotationNamespaceEqualsAnyNamespaceInExtensionsSetTest.java

@@ -3,12 +3,14 @@ package org.jclouds.openstack.v2_0.functions;
 import static org.testng.Assert.assertEquals;
 
 import java.net.URI;
+import java.util.List;
 import java.util.Set;
 
 import org.jclouds.date.internal.SimpleDateFormatDateService;
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
 import org.jclouds.openstack.v2_0.ServiceType;
 import org.jclouds.openstack.v2_0.domain.Extension;
+import org.jclouds.reflect.Invocation;
+import org.jclouds.reflect.InvocationSuccess;
 import org.jclouds.rest.annotations.Delegate;
 import org.testng.annotations.Test;
 
@@ -63,34 +65,31 @@ public class PresentWhenExtensionAnnotationNamespaceEqualsAnyNamespaceInExtensio
 
    }
 
-   ClassInvokerArgsAndReturnVal getFloatingIPExtension() throws SecurityException, NoSuchMethodException {
+   InvocationSuccess getFloatingIPExtension(List<Object> args) throws SecurityException, NoSuchMethodException {
-      return ClassInvokerArgsAndReturnVal
+      return InvocationSuccess.create(Invocation.create(
-            .builder()
+            Invokable.from(NovaAsyncApi.class.getDeclaredMethod("getFloatingIPExtensionForZone", String.class)),
-            .clazz(FloatingIPAsyncApi.class)
+            args), "foo");
-            .invoker(
-                  Invokable.from(NovaAsyncApi.class.getDeclaredMethod("getFloatingIPExtensionForZone", String.class)))
-            .args(ImmutableList.<Object> of("zone")).returnVal("foo").build();
    }
 
-   ClassInvokerArgsAndReturnVal getKeyPairExtension() throws SecurityException, NoSuchMethodException {
+   InvocationSuccess getKeyPairExtension(List<Object> args) throws SecurityException, NoSuchMethodException {
-      return ClassInvokerArgsAndReturnVal.builder().clazz(KeyPairAsyncApi.class)
+      return InvocationSuccess.create(Invocation.create(
-            .invoker(Invokable.from(NovaAsyncApi.class.getDeclaredMethod("getKeyPairExtensionForZone", String.class)))
+            Invokable.from(NovaAsyncApi.class.getDeclaredMethod("getKeyPairExtensionForZone", String.class)),
-            .args(ImmutableList.<Object> of("zone")).returnVal("foo").build();
+            args), "foo");
    }
 
    public void testPresentWhenExtensionsIncludeNamespaceFromAnnotationAbsentWhenNot() throws SecurityException, NoSuchMethodException {
 
-      assertEquals(whenExtensionsInZoneInclude("zone", keypairs, floatingIps).apply(getFloatingIPExtension()), Optional.of("foo"));
+      assertEquals(whenExtensionsInZoneInclude("zone", keypairs, floatingIps).apply(getFloatingIPExtension(ImmutableList.<Object> of("zone"))), Optional.of("foo"));
-      assertEquals(whenExtensionsInZoneInclude("zone", keypairs, floatingIps).apply(getKeyPairExtension()), Optional.of("foo"));
+      assertEquals(whenExtensionsInZoneInclude("zone", keypairs, floatingIps).apply(getKeyPairExtension(ImmutableList.<Object> of("zone"))), Optional.of("foo"));
-      assertEquals(whenExtensionsInZoneInclude("zone", keypairs).apply(getFloatingIPExtension()), Optional.absent());
+      assertEquals(whenExtensionsInZoneInclude("zone", keypairs).apply(getFloatingIPExtension(ImmutableList.<Object> of("zone"))), Optional.absent());
-      assertEquals(whenExtensionsInZoneInclude("zone", floatingIps).apply(getKeyPairExtension()), Optional.absent());
+      assertEquals(whenExtensionsInZoneInclude("zone", floatingIps).apply(getKeyPairExtension(ImmutableList.<Object> of("zone"))), Optional.absent());
    }
    
    public void testZoneWithoutExtensionsReturnsAbsent() throws SecurityException, NoSuchMethodException {
       assertEquals(whenExtensionsInZoneInclude("zone", floatingIps).apply(
-               getFloatingIPExtension().toBuilder().args(ImmutableList.<Object> of("differentzone")).build()), Optional.absent());
+               getFloatingIPExtension(ImmutableList.<Object> of("differentzone"))), Optional.absent());
       assertEquals(whenExtensionsInZoneInclude("zone", keypairs).apply(
-               getKeyPairExtension().toBuilder().args(ImmutableList.<Object> of("differentzone")).build()), Optional.absent());
+               getKeyPairExtension(ImmutableList.<Object> of("differentzone"))), Optional.absent());
    }
 
    /**
@@ -107,9 +106,9 @@ public class PresentWhenExtensionAnnotationNamespaceEqualsAnyNamespaceInExtensio
                .getNamespace());
 
       assertEquals(whenExtensionsAndAliasesInZoneInclude("zone", ImmutableSet.of(keypairsWithDifferentNamespace), aliases).apply(
-              getKeyPairExtension()), Optional.of("foo"));
+              getKeyPairExtension(ImmutableList.<Object> of("zone"))), Optional.of("foo"));
       assertEquals(whenExtensionsAndAliasesInZoneInclude("zone", ImmutableSet.of(keypairsWithDifferentNamespace), aliases).apply(
-              getFloatingIPExtension()), Optional.absent());
+              getFloatingIPExtension(ImmutableList.<Object> of("zone"))), Optional.absent());
 
    }
 

apis/openstack-nova/src/main/java/org/jclouds/openstack/nova/v2_0/binders/BindSecurityGroupRuleToJsonPayload.java

@@ -20,6 +20,8 @@ package org.jclouds.openstack.nova.v2_0.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.common.base.Predicates.instanceOf;
+import static com.google.common.collect.Iterables.find;
 
 import java.util.Map;
 
@@ -33,9 +35,7 @@ import org.jclouds.rest.MapBinder;
 import org.jclouds.rest.binders.BindToJsonPayload;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 
-import com.google.common.base.Predicates;
 import com.google.common.collect.ImmutableMap;
-import com.google.common.collect.Iterables;
 import com.google.common.collect.ImmutableMap.Builder;
 
 /**
@@ -63,7 +63,7 @@ public class BindSecurityGroupRuleToJsonPayload extends BindToJsonPayload implem
                "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
 
-      Ingress ingress = Ingress.class.cast(Iterables.find(gRequest.getArgs(), Predicates.instanceOf(Ingress.class)));
+      Ingress ingress = Ingress.class.cast(find(gRequest.getInvocation().getArgs(), instanceOf(Ingress.class)));
       payload.put("ip_protocol", ingress.getIpProtocol().toString());
       payload.put("from_port", ingress.getFromPort() + "");
       payload.put("to_port", ingress.getToPort() + "");

apis/s3/src/main/java/org/jclouds/s3/blobstore/S3BlobRequestSigner.java

@@ -29,6 +29,7 @@ import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.blobstore.functions.BlobToHttpGetOptions;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.options.GetOptions;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.internal.RestAnnotationProcessor;
 import org.jclouds.s3.S3AsyncClient;
 import org.jclouds.s3.blobstore.functions.BlobToObject;
@@ -37,13 +38,14 @@ import org.jclouds.s3.options.PutObjectOptions;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.reflect.Invokable;
+import com.google.common.reflect.TypeToken;
 
 /**
  * 
  * @author Adrian Cole
  */
 @Singleton
-public class S3BlobRequestSigner implements BlobRequestSigner {
+public class S3BlobRequestSigner<T extends S3AsyncClient> implements BlobRequestSigner {
    private final RestAnnotationProcessor processor;
    private final BlobToObject blobToObject;
    private final BlobToHttpGetOptions blob2HttpGetOptions;
@@ -51,26 +53,30 @@ public class S3BlobRequestSigner implements BlobRequestSigner {
    private final Invokable<?, ?> getMethod;
    private final Invokable<?, ?> deleteMethod;
    private final Invokable<?, ?> createMethod;
+   private final Class<T> interfaceType;
 
    @Inject
-   public S3BlobRequestSigner(RestAnnotationProcessor.Factory processor, BlobToObject blobToObject,
+   public S3BlobRequestSigner(RestAnnotationProcessor processor, BlobToObject blobToObject,
-         BlobToHttpGetOptions blob2HttpGetOptions) throws SecurityException, NoSuchMethodException {
+         BlobToHttpGetOptions blob2HttpGetOptions, Class<T> interfaceType) throws SecurityException,
-      this.processor = checkNotNull(processor, "processor").declaring(S3AsyncClient.class);
+         NoSuchMethodException {
+      this.processor = checkNotNull(processor, "processor");
+      this.interfaceType = checkNotNull(interfaceType, "interfaceType");
       this.blobToObject = checkNotNull(blobToObject, "blobToObject");
       this.blob2HttpGetOptions = checkNotNull(blob2HttpGetOptions, "blob2HttpGetOptions");
-      this.getMethod = Invokable.from(S3AsyncClient.class.getMethod("getObject", String.class, String.class,
+      this.getMethod = TypeToken.of(interfaceType).method(
-            GetOptions[].class));
+            interfaceType.getMethod("getObject", String.class, String.class, GetOptions[].class));
-      this.deleteMethod = Invokable.from(S3AsyncClient.class.getMethod("deleteObject", String.class, String.class));
+      this.deleteMethod = TypeToken.of(interfaceType).method(
-      this.createMethod = Invokable.from(S3AsyncClient.class.getMethod("putObject", String.class, S3Object.class,
+            interfaceType.getMethod("deleteObject", String.class, String.class));
-            PutObjectOptions[].class));
+      this.createMethod = TypeToken.of(interfaceType).method(
-
+            interfaceType.getMethod("putObject", String.class, S3Object.class, PutObjectOptions[].class));
    }
 
    @Override
    public HttpRequest signGetBlob(String container, String name) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(getMethod, ImmutableList.<Object> of(container, name)));
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, getMethod,
+            ImmutableList.<Object> of(container, name))));
    }
 
    @Override
@@ -82,8 +88,8 @@ public class S3BlobRequestSigner implements BlobRequestSigner {
    public HttpRequest signPutBlob(String container, Blob blob) {
       checkNotNull(container, "container");
       checkNotNull(blob, "blob");
-      return cleanRequest(processor.createRequest(createMethod,
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, createMethod,
-            ImmutableList.<Object> of(container, blobToObject.apply(blob))));
+            ImmutableList.<Object> of(container, blobToObject.apply(blob)))));
    }
 
    @Override
@@ -95,14 +101,15 @@ public class S3BlobRequestSigner implements BlobRequestSigner {
    public HttpRequest signRemoveBlob(String container, String name) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(deleteMethod, ImmutableList.<Object> of(container, name)));
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, deleteMethod,
+            ImmutableList.<Object> of(container, name))));
    }
 
    @Override
    public HttpRequest signGetBlob(String container, String name, org.jclouds.blobstore.options.GetOptions options) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(getMethod,
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, getMethod,
-            ImmutableList.of(container, name, blob2HttpGetOptions.apply(checkNotNull(options, "options")))));
+            ImmutableList.of(container, name, blob2HttpGetOptions.apply(checkNotNull(options, "options"))))));
    }
 }

apis/s3/src/main/java/org/jclouds/s3/blobstore/config/S3BlobStoreContextModule.java

@@ -28,10 +28,12 @@ import org.jclouds.blobstore.BlobStore;
 import org.jclouds.blobstore.attr.ConsistencyModel;
 import org.jclouds.blobstore.config.BlobStoreMapModule;
 import org.jclouds.domain.Location;
+import org.jclouds.s3.S3AsyncClient;
 import org.jclouds.s3.S3Client;
 import org.jclouds.s3.blobstore.S3AsyncBlobStore;
 import org.jclouds.s3.blobstore.S3BlobRequestSigner;
 import org.jclouds.s3.blobstore.S3BlobStore;
+import org.jclouds.s3.blobstore.S3BlobStoreContext;
 import org.jclouds.s3.blobstore.functions.LocationFromBucketName;
 import org.jclouds.s3.domain.AccessControlList;
 
@@ -57,9 +59,14 @@ public class S3BlobStoreContextModule extends AbstractModule {
       bind(ConsistencyModel.class).toInstance(ConsistencyModel.EVENTUAL);
       bind(AsyncBlobStore.class).to(S3AsyncBlobStore.class).in(Scopes.SINGLETON);
       bind(BlobStore.class).to(S3BlobStore.class).in(Scopes.SINGLETON);
-      bind(BlobRequestSigner.class).to(S3BlobRequestSigner.class);
       bind(new TypeLiteral<Function<String, Location>>() {
       }).to(LocationFromBucketName.class);
+      bindRequestSigner();
+   }
+
+   protected void bindRequestSigner() {
+      bind(BlobRequestSigner.class).to(new TypeLiteral<S3BlobRequestSigner<S3AsyncClient>>() {
+      });
    }
    
    @Provides

apis/s3/src/main/java/org/jclouds/s3/blobstore/functions/BlobToObjectMetadata.java

@@ -59,7 +59,7 @@ public class BlobToObjectMetadata implements Function<BlobMetadata, MutableObjec
    @Override
    public BlobToObjectMetadata setContext(HttpRequest request) {
       checkArgument(request instanceof GeneratedHttpRequest, "note this handler requires a GeneratedHttpRequest");
-      return setBucket(GeneratedHttpRequest.class.cast(request).getArgs().get(0).toString());
+      return setBucket(GeneratedHttpRequest.class.cast(request).getInvocation().getArgs().get(0).toString());
    }
 
    private BlobToObjectMetadata setBucket(String bucket) {

apis/s3/src/main/java/org/jclouds/s3/util/S3Utils.java

@@ -52,14 +52,13 @@ public class S3Utils {
             "bucketName name must start with a number or letter and  can only contain lowercase letters, numbers, periods (.), underscores (_), and dashes (-)");
       checkArgument(bucketName.length() > 2 && bucketName.length() < 256,
             "bucketName name must be between 3 and 255 characters long");
-      checkArgument(!IP_PATTERN.matcher(bucketName).matches(),
+      checkArgument(!IP_PATTERN.matcher(bucketName).matches(), "bucketName name cannot be ip address style");
-               "bucketName name cannot be ip address style");
       return bucketName;
    }
 
    /**
-    * This implementation invokes {@link S3Client#deleteBucketIfEmpty} followed by
+    * This implementation invokes {@link S3Client#deleteBucketIfEmpty} followed by {@link S3Client#bucketExists} until
-    * {@link S3Client#bucketExists} until it is true.
+    * it is true.
     */
    public static boolean deleteAndVerifyContainerGone(S3Client sync, String container) {
       sync.deleteBucketIfEmpty(container);
@@ -78,9 +77,10 @@ public class S3Utils {
 
       String bucketName = null;
 
-      for (int i = 0; i < request.getInvoker().getParameters().size(); i++) {
+      for (int i = 0; i < request.getInvocation().getInvokable().getParameters().size(); i++) {
-         if (any(Arrays.asList(request.getInvoker().getParameters().get(i).getAnnotations()), ANNOTATIONTYPE_BUCKET)) {
+         if (any(Arrays.asList(request.getInvocation().getInvokable().getParameters().get(i).getAnnotations()),
-            bucketName = (String) request.getArgs().get(i);
+               ANNOTATIONTYPE_BUCKET)) {
+            bucketName = (String) request.getInvocation().getArgs().get(i);
             break;
          }
       }

apis/s3/src/main/java/org/jclouds/s3/xml/LocationConstraintHandler.java

@@ -64,7 +64,7 @@ public class LocationConstraintHandler extends ParseSax.HandlerWithResult<String
    @Override
    public LocationConstraintHandler setContext(HttpRequest request) {
       super.setContext(request);
-      setBucket(GeneratedHttpRequest.class.cast(getRequest()).getArgs().get(0).toString());
+      setBucket(GeneratedHttpRequest.class.cast(getRequest()).getInvocation().getArgs().get(0).toString());
       return this;
    }
 

apis/s3/src/test/java/org/jclouds/s3/fallbacks/FalseIfBucketAlreadyOwnedByYouOrOperationAbortedWhenBucketExistsTest.java

@@ -27,12 +27,14 @@ import static org.testng.Assert.assertFalse;
 
 import org.jclouds.aws.AWSResponseException;
 import org.jclouds.aws.domain.AWSError;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.jclouds.s3.S3Client;
 import org.jclouds.s3.options.PutBucketOptions;
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.Lists;
 import com.google.common.reflect.Invokable;
 
 /**
@@ -45,14 +47,12 @@ public class FalseIfBucketAlreadyOwnedByYouOrOperationAbortedWhenBucketExistsTes
 
    @BeforeClass
    void setUp() throws SecurityException, NoSuchMethodException {
-      putBucket = GeneratedHttpRequest
+      putBucket = GeneratedHttpRequest.builder()
-            .builder()
             .method("PUT")
             .endpoint("https://adriancole-blobstore113.s3.amazonaws.com/")
-            .declaring(S3Client.class)
+            .invocation(
-            .invoker(Invokable.from(
+                  Invocation.create(Invokable.from(S3Client.class.getMethod("putBucketInRegion", String.class,
-                  S3Client.class.getMethod("putBucketInRegion", String.class, String.class, PutBucketOptions[].class)))
+                        String.class, PutBucketOptions[].class)), Lists.<Object> newArrayList(null, "bucket"))).build();
-            .args(new Object[] { null, "bucket" }).build();
    }
 
    @Test

apis/swift/src/main/java/org/jclouds/openstack/swift/CommonSwiftAsyncClient.java

@@ -40,7 +40,6 @@ import org.jclouds.blobstore.binders.BindMapToHeadersWithPrefix;
 import org.jclouds.blobstore.domain.PageSet;
 import org.jclouds.http.functions.ParseETagHeader;
 import org.jclouds.http.options.GetOptions;
-import org.jclouds.openstack.filters.AuthenticateRequest;
 import org.jclouds.openstack.swift.SwiftFallbacks.TrueOn404FalseOn409;
 import org.jclouds.openstack.swift.binders.BindIterableToHeadersWithContainerDeleteMetadataPrefix;
 import org.jclouds.openstack.swift.binders.BindMapToHeadersWithContainerMetadataPrefix;
@@ -60,12 +59,10 @@ import org.jclouds.openstack.swift.options.CreateContainerOptions;
 import org.jclouds.openstack.swift.options.ListContainerOptions;
 import org.jclouds.openstack.swift.reference.SwiftHeaders;
 import org.jclouds.rest.annotations.BinderParam;
-import org.jclouds.rest.annotations.Endpoint;
 import org.jclouds.rest.annotations.Fallback;
 import org.jclouds.rest.annotations.Headers;
 import org.jclouds.rest.annotations.ParamParser;
 import org.jclouds.rest.annotations.QueryParams;
-import org.jclouds.rest.annotations.RequestFilters;
 import org.jclouds.rest.annotations.ResponseParser;
 
 import com.google.common.annotations.Beta;
@@ -79,8 +76,6 @@ import com.google.inject.Provides;
  * @see <a href="http://www.rackspacecloud.com/cf-devguide-20090812.pdf" />
  * @author Adrian Cole
  */
-@RequestFilters(AuthenticateRequest.class)
-@Endpoint(Storage.class)
 public interface CommonSwiftAsyncClient {
    @Provides
    SwiftObject newSwiftObject();

apis/swift/src/main/java/org/jclouds/openstack/swift/blobstore/SwiftBlobSigner.java

@@ -45,6 +45,7 @@ import org.jclouds.openstack.swift.CommonSwiftAsyncClient;
 import org.jclouds.openstack.swift.TemporaryUrlKey;
 import org.jclouds.openstack.swift.blobstore.functions.BlobToObject;
 import org.jclouds.openstack.swift.domain.SwiftObject;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.internal.RestAnnotationProcessor;
 
 import com.google.common.base.Supplier;
@@ -53,6 +54,7 @@ import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.io.ByteProcessor;
 import com.google.common.reflect.Invokable;
+import com.google.common.reflect.TypeToken;
 import com.google.inject.Provider;
 
 /**
@@ -73,6 +75,7 @@ public class SwiftBlobSigner<T extends CommonSwiftAsyncClient> implements BlobRe
    private final Invokable<?, ?> getMethod;
    private final Invokable<?, ?> deleteMethod;
    private final Invokable<?, ?> createMethod;
+   private final Class<T> interfaceType;
 
    /**
     * create a signer for this subtype of swift
@@ -83,9 +86,10 @@ public class SwiftBlobSigner<T extends CommonSwiftAsyncClient> implements BlobRe
    @Inject
    protected SwiftBlobSigner(BlobToObject blobToObject, BlobToHttpGetOptions blob2HttpGetOptions, Crypto crypto,
          @TimeStamp Provider<Long> unixEpochTimestampProvider,
-         @TemporaryUrlKey Supplier<String> temporaryUrlKeySupplier, RestAnnotationProcessor.Factory processor,
+         @TemporaryUrlKey Supplier<String> temporaryUrlKeySupplier, RestAnnotationProcessor processor,
-         Class<T> clazz) throws SecurityException, NoSuchMethodException {
+         Class<T> interfaceType) throws SecurityException, NoSuchMethodException {
-      this.processor = checkNotNull(processor, "processor").declaring(clazz);
+      this.processor = checkNotNull(processor, "processor");
+      this.interfaceType = checkNotNull(interfaceType, "interfaceType");
       this.crypto = checkNotNull(crypto, "crypto");
 
       this.unixEpochTimestampProvider = checkNotNull(unixEpochTimestampProvider, "unixEpochTimestampProvider");
@@ -94,23 +98,28 @@ public class SwiftBlobSigner<T extends CommonSwiftAsyncClient> implements BlobRe
       this.blobToObject = checkNotNull(blobToObject, "blobToObject");
       this.blob2HttpGetOptions = checkNotNull(blob2HttpGetOptions, "blob2HttpGetOptions");
 
-      this.getMethod = Invokable.from(clazz.getMethod("getObject", String.class, String.class, GetOptions[].class));
+      this.getMethod = TypeToken.of(interfaceType).method(
-      this.deleteMethod = Invokable.from(clazz.getMethod("removeObject", String.class, String.class));
+            interfaceType.getMethod("getObject", String.class, String.class, GetOptions[].class));
-      this.createMethod = Invokable.from(clazz.getMethod("putObject", String.class, SwiftObject.class));
+      this.deleteMethod = TypeToken.of(interfaceType).method(
+            interfaceType.getMethod("removeObject", String.class, String.class));
+      this.createMethod = TypeToken.of(interfaceType).method(
+            interfaceType.getMethod("putObject", String.class, SwiftObject.class));
    }
 
    @Override
    public HttpRequest signGetBlob(String container, String name) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(getMethod, ImmutableList.<Object> of(container, name)));
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, getMethod,
+            ImmutableList.<Object> of(container, name))));
    }
 
    @Override
    public HttpRequest signGetBlob(String container, String name, long timeInSeconds) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      HttpRequest request = processor.createRequest(getMethod, ImmutableList.<Object> of(container, name));
+      HttpRequest request = processor.apply(Invocation.create(interfaceType, getMethod,
+            ImmutableList.<Object> of(container, name)));
       return cleanRequest(signForTemporaryAccess(request, timeInSeconds));
    }
 
@@ -118,24 +127,24 @@ public class SwiftBlobSigner<T extends CommonSwiftAsyncClient> implements BlobRe
    public HttpRequest signGetBlob(String container, String name, org.jclouds.blobstore.options.GetOptions options) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(getMethod,
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, getMethod,
-            ImmutableList.of(container, name, blob2HttpGetOptions.apply(checkNotNull(options, "options")))));
+            ImmutableList.of(container, name, blob2HttpGetOptions.apply(checkNotNull(options, "options"))))));
    }
 
    @Override
    public HttpRequest signPutBlob(String container, Blob blob) {
       checkNotNull(container, "container");
       checkNotNull(blob, "blob");
-      return cleanRequest(processor.createRequest(createMethod,
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, createMethod,
-            ImmutableList.<Object> of(container, blobToObject.apply(blob))));
+            ImmutableList.<Object> of(container, blobToObject.apply(blob)))));
    }
 
    @Override
    public HttpRequest signPutBlob(String container, Blob blob, long timeInSeconds) {
       checkNotNull(container, "container");
       checkNotNull(blob, "blob");
-      HttpRequest request = processor.createRequest(createMethod,
+      HttpRequest request = processor.apply(Invocation.create(interfaceType, createMethod,
-            ImmutableList.<Object> of(container, blobToObject.apply(blob)));
+            ImmutableList.<Object> of(container, blobToObject.apply(blob))));
       return cleanRequest(signForTemporaryAccess(request, timeInSeconds));
    }
 
@@ -143,7 +152,8 @@ public class SwiftBlobSigner<T extends CommonSwiftAsyncClient> implements BlobRe
    public HttpRequest signRemoveBlob(String container, String name) {
       checkNotNull(container, "container");
       checkNotNull(name, "name");
-      return cleanRequest(processor.createRequest(deleteMethod, ImmutableList.<Object> of(container, name)));
+      return cleanRequest(processor.apply(Invocation.create(interfaceType, deleteMethod,
+            ImmutableList.<Object> of(container, name))));
    }
 
    private HttpRequest signForTemporaryAccess(HttpRequest request, long timeInSeconds) {

apis/swift/src/main/java/org/jclouds/openstack/swift/functions/ParseContainerMetadataFromHeaders.java

@@ -45,7 +45,7 @@ public class ParseContainerMetadataFromHeaders implements Function<HttpResponse,
    private GeneratedHttpRequest request;
 
    public ContainerMetadata apply(HttpResponse from) {
-      return ContainerMetadata.builder().name(request.getArgs().get(0).toString())
+      return ContainerMetadata.builder().name(request.getInvocation().getArgs().get(0).toString())
             .readACL(from.getFirstHeaderOrNull(SwiftHeaders.CONTAINER_READ))
             .bytes(Long.valueOf(from.getFirstHeaderOrNull(SwiftHeaders.CONTAINER_BYTES_USED)))
             .count(Long.valueOf(from.getFirstHeaderOrNull(SwiftHeaders.CONTAINER_OBJECT_COUNT)))

apis/swift/src/main/java/org/jclouds/openstack/swift/functions/ParseObjectInfoFromHeaders.java

@@ -73,7 +73,7 @@ public class ParseObjectInfoFromHeaders implements Function<HttpResponse, Mutabl
    public ParseObjectInfoFromHeaders setContext(HttpRequest request) {
       blobMetadataParser.setContext(request);
       checkArgument(request instanceof GeneratedHttpRequest, "note this handler requires a GeneratedHttpRequest");
-      return setContainer(GeneratedHttpRequest.class.cast(request).getArgs().get(0).toString());
+      return setContainer(GeneratedHttpRequest.class.cast(request).getInvocation().getArgs().get(0).toString());
    }
 
    private ParseObjectInfoFromHeaders setContainer(String container) {

apis/swift/src/main/java/org/jclouds/openstack/swift/functions/ParseObjectInfoListFromJsonResponse.java

@@ -25,6 +25,7 @@ import static org.jclouds.http.Uris.uriBuilder;
 import java.io.IOException;
 import java.io.InputStream;
 import java.lang.reflect.Type;
+import java.util.List;
 import java.util.SortedSet;
 
 import javax.inject.Inject;
@@ -54,8 +55,10 @@ import com.google.inject.TypeLiteral;
 public class ParseObjectInfoListFromJsonResponse extends ParseJson<PageSet<ObjectInfo>> implements
       InvocationContext<ParseObjectInfoListFromJsonResponse> {
 
-   private GeneratedHttpRequest request;
+   private List<Object> args;
    private String container;
+   private GeneratedHttpRequest request;
+   private ListContainerOptions options;
 
    @Inject
    public ParseObjectInfoListFromJsonResponse(Json json) {
@@ -64,13 +67,7 @@ public class ParseObjectInfoListFromJsonResponse extends ParseJson<PageSet<Objec
    }
 
    public PageSet<ObjectInfo> apply(InputStream stream) {
-      checkState(request != null, "request should be initialized at this point");
+      checkState(args != null, "request should be initialized at this point");
-      checkState(request.getArgs() != null, "request.getArgs() should be initialized at this point");
-      checkArgument(request.getArgs().get(0) instanceof String, "arg[0] must be a container name");
-      checkArgument(request.getArgs().get(1) instanceof ListContainerOptions[],
-               "arg[1] must be an array of ListContainerOptions");
-      ListContainerOptions[] optionsList = (ListContainerOptions[]) request.getArgs().get(1);
-      ListContainerOptions options = optionsList.length > 0 ? optionsList[0] : ListContainerOptions.NONE;
       Type listType = new TypeToken<SortedSet<ObjectInfoImpl>>() {
       }.getType();
 
@@ -95,12 +92,13 @@ public class ParseObjectInfoListFromJsonResponse extends ParseJson<PageSet<Objec
    @Override
    public ParseObjectInfoListFromJsonResponse setContext(HttpRequest request) {
       checkArgument(request instanceof GeneratedHttpRequest, "note this handler requires a GeneratedHttpRequest");
-      this.request = (GeneratedHttpRequest) request;
+      this.request = GeneratedHttpRequest.class.cast(request);
-      return setContainer(GeneratedHttpRequest.class.cast(request).getArgs().get(0).toString());
+      this.args = this.request.getInvocation().getArgs();
-   }
+      checkArgument(args.get(0) instanceof String, "arg[0] must be a container name");
-
+      this.container = args.get(0).toString();
-   private ParseObjectInfoListFromJsonResponse setContainer(String container) {
+      checkArgument(args.get(1) instanceof ListContainerOptions[], "arg[1] must be an array of ListContainerOptions");
-      this.container = container;
+      ListContainerOptions[] optionsList = (ListContainerOptions[]) args.get(1);
+      this.options = optionsList.length > 0 ? optionsList[0] : ListContainerOptions.NONE;
       return this;
    }
 }

apis/swift/src/test/java/org/jclouds/openstack/swift/domain/internal/ParseObjectInfoListFromJsonResponseTest.java

@@ -19,9 +19,6 @@
 package org.jclouds.openstack.swift.domain.internal;
 
 import static com.google.common.io.BaseEncoding.base16;
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -29,20 +26,15 @@ import java.net.URI;
 import java.util.Set;
 
 import org.jclouds.date.internal.SimpleDateFormatDateService;
-import org.jclouds.json.config.GsonModule;
-import org.jclouds.json.config.GsonModule.DateAdapter;
-import org.jclouds.json.config.GsonModule.Iso8601DateAdapter;
 import org.jclouds.openstack.swift.domain.ObjectInfo;
 import org.jclouds.openstack.swift.functions.ParseObjectInfoListFromJsonResponse;
+import org.jclouds.openstack.swift.internal.BasePayloadTest;
 import org.jclouds.openstack.swift.options.ListContainerOptions;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
-import com.google.inject.AbstractModule;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
 
 /**
  * Tests behavior of {@code ParseObjectInfoListFromJsonResponse}
@@ -50,35 +42,26 @@ import com.google.inject.Injector;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class ParseObjectInfoListFromJsonResponseTest {
+public class ParseObjectInfoListFromJsonResponseTest extends BasePayloadTest {
-
-   Injector i = Guice.createInjector(new AbstractModule() {
-
-      @Override
-      protected void configure() {
-         bind(DateAdapter.class).to(Iso8601DateAdapter.class);
-      }
-
-   }, new GsonModule());
 
    public void testApplyInputStream() {
       InputStream is = getClass().getResourceAsStream("/test_list_container.json");
-      Set<ObjectInfo> expects = ImmutableSet.<ObjectInfo> of(ObjectInfoImpl.builder().container("container").name(
+      Set<ObjectInfo> expects = ImmutableSet
-               "test_obj_1").uri(URI.create("http://localhost/foo/test_obj_1")).hash(
+            .<ObjectInfo> of(
-               base16().lowerCase().decode("4281c348eaf83e70ddce0e07221c3d28")).bytes(14l)
+                  ObjectInfoImpl.builder().container("container").name("test_obj_1")
-               .contentType("application/octet-stream").lastModified(
+                        .uri(URI.create("http://localhost/key/test_obj_1"))
-                        new SimpleDateFormatDateService().iso8601DateParse("2009-02-03T05:26:32.612Z")).build(),
+                        .hash(base16().lowerCase().decode("4281c348eaf83e70ddce0e07221c3d28")).bytes(14l)
-               ObjectInfoImpl.builder().container("container").name("test_obj_2").uri(
+                        .contentType("application/octet-stream")
-                        URI.create("http://localhost/foo/test_obj_2")).hash(
+                        .lastModified(new SimpleDateFormatDateService().iso8601DateParse("2009-02-03T05:26:32.612Z"))
-                        base16().lowerCase().decode("b039efe731ad111bc1b0ef221c3849d0")).bytes(64l).contentType(
+                        .build(),
-                        "application/octet-stream").lastModified(
+                  ObjectInfoImpl.builder().container("container").name("test_obj_2")
-                        new SimpleDateFormatDateService().iso8601DateParse("2009-02-03T05:26:32.612Z")).build());
+                        .uri(URI.create("http://localhost/key/test_obj_2"))
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+                        .hash(base16().lowerCase().decode("b039efe731ad111bc1b0ef221c3849d0")).bytes(64l)
-      ListContainerOptions options = new ListContainerOptions();
+                        .contentType("application/octet-stream")
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/foo")).atLeastOnce();
+                        .lastModified(new SimpleDateFormatDateService().iso8601DateParse("2009-02-03T05:26:32.612Z"))
-      expect(request.getArgs()).andReturn(
+                        .build());
-               ImmutableList.<Object> of("container", new ListContainerOptions[] { options })).atLeastOnce();
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of("container",
-      replay(request);
+            new ListContainerOptions[] { new ListContainerOptions() }));
       ParseObjectInfoListFromJsonResponse parser = i.getInstance(ParseObjectInfoListFromJsonResponse.class);
       parser.setContext(request);
       assertEquals(parser.apply(is).toString(), expects.toString());

apis/swift/src/test/java/org/jclouds/openstack/swift/functions/ParseContainerListFromJsonResponseTest.java

@@ -26,15 +26,13 @@ import java.util.Map;
 
 import org.jclouds.http.HttpResponse;
 import org.jclouds.http.functions.ParseJson;
-import org.jclouds.json.config.GsonModule;
 import org.jclouds.openstack.swift.domain.ContainerMetadata;
+import org.jclouds.openstack.swift.internal.BasePayloadTest;
 import org.jclouds.util.Strings2;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Maps;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
 import com.google.inject.Key;
 import com.google.inject.TypeLiteral;
 
@@ -44,8 +42,7 @@ import com.google.inject.TypeLiteral;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class ParseContainerListFromJsonResponseTest {
+public class ParseContainerListFromJsonResponseTest extends BasePayloadTest {
-   Injector i = Guice.createInjector(new GsonModule());
 
    @Test
    public void testApplyInputStream() {

apis/swift/src/test/java/org/jclouds/openstack/swift/functions/ParseContainerMetadataFromHeadersTest.java

@@ -18,24 +18,15 @@
  */
 package org.jclouds.openstack.swift.functions;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
-import java.net.URI;
-
 import org.jclouds.http.HttpResponse;
 import org.jclouds.openstack.swift.domain.ContainerMetadata;
-import org.jclouds.openstack.swift.functions.ParseContainerMetadataFromHeaders;
+import org.jclouds.openstack.swift.internal.BasePayloadTest;
 import org.jclouds.openstack.swift.reference.SwiftHeaders;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableList;
-import com.google.inject.AbstractModule;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
 
 /**
  * Tests behavior of {@code ParseContainerMetadataFromHeaders}
@@ -43,22 +34,12 @@ import com.google.inject.Injector;
  * @author Everett Toews
  */
 @Test(groups = "unit")
-public class ParseContainerMetadataFromHeadersTest {
+public class ParseContainerMetadataFromHeadersTest extends BasePayloadTest {
-	
-	Injector i = Guice.createInjector(new AbstractModule() {
-	
-		@Override
-		protected void configure() {
-		}	
-	});
 
 	public void testParseContainerMetadataHeaders() {
 		ParseContainerMetadataFromHeaders parser = i.getInstance(ParseContainerMetadataFromHeaders.class);
-		GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+
-		expect(request.getArgs()).andReturn(ImmutableList.<Object> of("container", "key")).atLeastOnce();
+		parser.setContext(requestForArgs(ImmutableList.<Object> of("container", "key")));
-		expect(request.getEndpoint()).andReturn(URI.create("http://localhost/test")).atLeastOnce();
-		replay(request);
-		parser.setContext(request);
 		
 		HttpResponse response = HttpResponse.builder().statusCode(204).message("No Content").payload("")
 			.addHeader(SwiftHeaders.CONTAINER_BYTES_USED, "42")

apis/swift/src/test/java/org/jclouds/openstack/swift/functions/ParseObjectInfoFromHeadersTest.java

@@ -18,25 +18,14 @@
  */
 package org.jclouds.openstack.swift.functions;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertNotNull;
 
-import java.net.URI;
-
-import org.jclouds.Constants;
-import org.jclouds.blobstore.reference.BlobStoreConstants;
 import org.jclouds.http.HttpResponse;
 import org.jclouds.openstack.swift.domain.MutableObjectInfoWithMetadata;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
+import org.jclouds.openstack.swift.internal.BasePayloadTest;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableList;
-import com.google.inject.AbstractModule;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.name.Names;
 
 /**
  * Tests behavior of {@code ParseContainerListFromJsonResponse}
@@ -44,26 +33,13 @@ import com.google.inject.name.Names;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class ParseObjectInfoFromHeadersTest {
+public class ParseObjectInfoFromHeadersTest extends BasePayloadTest {
-
-   Injector i = Guice.createInjector(new AbstractModule() {
-
-      @Override
-      protected void configure() {
-         bindConstant().annotatedWith(Names.named(BlobStoreConstants.PROPERTY_USER_METADATA_PREFIX)).to("sdf");
-         bindConstant().annotatedWith(Names.named(Constants.PROPERTY_API_VERSION)).to("1");
-      }
-
-   });
 
    public void testEtagCaseIssue() {
       ParseObjectInfoFromHeaders parser = i.getInstance(ParseObjectInfoFromHeaders.class);
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of("container", "key")).atLeastOnce();
       
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/test")).atLeastOnce();
+      parser.setContext(requestForArgs(ImmutableList.<Object> of("container", "key")));
-      replay(request);
+
-      parser.setContext(request);
       HttpResponse response = HttpResponse.builder().statusCode(200).message("ok").payload("")
                                           .addHeader("Last-Modified", "Fri, 12 Jun 2007 13:40:18 GMT")
                                           .addHeader("Content-Length", "0")

apis/swift/src/test/java/org/jclouds/openstack/swift/internal/BasePayloadTest.java

@@ -0,0 +1,57 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.jclouds.openstack.swift.internal;
+
+import java.net.URI;
+import java.util.List;
+
+import org.jclouds.json.config.GsonModule;
+import org.jclouds.json.config.GsonModule.DateAdapter;
+import org.jclouds.json.config.GsonModule.Iso8601DateAdapter;
+import org.jclouds.openstack.swift.SwiftApiMetadata;
+import org.jclouds.reflect.Invocation;
+import org.jclouds.rest.internal.GeneratedHttpRequest;
+import org.nnsoft.guice.rocoto.Rocoto;
+import org.nnsoft.guice.rocoto.configuration.ConfigurationModule;
+
+import com.google.common.base.Throwables;
+import com.google.common.reflect.Invokable;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+
+public class BasePayloadTest {
+   protected Injector i = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
+      protected void bindConfigurations() {
+         bindProperties(new SwiftApiMetadata().getDefaultProperties());
+         bind(DateAdapter.class).to(Iso8601DateAdapter.class);
+      }
+   }), new GsonModule());
+
+   protected GeneratedHttpRequest requestForArgs(List<Object> args) {
+      try {
+         Invocation invocation = Invocation.create(Invokable.from(String.class.getDeclaredMethod("toString")), args);
+         return GeneratedHttpRequest.builder().method("POST").endpoint(URI.create("http://localhost/key"))
+               .invocation(invocation).build();
+      } catch (SecurityException e) {
+         throw Throwables.propagate(e);
+      } catch (NoSuchMethodException e) {
+         throw Throwables.propagate(e);
+      }
+   }
+}

apis/vcloud/src/main/java/org/jclouds/vcloud/binders/BindCaptureVAppParamsToXmlPayload.java

@@ -20,7 +20,6 @@ package org.jclouds.vcloud.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_NAMESPACE;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_SCHEMA;
 
@@ -68,7 +67,6 @@ public class BindCaptureVAppParamsToXmlPayload implements MapBinder {
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
             "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
       String templateName = checkNotNull(postParams.remove("templateName"), "templateName").toString();
       String vApp = checkNotNull(postParams.remove("vApp"), "vApp").toString();
 
@@ -106,7 +104,7 @@ public class BindCaptureVAppParamsToXmlPayload implements MapBinder {
    }
 
    protected CaptureVAppOptions findOptionsInArgsOrNull(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof CaptureVAppOptions) {
             return (CaptureVAppOptions) arg;
          } else if (arg instanceof CaptureVAppOptions[]) {

apis/vcloud/src/main/java/org/jclouds/vcloud/binders/BindCatalogItemToXmlPayload.java

@@ -20,7 +20,6 @@ package org.jclouds.vcloud.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_NAMESPACE;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_SCHEMA;
 
@@ -69,7 +68,6 @@ public class BindCatalogItemToXmlPayload implements MapBinder {
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
                "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
       String name = checkNotNull(postParams.get("name"), "name").toString();
       URI entity = URI.create(checkNotNull(postParams.get("Entity"), "Entity").toString());
 
@@ -107,7 +105,7 @@ public class BindCatalogItemToXmlPayload implements MapBinder {
    }
 
    protected CatalogItemOptions findOptionsInArgsOrNew(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof CatalogItemOptions) {
             return CatalogItemOptions.class.cast(arg);
          } else if (arg.getClass().isArray()) {

apis/vcloud/src/main/java/org/jclouds/vcloud/binders/BindCloneParamsToXmlPayload.java

@@ -20,7 +20,6 @@ package org.jclouds.vcloud.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_NAMESPACE;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_SCHEMA;
 
@@ -69,7 +68,6 @@ public abstract class BindCloneParamsToXmlPayload<O extends CloneOptions> implem
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
                "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
       String name = checkNotNull(postParams.get("name"), "name").toString();
       String source = checkNotNull(postParams.get("Source"), "Source").toString();
       boolean isSourceDelete = Boolean.parseBoolean((String) postParams.get("IsSourceDelete"));
@@ -110,7 +108,7 @@ public abstract class BindCloneParamsToXmlPayload<O extends CloneOptions> implem
 
    @SuppressWarnings("unchecked")
    protected O findOptionsInArgsOrNew(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (getOptionClass().isInstance(arg)) {
             return (O) arg;
          } else if (arg.getClass().isArray()) {

apis/vcloud/src/main/java/org/jclouds/vcloud/binders/BindInstantiateVAppTemplateParamsToXmlPayload.java

@@ -20,7 +20,6 @@ package org.jclouds.vcloud.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
 import static com.google.common.collect.Iterables.transform;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_NAMESPACE;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_SCHEMA;
@@ -92,7 +91,6 @@ public class BindInstantiateVAppTemplateParamsToXmlPayload implements MapBinder
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
             "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
       String name = checkNotNull(postParams.remove("name"), "name").toString();
       URI template = URI.create(checkNotNull(postParams.remove("template"), "template").toString());
 
@@ -203,7 +201,7 @@ public class BindInstantiateVAppTemplateParamsToXmlPayload implements MapBinder
    }
 
    protected InstantiateVAppTemplateOptions findOptionsInArgsOrNull(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof InstantiateVAppTemplateOptions) {
             return (InstantiateVAppTemplateOptions) arg;
          } else if (arg instanceof InstantiateVAppTemplateOptions[]) {

apis/vcloud/src/test/java/org/jclouds/vcloud/binders/BindCatalogItemToXmlPayloadTest.java

@@ -18,26 +18,18 @@
  */
 package org.jclouds.vcloud.binders;
 
-import static org.easymock.EasyMock.createMock;
+import static org.testng.Assert.assertEquals;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
 
 import java.io.IOException;
-import java.net.URI;
 import java.util.Map;
 
 import org.jclouds.rest.internal.GeneratedHttpRequest;
-import org.jclouds.vcloud.VCloudApiMetadata;
+import org.jclouds.vcloud.internal.BasePayloadTest;
 import org.jclouds.vcloud.options.CatalogItemOptions;
-import org.nnsoft.guice.rocoto.Rocoto;
-import org.nnsoft.guice.rocoto.configuration.ConfigurationModule;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
 
 /**
  * Tests behavior of {@code BindCatalogItemToXmlPayload}
@@ -45,31 +37,19 @@ import com.google.inject.Injector;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindCatalogItemToXmlPayloadTest {
+public class BindCatalogItemToXmlPayloadTest extends BasePayloadTest {
-   Injector injector = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
-
-      @Override
-      protected void bindConfigurations() {
-         bindProperties(new VCloudApiMetadata().getDefaultProperties());
-      }
-   }));
    
    public void testDefault() throws IOException {
       String expected = "<CatalogItem xmlns=\"http://www.vmware.com/vcloud/v1\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" name=\"myname\" xsi:schemaLocation=\"http://www.vmware.com/vcloud/v1 http://vcloud.safesecureweb.com/ns/vcloud.xsd\"><Description>mydescription</Description><Entity href=\"http://fooentity\"/><Property key=\"foo\">bar</Property></CatalogItem>";
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      CatalogItemOptions options = CatalogItemOptions.Builder.description("mydescription").properties(
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
+            ImmutableMap.of("foo", "bar"));
-      expect(request.getArgs()).andReturn(
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(options));
-               ImmutableList.<Object> of(CatalogItemOptions.Builder.description("mydescription").properties(
-                        ImmutableMap.of("foo", "bar")))).anyTimes();
-      request.setPayload(expected);
-      replay(request);
 
       BindCatalogItemToXmlPayload binder = injector.getInstance(BindCatalogItemToXmlPayload.class);
 
       Map<String, Object> map = ImmutableMap.<String, Object> of("name", "myname", "Entity", "http://fooentity");
 
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 }

apis/vcloud/src/test/java/org/jclouds/vcloud/binders/BindCloneVAppParamsToXmlPayloadTest.java

@@ -20,21 +20,15 @@ package org.jclouds.vcloud.binders;
 
 import static org.testng.Assert.assertEquals;
 
-import java.util.Properties;
-
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.jclouds.util.Strings2;
-import org.jclouds.vcloud.VCloudApiMetadata;
+import org.jclouds.vcloud.internal.BasePayloadTest;
 import org.jclouds.vcloud.options.CloneVAppOptions;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableMap.Builder;
-import com.google.common.reflect.Invokable;
-import com.google.inject.AbstractModule;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.name.Names;
 
 /**
  * Tests behavior of {@code BindCloneVAppParamsToXmlPayload}
@@ -42,25 +36,14 @@ import com.google.inject.name.Names;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindCloneVAppParamsToXmlPayloadTest {
+public class BindCloneVAppParamsToXmlPayloadTest extends BasePayloadTest {
-   Injector injector = Guice.createInjector(new AbstractModule() {
-
-      @Override
-      protected void configure() {
-         Properties props = new VCloudApiMetadata().getDefaultProperties();
-         props.setProperty("jclouds.vcloud.xml.ns", "http://www.vmware.com/vcloud/v1");
-         props.setProperty("jclouds.vcloud.xml.schema", "http://vcloud.safesecureweb.com/ns/vcloud.xsd");
-         Names.bindProperties(binder(), props);
-      }
-   });
    
    public void testWithDescriptionDeployOn() throws Exception {
       String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/copyVApp.xml"));
 
       CloneVAppOptions options = new CloneVAppOptions().deploy().powerOn().description(
                "The description of the new vApp");
-      GeneratedHttpRequest request = GeneratedHttpRequest.builder().method("POST").endpoint("http://localhost/key")
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(options));
-            .declaring(String.class).invoker(Invokable.from(String.class.getDeclaredMethod("toString"))).arg(options).build();
       
       BindCloneVAppParamsToXmlPayload binder = injector.getInstance(BindCloneVAppParamsToXmlPayload.class);
 
@@ -75,9 +58,7 @@ public class BindCloneVAppParamsToXmlPayloadTest {
 
       CloneVAppOptions options = new CloneVAppOptions().deploy().powerOn().description(
                "The description of the new vApp");
-      GeneratedHttpRequest request = GeneratedHttpRequest.builder().method("POST").endpoint("http://localhost/key")
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(options));
-            .declaring(String.class).invoker(Invokable.from(String.class.getDeclaredMethod("toString"))).arg(options).build();
-
 
       BindCloneVAppParamsToXmlPayload binder = injector.getInstance(BindCloneVAppParamsToXmlPayload.class);
 
@@ -90,10 +71,7 @@ public class BindCloneVAppParamsToXmlPayloadTest {
 
    public void testDefault() throws Exception {
       String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/copyVApp-default.xml"));
-
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-      GeneratedHttpRequest request = GeneratedHttpRequest.builder().method("POST").endpoint("http://localhost/key")
-            .declaring(String.class).invoker(Invokable.from(String.class.getDeclaredMethod("toString"))).build();
-
 
       BindCloneVAppParamsToXmlPayload binder = injector.getInstance(BindCloneVAppParamsToXmlPayload.class);
 

apis/vcloud/src/test/java/org/jclouds/vcloud/binders/BindCloneVAppTemplateParamsToXmlPayloadTest.java

@@ -18,28 +18,19 @@
  */
 package org.jclouds.vcloud.binders;
 
-import static org.easymock.EasyMock.createMock;
+import static org.jclouds.util.Strings2.toStringAndClose;
-import static org.easymock.EasyMock.expect;
+import static org.testng.Assert.assertEquals;
-import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
 
 import java.io.IOException;
-import java.net.URI;
-import java.util.Properties;
 
 import org.jclouds.rest.internal.GeneratedHttpRequest;
-import org.jclouds.util.Strings2;
+import org.jclouds.vcloud.internal.BasePayloadTest;
-import org.jclouds.vcloud.VCloudApiMetadata;
 import org.jclouds.vcloud.options.CloneVAppTemplateOptions;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableMap.Builder;
-import com.google.inject.AbstractModule;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.name.Names;
 
 /**
  * Tests behavior of {@code BindCloneVAppTemplateParamsToXmlPayload}
@@ -47,28 +38,13 @@ import com.google.inject.name.Names;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindCloneVAppTemplateParamsToXmlPayloadTest {
+public class BindCloneVAppTemplateParamsToXmlPayloadTest extends BasePayloadTest {
-   Injector injector = Guice.createInjector(new AbstractModule() {
-
-      @Override
-      protected void configure() {
-         Properties props = new Properties();
-         props.setProperty("jclouds.vcloud.xml.ns", "http://www.vmware.com/vcloud/v1");
-         props.setProperty("jclouds.vcloud.xml.schema", "http://vcloud.safesecureweb.com/ns/vcloud.xsd");
-         Names.bindProperties(binder(), new VCloudApiMetadata().getDefaultProperties());
-      }
-   });
-
    public void testWithDescription() throws IOException {
-      String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/copyVAppTemplate.xml"));
+      String expected = toStringAndClose(getClass().getResourceAsStream("/copyVAppTemplate.xml"));
       
       CloneVAppTemplateOptions options = new CloneVAppTemplateOptions()
             .description("The description of the new vAppTemplate");
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(options));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(options)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindCloneVAppTemplateParamsToXmlPayload binder = injector
             .getInstance(BindCloneVAppTemplateParamsToXmlPayload.class);
@@ -76,20 +52,16 @@ public class BindCloneVAppTemplateParamsToXmlPayloadTest {
       Builder<String, Object> map = ImmutableMap.builder();
       map.put("name", "new-linux-server");
       map.put("Source", "https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/201");
-      binder.bindToRequest(request, map.build());
+
-      verify(request);
+      assertEquals(binder.bindToRequest(request, map.build()).getPayload().getRawContent(), expected);
    }
 
    public void testWithDescriptionSourceDelete() throws IOException {
-      String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/moveVAppTemplate.xml"));
+      String expected = toStringAndClose(getClass().getResourceAsStream("/moveVAppTemplate.xml"));
 
       CloneVAppTemplateOptions options = new CloneVAppTemplateOptions()
             .description("The description of the new vAppTemplate");
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(options));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(options)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindCloneVAppTemplateParamsToXmlPayload binder = injector
             .getInstance(BindCloneVAppTemplateParamsToXmlPayload.class);
@@ -98,18 +70,14 @@ public class BindCloneVAppTemplateParamsToXmlPayloadTest {
       map.put("name", "new-linux-server");
       map.put("Source", "https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/201");
       map.put("IsSourceDelete", "true");
-      binder.bindToRequest(request, map.build());
+
-      verify(request);
+      assertEquals(binder.bindToRequest(request, map.build()).getPayload().getRawContent(), expected);
    }
 
    public void testDefault() throws IOException {
-      String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/copyVAppTemplate-default.xml"));
+      String expected = toStringAndClose(getClass().getResourceAsStream("/copyVAppTemplate-default.xml"));
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of()).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindCloneVAppTemplateParamsToXmlPayload binder = injector
             .getInstance(BindCloneVAppTemplateParamsToXmlPayload.class);
@@ -117,7 +85,7 @@ public class BindCloneVAppTemplateParamsToXmlPayloadTest {
       Builder<String, Object> map = ImmutableMap.builder();
       map.put("name", "my-vapptemplate");
       map.put("Source", "https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/4181");
-      binder.bindToRequest(request, map.build());
+
-      verify(request);
+      assertEquals(binder.bindToRequest(request, map.build()).getPayload().getRawContent(), expected);
    }
 }

apis/vcloud/src/test/java/org/jclouds/vcloud/binders/BindDeployVAppParamsToXmlPayloadTest.java

@@ -18,24 +18,17 @@
  */
 package org.jclouds.vcloud.binders;
 
-import static org.easymock.EasyMock.createMock;
+import static org.testng.Assert.assertEquals;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
 
 import java.io.IOException;
-import java.net.URI;
 import java.util.Map;
 
 import org.jclouds.rest.internal.GeneratedHttpRequest;
-import org.jclouds.vcloud.VCloudApiMetadata;
+import org.jclouds.vcloud.internal.BasePayloadTest;
-import org.nnsoft.guice.rocoto.Rocoto;
-import org.nnsoft.guice.rocoto.configuration.ConfigurationModule;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Maps;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
 
 /**
  * Tests behavior of {@code BindDeployVAppParamsToXmlPayload}
@@ -43,44 +36,28 @@ import com.google.inject.Injector;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindDeployVAppParamsToXmlPayloadTest {
+public class BindDeployVAppParamsToXmlPayloadTest extends BasePayloadTest {
-   Injector injector = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
-
-      @Override
-      protected void bindConfigurations() {
-         bindProperties(new VCloudApiMetadata().getDefaultProperties());
-      }
-   }));
 
    public void testPowerOnTrue() throws IOException {
       String expected = "<DeployVAppParams xmlns=\"http://www.vmware.com/vcloud/v1\" powerOn=\"true\"/>";
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      request.setPayload(expected);
-      replay(request);
 
       BindDeployVAppParamsToXmlPayload binder = injector.getInstance(BindDeployVAppParamsToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
       map.put("powerOn", "true");
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 
    public void testDefault() throws IOException {
       String expected = "<DeployVAppParams xmlns=\"http://www.vmware.com/vcloud/v1\"/>";
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      request.setPayload(expected);
-      replay(request);
 
       BindDeployVAppParamsToXmlPayload binder = injector.getInstance(BindDeployVAppParamsToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
-
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      binder.bindToRequest(request, map);
-      verify(request);
    }
 }

apis/vcloud/src/test/java/org/jclouds/vcloud/binders/BindInstantiateVAppTemplateParamsToXmlPayloadTest.java

@@ -19,11 +19,10 @@
 package org.jclouds.vcloud.binders;
 
 import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
 import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
 import static org.jclouds.vcloud.options.InstantiateVAppTemplateOptions.Builder.addNetworkConfig;
 import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_DEFAULT_FENCEMODE;
+import static org.testng.Assert.assertEquals;
 
 import java.io.IOException;
 import java.net.URI;
@@ -41,6 +40,7 @@ import org.jclouds.vcloud.domain.internal.ReferenceTypeImpl;
 import org.jclouds.vcloud.domain.network.FenceMode;
 import org.jclouds.vcloud.domain.network.NetworkConfig;
 import org.jclouds.vcloud.endpoints.Network;
+import org.jclouds.vcloud.internal.BasePayloadTest;
 import org.jclouds.vcloud.options.InstantiateVAppTemplateOptions;
 import org.nnsoft.guice.rocoto.Rocoto;
 import org.nnsoft.guice.rocoto.configuration.ConfigurationModule;
@@ -66,7 +66,7 @@ import com.google.inject.Provides;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
+public class BindInstantiateVAppTemplateParamsToXmlPayloadTest extends BasePayloadTest {
    Injector createInjector(final URI vAppTemplate, final VAppTemplate value) {
 
       return Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
@@ -109,15 +109,10 @@ public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
    public void testDefault() throws IOException {
       URI templateUri = URI.create("https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/3");
       VAppTemplate template = createMock(VAppTemplate.class);
+      replay(template);
 
       String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/instantiationparams.xml"));
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(new InstantiateVAppTemplateOptions()));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(new InstantiateVAppTemplateOptions()))
-               .atLeastOnce();
-      request.setPayload(expected);
-
-      replay(request, template);
 
       BindInstantiateVAppTemplateParamsToXmlPayload binder = createInjector(templateUri, template).getInstance(
                BindInstantiateVAppTemplateParamsToXmlPayload.class);
@@ -125,24 +120,17 @@ public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
       Map<String, Object> map = Maps.newHashMap();
       map.put("name", "my-vapp");
       map.put("template", templateUri.toASCIIString());
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-
-      verify(request, template);
    }
 
    public void testDescription() throws IOException {
       URI templateUri = URI.create("https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/3");
       VAppTemplate template = createMock(VAppTemplate.class);
+      replay(template);
 
       String expected = Strings2.toStringAndClose(getClass()
                .getResourceAsStream("/instantiationparams-description.xml"));
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(new InstantiateVAppTemplateOptions().description("my foo")));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(
-               ImmutableList.<Object> of(new InstantiateVAppTemplateOptions().description("my foo"))).atLeastOnce();
-      request.setPayload(expected);
-
-      replay(request, template);
 
       BindInstantiateVAppTemplateParamsToXmlPayload binder = createInjector(templateUri, template).getInstance(
                BindInstantiateVAppTemplateParamsToXmlPayload.class);
@@ -150,22 +138,16 @@ public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
       Map<String, Object> map = Maps.newHashMap();
       map.put("name", "my-vapp");
       map.put("template", templateUri.toASCIIString());
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-
-      verify(request, template);
-
    }
 
    public void testWhenTemplateDoesntExist() throws IOException {
       URI templateUri = URI.create("https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/3");
       VAppTemplate template = createMock(VAppTemplate.class);
+      replay(template);
 
       String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/instantiationparams.xml"));
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of()).atLeastOnce();
-      request.setPayload(expected);
-      replay(request, template);
 
       BindInstantiateVAppTemplateParamsToXmlPayload binder = createInjector(templateUri, template).getInstance(
                BindInstantiateVAppTemplateParamsToXmlPayload.class);
@@ -173,52 +155,19 @@ public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
       Map<String, Object> map = Maps.newHashMap();
       map.put("name", "my-vapp");
       map.put("template", templateUri.toASCIIString());
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request, template);
-
-   }
-
-   // TODO!!! figure out how to get this to work
-   @Test(enabled = false)
-   public void testWithProcessorMemoryDisk() throws IOException {
-      URI templateUri = URI.create("https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/3");
-      VAppTemplate template = null;
-
-      InstantiateVAppTemplateOptions options = new InstantiateVAppTemplateOptions();
-
-      String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/instantiationparams.xml"));
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(options)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
-
-      BindInstantiateVAppTemplateParamsToXmlPayload binder = createInjector(templateUri, template).getInstance(
-               BindInstantiateVAppTemplateParamsToXmlPayload.class);
-
-      Map<String, Object> map = Maps.newHashMap();
-      map.put("name", "my-vapp");
-      map.put("template", "https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/3");
-
-      binder.bindToRequest(request, map);
-      verify(request);
-
    }
 
    public void testWithNetworkNameFenceMode() throws IOException {
       URI templateUri = URI.create("https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/3");
       VAppTemplate template = createMock(VAppTemplate.class);
+      replay(template);
 
       InstantiateVAppTemplateOptions options = addNetworkConfig(new NetworkConfig("aloha", URI
                .create("https://vcenterprise.bluelock.com/api/v1.0/network/1991"), FenceMode.NAT_ROUTED));
 
       String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/instantiationparams-network.xml"));
-
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(options));
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(options)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request, template);
 
       BindInstantiateVAppTemplateParamsToXmlPayload binder = createInjector(templateUri, template).getInstance(
                BindInstantiateVAppTemplateParamsToXmlPayload.class);
@@ -227,7 +176,6 @@ public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
       map.put("name", "my-vapp");
       map.put("template", "https://vcenterprise.bluelock.com/api/v1.0/vAppTemplate/3");
 
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request, template);
    }
 }

apis/vcloud/src/test/java/org/jclouds/vcloud/binders/BindNetworkConnectionSectionToXmlPayloadTest.java

@@ -24,17 +24,13 @@ import java.io.IOException;
 import java.net.URI;
 
 import org.jclouds.http.HttpRequest;
-import org.jclouds.vcloud.VCloudApiMetadata;
 import org.jclouds.vcloud.domain.NetworkConnection;
 import org.jclouds.vcloud.domain.NetworkConnectionSection;
 import org.jclouds.vcloud.domain.network.IpAddressAllocationMode;
-import org.nnsoft.guice.rocoto.Rocoto;
+import org.jclouds.vcloud.internal.BasePayloadTest;
-import org.nnsoft.guice.rocoto.configuration.ConfigurationModule;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableSet;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
 
 /**
  * Tests behavior of {@code BindNetworkConnectionSectionToXmlPayload}
@@ -42,14 +38,7 @@ import com.google.inject.Injector;
  * @author Adrian Cole
  */
 @Test(groups = "unit", testName = "BindNetworkConnectionSectionToXmlPayloadTest")
-public class BindNetworkConnectionSectionToXmlPayloadTest {
+public class BindNetworkConnectionSectionToXmlPayloadTest extends BasePayloadTest {
-   Injector injector = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
-
-      @Override
-      protected void bindConfigurations() {
-         bindProperties(new VCloudApiMetadata().getDefaultProperties());
-      }
-   }));
 
    public void testWithIpAllocationModeNONE() throws IOException {
 

apis/vcloud/src/test/java/org/jclouds/vcloud/binders/BindUndeployVAppParamsToXmlPayloadTest.java

@@ -18,24 +18,17 @@
  */
 package org.jclouds.vcloud.binders;
 
-import static org.easymock.EasyMock.createMock;
+import static org.testng.Assert.assertEquals;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
 
 import java.io.IOException;
-import java.net.URI;
 import java.util.Map;
 
 import org.jclouds.rest.internal.GeneratedHttpRequest;
-import org.jclouds.vcloud.VCloudApiMetadata;
+import org.jclouds.vcloud.internal.BasePayloadTest;
-import org.nnsoft.guice.rocoto.Rocoto;
-import org.nnsoft.guice.rocoto.configuration.ConfigurationModule;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Maps;
-import com.google.inject.Guice;
-import com.google.inject.Injector;
 
 /**
  * Tests behavior of {@code BindUndeployVAppParamsToXmlPayload}
@@ -43,44 +36,28 @@ import com.google.inject.Injector;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindUndeployVAppParamsToXmlPayloadTest {
+public class BindUndeployVAppParamsToXmlPayloadTest extends BasePayloadTest {
-   Injector injector = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
-
-      @Override
-      protected void bindConfigurations() {
-         bindProperties(new VCloudApiMetadata().getDefaultProperties());
-      }
-   }));
    
    public void testSaveStateTrue() throws IOException {
       String expected = "<UndeployVAppParams xmlns=\"http://www.vmware.com/vcloud/v1\" saveState=\"true\"/>";
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      request.setPayload(expected);
-      replay(request);
 
       BindUndeployVAppParamsToXmlPayload binder = injector.getInstance(BindUndeployVAppParamsToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
       map.put("saveState", "true");
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 
    public void testDefault() throws IOException {
       String expected = "<UndeployVAppParams xmlns=\"http://www.vmware.com/vcloud/v1\"/>";
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      request.setPayload(expected);
-      replay(request);
 
       BindUndeployVAppParamsToXmlPayload binder = injector.getInstance(BindUndeployVAppParamsToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
-
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      binder.bindToRequest(request, map);
-      verify(request);
    }
 }

apis/vcloud/src/test/java/org/jclouds/vcloud/internal/BasePayloadTest.java

@@ -0,0 +1,54 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.jclouds.vcloud.internal;
+
+import java.net.URI;
+import java.util.List;
+
+import org.jclouds.reflect.Invocation;
+import org.jclouds.rest.internal.GeneratedHttpRequest;
+import org.jclouds.vcloud.VCloudApiMetadata;
+import org.nnsoft.guice.rocoto.Rocoto;
+import org.nnsoft.guice.rocoto.configuration.ConfigurationModule;
+
+import com.google.common.base.Throwables;
+import com.google.common.reflect.Invokable;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+
+public class BasePayloadTest {
+
+   protected Injector injector = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
+      protected void bindConfigurations() {
+         bindProperties(new VCloudApiMetadata().getDefaultProperties());
+      }
+   }));
+
+   protected GeneratedHttpRequest requestForArgs(List<Object> args) {
+      try {
+         Invocation invocation = Invocation.create(Invokable.from(String.class.getDeclaredMethod("toString")), args);
+         return GeneratedHttpRequest.builder().method("POST").endpoint(URI.create("http://localhost/key"))
+               .invocation(invocation).build();
+      } catch (SecurityException e) {
+         throw Throwables.propagate(e);
+      } catch (NoSuchMethodException e) {
+         throw Throwables.propagate(e);
+      }
+   }
+}

blobstore/src/main/java/org/jclouds/blobstore/util/BlobStoreUtils.java

@@ -20,6 +20,7 @@ package org.jclouds.blobstore.util;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
+import java.util.List;
 import java.util.Map;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -60,12 +61,13 @@ public class BlobStoreUtils {
 
    public static String getNameFor(GeneratedHttpRequest request) {
       checkNotNull(request, "request");
+      List<Object> args = request.getInvocation().getArgs();
       // assume first params are container and key
-      if (request.getArgs().size() >= 2 && request.getArgs().get(0) instanceof String
+      if (args.size() >= 2 && args.get(0) instanceof String
-            && request.getArgs().get(1) instanceof String) {
+            && args.get(1) instanceof String) {
-         return request.getArgs().get(1).toString();
+         return args.get(1).toString();
-      } else if (request.getArgs().size() >= 1 && request.getArgs().get(0) instanceof String) {
+      } else if (args.size() >= 1 && args.get(0) instanceof String) {
-         Matcher matcher = keyFromContainer.matcher(request.getArgs().get(0).toString());
+         Matcher matcher = keyFromContainer.matcher(args.get(0).toString());
          if (matcher.find())
             return matcher.group(1);
       }

blobstore/src/test/java/org/jclouds/blobstore/util/BlobStoreUtilsTest.java

@@ -27,16 +27,20 @@ import static org.jclouds.blobstore.util.BlobStoreUtils.getNameFor;
 import static org.testng.Assert.assertEquals;
 
 import java.net.URI;
+import java.util.List;
 
 import org.jclouds.blobstore.AsyncBlobStore;
 import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.blobstore.domain.MutableBlobMetadata;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.Providers;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Throwables;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Iterables;
+import com.google.common.reflect.Invokable;
 
 /**
  * Tests behavior of {@code BlobStoreUtils}
@@ -121,30 +125,28 @@ public class BlobStoreUtilsTest {
    }
 
    public void testGetKeyForAzureS3AndRackspace() {
-
+      GeneratedHttpRequest request = requestForEndpointAndArgs(
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+            "https://jclouds.blob.core.windows.net/adriancole-blobstore0/five",
-
+            ImmutableList.<Object> of("adriancole-blobstore0", "five"));
-      expect(request.getEndpoint()).andReturn(
-            URI.create("https://jclouds.blob.core.windows.net/adriancole-blobstore0/five"));
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of("adriancole-blobstore0", "five")).atLeastOnce();
-
-      replay(request);
-
       assertEquals(getNameFor(request), "five");
    }
 
    public void testGetKeyForAtmos() {
-
+      GeneratedHttpRequest request = requestForEndpointAndArgs(
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+            "https://storage4.clouddrive.com/v1/MossoCloudFS_dc1f419c-5059-4c87-a389-3f2e33a77b22/adriancole-blobstore0/four",
-
+            ImmutableList.<Object> of("adriancole-blobstore0/four"));
-      expect(request.getEndpoint())
-            .andReturn(
-                  URI.create("https://storage4.clouddrive.com/v1/MossoCloudFS_dc1f419c-5059-4c87-a389-3f2e33a77b22/adriancole-blobstore0/four"));
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of("adriancole-blobstore0/four")).atLeastOnce();
-
-      replay(request);
-
       assertEquals(getNameFor(request), "four");
    }
 
+   GeneratedHttpRequest requestForEndpointAndArgs(String endpoint, List<Object> args) {
+      try {
+         Invocation invocation = Invocation.create(Invokable.from(String.class.getDeclaredMethod("toString")), args);
+         return GeneratedHttpRequest.builder().method("POST").endpoint(URI.create(endpoint)).invocation(invocation)
+               .build();
+      } catch (SecurityException e) {
+         throw Throwables.propagate(e);
+      } catch (NoSuchMethodException e) {
+         throw Throwables.propagate(e);
+      }
+   }
 }

common/aws/src/main/java/org/jclouds/aws/util/AWSUtils.java

@@ -213,7 +213,7 @@ public class AWSUtils {
    }
 
    public static String findRegionInArgsOrNull(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof String) {
             String regionName = (String) arg;
             // TODO regions may not be amazon regions!

common/trmk/src/main/java/org/jclouds/trmk/vcloud_0_8/binders/BindCloneVAppParamsToXmlPayload.java

@@ -68,7 +68,6 @@ public class BindCloneVAppParamsToXmlPayload implements MapBinder {
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
             "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
       String newName = checkNotNull(postParams.remove("newName"), "newName").toString();
       String vApp = checkNotNull(postParams.remove("vApp"), "vApp").toString();
 
@@ -108,7 +107,7 @@ public class BindCloneVAppParamsToXmlPayload implements MapBinder {
    }
 
    protected CloneVAppOptions findOptionsInArgsOrNull(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof CloneVAppOptions) {
             return (CloneVAppOptions) arg;
          } else if (arg instanceof CloneVAppOptions[]) {

common/trmk/src/main/java/org/jclouds/trmk/vcloud_0_8/binders/BindInstantiateVAppTemplateParamsToXmlPayload.java

@@ -87,7 +87,6 @@ public class BindInstantiateVAppTemplateParamsToXmlPayload implements MapBinder
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
             "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
       String name = checkNotNull(postParams.remove("name"), "name").toString();
       String template = checkNotNull(postParams.remove("template"), "template").toString();
 
@@ -174,7 +173,7 @@ public class BindInstantiateVAppTemplateParamsToXmlPayload implements MapBinder
 
    protected InstantiateVAppTemplateOptions findOptionsInArgsOrNull(GeneratedHttpRequest gRequest) {
       InstantiateVAppTemplateOptions options = null;
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof InstantiateVAppTemplateOptions) {
             options = (InstantiateVAppTemplateOptions) arg;
          } else if (arg instanceof InstantiateVAppTemplateOptions[]) {

common/trmk/src/main/java/org/jclouds/trmk/vcloud_0_8/binders/BindVAppConfigurationToXmlPayload.java

@@ -82,8 +82,6 @@ public class BindVAppConfigurationToXmlPayload implements MapBinder, Function<Ob
       checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
                "this binder is only valid for GeneratedHttpRequests!");
       GeneratedHttpRequest gRequest = (GeneratedHttpRequest) request;
-      checkState(gRequest.getArgs() != null, "args should be initialized at this point");
-
       VApp vApp = checkNotNull(findVAppInArgsOrNull(gRequest), "vApp");
       checkArgument(vApp.getStatus() == Status.OFF, "vApp must be off!");
       VAppConfiguration configuration = checkNotNull(findConfigInArgsOrNull(gRequest), "config");
@@ -182,7 +180,7 @@ public class BindVAppConfigurationToXmlPayload implements MapBinder, Function<Ob
    }
 
    protected VApp findVAppInArgsOrNull(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof VApp) {
             return (VApp) arg;
          } else if (arg instanceof VApp[]) {
@@ -194,7 +192,7 @@ public class BindVAppConfigurationToXmlPayload implements MapBinder, Function<Ob
    }
 
    protected VAppConfiguration findConfigInArgsOrNull(GeneratedHttpRequest gRequest) {
-      for (Object arg : gRequest.getArgs()) {
+      for (Object arg : gRequest.getInvocation().getArgs()) {
          if (arg instanceof VAppConfiguration) {
             return (VAppConfiguration) arg;
          } else if (arg instanceof VAppConfiguration[]) {

common/trmk/src/main/java/org/jclouds/trmk/vcloud_0_8/xml/KeyPairByNameHandler.java

@@ -48,7 +48,7 @@ public class KeyPairByNameHandler extends ParseSax.HandlerForGeneratedRequestWit
 
    @Override
    public KeyPair getResult() {
-      final String name = getRequest().getArgs().get(1).toString();
+      final String name = getRequest().getInvocation().getArgs().get(1).toString();
       try {
          return Iterables.find(handler.getResult(), new Predicate<KeyPair>() {
 
@@ -59,7 +59,8 @@ public class KeyPairByNameHandler extends ParseSax.HandlerForGeneratedRequestWit
 
          });
       } catch (NoSuchElementException e) {
-         logger.debug("keypair %s/%s not found in %s", getRequest().getArgs().get(0), name, handler.getResult());
+         logger.debug("keypair %s/%s not found in %s", getRequest().getInvocation().getArgs().get(0), name,
+               handler.getResult());
          return null;
       }
    }

common/trmk/src/test/java/org/jclouds/trmk/vcloud_0_8/binders/BindAddNodeServiceToXmlPayloadTest.java

@@ -64,11 +64,9 @@ public class BindAddNodeServiceToXmlPayloadTest {
    });
 
    public void testApplyInputStream() throws IOException {
-      String expected = Strings2.toStringAndClose(getClass().getResourceAsStream(
+      String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/CreateNodeService-test.xml"));
-               "/CreateNodeService-test.xml"));
       HttpRequest request = HttpRequest.builder().method("GET").endpoint("http://test").build();
-      BindAddNodeServiceToXmlPayload binder = injector
+      BindAddNodeServiceToXmlPayload binder = injector.getInstance(BindAddNodeServiceToXmlPayload.class);
-               .getInstance(BindAddNodeServiceToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
       map.put("name", "Node for Jim");
@@ -76,8 +74,6 @@ public class BindAddNodeServiceToXmlPayloadTest {
       map.put("port", "80");
       map.put("enabled", "false");
       map.put("description", "Some test node");
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      assertEquals(request.getPayload().getRawContent(), expected);
-
    }
 }

common/trmk/src/test/java/org/jclouds/trmk/vcloud_0_8/binders/BindCloneVAppParamsToXmlPayloadTest.java

@@ -24,13 +24,14 @@ import java.util.Map;
 import java.util.Properties;
 
 import org.jclouds.rest.internal.GeneratedHttpRequest;
+import org.jclouds.trmk.vcloud_0_8.internal.BasePayloadTest;
 import org.jclouds.trmk.vcloud_0_8.internal.TerremarkVCloudApiMetadata;
 import org.jclouds.trmk.vcloud_0_8.options.CloneVAppOptions;
 import org.jclouds.util.Strings2;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Maps;
-import com.google.common.reflect.Invokable;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
@@ -42,7 +43,7 @@ import com.google.inject.name.Names;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindCloneVAppParamsToXmlPayloadTest {
+public class BindCloneVAppParamsToXmlPayloadTest extends BasePayloadTest {
    Injector injector = Guice.createInjector(new AbstractModule() {
 
       @Override
@@ -59,9 +60,7 @@ public class BindCloneVAppParamsToXmlPayloadTest {
 
       CloneVAppOptions options = new CloneVAppOptions().deploy().powerOn().withDescription(
                "The description of the new vApp");
-      GeneratedHttpRequest request = GeneratedHttpRequest.builder().method("POST").endpoint("http://localhost/key")
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(options));
-            .declaring(String.class).invoker(Invokable.from(String.class.getDeclaredMethod("toString"))).arg(options).build();
-
 
       BindCloneVAppParamsToXmlPayload binder = injector.getInstance(BindCloneVAppParamsToXmlPayload.class);
 
@@ -74,8 +73,7 @@ public class BindCloneVAppParamsToXmlPayloadTest {
    public void testDefault() throws Exception {
       String expected = Strings2.toStringAndClose(getClass().getResourceAsStream("/cloneVApp-default.xml"));
 
-      GeneratedHttpRequest request = GeneratedHttpRequest.builder().method("POST").endpoint("http://localhost/key")
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of());
-            .declaring(String.class).invoker(Invokable.from(String.class.getDeclaredMethod("toString"))).build();
 
       BindCloneVAppParamsToXmlPayload binder = injector.getInstance(BindCloneVAppParamsToXmlPayload.class);
 

common/trmk/src/test/java/org/jclouds/trmk/vcloud_0_8/binders/BindInstantiateVAppTemplateParamsToXmlPayloadTest.java

@@ -18,9 +18,7 @@
  */
 package org.jclouds.trmk.vcloud_0_8.binders;
 
-import static org.easymock.EasyMock.createMock;
+import static org.testng.Assert.assertEquals;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 
 import java.io.IOException;
 import java.net.URI;
@@ -32,6 +30,7 @@ import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.jclouds.trmk.vcloud_0_8.domain.ReferenceType;
 import org.jclouds.trmk.vcloud_0_8.domain.internal.ReferenceTypeImpl;
 import org.jclouds.trmk.vcloud_0_8.endpoints.Network;
+import org.jclouds.trmk.vcloud_0_8.internal.BasePayloadTest;
 import org.jclouds.trmk.vcloud_0_8.internal.TerremarkVCloudApiMetadata;
 import org.jclouds.trmk.vcloud_0_8.options.InstantiateVAppTemplateOptions;
 import org.jclouds.trmk.vcloud_0_8.options.InstantiateVAppTemplateOptions.NetworkConfig;
@@ -42,11 +41,8 @@ import org.testng.annotations.Test;
 
 import com.google.common.base.Supplier;
 import com.google.common.base.Suppliers;
-import com.google.common.collect.HashMultimap;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Maps;
-import com.google.common.collect.Multimap;
-import com.google.common.collect.Multimaps;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Provides;
@@ -57,7 +53,7 @@ import com.google.inject.Provides;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
+public class BindInstantiateVAppTemplateParamsToXmlPayloadTest extends BasePayloadTest {
    Injector injector = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
 
       @Override
@@ -78,17 +74,10 @@ public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
 
       String expected = Strings2.toStringAndClose(getClass().getResourceAsStream(
             "/InstantiateVAppTemplateParams-options-test.xml"));
-      Multimap<String, String> headers = Multimaps.synchronizedMultimap(HashMultimap.<String, String> create());
+
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(InstantiateVAppTemplateOptions.Builder
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
+            .processorCount(2).memory(512).inGroup("group").withPassword("password").inRow("row")
-      expect(request.getArgs()).andReturn(
+            .addNetworkConfig(new NetworkConfig(URI.create("http://network")))));
-            ImmutableList.<Object> of(InstantiateVAppTemplateOptions.Builder.processorCount(2).memory(512)
-                  .inGroup("group").withPassword("password").inRow("row")
-                  .addNetworkConfig(new NetworkConfig(URI.create("http://network"))))).atLeastOnce();
-      expect(request.getFirstHeaderOrNull("Content-Type")).andReturn("application/unknown").atLeastOnce();
-      expect(request.getHeaders()).andReturn(headers).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindInstantiateVAppTemplateParamsToXmlPayload binder = injector
             .getInstance(BindInstantiateVAppTemplateParamsToXmlPayload.class);
@@ -96,7 +85,7 @@ public class BindInstantiateVAppTemplateParamsToXmlPayloadTest {
       Map<String, Object> map = Maps.newHashMap();
       map.put("name", "name");
       map.put("template", "https://vcloud/vAppTemplate/3");
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
    }
 
 }

common/trmk/src/test/java/org/jclouds/trmk/vcloud_0_8/binders/BindVAppConfigurationToXmlPayloadTest.java

@@ -18,11 +18,8 @@
  */
 package org.jclouds.trmk.vcloud_0_8.binders;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
 import static org.jclouds.trmk.vcloud_0_8.domain.VAppConfiguration.Builder.changeNameTo;
+import static org.testng.Assert.assertEquals;
 
 import java.io.IOException;
 import java.net.URI;
@@ -35,6 +32,7 @@ import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.jclouds.trmk.vcloud_0_8.domain.Status;
 import org.jclouds.trmk.vcloud_0_8.domain.VAppConfiguration;
 import org.jclouds.trmk.vcloud_0_8.domain.internal.VAppImpl;
+import org.jclouds.trmk.vcloud_0_8.internal.BasePayloadTest;
 import org.jclouds.trmk.vcloud_0_8.internal.TerremarkVCloudApiMetadata;
 import org.jclouds.util.Strings2;
 import org.nnsoft.guice.rocoto.Rocoto;
@@ -54,7 +52,7 @@ import com.google.inject.Injector;
  * @author Adrian Cole
  */
 @Test(groups = "unit")
-public class BindVAppConfigurationToXmlPayloadTest {
+public class BindVAppConfigurationToXmlPayloadTest extends BasePayloadTest {
    Injector injector = Guice.createInjector(Rocoto.expandVariables(new ConfigurationModule() {
 
       @Override
@@ -80,17 +78,11 @@ public class BindVAppConfigurationToXmlPayloadTest {
 
       VAppConfiguration config = new VAppConfiguration().changeNameTo("roberto");
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(vApp, config));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(vApp, config)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
-
       BindVAppConfigurationToXmlPayload binder = injector.getInstance(BindVAppConfigurationToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 
    public void testRemoveDisk() throws IOException {
@@ -116,17 +108,12 @@ public class BindVAppConfigurationToXmlPayloadTest {
 
       VAppConfiguration config = new VAppConfiguration().deleteDiskWithAddressOnParent(1);
       
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(vApp, config));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(vApp, config)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindVAppConfigurationToXmlPayload binder = injector.getInstance(BindVAppConfigurationToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 
    public void testChangeAll() throws IOException {
@@ -145,17 +132,12 @@ public class BindVAppConfigurationToXmlPayloadTest {
       VAppConfiguration config = changeNameTo("eduardo").changeMemoryTo(1536).changeProcessorCountTo(1).addDisk(
                25 * 1048576).addDisk(25 * 1048576);
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(vApp, config));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(vApp, config)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindVAppConfigurationToXmlPayload binder = injector.getInstance(BindVAppConfigurationToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 
    public void testChangeCPUCountTo4() throws IOException {
@@ -172,17 +154,12 @@ public class BindVAppConfigurationToXmlPayloadTest {
 
       VAppConfiguration config = new VAppConfiguration().changeProcessorCountTo(4);
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(vApp, config));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(vApp, config)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindVAppConfigurationToXmlPayload binder = injector.getInstance(BindVAppConfigurationToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 
    public void testChangeMemoryTo1536() throws IOException {
@@ -201,16 +178,11 @@ public class BindVAppConfigurationToXmlPayloadTest {
 
       VAppConfiguration config = new VAppConfiguration().changeMemoryTo(1536);
 
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      GeneratedHttpRequest request = requestForArgs(ImmutableList.<Object> of(vApp, config));
-      expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(vApp, config)).atLeastOnce();
-      request.setPayload(expected);
-      replay(request);
 
       BindVAppConfigurationToXmlPayload binder = injector.getInstance(BindVAppConfigurationToXmlPayload.class);
 
       Map<String, Object> map = Maps.newHashMap();
-      binder.bindToRequest(request, map);
+      assertEquals(binder.bindToRequest(request, map).getPayload().getRawContent(), expected);
-      verify(request);
    }
 }

common/trmk/src/test/java/org/jclouds/trmk/vcloud_0_8/internal/BasePayloadTest.java

@@ -0,0 +1,43 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.jclouds.trmk.vcloud_0_8.internal;
+
+import java.net.URI;
+import java.util.List;
+
+import org.jclouds.reflect.Invocation;
+import org.jclouds.rest.internal.GeneratedHttpRequest;
+
+import com.google.common.base.Throwables;
+import com.google.common.reflect.Invokable;
+
+public class BasePayloadTest {
+
+   protected GeneratedHttpRequest requestForArgs(List<Object> args) {
+      try {
+         Invocation invocation = Invocation.create(Invokable.from(String.class.getDeclaredMethod("toString")), args);
+         return GeneratedHttpRequest.builder().method("POST").endpoint(URI.create("http://localhost/key"))
+               .invocation(invocation).build();
+      } catch (SecurityException e) {
+         throw Throwables.propagate(e);
+      } catch (NoSuchMethodException e) {
+         throw Throwables.propagate(e);
+      }
+   }
+}

common/trmk/src/test/java/org/jclouds/trmk/vcloud_0_8/xml/KeyPairByNameHandlerTest.java

@@ -18,17 +18,14 @@
  */
 package org.jclouds.trmk.vcloud_0_8.xml;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNull;
 
 import java.io.InputStream;
 import java.net.URI;
 import java.net.UnknownHostException;
 
 import org.jclouds.http.functions.BaseHandlerTest;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.jclouds.trmk.vcloud_0_8.domain.KeyPair;
 import org.testng.annotations.Test;
 
@@ -59,15 +56,11 @@ public class KeyPairByNameHandlerTest extends BaseHandlerTest {
 
       KeyPair result = factory.create(
             addOrgAndNameToHandler(injector.getInstance(KeyPairByNameHandler.class), "org", "monster")).parse(is);
-      assertEquals(result, null);
+      assertNull(result);
-
    }
 
-   private static KeyPairByNameHandler addOrgAndNameToHandler(KeyPairByNameHandler handler, String org, String name) {
+   private KeyPairByNameHandler addOrgAndNameToHandler(KeyPairByNameHandler handler, String org, String name) {
-      GeneratedHttpRequest request = createMock(GeneratedHttpRequest.class);
+      handler.setContext(requestForArgs(ImmutableList.<Object> of(org, name)));
-      expect(request.getArgs()).andReturn(ImmutableList.<Object> of(org, name)).anyTimes();
-      replay(request);
-      handler.setContext(request);
       return handler;
    }
 }

core/src/main/java/org/jclouds/concurrent/internal/SyncProxy.java

@@ -24,34 +24,33 @@ import static com.google.common.base.Preconditions.checkState;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.util.Arrays;
-import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
 
 import javax.annotation.Resource;
 import javax.inject.Inject;
 import javax.inject.Named;
 
-import org.jclouds.internal.ClassInvokerArgs;
+import org.jclouds.internal.ForwardInvocationToInterface;
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
 import org.jclouds.logging.Logger;
-import org.jclouds.reflect.AbstractInvocationHandler;
+import org.jclouds.reflect.FunctionalReflection;
+import org.jclouds.reflect.Invocation;
+import org.jclouds.reflect.Invocation.Result;
+import org.jclouds.reflect.InvocationSuccess;
 import org.jclouds.rest.annotations.Delegate;
+import org.jclouds.rest.internal.AsyncRestClientProxy;
 import org.jclouds.util.Optionals2;
-import org.jclouds.util.Throwables2;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Function;
 import com.google.common.base.Optional;
-import com.google.common.base.Throwables;
-import com.google.common.cache.LoadingCache;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.reflect.Invokable;
 import com.google.common.util.concurrent.ListenableFuture;
-import com.google.inject.ProvisionException;
 import com.google.inject.assistedinject.Assisted;
 
 /**
@@ -59,130 +58,174 @@ import com.google.inject.assistedinject.Assisted;
  * 
  * @author Adrian Cole
  */
-public final class SyncProxy extends AbstractInvocationHandler {
+public final class SyncProxy implements Function<Invocation, Result> {
 
    public static interface Factory {
       /**
        * @param declaring
-       *           type of the interface where all methods match those of {@code async} except the return values are
+       *           type of the interface where all invokeds match those of {@code async} except the return values are
        *           dereferenced
        * @param async
-       *           object whose interface matched {@code declaring} except all methods return {@link ListenableFuture}
+       *           object whose interface matched {@code declaring} except all invokeds return {@link ListenableFuture}
        * @return blocking invocation handler
        */
       SyncProxy create(Class<?> declaring, Object async);
    }
 
+   /**
+    * CreateClientForCaller is parameterized, so clients it creates aren't singletons. For example,
+    * CreateClientForCaller satisfies a call like this:
+    * {@code context.getProviderSpecificContext().getApi().getOrgClientForName(name)}
+    * 
+    * @author Adrian Cole
+    */
+   public static class CreateClientForCaller implements Function<ForwardInvocationToInterface, Object> {
+      private final SyncProxy.Factory factory;
+      private final AsyncRestClientProxy.Caller.Factory asyncFactory;
+
+      @Inject
+      private CreateClientForCaller(SyncProxy.Factory factory, AsyncRestClientProxy.Caller.Factory asyncFactory) {
+         this.factory = factory;
+         this.asyncFactory = asyncFactory;
+      }
+
+      @Override
+      public Object apply(ForwardInvocationToInterface from) {
+         Object asyncClient = FunctionalReflection.newProxy(from.getInterfaceType(),
+               asyncFactory.caller(from.getInvocation(), from.getInterfaceType()));
+         checkState(asyncClient != null, "configuration error, sync client for " + from + " not found");
+         Class<?> type = Optionals2.unwrapIfOptional(from.getInvocation().getInvokable().getReturnType());
+         return FunctionalReflection.newProxy(type, factory.create(type, asyncClient));
+      }
+   }
+
    @Resource
    private Logger logger = Logger.NULL;
 
-   private final Function<ClassInvokerArgsAndReturnVal, Optional<Object>> optionalConverter;
+   private final Function<InvocationSuccess, Optional<Object>> optionalConverter;
    private final Object delegate;
    private final Class<?> declaring;
-   private final Map<Invokable<?, ?>, Invokable<Object, ListenableFuture<?>>> methodMap;
+   private final Map<Invokable<?, ?>, Invokable<Object, ListenableFuture<?>>> invokedMap;
    private final Map<Invokable<?, ?>, Invokable<Object, ?>> syncMethodMap;
    private final Map<Invokable<?, ?>, Optional<Long>> timeoutMap;
-   private final LoadingCache<ClassInvokerArgs, Object> delegateMap;
+   private final Function<ForwardInvocationToInterface, Object> createClientForCaller;
    private final Map<Class<?>, Class<?>> sync2Async;
    private static final Set<Method> objectMethods = ImmutableSet.copyOf(Object.class.getMethods());
 
    @SuppressWarnings("unchecked")
    @Inject
    @VisibleForTesting
-   SyncProxy(Function<ClassInvokerArgsAndReturnVal, Optional<Object>> optionalConverter,
+   SyncProxy(Function<InvocationSuccess, Optional<Object>> optionalConverter,
-         @Named("sync") LoadingCache<ClassInvokerArgs, Object> delegateMap, Map<Class<?>, Class<?>> sync2Async,
+         Function<ForwardInvocationToInterface, Object> createClientForCaller, Map<Class<?>, Class<?>> sync2Async,
          @Named("TIMEOUTS") Map<String, Long> timeouts, @Assisted Class<?> declaring, @Assisted Object async)
          throws SecurityException, NoSuchMethodException {
       this.optionalConverter = optionalConverter;
-      this.delegateMap = delegateMap;
+      this.createClientForCaller = createClientForCaller;
       this.delegate = async;
       this.declaring = declaring;
       this.sync2Async = ImmutableMap.copyOf(sync2Async);
 
-      ImmutableMap.Builder<Invokable<?, ?>, Invokable<Object, ListenableFuture<?>>> methodMapBuilder = ImmutableMap.builder();
+      ImmutableMap.Builder<Invokable<?, ?>, Invokable<Object, ListenableFuture<?>>> invokedMapBuilder = ImmutableMap
+            .builder();
       ImmutableMap.Builder<Invokable<?, ?>, Invokable<Object, ?>> syncMethodMapBuilder = ImmutableMap.builder();
 
-      for (Method method : declaring.getMethods()) {
+      for (Method invoked : declaring.getMethods()) {
-         if (!objectMethods.contains(method)) {
+         if (!objectMethods.contains(invoked)) {
-            Method delegatedMethod = delegate.getClass().getMethod(method.getName(), method.getParameterTypes());
+            Method delegatedMethod = delegate.getClass().getMethod(invoked.getName(), invoked.getParameterTypes());
-            if (!Arrays.equals(delegatedMethod.getExceptionTypes(), method.getExceptionTypes()))
+            if (!Arrays.equals(delegatedMethod.getExceptionTypes(), invoked.getExceptionTypes()))
                throw new IllegalArgumentException(String.format(
-                     "method %s has different typed exceptions than delegated method %s", method, delegatedMethod));
+                     "invoked %s has different typed exceptions than delegated invoked %s", invoked, delegatedMethod));
             if (delegatedMethod.getReturnType().isAssignableFrom(ListenableFuture.class)) {
-               methodMapBuilder.put(Invokable.from(method), Invokable.class.cast(Invokable.from(delegatedMethod)));
+               invokedMapBuilder.put(Invokable.from(invoked), Invokable.class.cast(Invokable.from(delegatedMethod)));
             } else {
-               syncMethodMapBuilder.put(Invokable.from(method), Invokable.class.cast(Invokable.from(delegatedMethod)));
+               syncMethodMapBuilder.put(Invokable.from(invoked), Invokable.class.cast(Invokable.from(delegatedMethod)));
             }
          }
       }
-      methodMap = methodMapBuilder.build();
+      invokedMap = invokedMapBuilder.build();
       syncMethodMap = syncMethodMapBuilder.build();
 
       ImmutableMap.Builder<Invokable<?, ?>, Optional<Long>> timeoutMapBuilder = ImmutableMap.builder();
-      for (Invokable<?, ?> method : methodMap.keySet()) {
+      for (Invokable<?, ?> invoked : invokedMap.keySet()) {
-         timeoutMapBuilder.put(method, timeoutInNanos(method, timeouts));
+         timeoutMapBuilder.put(invoked, timeoutInNanos(invoked, timeouts));
       }
       timeoutMap = timeoutMapBuilder.build();
    }
 
-   public Class<?> getDeclaring() {
+   @Override
-      return declaring;
+   public Result apply(Invocation invocation) {
+      if (invocation.getInvokable().isAnnotationPresent(Delegate.class))
+         return forwardToDelegate(invocation);
+      if (syncMethodMap.containsKey(invocation.getInvokable()))
+         return invokeOnDelegate(invocation);
+      return invokeFutureAndBlock(invocation);
    }
 
-   @Override
+   private Result forwardToDelegate(Invocation invocation) {
-   protected Object handleInvocation(Object proxy, Invokable<?, ?> method, List<Object> args) throws Throwable {
+      Class<?> returnType = Optionals2.unwrapIfOptional(invocation.getInvokable().getReturnType());
-      if (method.isAnnotationPresent(Delegate.class)) {
-         Class<?> syncClass = Optionals2.returnTypeOrTypeOfOptional(method);
       // get the return type of the asynchronous class associated with this client
       // ex. FloatingIPClient is associated with FloatingIPAsyncClient
-         Class<?> asyncClass = sync2Async.get(syncClass);
+      Class<?> asyncClass = sync2Async.get(returnType);
-         checkState(asyncClass != null, "please configure corresponding async class for " + syncClass
+      checkState(asyncClass != null, "please configure corresponding async class for %s in your RestClientModule",
-               + " in your RestClientModule");
+            returnType);
       // pass any parameters necessary to get a relevant instance of that async class
       // ex. getClientForRegion("north") might return an instance whose endpoint is
       // different that "south"
-         ClassInvokerArgs cma = ClassInvokerArgs.builder().clazz(asyncClass).invoker(method).args(args).build();
+      ForwardInvocationToInterface cma = ForwardInvocationToInterface.create(invocation, asyncClass);
-         Object returnVal = delegateMap.get(cma);
+      Object result = createClientForCaller.apply(cma);
-         if (Optionals2.isReturnTypeOptional(method)){
+      if (Optionals2.isReturnTypeOptional(invocation.getInvokable())) {
-            ClassInvokerArgsAndReturnVal cmar = ClassInvokerArgsAndReturnVal.builder().fromClassInvokerArgs(cma)
+         result = optionalConverter.apply(InvocationSuccess.create(invocation, result));
-                  .returnVal(returnVal).build();
-            return optionalConverter.apply(cmar);
       }
-         return returnVal;
+      return Result.success(result);
-      } else if (syncMethodMap.containsKey(method)) {
+   }
+
+   private Result invokeFutureAndBlock(Invocation invocation) {
       try {
-            return syncMethodMap.get(method).invoke(delegate, args.toArray());
+         Invokable<Object, ListenableFuture<?>> asyncMethod = invokedMap.get(invocation.getInvokable());
+         ListenableFuture<?> future =  asyncMethod.invoke(delegate, invocation.getArgs().toArray());
+         Optional<Long> timeoutNanos = timeoutMap.get(invocation.getInvokable());
+         return block(future, timeoutNanos);
       } catch (InvocationTargetException e) {
-            throw Throwables.propagate(e.getCause());
+         return Result.fail(e);
+      } catch (IllegalAccessException e) {
+         return Result.fail(e);
       }
-      } else {
+   }
+
+   private Result block(ListenableFuture<?> future, Optional<Long> timeoutNanos) {
       try {
-            Optional<Long> timeoutNanos = timeoutMap.get(method);
-            Invokable<Object, ListenableFuture<?>> asyncMethod = methodMap.get(method);
-            String name = asyncMethod.getDeclaringClass().getSimpleName() + "." + asyncMethod.getName();
-            ListenableFuture<?> future = asyncMethod.invoke(delegate, args.toArray());
          if (timeoutNanos.isPresent()) {
-               logger.debug(">> blocking on %s for %s", name, timeoutNanos);
+            logger.debug(">> blocking on %s for %s", future, timeoutNanos);
-               return future.get(timeoutNanos.get(), TimeUnit.NANOSECONDS);
+            return Result.success(future.get(timeoutNanos.get(), TimeUnit.NANOSECONDS));
+         } else {
+            logger.debug(">> blocking on %s", future);
+            return Result.success(future.get());
          }
-            logger.debug(">> blocking on %s", name);
-            return future.get();
-         } catch (ProvisionException e) {
-            throw Throwables2.returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(method.getExceptionTypes(), e);
       } catch (ExecutionException e) {
-            throw Throwables2.returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(method.getExceptionTypes(), e);
+         return Result.fail(e.getCause());
-         } catch (Exception e) {
+      } catch (InterruptedException e) {
-            throw Throwables2.returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(method.getExceptionTypes(), e);
+         return Result.fail(e); // TODO: should we kill the future?
+      } catch (TimeoutException e) {
+         return Result.fail(e);
       }
    }
+
+   private Result invokeOnDelegate(Invocation invocation) {
+      Invokable<Object, ?> toInvoke = syncMethodMap.get(invocation.getInvokable());
+      try {
+         return Result.success(toInvoke.invoke(delegate, invocation.getArgs().toArray()));
+      } catch (InvocationTargetException e) {
+         return Result.fail(e);
+      } catch (IllegalAccessException e) {
+         return Result.fail(e);
+      }
    }
 
    // override timeout by values configured in properties(in ms)
-   private Optional<Long> timeoutInNanos(Invokable<?, ?> method, Map<String, Long> timeouts) {
+   private Optional<Long> timeoutInNanos(Invokable<?, ?> invoked, Map<String, Long> timeouts) {
       String className = declaring.getSimpleName();
-      Optional<Long> timeoutMillis = fromNullable(timeouts.get(className + "." + method.getName()))
+      Optional<Long> timeoutMillis = fromNullable(timeouts.get(className + "." + invoked.getName())).or(
-                                 .or(fromNullable(timeouts.get(className)))
+            fromNullable(timeouts.get(className))).or(fromNullable(timeouts.get("default")));
-                                 .or(fromNullable(timeouts.get("default")));
       if (timeoutMillis.isPresent())
          return Optional.of(TimeUnit.MILLISECONDS.toNanos(timeoutMillis.get()));
       return Optional.absent();
@@ -190,6 +233,6 @@ public final class SyncProxy extends AbstractInvocationHandler {
 
    @Override
    public String toString() {
-      return "blocking invocation handler for: " + delegate.getClass().getSimpleName();
+      return String.format("%s->%s", declaring.getClass().getSimpleName(), delegate.getClass().getSimpleName());
    }
 }

core/src/main/java/org/jclouds/http/HttpCommand.java

@@ -23,6 +23,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 
 import com.google.common.base.Objects;
+import com.google.common.reflect.Invokable;
 
 /**
  * Command whose endpoint is an http service.
@@ -131,11 +132,12 @@ public class HttpCommand {
 
    @Override
    public String toString() {
-      if (request instanceof GeneratedHttpRequest)
+      if (request instanceof GeneratedHttpRequest) {
-         return String.format("[method=%s.%s, request=%s]", GeneratedHttpRequest.class.cast(request).getDeclaring()
+         GeneratedHttpRequest gRequest = GeneratedHttpRequest.class.cast(request);
-                  .getSimpleName(), GeneratedHttpRequest.class.cast(request).getInvoker().getName(), request
+         return String.format("[method=%s.%s, request=%s]",
-                  .getRequestLine());
+               gRequest.getInvocation().getInterfaceType().getSimpleName(), gRequest.getInvocation().getInvokable()
-      else
+                     .getName(), gRequest.getRequestLine());
+      }
       return "[request=" + request.getRequestLine() + "]";
    }
 

core/src/main/java/org/jclouds/http/functions/ParseSax.java

@@ -212,7 +212,7 @@ public class ParseSax<T> implements Function<HttpResponse, T>, InvocationContext
 
       @Override
       public HandlerForGeneratedRequestWithResult<T> setContext(HttpRequest request) {
-         checkArgument(request instanceof GeneratedHttpRequest, "note this handler requires a GeneratedHttpRequest");
+         checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest, "note this handler requires a GeneratedHttpRequest");
          super.setContext(request);
          return this;
       }

core/src/main/java/org/jclouds/internal/ClassInvokerArgs.java

@@ -1,149 +0,0 @@
-/**
- * Licensed to jclouds, Inc. (jclouds) under one or more
- * contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  jclouds licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.jclouds.internal;
-
-import static com.google.common.base.Objects.equal;
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.util.List;
-
-import com.google.common.base.Objects;
-import com.google.common.base.Objects.ToStringHelper;
-import com.google.common.collect.ImmutableList;
-import com.google.common.reflect.Invokable;
-
-/**
- * 
- * @author Adrian Cole
- */
-public class ClassInvokerArgs {
-   public static Builder<?> builder() {
-      return new ConcreteBuilder();
-   }
-
-   public Builder<?> toBuilder() {
-      return builder().fromClassInvokerArgs(this);
-   }
-
-   private static class ConcreteBuilder extends Builder<ConcreteBuilder> {
-   }
-
-   public abstract static class Builder<B extends Builder<B>> {
-      private Class<?> clazz;
-      private Invokable<?, ?> invoker;
-      private List<Object> args = ImmutableList.of();
-
-      @SuppressWarnings("unchecked")
-      protected B self() {
-         return (B) this;
-      }
-
-      /**
-       * @see ClassInvokerArgs#getClazz()
-       */
-      public B clazz(Class<?> clazz) {
-         this.clazz = clazz;
-         return self();
-      }
-
-      /**
-       * @see ClassInvokerArgs#getInvoker()
-       */
-      public B invoker(Invokable<?, ?> invoker) {
-         this.invoker = invoker;
-         return self();
-      }
-
-      /**
-       * @see ClassInvokerArgs#getArgs()
-       */
-      public B args(List<Object> args) {
-         this.args = args;
-         return self();
-      }
-
-      public ClassInvokerArgs build() {
-         return new ClassInvokerArgs(this);
-      }
-
-      public B fromClassInvokerArgs(ClassInvokerArgs in) {
-         return clazz(in.getClazz()).invoker(in.getInvoker()).args(in.getArgs());
-      }
-   }
-
-   private final Class<?> clazz;
-   private final Invokable<?, ?> invoker;
-   private final List<Object> args;
-
-   public ClassInvokerArgs(Builder<?> builder) {
-      this(builder.clazz, builder.invoker, builder.args);
-   }
-
-   /**
-    * @param args as these represent parameters, can contain nulls
-    */
-   public ClassInvokerArgs(Class<?> clazz, Invokable<?, ?> invoker, List<Object> args) {
-      this.clazz = checkNotNull(clazz, "clazz");
-      this.invoker = checkNotNull(invoker, "invoker");
-      this.args = checkNotNull(args, "args");
-   }
-
-   /**
-    * not necessarily the declaring class of the invoker.
-    */
-   public Class<?> getClazz() {
-      return clazz;
-   }
-
-   public Invokable<?, ?> getInvoker() {
-      return invoker;
-   }
-   
-   /**
-    * @param args as these represent parameters, can contain nulls
-    */
-   public List<Object> getArgs() {
-      return args;
-   }
-
-   @Override
-   public boolean equals(Object o) {
-      if (this == o)
-         return true;
-      if (o == null || getClass() != o.getClass())
-         return false;
-      ClassInvokerArgs that = ClassInvokerArgs.class.cast(o);
-      return equal(this.clazz, that.clazz) && equal(this.invoker, that.invoker) && equal(this.args, that.args);
-   }
-
-   @Override
-   public int hashCode() {
-      return Objects.hashCode(clazz, invoker, args);
-   }
-
-   @Override
-   public String toString() {
-      return string().toString();
-   }
-
-   protected ToStringHelper string() {
-      return Objects.toStringHelper("").omitNullValues().add("clazz", clazz).add("invoker", invoker)
-               .add("args", args.size() != 0 ? args : null);
-   }
-}

core/src/main/java/org/jclouds/internal/ClassInvokerArgsAndReturnVal.java

@@ -1,101 +0,0 @@
-/**
- * Licensed to jclouds, Inc. (jclouds) under one or more
- * contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  jclouds licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.jclouds.internal;
-
-import static com.google.common.base.Objects.equal;
-
-import java.util.List;
-
-import com.google.common.base.Objects;
-import com.google.common.base.Objects.ToStringHelper;
-import com.google.common.reflect.Invokable;
-
-/**
- * 
- * @author Adrian Cole
- */
-public final class ClassInvokerArgsAndReturnVal extends ClassInvokerArgs {
-
-   public static Builder builder() {
-      return new Builder();
-   }
-
-   public Builder toBuilder() {
-      return builder().fromClassInvokerArgsAndReturnVal(this);
-   }
-
-   public final static class Builder extends ClassInvokerArgs.Builder<Builder> {
-
-      private Object returnVal;
-
-      /**
-       * @see ClassInvokerArgsAndReturnVal#getReturnVal()
-       */
-      public Builder returnVal(Object returnVal) {
-         this.returnVal = returnVal;
-         return this;
-      }
-
-      @Override
-      public ClassInvokerArgsAndReturnVal build() {
-         return new ClassInvokerArgsAndReturnVal(this);
-      }
-
-      public Builder fromClassInvokerArgsAndReturnVal(ClassInvokerArgsAndReturnVal in) {
-         return fromClassInvokerArgs(in).returnVal(in.getReturnVal());
-      }
-   }
-
-   private final Object returnVal;
-
-   private ClassInvokerArgsAndReturnVal(Class<?> clazz, Invokable<?, ?> invoker, List<Object> args, Object returnVal) {
-      super(clazz, invoker, args);
-      this.returnVal = returnVal;
-   }
-
-   private ClassInvokerArgsAndReturnVal(Builder builder) {
-      super(builder);
-      this.returnVal = builder.returnVal;
-   }
-
-   public Object getReturnVal() {
-      return returnVal;
-   }
-
-   @Override
-   public boolean equals(Object o) {
-      if (this == o)
-         return true;
-      if (o == null || getClass() != o.getClass())
-         return false;
-      ClassInvokerArgsAndReturnVal that = ClassInvokerArgsAndReturnVal.class.cast(o);
-      return super.equals(that) && equal(this.returnVal, that.returnVal);
-   }
-
-   @Override
-   public int hashCode() {
-      return Objects.hashCode(super.hashCode(), returnVal);
-   }
-
-   @Override
-   public ToStringHelper string() {
-      return super.string().add("returnVal", returnVal);
-   }
-
-}

core/src/main/java/org/jclouds/internal/ForwardInvocationToInterface.java

@@ -0,0 +1,84 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.jclouds.internal;
+
+import static com.google.common.base.Objects.equal;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.jclouds.reflect.Invocation;
+
+import com.google.common.annotations.Beta;
+import com.google.common.base.Objects;
+import com.google.common.base.Objects.ToStringHelper;
+
+/**
+ * internal type to {@link SyncProxy} which is likely to be removed
+ * 
+ * @author Adrian Cole
+ */
+@Beta
+public final class ForwardInvocationToInterface {
+   /**
+    * @param interfaceType
+    *           {@link #getInterfaceType()}
+    */
+   public static ForwardInvocationToInterface create(Invocation invocation, Class<?> interfaceType) {
+      return new ForwardInvocationToInterface(invocation, interfaceType);
+   }
+
+   private final Invocation invocation;
+   private final Class<?> interfaceType;
+
+   private ForwardInvocationToInterface(Invocation invocation, Class<?> interfaceType) {
+      this.invocation = checkNotNull(invocation, "invocation");
+      this.interfaceType = checkNotNull(interfaceType, "interfaceType");
+   }
+
+   public Invocation getInvocation() {
+      return invocation;
+   }
+
+   public Class<?> getInterfaceType() {
+      return interfaceType;
+   }
+
+   @Override
+   public boolean equals(Object o) {
+      if (this == o)
+         return true;
+      if (o == null || getClass() != o.getClass())
+         return false;
+      ForwardInvocationToInterface that = ForwardInvocationToInterface.class.cast(o);
+      return equal(this.invocation, that.invocation) && equal(this.interfaceType, that.interfaceType);
+   }
+
+   @Override
+   public int hashCode() {
+      return Objects.hashCode(invocation, interfaceType);
+   }
+
+   @Override
+   public String toString() {
+      return string().toString();
+   }
+
+   protected ToStringHelper string() {
+      return Objects.toStringHelper("").omitNullValues().add("invocation", invocation).add("interfaceType", interfaceType);
+   }
+}

core/src/main/java/org/jclouds/location/config/LocationModule.java

@@ -32,7 +32,6 @@ import javax.inject.Singleton;
 
 import org.jclouds.collect.Memoized;
 import org.jclouds.domain.Location;
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
 import org.jclouds.location.Iso3166;
 import org.jclouds.location.Provider;
 import org.jclouds.location.Region;
@@ -49,6 +48,7 @@ import org.jclouds.location.suppliers.RegionIdToZoneIdsSupplier;
 import org.jclouds.location.suppliers.RegionIdsSupplier;
 import org.jclouds.location.suppliers.ZoneIdToURISupplier;
 import org.jclouds.location.suppliers.ZoneIdsSupplier;
+import org.jclouds.reflect.InvocationSuccess;
 import org.jclouds.rest.AuthorizationException;
 import org.jclouds.rest.functions.ImplicitOptionalConverter;
 import org.jclouds.rest.suppliers.MemoizedRetryOnTimeOutButNotOnAuthorizationExceptionSupplier;
@@ -73,7 +73,7 @@ public class LocationModule extends AbstractModule {
 
    @Override
    protected void configure() {
-      bind(new TypeLiteral<Function<ClassInvokerArgsAndReturnVal, Optional<Object>>>(){}).to(ImplicitOptionalConverter.class);
+      bind(new TypeLiteral<Function<InvocationSuccess, Optional<Object>>>(){}).to(ImplicitOptionalConverter.class);
    }
 
    @Provides

core/src/main/java/org/jclouds/reflect/AbstractInvocationHandler.java

@@ -1,58 +0,0 @@
-/**
- * Licensed to jclouds, Inc. (jclouds) under one or more
- * contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  jclouds licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.jclouds.reflect;
-
-import java.lang.reflect.Method;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.List;
-
-import com.google.common.annotations.Beta;
-import com.google.common.base.Predicates;
-import com.google.common.collect.ImmutableList;
-import com.google.common.collect.Iterables;
-import com.google.common.reflect.Invokable;
-
-/**
- * Like {@link com.google.common.reflect.AbstractInvocationHandler}, except you process {@link Invokable} and
- * {@link List} as opposed to {@link Method} and arg arrays.
- * 
- * @author Adrian Cole
- * @since 1.6
- */
-@Beta
-public abstract class AbstractInvocationHandler extends com.google.common.reflect.AbstractInvocationHandler {
-
-   /**
-    * @param args
-    *           note that this can contain nulls, as method arguments can be null.
-    * @see com.google.common.reflect.AbstractInvocationHandler#invoke(Object, Method, Object[])
-    */
-   protected abstract Object handleInvocation(Object proxy, Invokable<?, ?> method, List<Object> args) throws Throwable;
-
-   @Override
-   protected Object handleInvocation(Object proxy, Method method, Object[] argv) throws Throwable {
-      List<Object> args = Arrays.asList(argv);
-      if (Iterables.all(args, Predicates.notNull()))
-         args = ImmutableList.copyOf(args);
-      else
-         args = Collections.unmodifiableList(args);
-      return handleInvocation(proxy, Invokable.from(method), args);
-   }
-}

core/src/main/java/org/jclouds/rest/InputParamValidator.java

@@ -26,12 +26,12 @@ import java.util.List;
 import javax.inject.Inject;
 
 import org.jclouds.predicates.Validator;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.annotations.ParamValidators;
 
 import com.google.common.base.Predicate;
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Lists;
-import com.google.common.reflect.Invokable;
 import com.google.common.reflect.Parameter;
 import com.google.inject.Injector;
 
@@ -70,14 +70,13 @@ public class InputParamValidator {
     * @throws IllegalStateException
     *            if validation failed
     */
-   public void validateMethodParametersOrThrow(Invokable<?, ?> method, List<Object> args) {
+   public void validateMethodParametersOrThrow(Invocation invocation) {
       try {
-         performMethodValidation(checkNotNull(method, "method"), args);
+         performMethodValidation(checkNotNull(invocation, "invocation"));
-         performParameterValidation(method.getParameters(), args);
+         performParameterValidation(invocation);
       } catch (IllegalArgumentException e) {
-         throw new IllegalArgumentException(String.format("Validation on '%s#%s' didn't pass for arguments: "
+         throw new IllegalArgumentException(String.format("Validation on '%s' didn't pass:%n Reason: %s.", invocation,
-               + "%s. %n Reason: %s.", method.getDeclaringClass().getName(), method.getName(), args,
+               e.getMessage()), e);
-               e.getMessage()));
       }
    }
 
@@ -90,14 +89,14 @@ public class InputParamValidator {
     * @param args
     *           method's parameters
     */
-   private void performMethodValidation(Invokable<?, ?> method, List<Object> args) {
+   private void performMethodValidation(Invocation invocation) {
-      ParamValidators paramValidatorsAnnotation = method.getAnnotation(ParamValidators.class);
+      ParamValidators paramValidatorsAnnotation = invocation.getInvokable().getAnnotation(ParamValidators.class);
       if (paramValidatorsAnnotation == null)
          return; // by contract
 
       List<Validator<?>> methodValidators = getValidatorsFromAnnotation(paramValidatorsAnnotation);
 
-      runPredicatesAgainstArgs(methodValidators, args);
+      runPredicatesAgainstArgs(methodValidators, invocation.getArgs());
    }
 
    /**
@@ -109,8 +108,8 @@ public class InputParamValidator {
     * @param args
     *           arguments that correspond to the array of annotations
     */
-   private void performParameterValidation(List<Parameter> parameters, List<Object> args) {
+   private void performParameterValidation(Invocation invocation) {
-      for (Parameter param : filter(parameters, new Predicate<Parameter>() {
+      for (Parameter param : filter(invocation.getInvokable().getParameters(), new Predicate<Parameter>() {
          public boolean apply(Parameter in) {
             return in.isAnnotationPresent(ParamValidators.class);
          }
@@ -119,7 +118,8 @@ public class InputParamValidator {
          if (annotation == null)
             continue;
          List<Validator<?>> parameterValidators = getValidatorsFromAnnotation(annotation);
-         runPredicatesAgainstArg(parameterValidators, args.get(param.hashCode()));// TODO position guava issue 1243
+         // TODO position guava issue 1243
+         runPredicatesAgainstArg(parameterValidators, invocation.getArgs().get(param.hashCode()));
       }
    }
 

core/src/main/java/org/jclouds/rest/binders/BindMapToStringPayload.java

@@ -32,6 +32,8 @@ import org.jclouds.rest.MapBinder;
 import org.jclouds.rest.annotations.Payload;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 
+import com.google.common.reflect.Invokable;
+
 /**
  * 
  * @author Adrian Cole
@@ -44,9 +46,10 @@ public class BindMapToStringPayload implements MapBinder {
    public <R extends HttpRequest> R bindToRequest(R request, Map<String, Object> postParams) {
       checkNotNull(postParams, "postParams");
       GeneratedHttpRequest r = GeneratedHttpRequest.class.cast(checkNotNull(request, "request"));
-      checkArgument(r.getInvoker().isAnnotationPresent(Payload.class),
+      Invokable<?, ?> invoked = r.getInvocation().getInvokable();
-            "method %s must have @Payload annotation to use this binder", r.getInvoker());
+      checkArgument(invoked.isAnnotationPresent(Payload.class),
-      String payload = r.getInvoker().getAnnotation(Payload.class).value();
+            "method %s must have @Payload annotation to use this binder", invoked);
+      String payload = invoked.getAnnotation(Payload.class).value();
       if (postParams.size() > 0) {
          payload = urlDecode(expand(payload, postParams));
       }

core/src/main/java/org/jclouds/rest/config/AsyncClientProvider.java

@@ -18,13 +18,11 @@
  */
 package org.jclouds.rest.config;
 
-import static com.google.common.reflect.Reflection.newProxy;
-
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
+import org.jclouds.reflect.FunctionalReflection;
 import org.jclouds.rest.internal.AsyncRestClientProxy;
-import org.jclouds.rest.internal.AsyncRestClientProxy.Factory;
 
 import com.google.inject.Provider;
 import com.google.inject.TypeLiteral;
@@ -36,11 +34,11 @@ import com.google.inject.TypeLiteral;
 @Singleton
 public class AsyncClientProvider<A> implements Provider<A> {
    private final Class<? super A> asyncClientType;
-   private final Factory factory;
+   private final AsyncRestClientProxy proxy;
 
    @Inject
-   private AsyncClientProvider(AsyncRestClientProxy.Factory factory, TypeLiteral<A> asyncClientType) {
+   private AsyncClientProvider(AsyncRestClientProxy proxy, TypeLiteral<A> asyncClientType) {
-      this.factory = factory;
+      this.proxy = proxy;
       this.asyncClientType = asyncClientType.getRawType();
    }
 
@@ -48,7 +46,7 @@ public class AsyncClientProvider<A> implements Provider<A> {
    @Override
    @Singleton
    public A get() {
-      return (A) newProxy(asyncClientType, factory.declaring(asyncClientType));
+      return (A) FunctionalReflection.newProxy(asyncClientType, proxy);
    }
 
 }

core/src/main/java/org/jclouds/rest/config/ClientProvider.java

@@ -18,12 +18,11 @@
  */
 package org.jclouds.rest.config;
 
-import static com.google.common.reflect.Reflection.newProxy;
-
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
 import org.jclouds.concurrent.internal.SyncProxy;
+import org.jclouds.reflect.FunctionalReflection;
 
 import com.google.inject.Provider;
 
@@ -50,6 +49,6 @@ public class ClientProvider<S, A> implements Provider<S> {
    @Override
    @Singleton
    public S get() {
-      return newProxy(syncClientType, factory.create(syncClientType, asyncClient));
+      return FunctionalReflection.newProxy(syncClientType, factory.create(syncClientType, asyncClient));
    }
 }

core/src/main/java/org/jclouds/rest/config/RestModule.java

@@ -29,10 +29,11 @@ import javax.inject.Named;
 import javax.inject.Singleton;
 
 import org.jclouds.concurrent.internal.SyncProxy;
+import org.jclouds.concurrent.internal.SyncProxy.CreateClientForCaller;
 import org.jclouds.functions.IdentityFunction;
 import org.jclouds.http.functions.config.SaxParserModule;
-import org.jclouds.internal.ClassInvokerArgs;
 import org.jclouds.internal.FilterStringsBoundToInjectorByName;
+import org.jclouds.internal.ForwardInvocationToInterface;
 import org.jclouds.json.config.GsonModule;
 import org.jclouds.location.config.LocationModule;
 import org.jclouds.rest.AuthorizationException;
@@ -40,8 +41,6 @@ import org.jclouds.rest.HttpAsyncClient;
 import org.jclouds.rest.HttpClient;
 import org.jclouds.rest.binders.BindToJsonPayloadWrappedWith;
 import org.jclouds.rest.internal.AsyncRestClientProxy;
-import org.jclouds.rest.internal.CreateAsyncClientForCaller;
-import org.jclouds.rest.internal.CreateClientForCaller;
 import org.jclouds.rest.internal.RestAnnotationProcessor;
 import org.jclouds.util.Maps2;
 import org.jclouds.util.Predicates2;
@@ -49,8 +48,6 @@ import org.jclouds.util.Predicates2;
 import com.google.common.base.Function;
 import com.google.common.base.Predicate;
 import com.google.common.base.Supplier;
-import com.google.common.cache.CacheBuilder;
-import com.google.common.cache.LoadingCache;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Maps;
 import com.google.common.util.concurrent.Atomics;
@@ -84,8 +81,8 @@ public class RestModule extends AbstractModule {
       install(new SaxParserModule());
       install(new GsonModule());
       install(new FactoryModuleBuilder().build(BindToJsonPayloadWrappedWith.Factory.class));
-      install(new FactoryModuleBuilder().build(RestAnnotationProcessor.Factory.class));
+      install(new FactoryModuleBuilder().build(RestAnnotationProcessor.Caller.Factory.class));
-      install(new FactoryModuleBuilder().build(AsyncRestClientProxy.Factory.class));
+      install(new FactoryModuleBuilder().build(AsyncRestClientProxy.Caller.Factory.class));
       bind(IdentityFunction.class).toInstance(IdentityFunction.INSTANCE);
       install(new FactoryModuleBuilder().build(SyncProxy.Factory.class));
       bindClientAndAsyncClient(binder(), HttpClient.class, HttpAsyncClient.class);
@@ -94,6 +91,10 @@ public class RestModule extends AbstractModule {
       }).toInstance(authException);
       bind(new TypeLiteral<Function<Predicate<String>, Map<String, String>>>() {
       }).to(FilterStringsBoundToInjectorByName.class);
+      bind(new TypeLiteral<Function<Predicate<String>, Map<String, String>>>() {
+      }).to(FilterStringsBoundToInjectorByName.class);
+      bind(new TypeLiteral<Function<ForwardInvocationToInterface, Object>>() {
+      }).to(CreateClientForCaller.class);
       installLocations();
    }
 
@@ -120,19 +121,4 @@ public class RestModule extends AbstractModule {
       });
 
    }
-
-   @Provides
-   @Singleton
-   @Named("async")
-   LoadingCache<ClassInvokerArgs, Object> provideAsyncDelegateMap(CreateAsyncClientForCaller createAsyncClientForCaller) {
-      return CacheBuilder.newBuilder().build(createAsyncClientForCaller);
-   }
-
-   @Provides
-   @Singleton
-   @Named("sync")
-   LoadingCache<ClassInvokerArgs, Object> provideSyncDelegateMap(CreateClientForCaller createClientForCaller) {
-      return CacheBuilder.newBuilder().build(createClientForCaller);
-   }
-
 }

core/src/main/java/org/jclouds/rest/functions/AlwaysPresentImplicitOptionalConverter.java

@@ -18,7 +18,7 @@
  */
 package org.jclouds.rest.functions;
 
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
+import org.jclouds.reflect.InvocationSuccess;
 
 import com.google.common.annotations.Beta;
 import com.google.common.base.Optional;
@@ -31,8 +31,8 @@ import com.google.common.base.Optional;
 public class AlwaysPresentImplicitOptionalConverter implements ImplicitOptionalConverter {
 
    @Override
-   public Optional<Object> apply(ClassInvokerArgsAndReturnVal input) {
+   public Optional<Object> apply(InvocationSuccess input) {
-      return Optional.of(input.getReturnVal());
+      return input.getResult();
    }
 
 }

core/src/main/java/org/jclouds/rest/functions/ImplicitOptionalConverter.java

@@ -18,7 +18,9 @@
  */
 package org.jclouds.rest.functions;
 
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
+import org.jclouds.reflect.InvocationSuccess;
+import org.jclouds.rest.annotations.ApiVersion;
+import org.jclouds.rest.annotations.SinceApiVersion;
 import org.jclouds.rest.config.RestClientModule;
 
 import com.google.common.annotations.Beta;
@@ -39,19 +41,19 @@ import com.google.inject.ImplementedBy;
  * }
  * </pre>
  * 
- * The input object of type {@link ClassInvokerArgsAndReturnVal} will include the
+ * The input object of type {@link InvocationSuccess} will include the
  * following.
  * <ol>
  * <li>the class declaring the method that returns optional:
- * {@link ClassInvokerArgsAndReturnVal#getClazz}; in the example above,
+ * {@link InvocationSuccess#getClazz}; in the example above,
  * {@code MyCloud}</li>
  * <li>the method returning the optional:
- * {@link ClassInvokerArgsAndReturnVal#getMethod}; in the example above,
+ * {@link InvocationSuccess#getMethod}; in the example above,
  * {@code getKeyPairExtensionForRegion}</li>
  * <li>the args passed to that method at runtime:
- * {@link ClassInvokerArgsAndReturnVal#getArgs}; for example {@code North}</li>
+ * {@link InvocationSuccess#getArgs}; for example {@code North}</li>
  * <li>the rest client to be enclosed in the optional, should you choose to
- * return it: {@link ClassInvokerArgsAndReturnVal#getReturnVal}; in the example
+ * return it: {@link InvocationSuccess#getReturnVal}; in the example
  * above, an implementation of {@code KeyPairClient}</li>
  * </ol>
  * 
@@ -80,6 +82,6 @@ import com.google.inject.ImplementedBy;
  */
 @Beta
 @ImplementedBy(PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersion.class)
-public interface ImplicitOptionalConverter extends Function<ClassInvokerArgsAndReturnVal, Optional<Object>> {
+public interface ImplicitOptionalConverter extends Function<InvocationSuccess, Optional<Object>> {
 
 }

core/src/main/java/org/jclouds/rest/functions/PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersion.java

@@ -19,11 +19,12 @@
 package org.jclouds.rest.functions;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static org.jclouds.util.Optionals2.unwrapIfOptional;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
+import org.jclouds.reflect.InvocationSuccess;
 import org.jclouds.rest.annotations.ApiVersion;
 import org.jclouds.rest.annotations.SinceApiVersion;
 
@@ -43,7 +44,7 @@ import com.google.common.cache.LoadingCache;
 public class PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersion implements ImplicitOptionalConverter {
 
    @VisibleForTesting
-   static final class Loader extends CacheLoader<ClassInvokerArgsAndReturnVal, Optional<Object>> {
+   static final class Loader extends CacheLoader<InvocationSuccess, Optional<Object>> {
       private final String apiVersion;
 
       @Inject
@@ -52,22 +53,22 @@ public class PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersion impl
       }
 
       @Override
-      public Optional<Object> load(ClassInvokerArgsAndReturnVal input) {
+      public Optional<Object> load(InvocationSuccess input) {
-         Optional<SinceApiVersion> sinceApiVersion = Optional.fromNullable(input.getClazz().getAnnotation(
+         Class<?> target = unwrapIfOptional(input.getInvocation().getInvokable().getReturnType());
-               SinceApiVersion.class));
+         Optional<SinceApiVersion> sinceApiVersion = Optional.fromNullable(target.getAnnotation(SinceApiVersion.class));
          if (sinceApiVersion.isPresent()) {
             String since = sinceApiVersion.get().value();
             if (since.compareTo(apiVersion) <= 0)
-               return Optional.of(input.getReturnVal());
+               return input.getResult();
             return Optional.absent();
          } else {
             // No SinceApiVersion annotation, so return present
-            return Optional.of(input.getReturnVal());
+            return input.getResult();
          }
       }
    }
 
-   private final LoadingCache<ClassInvokerArgsAndReturnVal, Optional<Object>> lookupCache;
+   private final LoadingCache<InvocationSuccess, Optional<Object>> lookupCache;
 
    @Inject
    protected PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersion(@ApiVersion String apiVersion) {
@@ -76,7 +77,7 @@ public class PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersion impl
    }
 
    @Override
-   public Optional<Object> apply(ClassInvokerArgsAndReturnVal input) {
+   public Optional<Object> apply(InvocationSuccess input) {
       return lookupCache.getUnchecked(input);
    }
 

core/src/main/java/org/jclouds/rest/internal/AsyncRestClientProxy.java

@@ -19,6 +19,9 @@
 package org.jclouds.rest.internal;
 
 import static com.google.common.base.Functions.compose;
+import static com.google.common.base.Objects.equal;
+import static com.google.common.base.Predicates.in;
+import static com.google.common.base.Predicates.not;
 import static com.google.common.base.Throwables.propagate;
 import static com.google.common.collect.Iterables.any;
 import static com.google.common.collect.Iterables.find;
@@ -31,7 +34,7 @@ import static javax.ws.rs.core.MediaType.APPLICATION_XML;
 import static org.jclouds.concurrent.Futures.makeListenable;
 import static org.jclouds.http.HttpUtils.tryFindHttpMethod;
 import static org.jclouds.util.Optionals2.isReturnTypeOptional;
-import static org.jclouds.util.Optionals2.returnTypeOrTypeOfOptional;
+import static org.jclouds.util.Optionals2.unwrapIfOptional;
 import static org.jclouds.util.Throwables2.getFirstThrowableOfType;
 
 import java.io.InputStream;
@@ -41,7 +44,6 @@ import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
 import java.lang.reflect.WildcardType;
 import java.net.URI;
-import java.util.List;
 import java.util.Set;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
@@ -73,11 +75,12 @@ import org.jclouds.http.functions.ReturnInputStream;
 import org.jclouds.http.functions.ReturnStringIf2xx;
 import org.jclouds.http.functions.ReturnTrueIf2xx;
 import org.jclouds.http.functions.UnwrapOnlyJsonValue;
-import org.jclouds.internal.ClassInvokerArgs;
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
 import org.jclouds.json.internal.GsonWrapper;
 import org.jclouds.logging.Logger;
-import org.jclouds.reflect.AbstractInvocationHandler;
+import org.jclouds.reflect.FunctionalReflection;
+import org.jclouds.reflect.Invocation;
+import org.jclouds.reflect.Invocation.Result;
+import org.jclouds.reflect.InvocationSuccess;
 import org.jclouds.rest.AuthorizationException;
 import org.jclouds.rest.InvocationContext;
 import org.jclouds.rest.annotations.Delegate;
@@ -95,7 +98,6 @@ import com.google.common.base.Function;
 import com.google.common.base.Objects;
 import com.google.common.base.Optional;
 import com.google.common.base.Predicate;
-import com.google.common.base.Predicates;
 import com.google.common.base.Supplier;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheLoader;
@@ -103,7 +105,6 @@ import com.google.common.cache.LoadingCache;
 import com.google.common.collect.FluentIterable;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.Maps;
 import com.google.common.reflect.Invokable;
 import com.google.common.reflect.Parameter;
 import com.google.common.reflect.TypeToken;
@@ -123,49 +124,36 @@ import com.google.inject.assistedinject.Assisted;
  * <p/>
  * Particularly, this code delegates calls to other things.
  * <ol>
- * <li>if the method has a {@link Provides} annotation, it responds via a {@link Injector} lookup</li>
+ * <li>if the invoked has a {@link Provides} annotation, it responds via a {@link Injector} lookup</li>
- * <li>if the method has a {@link Delegate} annotation, it responds with an instance of interface set in returnVal,
+ * <li>if the invoked has a {@link Delegate} annotation, it responds with an instance of interface set in returnVal,
  * adding the current JAXrs annotations to whatever are on that class.</li>
  * <ul>
- * <li>ex. if the method with {@link Delegate} has a {@code Path} annotation, and the returnval interface also has
+ * <li>ex. if the invoked with {@link Delegate} has a {@code Path} annotation, and the returnval interface also has
  * {@code Path}, these values are combined.</li>
  * </ul>
  * <li>if {@link RestAnnotationProcessor#delegationMap} contains a mapping for this, and the returnVal is properly
  * assigned as a {@link ListenableFuture}, it responds with an http implementation.</li>
  * <li>otherwise a RuntimeException is thrown with a message including:
- * {@code method is intended solely to set constants}</li>
+ * {@code invoked is intended solely to set constants}</li>
  * </ol>
  * 
  * @author Adrian Cole
  */
 @Singleton
-public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
+public class AsyncRestClientProxy implements Function<Invocation, Result> {
-
-   public static interface Factory {
-      Declaring declaring(Class<?> declaring);
-
-      Caller caller(ClassInvokerArgs caller);
-   }
-
-   public final static class Declaring extends AsyncRestClientProxy {
-      @Inject
-      private Declaring(Injector injector, Function<ClassInvokerArgsAndReturnVal, Optional<Object>> optionalConverter,
-            HttpCommandExecutorService http, @Named(Constants.PROPERTY_USER_THREADS) ExecutorService userThreads,
-            @Named("async") LoadingCache<ClassInvokerArgs, Object> delegateMap, RestAnnotationProcessor.Factory rap,
-            ParseSax.Factory parserFactory, @Assisted Class<?> declaring) {
-         super(injector, optionalConverter, http, userThreads, delegateMap, rap.declaring(declaring), parserFactory,
-               declaring);
-      }
-   }
 
    public final static class Caller extends AsyncRestClientProxy {
+
+      public static interface Factory {
+         Caller caller(Invocation caller, Class<?> interfaceType);
+      }
+
       @Inject
-      private Caller(Injector injector, Function<ClassInvokerArgsAndReturnVal, Optional<Object>> optionalConverter,
+      private Caller(Injector injector, Function<InvocationSuccess, Optional<Object>> optionalConverter,
             HttpCommandExecutorService http, @Named(Constants.PROPERTY_USER_THREADS) ExecutorService userThreads,
-            @Named("async") LoadingCache<ClassInvokerArgs, Object> delegateMap, RestAnnotationProcessor.Factory rap,
+            Caller.Factory factory, RestAnnotationProcessor.Caller.Factory rap, ParseSax.Factory parserFactory,
-            ParseSax.Factory parserFactory, @Assisted ClassInvokerArgs caller) {
+            @Assisted Invocation caller) {
-         super(injector, optionalConverter, http, userThreads, delegateMap, rap.caller(caller), parserFactory, caller
+         super(injector, optionalConverter, http, userThreads, factory, rap.caller(caller), parserFactory);
-               .getClazz());
       }
    }
 
@@ -175,18 +163,16 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
    private final Injector injector;
    private final HttpCommandExecutorService http;
    private final ExecutorService userThreads;
-   private final Function<ClassInvokerArgsAndReturnVal, Optional<Object>> optionalConverter;
+   private final Function<InvocationSuccess, Optional<Object>> optionalConverter;
-   private final LoadingCache<ClassInvokerArgs, Object> delegateMap;
+   private final Caller.Factory factory;
    private final RestAnnotationProcessor annotationProcessor;
    private final ParseSax.Factory parserFactory;
-   private final Class<?> declaring;
 
-   private static final LoadingCache<Class<?>, Set<Integer>> delegationMapCache = CacheBuilder.newBuilder().build(
+   private static final LoadingCache<Class<?>, Set<InterfaceNameAndParameters>> delegationMapCache = CacheBuilder
-         new CacheLoader<Class<?>, Set<Integer>>() {
+         .newBuilder().build(new CacheLoader<Class<?>, Set<InterfaceNameAndParameters>>() {
-            public Set<Integer> load(Class<?> declaring) throws ExecutionException {
+            public Set<InterfaceNameAndParameters> load(final Class<?> interfaceType) throws ExecutionException {
-               FluentIterable<Invokable<?, ?>> methodsToProcess = FluentIterable
+               return FluentIterable.from(ImmutableSet.copyOf(interfaceType.getMethods()))
-                     .from(ImmutableSet.copyOf(declaring.getMethods()))
+                     .filter(not(in(ImmutableSet.copyOf(Object.class.getMethods()))))
-                     .filter(Predicates.not(Predicates.in(ImmutableSet.copyOf(Object.class.getMethods()))))
                      .transform(new Function<Method, Invokable<?, ?>>() {
                         public Invokable<?, ?> apply(Method in) {
                            return Invokable.from(in);
@@ -204,86 +190,97 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
                         public boolean apply(Invokable<?, ?> in) {
                            return in.getReturnType().getRawType().isAssignableFrom(ListenableFuture.class);
                         }
-
+                     }).transform(new Function<Invokable<?, ?>, InterfaceNameAndParameters>() {
-                     });
+                        public InterfaceNameAndParameters apply(Invokable<?, ?> in) {
-               return Maps.uniqueIndex(methodsToProcess, HashSignatureExceptReturnVal.INSTANCE).keySet();
+                           return new InterfaceNameAndParameters(interfaceType, in.getName(), in.getParameters());
+                        }
+                     }).toSet();
             }
          });
 
-   private static enum HashSignatureExceptReturnVal implements Function<Invokable<?, ?>, Integer> {
+   private static final class InterfaceNameAndParameters {
-      INSTANCE;
+      private final Class<?> interfaceType;
-      public Integer apply(Invokable<?, ?> in) {
+      private final String name;
-         int parametersTypeHashCode = hashParameterTypes(in);
+      private final int parametersTypeHashCode;
-         return Objects.hashCode(in.getDeclaringClass(), in.getName(), parametersTypeHashCode);
-      }
-   }
 
-   private static int hashParameterTypes(Invokable<?, ?> in) {
+      private InterfaceNameAndParameters(Class<?> interfaceType, String name, ImmutableList<Parameter> parameters) {
+         this.interfaceType = interfaceType;
+         this.name = name;
          int parametersTypeHashCode = 0;
-      for (Parameter param : in.getParameters())
+         for (Parameter param : parameters)
             parametersTypeHashCode += param.getType().hashCode();
-      return parametersTypeHashCode;
+         this.parametersTypeHashCode = parametersTypeHashCode;
       }
 
+      public int hashCode() {
+         return Objects.hashCode(interfaceType, name, parametersTypeHashCode);
+      }
 
-   private AsyncRestClientProxy(Injector injector,
+      @Override
-         Function<ClassInvokerArgsAndReturnVal, Optional<Object>> optionalConverter, HttpCommandExecutorService http,
+      public boolean equals(Object o) {
-         ExecutorService userThreads, LoadingCache<ClassInvokerArgs, Object> delegateMap,
+         if (this == o)
-         RestAnnotationProcessor annotationProcessor, ParseSax.Factory parserFactory, Class<?> declaring) {
+            return true;
+         if (o == null || getClass() != o.getClass())
+            return false;
+         InterfaceNameAndParameters that = InterfaceNameAndParameters.class.cast(o);
+         return equal(this.interfaceType, that.interfaceType) && equal(this.name, that.name)
+               && equal(this.parametersTypeHashCode, that.parametersTypeHashCode);
+      }
+   }
+
+   @Inject
+   private AsyncRestClientProxy(Injector injector, Function<InvocationSuccess, Optional<Object>> optionalConverter,
+         HttpCommandExecutorService http, @Named(Constants.PROPERTY_USER_THREADS) ExecutorService userThreads,
+         Caller.Factory factory, RestAnnotationProcessor annotationProcessor, ParseSax.Factory parserFactory) {
       this.injector = injector;
       this.optionalConverter = optionalConverter;
       this.http = http;
       this.userThreads = userThreads;
-      this.delegateMap = delegateMap;
+      this.factory = factory;
       this.annotationProcessor = annotationProcessor;
       this.parserFactory = parserFactory;
-      this.declaring = declaring;
    }
 
    private static final Predicate<Annotation> isQualifierPresent = new Predicate<Annotation>() {
-
-      @Override
       public boolean apply(Annotation input) {
          return input.annotationType().isAnnotationPresent(Qualifier.class);
       }
-
    };
 
    @Override
-   protected Object handleInvocation(Object proxy, Invokable<?, ?> method, List<Object> args) throws Throwable {
+   public Result apply(Invocation invocation) {
-      if (method.isAnnotationPresent(Provides.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(Provides.class)) {
-         return lookupValueFromGuice(method);
+         return Result.success(lookupValueFromGuice(invocation.getInvokable()));
-      } else if (method.isAnnotationPresent(Delegate.class)) {
+      } else if (invocation.getInvokable().isAnnotationPresent(Delegate.class)) {
-         return propagateContextToDelegate(method, args);
+         return Result.success(propagateContextToDelegate(invocation));
-      } else if (isAsyncOrDelegate(method)) {
+      } else if (isAsyncOrDelegate(invocation)) {
-         return createListenableFutureForHttpRequestMappedToMethodAndArgs(method, args);
+         return Result.success(createListenableFutureForHttpRequestMappedToMethodAndArgs(invocation));
       } else {
-         throw new RuntimeException(String.format("Method is not annotated as either http or provider method: %s",
+         return Result.fail(new IllegalStateException(String.format(
-               method));
+               "Method is not annotated as either http or provider invoked: %s", invocation.getInvokable())));
       }
    }
 
-   private boolean isAsyncOrDelegate(Invokable<?, ?> method) {
+   private boolean isAsyncOrDelegate(Invocation invocation) {
-      return delegationMapCache.getUnchecked(declaring).contains(HashSignatureExceptReturnVal.INSTANCE.apply(method));
+      return delegationMapCache.getUnchecked(invocation.getInterfaceType()).contains(
+            new InterfaceNameAndParameters(invocation.getInterfaceType(), invocation.getInvokable().getName(),
+                  invocation.getInvokable().getParameters()));
    }
 
-   private Object propagateContextToDelegate(Invokable<?, ?> method, List<Object> args) throws ExecutionException {
+   private Object propagateContextToDelegate(Invocation invocation) {
-      Class<?> asyncClass = returnTypeOrTypeOfOptional(method);
+      Class<?> returnType = unwrapIfOptional(invocation.getInvokable().getReturnType());
-      ClassInvokerArgs cma = ClassInvokerArgs.builder().clazz(asyncClass).invoker(method).args(args).build();
+      Object result = FunctionalReflection.newProxy(returnType, factory.caller(invocation, returnType));
-      Object returnVal = delegateMap.get(cma);
+      if (isReturnTypeOptional(invocation.getInvokable())) {
-      if (isReturnTypeOptional(method)) {
+         return optionalConverter.apply(InvocationSuccess.create(invocation, result));
-         ClassInvokerArgsAndReturnVal cmar = ClassInvokerArgsAndReturnVal.builder().fromClassInvokerArgs(cma)
-               .returnVal(returnVal).build();
-         return optionalConverter.apply(cmar);
       }
-      return returnVal;
+      return result;
    }
 
-   private Object lookupValueFromGuice(Invokable<?, ?> method) {
+   private Object lookupValueFromGuice(Invokable<?, ?> invoked) {
       try {
-         Type genericReturnType = method.getReturnType().getType();
+         Type genericReturnType = invoked.getReturnType().getType();
          try {
-            Annotation qualifier = find(ImmutableList.copyOf(method.getAnnotations()), isQualifierPresent);
+            Annotation qualifier = find(ImmutableList.copyOf(invoked.getAnnotations()), isQualifierPresent);
             return getInstanceOfTypeWithQualifier(genericReturnType, qualifier);
          } catch (ProvisionException e) {
             throw propagate(e.getCause());
@@ -336,19 +333,20 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
    @SuppressWarnings("unchecked")
    @VisibleForTesting
    static Function<HttpResponse, ?> createResponseParser(ParseSax.Factory parserFactory, Injector injector,
-         Invokable<?, ?> method, HttpRequest request) {
+         Invocation invocation, HttpRequest request) {
       Function<HttpResponse, ?> transformer;
-      Class<? extends HandlerWithResult<?>> handler = getSaxResponseParserClassOrNull(method);
+      Class<? extends HandlerWithResult<?>> handler = getSaxResponseParserClassOrNull(invocation.getInvokable());
       if (handler != null) {
          transformer = parserFactory.create(injector.getInstance(handler));
       } else {
-         transformer = getTransformerForMethod(method, injector);
+         transformer = getTransformerForMethod(invocation, injector);
       }
       if (transformer instanceof InvocationContext<?>) {
          ((InvocationContext<?>) transformer).setContext(request);
       }
-      if (method.isAnnotationPresent(Transform.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(Transform.class)) {
-         Function<?, ?> wrappingTransformer = injector.getInstance(method.getAnnotation(Transform.class).value());
+         Function<?, ?> wrappingTransformer = injector.getInstance(invocation.getInvokable()
+               .getAnnotation(Transform.class).value());
          if (wrappingTransformer instanceof InvocationContext<?>) {
             ((InvocationContext<?>) wrappingTransformer).setContext(request);
          }
@@ -357,8 +355,8 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
       return transformer;
    }
 
-   private static Class<? extends HandlerWithResult<?>> getSaxResponseParserClassOrNull(Invokable<?, ?> method) {
+   private static Class<? extends HandlerWithResult<?>> getSaxResponseParserClassOrNull(Invokable<?, ?> invoked) {
-      XMLResponseParser annotation = method.getAnnotation(XMLResponseParser.class);
+      XMLResponseParser annotation = invoked.getAnnotation(XMLResponseParser.class);
       if (annotation != null) {
          return annotation.value();
       }
@@ -368,40 +366,40 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
    // TODO: refactor this out of here
    @VisibleForTesting
    @SuppressWarnings({ "rawtypes", "unchecked" })
-   public static Function<HttpResponse, ?> getTransformerForMethod(Invokable<?, ?> method, Injector injector) {
+   public static Function<HttpResponse, ?> getTransformerForMethod(Invocation invocation, Injector injector) {
+      Invokable<?, ?> invoked = invocation.getInvokable();
       Function<HttpResponse, ?> transformer;
-      if (method.isAnnotationPresent(SelectJson.class)) {
+      if (invoked.isAnnotationPresent(SelectJson.class)) {
-         Type returnVal = getReturnTypeFor(method.getReturnType());
+         Type returnVal = getReturnTypeFor(invoked.getReturnType());
-         if (method.isAnnotationPresent(OnlyElement.class))
+         if (invoked.isAnnotationPresent(OnlyElement.class))
             returnVal = newParameterizedType(Set.class, returnVal);
          transformer = new ParseFirstJsonValueNamed(injector.getInstance(GsonWrapper.class),
-               TypeLiteral.get(returnVal), method.getAnnotation(SelectJson.class).value());
+               TypeLiteral.get(returnVal), invoked.getAnnotation(SelectJson.class).value());
-         if (method.isAnnotationPresent(OnlyElement.class))
+         if (invoked.isAnnotationPresent(OnlyElement.class))
             transformer = compose(new OnlyElementOrNull(), transformer);
       } else {
-         transformer = injector.getInstance(getParserOrThrowException(method));
+         transformer = injector.getInstance(getParserOrThrowException(invocation));
       }
       return transformer;
    }
 
-   private ListenableFuture<?> createListenableFutureForHttpRequestMappedToMethodAndArgs(Invokable<?, ?> invoker,
+   private ListenableFuture<?> createListenableFutureForHttpRequestMappedToMethodAndArgs(Invocation invocation) {
-         List<Object> args) {
+      String name = invocation.getInterfaceType().getSimpleName() + "." + invocation.getInvokable().getName();
-      String name = invoker.getDeclaringClass().getSimpleName() + "." + invoker.getName();
       logger.trace(">> converting %s", name);
-      FutureFallback<?> fallback = fallbacks.getUnchecked(invoker);
+      FutureFallback<?> fallback = fallbacks.getUnchecked(invocation.getInvokable());
       // in case there is an exception creating the request, we should at least pass in args
       if (fallback instanceof InvocationContext) {
          InvocationContext.class.cast(fallback).setContext((HttpRequest) null);
       }
       ListenableFuture<?> result;
       try {
-         GeneratedHttpRequest request = annotationProcessor.createRequest(invoker, args);
+         GeneratedHttpRequest request = annotationProcessor.apply(invocation);
          if (fallback instanceof InvocationContext) {
             InvocationContext.class.cast(fallback).setContext(request);
          }
          logger.trace("<< converted %s to %s", name, request.getRequestLine());
 
-         Function<HttpResponse, ?> transformer = createResponseParser(parserFactory, injector, invoker, request);
+         Function<HttpResponse, ?> transformer = createResponseParser(parserFactory, injector, invocation, request);
          logger.trace("<< response from %s is parsed by %s", name, transformer.getClass().getSimpleName());
 
          logger.debug(">> invoking %s", name);
@@ -422,7 +420,7 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
 
    @Override
    public String toString() {
-      return "Client Proxy for :" + declaring.getName();
+      return String.format("async->http");
    }
 
    private final LoadingCache<Invokable<?, ?>, FutureFallback<?>> fallbacks = CacheBuilder.newBuilder().build(
@@ -460,57 +458,57 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
 
    @SuppressWarnings("unchecked")
    @VisibleForTesting
-   static Key<? extends Function<HttpResponse, ?>> getParserOrThrowException(Invokable<?, ?> method) {
+   static Key<? extends Function<HttpResponse, ?>> getParserOrThrowException(Invocation invocation) {
-
+      Invokable<?, ?> invoked = invocation.getInvokable();
-      ResponseParser annotation = method.getAnnotation(ResponseParser.class);
+      ResponseParser annotation = invoked.getAnnotation(ResponseParser.class);
       if (annotation == null) {
-         if (method.getReturnType().equals(void.class) || method.getReturnType().equals(futureVoidLiteral)) {
+         if (invoked.getReturnType().equals(void.class) || invoked.getReturnType().equals(futureVoidLiteral)) {
             return Key.get(ReleasePayloadAndReturn.class);
-         } else if (method.getReturnType().equals(boolean.class) || method.getReturnType().equals(Boolean.class)
+         } else if (invoked.getReturnType().equals(boolean.class) || invoked.getReturnType().equals(Boolean.class)
-               || method.getReturnType().equals(futureBooleanLiteral)) {
+               || invoked.getReturnType().equals(futureBooleanLiteral)) {
             return Key.get(ReturnTrueIf2xx.class);
-         } else if (method.getReturnType().equals(InputStream.class)
+         } else if (invoked.getReturnType().equals(InputStream.class)
-               || method.getReturnType().equals(futureInputStreamLiteral)) {
+               || invoked.getReturnType().equals(futureInputStreamLiteral)) {
             return Key.get(ReturnInputStream.class);
-         } else if (method.getReturnType().equals(HttpResponse.class)
+         } else if (invoked.getReturnType().equals(HttpResponse.class)
-               || method.getReturnType().equals(futureHttpResponseLiteral)) {
+               || invoked.getReturnType().equals(futureHttpResponseLiteral)) {
             return Key.get(Class.class.cast(IdentityFunction.class));
-         } else if (RestAnnotationProcessor.getAcceptHeaders(method).contains(APPLICATION_JSON)) {
+         } else if (RestAnnotationProcessor.getAcceptHeaders(invocation).contains(APPLICATION_JSON)) {
-            return getJsonParserKeyForMethod(method);
+            return getJsonParserKeyForMethod(invoked);
-         } else if (RestAnnotationProcessor.getAcceptHeaders(method).contains(APPLICATION_XML)
+         } else if (RestAnnotationProcessor.getAcceptHeaders(invocation).contains(APPLICATION_XML)
-               || method.isAnnotationPresent(JAXBResponseParser.class)) {
+               || invoked.isAnnotationPresent(JAXBResponseParser.class)) {
-            return getJAXBParserKeyForMethod(method);
+            return getJAXBParserKeyForMethod(invoked);
-         } else if (method.getReturnType().equals(String.class) || method.getReturnType().equals(futureStringLiteral)) {
+         } else if (invoked.getReturnType().equals(String.class) || invoked.getReturnType().equals(futureStringLiteral)) {
             return Key.get(ReturnStringIf2xx.class);
-         } else if (method.getReturnType().equals(URI.class) || method.getReturnType().equals(futureURILiteral)) {
+         } else if (invoked.getReturnType().equals(URI.class) || invoked.getReturnType().equals(futureURILiteral)) {
             return Key.get(ParseURIFromListOrLocationHeaderIf20x.class);
          } else {
-            throw new IllegalStateException("You must specify a ResponseParser annotation on: " + method.toString());
+            throw new IllegalStateException("You must specify a ResponseParser annotation on: " + invoked.toString());
          }
       }
       return Key.get(annotation.value());
    }
 
    @SuppressWarnings("unchecked")
-   private static Key<? extends Function<HttpResponse, ?>> getJAXBParserKeyForMethod(Invokable<?, ?> method) {
+   private static Key<? extends Function<HttpResponse, ?>> getJAXBParserKeyForMethod(Invokable<?, ?> invoked) {
       Optional<Type> configuredReturnVal = Optional.absent();
-      if (method.isAnnotationPresent(JAXBResponseParser.class)) {
+      if (invoked.isAnnotationPresent(JAXBResponseParser.class)) {
-         Type configuredClass = method.getAnnotation(JAXBResponseParser.class).value();
+         Type configuredClass = invoked.getAnnotation(JAXBResponseParser.class).value();
          configuredReturnVal = configuredClass.equals(NullType.class) ? Optional.<Type> absent() : Optional
                .<Type> of(configuredClass);
       }
-      Type returnVal = configuredReturnVal.or(getReturnTypeFor(method.getReturnType()));
+      Type returnVal = configuredReturnVal.or(getReturnTypeFor(invoked.getReturnType()));
       Type parserType = newParameterizedType(ParseXMLWithJAXB.class, returnVal);
       return (Key<? extends Function<HttpResponse, ?>>) Key.get(parserType);
    }
 
    @SuppressWarnings({ "unchecked" })
-   private static Key<? extends Function<HttpResponse, ?>> getJsonParserKeyForMethod(Invokable<?, ?> method) {
+   private static Key<? extends Function<HttpResponse, ?>> getJsonParserKeyForMethod(Invokable<?, ?> invoked) {
       ParameterizedType parserType;
-      if (method.isAnnotationPresent(Unwrap.class)) {
+      if (invoked.isAnnotationPresent(Unwrap.class)) {
-         parserType = newParameterizedType(UnwrapOnlyJsonValue.class, getReturnTypeFor(method.getReturnType()));
+         parserType = newParameterizedType(UnwrapOnlyJsonValue.class, getReturnTypeFor(invoked.getReturnType()));
       } else {
-         parserType = newParameterizedType(ParseJson.class, getReturnTypeFor(method.getReturnType()));
+         parserType = newParameterizedType(ParseJson.class, getReturnTypeFor(invoked.getReturnType()));
       }
       return (Key<? extends Function<HttpResponse, ?>>) Key.get(parserType);
    }
@@ -527,4 +525,5 @@ public abstract class AsyncRestClientProxy extends AbstractInvocationHandler {
       }
       return returnVal;
    }
+
 }

core/src/main/java/org/jclouds/rest/internal/CreateAsyncClientForCaller.java

@@ -1,41 +0,0 @@
-/**
- * Licensed to jclouds, Inc. (jclouds) under one or more
- * contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  jclouds licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.jclouds.rest.internal;
-
-import static com.google.common.reflect.Reflection.newProxy;
-
-import org.jclouds.internal.ClassInvokerArgs;
-import org.jclouds.rest.internal.AsyncRestClientProxy.Factory;
-
-import com.google.common.cache.CacheLoader;
-import com.google.inject.Inject;
-
-public final class CreateAsyncClientForCaller extends CacheLoader<ClassInvokerArgs, Object> {
-   private final Factory factory;
-
-   @Inject
-   private CreateAsyncClientForCaller(AsyncRestClientProxy.Factory factory) {
-      this.factory = factory;
-   }
-
-   @Override
-   public Object load(ClassInvokerArgs from) {
-      return newProxy(from.getClazz(), factory.caller(from));
-   }
-}

core/src/main/java/org/jclouds/rest/internal/CreateClientForCaller.java

@@ -1,64 +0,0 @@
-/**
- * Licensed to jclouds, Inc. (jclouds) under one or more
- * contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  jclouds licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.jclouds.rest.internal;
-
-import static com.google.common.base.Preconditions.checkState;
-import static com.google.common.reflect.Reflection.newProxy;
-
-import java.util.Map;
-
-import javax.inject.Inject;
-import javax.inject.Named;
-
-import org.jclouds.concurrent.internal.SyncProxy;
-import org.jclouds.internal.ClassInvokerArgs;
-import org.jclouds.util.Optionals2;
-
-import com.google.common.cache.CacheLoader;
-import com.google.common.cache.LoadingCache;
-
-/**
- * CreateClientForCaller is parameterized, so clients it creates aren't singletons. For example, CreateClientForCaller
- * satisfies a call like this: {@code context.getProviderSpecificContext().getApi().getOrgClientForName(name)}
- * 
- * @author Adrian Cole
- */
-public class CreateClientForCaller extends CacheLoader<ClassInvokerArgs, Object> {
-   private final SyncProxy.Factory factory;
-   private final LoadingCache<ClassInvokerArgs, Object> asyncMap;
-   private final Map<Class<?>, Class<?>> sync2Async;
-
-   @Inject
-   private CreateClientForCaller(SyncProxy.Factory factory,
-         @Named("async") LoadingCache<ClassInvokerArgs, Object> asyncMap, Map<Class<?>, Class<?>> sync2Async) {
-      this.factory = factory;
-      this.asyncMap = asyncMap;
-      this.sync2Async = sync2Async;
-   }
-
-   @Override
-   public Object load(ClassInvokerArgs from) {
-      Class<?> syncClass = Optionals2.returnTypeOrTypeOfOptional(from.getInvoker());
-      Class<?> asyncClass = sync2Async.get(syncClass);
-      checkState(asyncClass != null, "configuration error, sync class " + syncClass + " not mapped to an async class");
-      Object asyncClient = asyncMap.getUnchecked(from);
-      checkState(asyncClient != null, "configuration error, sync client for " + from + " not found");
-      return newProxy(syncClass, factory.create(syncClass, asyncClient));
-   }
-}

core/src/main/java/org/jclouds/rest/internal/GeneratedHttpRequest.java

@@ -21,28 +21,22 @@ package org.jclouds.rest.internal;
 import static com.google.common.base.Preconditions.checkNotNull;
 
 import java.net.URI;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.List;
 
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpRequestFilter;
-import org.jclouds.internal.ClassInvokerArgs;
 import org.jclouds.io.Payload;
 import org.jclouds.javax.annotation.Nullable;
+import org.jclouds.reflect.Invocation;
 
 import com.google.common.base.Optional;
-import com.google.common.collect.Lists;
 import com.google.common.collect.Multimap;
-import com.google.common.reflect.Invokable;
 
 /**
  * Represents a request generated from annotations
  * 
  * @author Adrian Cole
  */
-// TODO: get rid of all the mock tests so that this can be made final
+public final class GeneratedHttpRequest extends HttpRequest {
-public class GeneratedHttpRequest extends HttpRequest {
    public static Builder builder() { 
       return new Builder();
    }
@@ -51,70 +45,34 @@ public class GeneratedHttpRequest extends HttpRequest {
       return new Builder().fromGeneratedHttpRequest(this);
    }
 
-   public static class Builder extends HttpRequest.Builder<Builder>  {
+   public final static class Builder extends HttpRequest.Builder<Builder>  {
-      protected Class<?> declaring;
+      protected Invocation invocation;
-      protected Invokable<?, ?> invoker;
+      protected Optional<Invocation> caller = Optional.absent();
-      // args can be null, so cannot use immutable list
-      protected List<Object> args = Lists.newArrayList();
-      protected Optional<ClassInvokerArgs> caller = Optional.absent();
 
       /**
-       * @see GeneratedHttpRequest#getDeclaring()
+       * @see GeneratedHttpRequest#getInvocation()
        */
-      public Builder declaring(Class<?> declaring) {
+      public Builder invocation(Invocation invocation) {
-         this.declaring = checkNotNull(declaring, "declaring");
+         this.invocation = checkNotNull(invocation, "invocation");
-         return this;
-      }
-
-      /**
-       * @see GeneratedHttpRequest#getInvoker()
-       */
-      public Builder invoker(Invokable<?, ?> invoker) {
-         this.invoker = checkNotNull(invoker, "invoker");
-         return this;
-      }
-
-      /** 
-       * @see GeneratedHttpRequest#getArgs()
-       */
-      public Builder args(Iterable<Object> args) {
-         this.args = Lists.newArrayList(checkNotNull(args, "args"));
-         return this;
-      }
-      
-      /** 
-       * @see GeneratedHttpRequest#getArgs()
-       */
-      public Builder args(@Nullable Object[] args) {
-         return args(Arrays.asList(args != null ? args : new Object[] {}));
-      }
-
-      /** 
-       * @see GeneratedHttpRequest#getArgs()
-       */
-      public Builder arg(@Nullable Object arg) {
-         this.args.add(arg);
          return this;
       }
 
       /** 
        * @see GeneratedHttpRequest#getCaller()
        */
-      public Builder caller(@Nullable ClassInvokerArgs caller) {
+      public Builder caller(@Nullable Invocation caller) {
          this.caller = Optional.fromNullable(caller);
          return this;
       }
 
       public GeneratedHttpRequest build() {
-         return new GeneratedHttpRequest(method, endpoint, headers.build(), payload, declaring, invoker, args,
+         return new GeneratedHttpRequest(method, endpoint, headers.build(), payload, invocation, filters.build(),
-               filters.build(), caller);
+               caller);
       }
 
       public Builder fromGeneratedHttpRequest(GeneratedHttpRequest in) {
          return super.fromHttpRequest(in)
-                     .declaring(in.getDeclaring())
+                     .invocation(in.invocation)
-                     .invoker(in.invoker)
-                     .args(in.getArgs())
                      .caller(in.getCaller().orNull());
       }
 
@@ -124,35 +82,25 @@ public class GeneratedHttpRequest extends HttpRequest {
       }
    }
    
-   private final Class<?> declaring;
+   private final Invocation invocation;
-   private final Invokable<?, ?> invoker;
+   private final Optional<Invocation> caller;
-   private final List<Object> args;
-   private final Optional<ClassInvokerArgs> caller;
 
    protected GeneratedHttpRequest(String method, URI endpoint, Multimap<String, String> headers,
-         @Nullable Payload payload, Class<?> declaring, Invokable<?, ?> invoker,
+         @Nullable Payload payload, Invocation invocation, Iterable<HttpRequestFilter> filters,
-         List<Object> args, Iterable<HttpRequestFilter> filters, Optional<ClassInvokerArgs> caller) {
+         Optional<Invocation> caller) {
       super(method, endpoint, headers, payload, filters);
-      this.declaring = checkNotNull(declaring, "declaring");
+      this.invocation = checkNotNull(invocation, "invocation");
-      this.invoker = checkNotNull(invoker, "invoker");
-      // TODO make immutable. ImmutableList.of() doesn't accept nulls
-      this.args = Collections.unmodifiableList(checkNotNull(args, "args"));
       this.caller = checkNotNull(caller, "caller");
    }
 
-   public Class<?> getDeclaring() {
+   /**
-      return declaring;
+    * what was interpreted to create this request
+    */
+   public Invocation getInvocation() {
+      return invocation;
    }
 
-   public Invokable<?,?> getInvoker() {
+   public Optional<Invocation> getCaller() {
-      return invoker;
-   }
-   
-   public List<Object> getArgs() {
-      return args;
-   }
-
-   public Optional<ClassInvokerArgs> getCaller() {
       return caller;
    }
 }

core/src/main/java/org/jclouds/rest/internal/RestAnnotationProcessor.java

@@ -17,6 +17,7 @@
  * under the License.
  */
 package org.jclouds.rest.internal;
+
 import static com.google.common.base.Functions.toStringFunction;
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
@@ -67,7 +68,6 @@ import org.jclouds.http.HttpRequestFilter;
 import org.jclouds.http.HttpUtils;
 import org.jclouds.http.Uris.UriBuilder;
 import org.jclouds.http.options.HttpRequestOptions;
-import org.jclouds.internal.ClassInvokerArgs;
 import org.jclouds.io.ContentMetadataCodec;
 import org.jclouds.io.Payload;
 import org.jclouds.io.PayloadEnclosing;
@@ -77,6 +77,7 @@ import org.jclouds.io.payloads.Part;
 import org.jclouds.io.payloads.Part.PartOptions;
 import org.jclouds.javax.annotation.Nullable;
 import org.jclouds.logging.Logger;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.Binder;
 import org.jclouds.rest.InputParamValidator;
 import org.jclouds.rest.annotations.ApiVersion;
@@ -127,34 +128,25 @@ import com.google.inject.TypeLiteral;
 import com.google.inject.assistedinject.Assisted;
 
 /**
- * Creates http methods based on annotations on a class or interface.
+ * Creates http invocation.getInvoked()s based on annotations on a class or interface.
  * 
  * @author Adrian Cole
  */
-public abstract class RestAnnotationProcessor {
+public class RestAnnotationProcessor implements Function<Invocation, GeneratedHttpRequest> {
-
-   public static interface Factory {
-      Declaring declaring(Class<?> declaring);
-      Caller caller(ClassInvokerArgs caller);
-   }
-
-   public static final class Declaring extends RestAnnotationProcessor {
-      @Inject
-      private Declaring(Injector injector, @ApiVersion String apiVersion, @BuildVersion String buildVersion,
-            HttpUtils utils, ContentMetadataCodec contentMetadataCodec, InputParamValidator inputParamValidator,
-            @Assisted Class<?> declaring) {
-         super(injector, apiVersion, buildVersion, utils, contentMetadataCodec, inputParamValidator, declaring);
-      }
-   }
 
    public static final class Caller extends RestAnnotationProcessor {
-      private final ClassInvokerArgs caller;
+
+      public static interface Factory {
+         Caller caller(Invocation caller);
+      }
+
+      private final Invocation caller;
 
       @Inject
       private Caller(Injector injector, @ApiVersion String apiVersion, @BuildVersion String buildVersion,
             HttpUtils utils, ContentMetadataCodec contentMetadataCodec, InputParamValidator inputParamValidator,
-            @Assisted ClassInvokerArgs caller) {
+            @Assisted Invocation caller) {
-         super(injector, apiVersion, buildVersion, utils, contentMetadataCodec, inputParamValidator, caller.getClazz());
+         super(injector, apiVersion, buildVersion, utils, contentMetadataCodec, inputParamValidator);
          this.caller = caller;
       }
 
@@ -164,29 +156,22 @@ public abstract class RestAnnotationProcessor {
       }
 
       @Override
-      protected Optional<URI> findEndpoint(Invokable<?,?> method, List<Object> args) {
+      protected Optional<URI> findEndpoint(Invocation invocation) {
-         Optional<URI> endpoint = getEndpointFor(caller.getInvoker(), caller.getArgs());
+         Optional<URI> endpoint = getEndpointFor(caller);
          if (endpoint.isPresent())
-            logger.trace("using endpoint %s from caller %s for %s", endpoint, caller, cma(method, args));
+            logger.trace("using endpoint %s from caller %s for %s", endpoint, caller, invocation);
          else
-            endpoint = super.findEndpoint(method, args);
+            endpoint = super.findEndpoint(invocation);
          return endpoint;
       }
 
       @Override
-      protected Multimap<String, Object> addPathAndGetTokens(Class<?> clazz, Invokable<?,?> method, List<Object> args,
+      protected Multimap<String, Object> addPathAndGetTokens(Invocation invocation, UriBuilder uriBuilder) {
-            UriBuilder uriBuilder) {
+         return ImmutableMultimap.<String, Object> builder().putAll(super.addPathAndGetTokens(caller, uriBuilder))
-         Class<?> callerClass = caller.getInvoker().getDeclaringClass();
+               .putAll(super.addPathAndGetTokens(invocation, uriBuilder)).build();
-         return ImmutableMultimap.<String, Object> builder()
-               .putAll(super.addPathAndGetTokens(callerClass, caller.getInvoker(), caller.getArgs(), uriBuilder))
-               .putAll(super.addPathAndGetTokens(clazz, method, args, uriBuilder)).build();
       }
    }
 
-   protected ClassInvokerArgs cma(Invokable<?,?> method, List<Object> args) {
-      return logger.isTraceEnabled() ? new ClassInvokerArgs(method.getDeclaringClass(), method, args) : null;
-   }
-
    @Resource
    protected Logger logger = Logger.NULL;
 
@@ -197,7 +182,6 @@ public abstract class RestAnnotationProcessor {
       }
    };
 
-   private final Class<?> declaring;
    private final Injector injector;
    private final HttpUtils utils;
    private final ContentMetadataCodec contentMetadataCodec;
@@ -205,47 +189,52 @@ public abstract class RestAnnotationProcessor {
    private final String buildVersion;
    private final InputParamValidator inputParamValidator;
 
-   private RestAnnotationProcessor(Injector injector, String apiVersion, String buildVersion,
+   @Inject
-          HttpUtils utils, ContentMetadataCodec contentMetadataCodec,
+   private RestAnnotationProcessor(Injector injector, @ApiVersion String apiVersion, @BuildVersion String buildVersion,
-         InputParamValidator inputParamValidator, Class<?> declaring) {
+         HttpUtils utils, ContentMetadataCodec contentMetadataCodec, InputParamValidator inputParamValidator) {
       this.injector = injector;
       this.utils = utils;
       this.contentMetadataCodec = contentMetadataCodec;
       this.apiVersion = apiVersion;
       this.buildVersion = buildVersion;
       this.inputParamValidator = inputParamValidator;
-      this.declaring = declaring;
    }
 
-   public GeneratedHttpRequest createRequest(Invokable<?, ?> invoker, List<Object> args) {
+   /**
-      checkNotNull(invoker, "invoker");
+    * Note this is dangerous as it cannot pass the inheriting class! Using this when subclassing interfaces may result
-      checkNotNull(args, "args");
+    * in lost data.
-      inputParamValidator.validateMethodParametersOrThrow(invoker, args);
+    */
+   @Deprecated
+   public GeneratedHttpRequest createRequest(Invokable<?, ?> invokable, List<Object> args) {
+      return apply(Invocation.create(invokable, args));
+   }
+
+   @Override
+   public GeneratedHttpRequest apply(Invocation invocation) {
+      checkNotNull(invocation, "invocation");
+      inputParamValidator.validateMethodParametersOrThrow(invocation);
 
       Optional<URI> endpoint = Optional.absent();
-      HttpRequest r = findOrNull(args, HttpRequest.class);
+      HttpRequest r = findOrNull(invocation.getArgs(), HttpRequest.class);
       if (r != null) {
          endpoint = Optional.fromNullable(r.getEndpoint());
          if (endpoint.isPresent())
-            logger.trace("using endpoint %s from args for %s", endpoint, cma(invoker, args));
+            logger.trace("using endpoint %s from invocation.getArgs() for %s", endpoint, invocation);
       } else {
-         endpoint = findEndpoint(invoker, args);
+         endpoint = findEndpoint(invocation);
       }
 
       if (!endpoint.isPresent())
-         throw new NoSuchElementException(format("no endpoint found for %s", cma(invoker, args)));
+         throw new NoSuchElementException(format("no endpoint found for %s", invocation));
 
       GeneratedHttpRequest.Builder requestBuilder = requestBuilder();
       if (r != null) {
          requestBuilder.fromHttpRequest(r);
       } else {
-         requestBuilder.method(tryFindHttpMethod(invoker).get());
+         requestBuilder.method(tryFindHttpMethod(invocation.getInvokable()).get());
       }
 
-      requestBuilder.declaring(declaring)
+      requestBuilder.invocation(invocation).filters(getFiltersIfAnnotated(invocation));
-                    .invoker(invoker)
-                    .args(args)
-                    .filters(getFiltersIfAnnotated(invoker));
 
       Multimap<String, Object> tokenValues = LinkedHashMultimap.create();
 
@@ -254,18 +243,18 @@ public abstract class RestAnnotationProcessor {
 
       UriBuilder uriBuilder = uriBuilder(endpoint.get().toString()); // URI template in rfc6570 form
 
-      overridePathEncoding(uriBuilder, invoker);
+      overridePathEncoding(uriBuilder, invocation);
 
-      tokenValues.putAll(addPathAndGetTokens(declaring, invoker, args, uriBuilder));
+      tokenValues.putAll(addPathAndGetTokens(invocation, uriBuilder));
 
-      Multimap<String, Object> formParams = addFormParams(tokenValues, invoker, args);
+      Multimap<String, Object> formParams = addFormParams(tokenValues, invocation);
-      Multimap<String, Object> queryParams = addQueryParams(tokenValues, invoker, args);
+      Multimap<String, Object> queryParams = addQueryParams(tokenValues, invocation);
-      Multimap<String, String> headers = buildHeaders(tokenValues, invoker, args);
+      Multimap<String, String> headers = buildHeaders(tokenValues, invocation);
 
       if (r != null)
          headers.putAll(r.getHeaders());
 
-      if (shouldAddHostHeader(invoker)) {
+      if (shouldAddHostHeader(invocation)) {
          StringBuilder hostHeader = new StringBuilder(endpoint.get().getHost());
          if (endpoint.get().getPort() != -1)
             hostHeader.append(":").append(endpoint.get().getPort());
@@ -273,7 +262,7 @@ public abstract class RestAnnotationProcessor {
       }
 
       Payload payload = null;
-      for(HttpRequestOptions options : findOptionsIn(invoker, args)) {
+      for (HttpRequestOptions options : findOptionsIn(invocation)) {
          injector.injectMembers(options);// TODO test case
          for (Entry<String, String> header : options.buildRequestHeaders().entries()) {
             headers.put(header.getKey(), replaceTokens(header.getValue(), tokenValues));
@@ -303,13 +292,13 @@ public abstract class RestAnnotationProcessor {
       requestBuilder.endpoint(uriBuilder.build(convertUnsafe(tokenValues)));
 
       if (payload == null) {
-         PayloadEnclosing payloadEnclosing = findOrNull(args, PayloadEnclosing.class);
+         PayloadEnclosing payloadEnclosing = findOrNull(invocation.getArgs(), PayloadEnclosing.class);
-         payload = (payloadEnclosing != null) ? payloadEnclosing.getPayload() : findOrNull(args, Payload.class);
+         payload = (payloadEnclosing != null) ? payloadEnclosing.getPayload() : findOrNull(invocation.getArgs(),
+               Payload.class);
       }
 
-      List<? extends Part> parts = getParts(invoker, args, ImmutableMultimap.<String, Object> builder()
+      List<? extends Part> parts = getParts(invocation, ImmutableMultimap.<String, Object> builder()
-                                                                           .putAll(tokenValues)
+            .putAll(tokenValues).putAll(formParams).build());
-                                                                           .putAll(formParams).build());
 
       if (parts.size() > 0) {
          if (formParams.size() > 0) {
@@ -328,11 +317,11 @@ public abstract class RestAnnotationProcessor {
       }
       GeneratedHttpRequest request = requestBuilder.build();
 
-      org.jclouds.rest.MapBinder mapBinder = getMapPayloadBinderOrNull(invoker, args);
+      org.jclouds.rest.MapBinder mapBinder = getMapPayloadBinderOrNull(invocation);
       if (mapBinder != null) {
-         Map<String, Object> mapParams = buildPayloadParams(invoker, args);
+         Map<String, Object> mapParams = buildPayloadParams(invocation);
-         if (invoker.isAnnotationPresent(PayloadParams.class)) {
+         if (invocation.getInvokable().isAnnotationPresent(PayloadParams.class)) {
-            PayloadParams params = invoker.getAnnotation(PayloadParams.class);
+            PayloadParams params = invocation.getInvokable().getAnnotation(PayloadParams.class);
             addMapPayload(mapParams, params, headers);
          }
          request = mapBinder.bindToRequest(request, mapParams);
@@ -347,7 +336,7 @@ public abstract class RestAnnotationProcessor {
       return request;
    }
 
-   private <T> T findOrNull(Iterable<Object> args, Class<T> clazz) {
+   private static <T> T findOrNull(Iterable<Object> args, Class<T> clazz) {
       return clazz.cast(tryFind(args, instanceOf(clazz)).orNull());
    }
 
@@ -363,12 +352,13 @@ public abstract class RestAnnotationProcessor {
       return GeneratedHttpRequest.builder();
    }
 
-   private void overridePathEncoding(UriBuilder uriBuilder, Invokable<?, ?> method) {
+   private void overridePathEncoding(UriBuilder uriBuilder, Invocation invocation) {
-      if (declaring.isAnnotationPresent(SkipEncoding.class)) {
+      if (invocation.getInterfaceType().isAnnotationPresent(SkipEncoding.class)) {
-         uriBuilder.skipPathEncoding(Chars.asList(declaring.getAnnotation(SkipEncoding.class).value()));
+         uriBuilder.skipPathEncoding(Chars.asList(invocation.getInterfaceType().getAnnotation(SkipEncoding.class)
+               .value()));
       }
-      if (method.isAnnotationPresent(SkipEncoding.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(SkipEncoding.class)) {
-         uriBuilder.skipPathEncoding(Chars.asList(method.getAnnotation(SkipEncoding.class).value()));
+         uriBuilder.skipPathEncoding(Chars.asList(invocation.getInvokable().getAnnotation(SkipEncoding.class).value()));
       }
    }
 
@@ -383,63 +373,59 @@ public abstract class RestAnnotationProcessor {
       }
    }
 
-   protected Optional<URI> findEndpoint(Invokable<?,?> method, List<Object> args) {
+   protected Optional<URI> findEndpoint(Invocation invocation) {
-      ClassInvokerArgs cma = cma(method, args);
+      Optional<URI> endpoint = getEndpointFor(invocation);
-      Optional<URI> endpoint = getEndpointFor(method, args);
       if (endpoint.isPresent())
-         logger.trace("using endpoint %s for %s", endpoint, cma);
+         logger.trace("using endpoint %s for %s", endpoint, invocation);
       if (!endpoint.isPresent()) {
-         logger.trace("looking up default endpoint for %s", cma);
+         logger.trace("looking up default endpoint for %s", invocation);
          endpoint = Optional.fromNullable(injector.getInstance(
                Key.get(uriSupplierLiteral, org.jclouds.location.Provider.class)).get());
          if (endpoint.isPresent())
-            logger.trace("using default endpoint %s for %s", endpoint, cma);
+            logger.trace("using default endpoint %s for %s", endpoint, invocation);
       }
       return endpoint;
    }
 
-   protected Multimap<String, Object> addPathAndGetTokens(Class<?> clazz, Invokable<?, ?> method, List<Object> args,
+   protected Multimap<String, Object> addPathAndGetTokens(Invocation invocation, UriBuilder uriBuilder) {
-         UriBuilder uriBuilder) {
+      if (invocation.getInterfaceType().isAnnotationPresent(Path.class))
-      if (clazz.isAnnotationPresent(Path.class))
+         uriBuilder.appendPath(invocation.getInterfaceType().getAnnotation(Path.class).value());
-         uriBuilder.appendPath(clazz.getAnnotation(Path.class).value());
+      if (invocation.getInvokable().isAnnotationPresent(Path.class))
-      if (method.isAnnotationPresent(Path.class))
+         uriBuilder.appendPath(invocation.getInvokable().getAnnotation(Path.class).value());
-         uriBuilder.appendPath(method.getAnnotation(Path.class).value());
+      return getPathParamKeyValues(invocation);
-      return getPathParamKeyValues(method, args);
    }
 
-   private Multimap<String, Object> addFormParams(Multimap<String, ?> tokenValues, Invokable<?, ?> method,
+   private Multimap<String, Object> addFormParams(Multimap<String, ?> tokenValues, Invocation invocation) {
-         List<Object> args) {
       Multimap<String, Object> formMap = LinkedListMultimap.create();
-      if (declaring.isAnnotationPresent(FormParams.class)) {
+      if (invocation.getInterfaceType().isAnnotationPresent(FormParams.class)) {
-         FormParams form = declaring.getAnnotation(FormParams.class);
+         FormParams form = invocation.getInterfaceType().getAnnotation(FormParams.class);
          addForm(formMap, form, tokenValues);
       }
 
-      if (method.isAnnotationPresent(FormParams.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(FormParams.class)) {
-         FormParams form = method.getAnnotation(FormParams.class);
+         FormParams form = invocation.getInvokable().getAnnotation(FormParams.class);
          addForm(formMap, form, tokenValues);
       }
 
-      for (Entry<String, Object> form : getFormParamKeyValues(method, args).entries()) {
+      for (Entry<String, Object> form : getFormParamKeyValues(invocation).entries()) {
          formMap.put(form.getKey(), replaceTokens(form.getValue().toString(), tokenValues));
       }
       return formMap;
    }
 
-   private Multimap<String, Object> addQueryParams(Multimap<String, ?> tokenValues, Invokable<?, ?> method,
+   private Multimap<String, Object> addQueryParams(Multimap<String, ?> tokenValues, Invocation invocation) {
-         List<Object> args) {
       Multimap<String, Object> queryMap = LinkedListMultimap.create();
-      if (declaring.isAnnotationPresent(QueryParams.class)) {
+      if (invocation.getInterfaceType().isAnnotationPresent(QueryParams.class)) {
-         QueryParams query = declaring.getAnnotation(QueryParams.class);
+         QueryParams query = invocation.getInterfaceType().getAnnotation(QueryParams.class);
          addQuery(queryMap, query, tokenValues);
       }
 
-      if (method.isAnnotationPresent(QueryParams.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(QueryParams.class)) {
-         QueryParams query = method.getAnnotation(QueryParams.class);
+         QueryParams query = invocation.getInvokable().getAnnotation(QueryParams.class);
          addQuery(queryMap, query, tokenValues);
       }
 
-      for (Entry<String, Object> query : getQueryParamKeyValues(method, args).entries()) {
+      for (Entry<String, Object> query : getQueryParamKeyValues(invocation).entries()) {
          queryMap.put(query.getKey(), replaceTokens(query.getValue().toString(), tokenValues));
       }
       return queryMap;
@@ -478,47 +464,53 @@ public abstract class RestAnnotationProcessor {
       }
    }
 
-   private List<HttpRequestFilter> getFiltersIfAnnotated(Invokable<?,?> method) {
+   private List<HttpRequestFilter> getFiltersIfAnnotated(Invocation invocation) {
       List<HttpRequestFilter> filters = newArrayList();
-      if (declaring.isAnnotationPresent(RequestFilters.class)) {
+      if (invocation.getInterfaceType().isAnnotationPresent(RequestFilters.class)) {
-         for (Class<? extends HttpRequestFilter> clazz : declaring.getAnnotation(RequestFilters.class).value()) {
+         for (Class<? extends HttpRequestFilter> clazz : invocation.getInterfaceType()
+               .getAnnotation(RequestFilters.class).value()) {
             HttpRequestFilter instance = injector.getInstance(clazz);
             filters.add(instance);
-            logger.trace("adding filter %s from annotation on %s", instance, declaring.getName());
+            logger.trace("adding filter %s from annotation on %s", instance, invocation.getInterfaceType().getName());
          }
       }
-      if (method.isAnnotationPresent(RequestFilters.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(RequestFilters.class)) {
-         if (method.isAnnotationPresent(OverrideRequestFilters.class))
+         if (invocation.getInvokable().isAnnotationPresent(OverrideRequestFilters.class))
             filters.clear();
-         for (Class<? extends HttpRequestFilter> clazz : method.getAnnotation(RequestFilters.class).value()) {
+         for (Class<? extends HttpRequestFilter> clazz : invocation.getInvokable().getAnnotation(RequestFilters.class)
+               .value()) {
             HttpRequestFilter instance = injector.getInstance(clazz);
             filters.add(instance);
-            logger.trace("adding filter %s from annotation on %s", instance, method.getName());
+            logger.trace("adding filter %s from annotation on %s", instance, invocation.getInvokable().getName());
          }
       }
       return filters;
    }
 
    @VisibleForTesting
-   static URI getEndpointInParametersOrNull(Invokable<?,?> method, List<Object> args, Injector injector) {
+   static URI getEndpointInParametersOrNull(Invocation invocation, Injector injector) {
-      Collection<Parameter> endpointParams = parametersWithAnnotation(method, EndpointParam.class);
+      Collection<Parameter> endpointParams = parametersWithAnnotation(invocation.getInvokable(), EndpointParam.class);
       if (endpointParams.isEmpty())
          return null;
-      checkState(endpointParams.size() == 1, "method %s has too many EndpointParam annotations", method);
+      checkState(endpointParams.size() == 1, "invocation.getInvoked() %s has too many EndpointParam annotations",
+            invocation.getInvokable());
       Parameter endpointParam = get(endpointParams, 0);
       Function<Object, URI> parser = injector.getInstance(endpointParam.getAnnotation(EndpointParam.class).parser());
       int position = endpointParam.hashCode();// guava issue 1243
       try {
-         URI returnVal = parser.apply(args.get(position));
+         URI returnVal = parser.apply(invocation.getArgs().get(position));
-         checkArgument(returnVal != null, format("endpoint for [%s] not configured for %s", position, method));
+         checkArgument(returnVal != null,
+               format("endpoint for [%s] not configured for %s", position, invocation.getInvokable()));
          return returnVal;
       } catch (NullPointerException e) {
-         throw new IllegalArgumentException(format("argument at index %d on method %s was null", position, method), e);
+         throw new IllegalArgumentException(format("argument at index %d on invocation.getInvoked() %s was null",
+               position, invocation.getInvokable()), e);
       }
    }
 
-   private static Collection<Parameter> parametersWithAnnotation(Invokable<?, ?> method, final Class<? extends Annotation> annotationType) {
+   private static Collection<Parameter> parametersWithAnnotation(Invokable<?, ?> invokable,
-      return filter(method.getParameters(), new Predicate<Parameter>() {
+         final Class<? extends Annotation> annotationType) {
+      return filter(invokable.getParameters(), new Predicate<Parameter>() {
          public boolean apply(Parameter in) {
             return in.isAnnotationPresent(annotationType);
          }
@@ -528,16 +520,16 @@ public abstract class RestAnnotationProcessor {
    private static final TypeLiteral<Supplier<URI>> uriSupplierLiteral = new TypeLiteral<Supplier<URI>>() {
    };
 
-   protected Optional<URI> getEndpointFor(Invokable<?,?> method, List<Object> args) {
+   protected Optional<URI> getEndpointFor(Invocation invocation) {
-      URI endpoint = getEndpointInParametersOrNull(method, args, injector);
+      URI endpoint = getEndpointInParametersOrNull(invocation, injector);
       if (endpoint == null) {
          Endpoint annotation;
-         if (method.isAnnotationPresent(Endpoint.class)) {
+         if (invocation.getInvokable().isAnnotationPresent(Endpoint.class)) {
-            annotation = method.getAnnotation(Endpoint.class);
+            annotation = invocation.getInvokable().getAnnotation(Endpoint.class);
-         } else if (method.getDeclaringClass().isAnnotationPresent(Endpoint.class)) {
+         } else if (invocation.getInterfaceType().isAnnotationPresent(Endpoint.class)) {
-            annotation = method.getDeclaringClass().getAnnotation(Endpoint.class);
+            annotation = invocation.getInterfaceType().getAnnotation(Endpoint.class);
          } else {
-            logger.trace("no annotations on class or method: %s", method);
+            logger.trace("no annotations on class or invocation.getInvoked(): %s", invocation.getInvokable());
             return Optional.absent();
          }
          endpoint = injector.getInstance(Key.get(uriSupplierLiteral, annotation.value())).get();
@@ -557,9 +549,9 @@ public abstract class RestAnnotationProcessor {
       return withHost.resolve(original);
    }
 
-   private org.jclouds.rest.MapBinder getMapPayloadBinderOrNull(Invokable<?,?> method, List<Object> args) {
+   private org.jclouds.rest.MapBinder getMapPayloadBinderOrNull(Invocation invocation) {
-      if (args != null) {
+      if (invocation.getArgs() != null) {
-         for (Object arg : args) {
+         for (Object arg : invocation.getArgs()) {
             if (arg instanceof Object[]) {
                Object[] postBinders = (Object[]) arg;
                if (postBinders.length == 0) {
@@ -571,8 +563,9 @@ public abstract class RestAnnotationProcessor {
                   }
                } else {
                   if (postBinders[0] instanceof org.jclouds.rest.MapBinder) {
-                     throw new IllegalArgumentException("we currently do not support multiple varargs postBinders in: "
+                     throw new IllegalArgumentException(
-                           + method.getName());
+                           "we currently do not support multiple varinvocation.getArgs() postBinders in: "
+                                 + invocation.getInvokable().getName());
                   }
                }
             } else if (arg instanceof org.jclouds.rest.MapBinder) {
@@ -582,25 +575,28 @@ public abstract class RestAnnotationProcessor {
             }
          }
       }
-      if (method.isAnnotationPresent(MapBinder.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(MapBinder.class)) {
-         return injector.getInstance(method.getAnnotation(MapBinder.class).value());
+         return injector.getInstance(invocation.getInvokable().getAnnotation(MapBinder.class).value());
-      } else if (method.isAnnotationPresent(org.jclouds.rest.annotations.Payload.class)) {
+      } else if (invocation.getInvokable().isAnnotationPresent(org.jclouds.rest.annotations.Payload.class)) {
          return injector.getInstance(BindMapToStringPayload.class);
-      } else if (method.isAnnotationPresent(WrapWith.class)) {
+      } else if (invocation.getInvokable().isAnnotationPresent(WrapWith.class)) {
          return injector.getInstance(BindToJsonPayloadWrappedWith.Factory.class).create(
-            method.getAnnotation(WrapWith.class).value());
+               invocation.getInvokable().getAnnotation(WrapWith.class).value());
       }
       return null;
    }
 
-   private boolean shouldAddHostHeader(Invokable<?, ?> method) {
+   private boolean shouldAddHostHeader(Invocation invocation) {
-      return (declaring.isAnnotationPresent(VirtualHost.class) || method.isAnnotationPresent(VirtualHost.class));
+      return (invocation.getInterfaceType().isAnnotationPresent(VirtualHost.class) || invocation.getInvokable()
+            .isAnnotationPresent(VirtualHost.class));
    }
 
    private GeneratedHttpRequest decorateRequest(GeneratedHttpRequest request) throws NegativeArraySizeException {
-      Set<Parameter> binderOrWrapWith = ImmutableSet.copyOf(concat(parametersWithAnnotation(request.getInvoker(), BinderParam.class),
+      Invocation invocation = request.getInvocation();
-            parametersWithAnnotation(request.getInvoker(), WrapWith.class)));
+      List<Object> args = request.getInvocation().getArgs();
-
+      Set<Parameter> binderOrWrapWith = ImmutableSet.copyOf(concat(
+            parametersWithAnnotation(invocation.getInvokable(), BinderParam.class),
+            parametersWithAnnotation(invocation.getInvokable(), WrapWith.class)));
       OUTER: for (Parameter entry : binderOrWrapWith) {
          int position = entry.hashCode();
          boolean shouldBreak = false;
@@ -610,18 +606,19 @@ public abstract class RestAnnotationProcessor {
          else
             binder = injector.getInstance(BindToJsonPayloadWrappedWith.Factory.class).create(
                   entry.getAnnotation(WrapWith.class).value());
-         Object arg = request.getArgs().size() >= position + 1 ? request.getArgs().get(position) : null;
+         Object arg = args.size() >= position + 1 ? args.get(position) : null;
-         if (request.getArgs().size() >= position + 1 && arg != null) {
+         if (args.size() >= position + 1 && arg != null) {
             Class<?> parameterType = entry.getType().getRawType();
             Class<? extends Object> argType = arg.getClass();
-            if (!argType.isArray() && parameterType.isArray()) { // TODO && varargs guava issue 1244
+            if (!argType.isArray() && parameterType.isArray()) { // TODO && varinvocation.getArgs() guava issue 1244
-               int arrayLength = request.getArgs().size() - request.getInvoker().getParameters().size() + 1;
+               int arrayLength = args.size() - invocation.getInvokable().getParameters().size() + 1;
                if (arrayLength == 0)
                   break OUTER;
                arg = (Object[]) Array.newInstance(arg.getClass(), arrayLength);
-               System.arraycopy(request.getArgs().toArray(), position, arg, 0, arrayLength);
+               System.arraycopy(args.toArray(), position, arg, 0, arrayLength);
                shouldBreak = true;
-            } else if (argType.isArray() && parameterType.isArray()) { // TODO && varargs guava issue 1244
+            } else if (argType.isArray() && parameterType.isArray()) { // TODO && varinvocation.getArgs() guava issue
+                                                                       // 1244
             } else {
                if (arg.getClass().isArray()) {
                   Object[] payloadArray = (Object[]) arg;
@@ -634,24 +631,24 @@ public abstract class RestAnnotationProcessor {
             if (shouldBreak)
                break OUTER;
          } else {
-            if (position + 1 == request.getInvoker().getParameters().size() && entry.getType().isArray())
+            if (position + 1 == invocation.getInvokable().getParameters().size() && entry.getType().isArray())
-               continue OUTER;  // TODO should only skip on null when varargs: guava issue 1244
+               continue OUTER; // TODO should only skip on null when varinvocation.getArgs(): guava issue 1244
 
             if (entry.isAnnotationPresent(Nullable.class)) {
                continue OUTER;
             }
-            checkNotNull(arg, request.getInvoker().getName() + " parameter " + (position + 1));
+            checkNotNull(arg, invocation.getInvokable().getName() + " parameter " + (position + 1));
          }
       }
       return request;
    }
 
-   private static final LoadingCache<Invokable<?, ?>, Set<Integer>> methodToIndexesOfOptions = CacheBuilder.newBuilder().build(
+   private static final LoadingCache<Invokable<?, ?>, Set<Integer>> invokableToIndexesOfOptions = CacheBuilder
-         new CacheLoader<Invokable<?, ?>, Set<Integer>>() {
+         .newBuilder().build(new CacheLoader<Invokable<?, ?>, Set<Integer>>() {
             @Override
-            public Set<Integer> load(Invokable<?, ?> method) {
+            public Set<Integer> load(Invokable<?, ?> invokable) {
                Builder<Integer> toReturn = ImmutableSet.builder();
-               for (Parameter param : method.getParameters()) {
+               for (Parameter param : invokable.getParameters()) {
                   Class<?> type = param.getType().getRawType();
                   if (HttpRequestOptions.class.isAssignableFrom(type)
                         || HttpRequestOptions[].class.isAssignableFrom(type))
@@ -661,20 +658,20 @@ public abstract class RestAnnotationProcessor {
             }
          });
 
-  private Set<HttpRequestOptions> findOptionsIn(Invokable<?,?> method, List<Object> args) {
+   private Set<HttpRequestOptions> findOptionsIn(Invocation invocation) {
       ImmutableSet.Builder<HttpRequestOptions> result = ImmutableSet.builder();
-     for (int index : methodToIndexesOfOptions.getUnchecked(method)) {
+      for (int index : invokableToIndexesOfOptions.getUnchecked(invocation.getInvokable())) {
-         if (args.size() >= index + 1) {// accommodate varargs
+         if (invocation.getArgs().size() >= index + 1) {// accommodate varinvocation.getArgs()
-            if (args.get(index) instanceof Object[]) {
+            if (invocation.getArgs().get(index) instanceof Object[]) {
-               for (Object option : (Object[]) args.get(index)) {
+               for (Object option : (Object[]) invocation.getArgs().get(index)) {
                   if (option instanceof HttpRequestOptions) {
                      result.add((HttpRequestOptions) option);
                   }
                }
             } else {
-               for (; index < args.size(); index++) {
+               for (; index < invocation.getArgs().size(); index++) {
-                  if (args.get(index) instanceof HttpRequestOptions) {
+                  if (invocation.getArgs().get(index) instanceof HttpRequestOptions) {
-                     result.add((HttpRequestOptions) args.get(index));
+                     result.add((HttpRequestOptions) invocation.getArgs().get(index));
                   }
                }
             }
@@ -683,58 +680,57 @@ public abstract class RestAnnotationProcessor {
       return result.build();
    }
 
-   private Multimap<String, String> buildHeaders(Multimap<String, ?> tokenValues, Invokable<?, ?> method,
+   private Multimap<String, String> buildHeaders(Multimap<String, ?> tokenValues, Invocation invocation) {
-         List<Object> args) {
       Multimap<String, String> headers = LinkedHashMultimap.create();
-      addHeaderIfAnnotationPresentOnMethod(headers, method, tokenValues);
+      addHeaderIfAnnotationPresentOnMethod(headers, invocation, tokenValues);
-      for (Parameter headerParam : parametersWithAnnotation(method, HeaderParam.class)) {
+      for (Parameter headerParam : parametersWithAnnotation(invocation.getInvokable(), HeaderParam.class)) {
          Annotation key = headerParam.getAnnotation(HeaderParam.class);
-         String value = args.get(headerParam.hashCode()).toString(); // TODO position guava issue 1243
+         String value = invocation.getArgs().get(headerParam.hashCode()).toString(); // TODO position guava issue 1243
          value = replaceTokens(value, tokenValues);
          headers.put(((HeaderParam) key).value(), value);
       }
-      addProducesIfPresentOnTypeOrMethod(headers, method);
+      addProducesIfPresentOnTypeOrMethod(headers, invocation);
-      addConsumesIfPresentOnTypeOrMethod(headers, method);
+      addConsumesIfPresentOnTypeOrMethod(headers, invocation);
       return headers;
    }
 
-   private void addConsumesIfPresentOnTypeOrMethod(Multimap<String, String> headers, Invokable<?,?> method) {
+   private static void addConsumesIfPresentOnTypeOrMethod(Multimap<String, String> headers, Invocation invocation) {
-      Set<String> accept = getAcceptHeaders(method);
+      Set<String> accept = getAcceptHeaders(invocation);
       if (!accept.isEmpty())
          headers.replaceValues(ACCEPT, accept);
    }
 
    // TODO: refactor this out
-   static Set<String> getAcceptHeaders(Invokable<?, ?> method) {
+   static Set<String> getAcceptHeaders(Invocation invocation) {
-      Optional<Consumes> accept = Optional.fromNullable(method.getAnnotation(Consumes.class)).or(
+      Optional<Consumes> accept = Optional.fromNullable(invocation.getInvokable().getAnnotation(Consumes.class)).or(
-            Optional.fromNullable(method.getDeclaringClass().getAnnotation(Consumes.class)));
+            Optional.fromNullable(invocation.getInterfaceType().getAnnotation(Consumes.class)));
       return (accept.isPresent()) ? ImmutableSet.copyOf(accept.get().value()) : ImmutableSet.<String> of();
    }
 
-   private void addProducesIfPresentOnTypeOrMethod(Multimap<String, String> headers, Invokable<?,?> method) {
+   private static void addProducesIfPresentOnTypeOrMethod(Multimap<String, String> headers, Invocation invocation) {
-      if (declaring.isAnnotationPresent(Produces.class)) {
+      if (invocation.getInterfaceType().isAnnotationPresent(Produces.class)) {
-         Produces header = declaring.getAnnotation(Produces.class);
+         Produces header = invocation.getInterfaceType().getAnnotation(Produces.class);
          headers.replaceValues(CONTENT_TYPE, asList(header.value()));
       }
-      if (method.isAnnotationPresent(Produces.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(Produces.class)) {
-         Produces header = method.getAnnotation(Produces.class);
+         Produces header = invocation.getInvokable().getAnnotation(Produces.class);
          headers.replaceValues(CONTENT_TYPE, asList(header.value()));
       }
    }
 
-   private void addHeaderIfAnnotationPresentOnMethod(Multimap<String, String> headers, Invokable<?,?> method,
+   private static void addHeaderIfAnnotationPresentOnMethod(Multimap<String, String> headers, Invocation invocation,
          Multimap<String, ?> tokenValues) {
-      if (declaring.isAnnotationPresent(Headers.class)) {
+      if (invocation.getInterfaceType().isAnnotationPresent(Headers.class)) {
-         Headers header = declaring.getAnnotation(Headers.class);
+         Headers header = invocation.getInterfaceType().getAnnotation(Headers.class);
          addHeader(headers, header, tokenValues);
       }
-      if (method.isAnnotationPresent(Headers.class)) {
+      if (invocation.getInvokable().isAnnotationPresent(Headers.class)) {
-         Headers header = method.getAnnotation(Headers.class);
+         Headers header = invocation.getInvokable().getAnnotation(Headers.class);
          addHeader(headers, header, tokenValues);
       }
    }
 
-   private void addHeader(Multimap<String, String> headers, Headers header, Multimap<String, ?> tokenValues) {
+   private static void addHeader(Multimap<String, String> headers, Headers header, Multimap<String, ?> tokenValues) {
       for (int i = 0; i < header.keys().length; i++) {
          String value = header.values()[i];
          value = replaceTokens(value, tokenValues);
@@ -742,16 +738,16 @@ public abstract class RestAnnotationProcessor {
       }
    }
 
-   private List<Part> getParts(Invokable<?, ?> method, List<Object> args, Multimap<String, ?> tokenValues) {
+   private static List<Part> getParts(Invocation invocation, Multimap<String, ?> tokenValues) {
       ImmutableList.Builder<Part> parts = ImmutableList.<Part> builder();
-      for (Parameter param : parametersWithAnnotation(method, PartParam.class)) {
+      for (Parameter param : parametersWithAnnotation(invocation.getInvokable(), PartParam.class)) {
          PartParam partParam = param.getAnnotation(PartParam.class);
          PartOptions options = new PartOptions();
          if (!PartParam.NO_CONTENT_TYPE.equals(partParam.contentType()))
             options.contentType(partParam.contentType());
          if (!PartParam.NO_FILENAME.equals(partParam.filename()))
             options.filename(replaceTokens(partParam.filename(), tokenValues));
-         Object arg = args.get(param.hashCode()); // TODO position guava issue 1243
+         Object arg = invocation.getArgs().get(param.hashCode()); // TODO position guava issue 1243
          checkNotNull(arg, partParam.name());
          Part part = Part.create(partParam.name(), newPayload(arg), options);
          parts.add(part);
@@ -759,12 +755,12 @@ public abstract class RestAnnotationProcessor {
       return parts.build();
    }
 
-   private Multimap<String, Object> getPathParamKeyValues(Invokable<?, ?> method, List<Object> args) {
+   private Multimap<String, Object> getPathParamKeyValues(Invocation invocation) {
       Multimap<String, Object> pathParamValues = LinkedHashMultimap.create();
-      for (Parameter param : parametersWithAnnotation(method, PathParam.class)) {
+      for (Parameter param : parametersWithAnnotation(invocation.getInvokable(), PathParam.class)) {
          PathParam pathParam = param.getAnnotation(PathParam.class);
          String paramKey = pathParam.value();
-         Optional<?> paramValue = getParamValue(method, args, param.getAnnotation(ParamParser.class), param.hashCode(),
+         Optional<?> paramValue = getParamValue(invocation, param.getAnnotation(ParamParser.class), param.hashCode(),
                paramKey); // TODO position guava issue 1243
          if (paramValue.isPresent())
             pathParamValues.put(paramKey, paramValue.get().toString());
@@ -772,29 +768,29 @@ public abstract class RestAnnotationProcessor {
       return pathParamValues;
    }
 
-   private Optional<?> getParamValue(Invokable<?,?> method, List<Object> args, @Nullable ParamParser extractor,
+   private Optional<?> getParamValue(Invocation invocation, @Nullable ParamParser extractor, int argIndex,
-            int argIndex, String paramKey) {
+         String paramKey) {
-      Object arg = args.get(argIndex);
+      Object arg = invocation.getArgs().get(argIndex);
-      if (extractor != null && checkPresentOrNullable(method, paramKey, argIndex, arg)) {
+      if (extractor != null && checkPresentOrNullable(invocation, paramKey, argIndex, arg)) {
          arg = injector.getInstance(extractor.value()).apply(arg); // ParamParsers can deal with nullable parameters
       }
-      checkPresentOrNullable(method, paramKey, argIndex, arg);
+      checkPresentOrNullable(invocation, paramKey, argIndex, arg);
       return Optional.fromNullable(arg);
    }
 
-   private static boolean checkPresentOrNullable(Invokable<?,?> method, String paramKey, int argIndex, Object arg) {
+   private static boolean checkPresentOrNullable(Invocation invocation, String paramKey, int argIndex, Object arg) {
-      if (arg == null && !method.getParameters().get(argIndex).isAnnotationPresent(Nullable.class))
+      if (arg == null && !invocation.getInvokable().getParameters().get(argIndex).isAnnotationPresent(Nullable.class))
-         throw new NullPointerException(format("param{%s} for method %s.%s", paramKey, method
+         throw new NullPointerException(format("param{%s} for invocation %s.%s", paramKey, invocation
-                  .getDeclaringClass().getSimpleName(), method.getName()));
+               .getInterfaceType().getSimpleName(), invocation.getInvokable().getName()));
       return true;
    }
 
-   private Multimap<String, Object> getFormParamKeyValues(Invokable<?,?> method, List<Object> args) {
+   private Multimap<String, Object> getFormParamKeyValues(Invocation invocation) {
       Multimap<String, Object> formParamValues = LinkedHashMultimap.create();
-      for (Parameter param : parametersWithAnnotation(method, FormParam.class)) {
+      for (Parameter param : parametersWithAnnotation(invocation.getInvokable(), FormParam.class)) {
          FormParam formParam = param.getAnnotation(FormParam.class);
          String paramKey = formParam.value();
-         Optional<?> paramValue = getParamValue(method, args, param.getAnnotation(ParamParser.class), param.hashCode(),
+         Optional<?> paramValue = getParamValue(invocation, param.getAnnotation(ParamParser.class), param.hashCode(),
                paramKey); // TODO position guava issue 1243
          if (paramValue.isPresent())
             formParamValues.put(paramKey, paramValue.get().toString());
@@ -802,12 +798,12 @@ public abstract class RestAnnotationProcessor {
       return formParamValues;
    }
 
-   private Multimap<String, Object> getQueryParamKeyValues(Invokable<?,?> method, List<Object> args) {
+   private Multimap<String, Object> getQueryParamKeyValues(Invocation invocation) {
       Multimap<String, Object> queryParamValues = LinkedHashMultimap.create();
-      for (Parameter param : parametersWithAnnotation(method, QueryParam.class)) {
+      for (Parameter param : parametersWithAnnotation(invocation.getInvokable(), QueryParam.class)) {
          QueryParam queryParam = param.getAnnotation(QueryParam.class);
          String paramKey = queryParam.value();
-         Optional<?> paramValue = getParamValue(method, args, param.getAnnotation(ParamParser.class), param.hashCode(),
+         Optional<?> paramValue = getParamValue(invocation, param.getAnnotation(ParamParser.class), param.hashCode(),
                paramKey); // TODO position guava issue 1243
          if (paramValue.isPresent())
             if (paramValue.get() instanceof Iterable) {
@@ -821,12 +817,12 @@ public abstract class RestAnnotationProcessor {
       return queryParamValues;
    }
 
-   private Map<String, Object> buildPayloadParams(Invokable<?,?> method, List<Object> args) {
+   private Map<String, Object> buildPayloadParams(Invocation invocation) {
       Map<String, Object> payloadParamValues = Maps.newLinkedHashMap();
-      for (Parameter param : parametersWithAnnotation(method, PayloadParam.class)) {
+      for (Parameter param : parametersWithAnnotation(invocation.getInvokable(), PayloadParam.class)) {
          PayloadParam payloadParam = param.getAnnotation(PayloadParam.class);
          String paramKey = payloadParam.value();
-         Optional<?> paramValue = getParamValue(method, args, param.getAnnotation(ParamParser.class), param.hashCode(),
+         Optional<?> paramValue = getParamValue(invocation, param.getAnnotation(ParamParser.class), param.hashCode(),
                paramKey); // TODO position guava issue 1243
          if (paramValue.isPresent())
             payloadParamValues.put(paramKey, paramValue.get());

core/src/main/java/org/jclouds/util/Optionals2.java

@@ -31,23 +31,17 @@ import com.google.common.reflect.TypeToken;
  * @author Adrian Cole
  */
 public class Optionals2 {
-   public static Class<?> returnTypeOrTypeOfOptional(Invokable<?, ?> method) {
+   public static Class<?> unwrapIfOptional(TypeToken<?> type) {
-      TypeToken<?> type = method.getReturnType();
+      if (type.getRawType().isAssignableFrom(Optional.class)) {
-      return returnTypeOrTypeOfOptional(type.getRawType(), type.getType());
+         ParameterizedType futureType = ParameterizedType.class.cast(type.getType());
-   }
-
-   private static Class<?> returnTypeOrTypeOfOptional(Class<?> syncClass, Type genericType) {
-      if (syncClass.isAssignableFrom(Optional.class)) {
-         ParameterizedType futureType = ParameterizedType.class.cast(genericType);
          // TODO: error checking in case this is a type, not a class.
          Type t = futureType.getActualTypeArguments()[0];
          if (t instanceof WildcardType) {
             t = ((WildcardType) t).getUpperBounds()[0];
          }
-         syncClass = Class.class.cast(t);
+         return Class.class.cast(t);
-      } else {
       }
-      return syncClass;
+      return type.getRawType();
    }
 
    public static boolean isReturnTypeOptional(Invokable<?, ?> method) {

core/src/main/java/org/jclouds/util/Throwables2.java

@@ -33,7 +33,6 @@ import org.jclouds.rest.ResourceNotFoundException;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Predicate;
-import com.google.common.base.Throwables;
 import com.google.common.reflect.TypeToken;
 import com.google.inject.CreationException;
 import com.google.inject.ProvisionException;
@@ -119,32 +118,6 @@ public class Throwables2 {
       return null;
    }
 
-   // Note this needs to be kept up-to-date with all top-level exceptions jclouds works against
-   @SuppressWarnings( { "unchecked", "rawtypes" })
-   public static Exception returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(Iterable<TypeToken<? extends Throwable>> throwables,
-            Exception exception) throws Exception {
-      for (TypeToken<? extends Throwable> type : throwables) {
-         Throwable throwable = getFirstThrowableOfType(exception, (Class<Throwable>) type.getRawType());
-         if (throwable != null) {
-            return (Exception) throwable;
-         }
-      }
-      for (Class<Exception> propagatableExceptionType : new Class[] { IllegalStateException.class,
-               AssertionError.class, UnsupportedOperationException.class, IllegalArgumentException.class,
-               AuthorizationException.class, ResourceNotFoundException.class, InsufficientResourcesException.class,
-               HttpResponseException.class }) {
-         Throwable throwable = getFirstThrowableOfType(exception, propagatableExceptionType);
-         if (throwable != null) {
-            if (throwable instanceof AssertionError)
-               throw (AssertionError) throwable;
-            else
-               throw (Exception) throwable;
-         }
-      }
-      Throwables.propagateIfPossible(exception.getCause(), Exception.class);
-      throw exception;
-   }
-
    public static <T> T propagateAuthorizationOrOriginalException(Exception e) {
       AuthorizationException aex = getFirstThrowableOfType(e, AuthorizationException.class);
       if (aex != null)
@@ -154,4 +127,24 @@ public class Throwables2 {
       return null;
    }
 
+   // Note this needs to be kept up-to-date with all top-level exceptions jclouds works against
+   @SuppressWarnings("unchecked")
+   public static void propagateIfPossible(Throwable exception, Iterable<TypeToken<? extends Throwable>> throwables)
+         throws Throwable {
+      for (TypeToken<? extends Throwable> type : throwables) {
+         Throwable throwable = Throwables2.getFirstThrowableOfType(exception, (Class<Throwable>) type.getRawType());
+         if (throwable != null) {
+            throw throwable;
+         }
+      }
+      for (Class<Exception> propagatableExceptionType : new Class[] { IllegalStateException.class,
+            AssertionError.class, UnsupportedOperationException.class, IllegalArgumentException.class,
+            AuthorizationException.class, ResourceNotFoundException.class, InsufficientResourcesException.class,
+            HttpResponseException.class }) {
+         Throwable throwable = Throwables2.getFirstThrowableOfType(exception, propagatableExceptionType);
+         if (throwable != null) {
+            throw throwable;
+         }
+      }
+   }
 }

core/src/test/java/org/jclouds/concurrent/internal/SyncProxyTest.java

@@ -18,7 +18,6 @@
  */
 package org.jclouds.concurrent.internal;
 
-import static com.google.common.reflect.Reflection.newProxy;
 import static org.easymock.EasyMock.createMock;
 import static org.easymock.EasyMock.expect;
 import static org.easymock.EasyMock.replay;
@@ -29,7 +28,8 @@ import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 
-import org.jclouds.internal.ClassInvokerArgs;
+import org.jclouds.internal.ForwardInvocationToInterface;
+import org.jclouds.reflect.FunctionalReflection;
 import org.jclouds.rest.functions.AlwaysPresentImplicitOptionalConverter;
 import org.testng.annotations.BeforeMethod;
 import org.testng.annotations.Test;
@@ -73,14 +73,12 @@ public class SyncProxyTest {
       Sync withOverride = syncProxyForTimeouts(ImmutableMap.of("default", 250L));
       assertEquals(withOverride.get(), "foo");
       verify(future);
-
    }
 
    public void testWithClassPropTimeout() throws Exception {
       Sync withOverride = syncProxyForTimeouts(ImmutableMap.of("default", 50L, "Sync", 250L));
       assertEquals(withOverride.get(), "foo");
       verify(future);
-
    }
 
    public void testWithMethodPropTimeout() throws Exception {
@@ -99,16 +97,13 @@ public class SyncProxyTest {
 
       assertEquals(noOverrides.get(), "foo");
       verify(future);
-
    }
 
    private Sync syncProxyForTimeouts(ImmutableMap<String, Long> timeouts) throws NoSuchMethodException {
-      LoadingCache<ClassInvokerArgs, Object> cache = CacheBuilder.newBuilder().build(
+      LoadingCache<ForwardInvocationToInterface, Object> cache = CacheBuilder.newBuilder().build(
             CacheLoader.from(Functions.<Object> constant(null)));
-      return newProxy(
+      return FunctionalReflection.newProxy(Sync.class, new SyncProxy(new AlwaysPresentImplicitOptionalConverter(),
-            Sync.class,
+            cache, ImmutableMap.<Class<?>, Class<?>> of(Sync.class, Async.class), timeouts, Sync.class, new Async()));
-            new SyncProxy(new AlwaysPresentImplicitOptionalConverter(), cache, ImmutableMap.<Class<?>, Class<?>> of(
-                  Sync.class, Async.class), timeouts, Sync.class, new Async()));
    }
 
 }

core/src/test/java/org/jclouds/http/functions/BaseHandlerTest.java

@@ -18,11 +18,18 @@
  */
 package org.jclouds.http.functions;
 
+import static com.google.common.base.Throwables.propagate;
+
+import java.util.List;
+
 import org.jclouds.http.functions.config.SaxParserModule;
+import org.jclouds.reflect.Invocation;
+import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.AfterTest;
 import org.testng.annotations.BeforeTest;
-import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableList;
+import com.google.common.reflect.Invokable;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
 
@@ -30,11 +37,12 @@ import com.google.inject.Injector;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit")
 public class BaseHandlerTest {
 
    protected Injector injector = null;
    protected ParseSax.Factory factory;
+   protected GeneratedHttpRequest request;
+   private Invocation toString;
 
    @BeforeTest
    protected void setUpInjector() {
@@ -43,10 +51,27 @@ public class BaseHandlerTest {
       assert factory != null;
    }
 
+   @BeforeTest
+   protected void setUpRequest() {
+      try {
+         toString = Invocation.create(Invokable.from(String.class.getDeclaredMethod("toString")), ImmutableList.of());
+      } catch (SecurityException e) {
+         throw propagate(e);
+      } catch (NoSuchMethodException e) {
+         throw propagate(e);
+      }
+      request = GeneratedHttpRequest.builder().method("POST").endpoint("http://localhost/key").invocation(toString)
+            .build();
+   }
+
    @AfterTest
    protected void tearDownInjector() {
       factory = null;
       injector = null;
    }
 
+   protected GeneratedHttpRequest requestForArgs(List<Object> args) {
+      return GeneratedHttpRequest.builder().method("POST").endpoint("http://localhost/key")
+            .invocation(Invocation.create(toString.getInvokable(), args)).build();
+   }
 }

core/src/test/java/org/jclouds/http/handlers/BackoffLimitedRetryHandlerTest.java

@@ -167,7 +167,7 @@ public class BackoffLimitedRetryHandlerTest {
    }
 
    private final RestAnnotationProcessor processor = BaseJettyTest.newBuilder(8100, new Properties()).buildInjector()
-         .getInstance(RestAnnotationProcessor.Factory.class).declaring(IntegrationTestAsyncClient.class);
+         .getInstance(RestAnnotationProcessor.class);
 
    private HttpCommand createCommand() throws SecurityException, NoSuchMethodException {
       Invokable<?, Object> method = Invokable.from(IntegrationTestAsyncClient.class.getMethod("download", String.class));

core/src/test/java/org/jclouds/http/internal/TrackingJavaUrlHttpCommandExecutorService.java

@@ -78,11 +78,12 @@ public class TrackingJavaUrlHttpCommandExecutorService extends JavaUrlHttpComman
    }
 
    public static Invokable<?, ?> getInvokerOfRequest(HttpCommand commandInvoked) {
-      return GeneratedHttpRequest.class.cast(commandInvoked.getCurrentRequest()).getInvoker();
+      return GeneratedHttpRequest.class.cast(commandInvoked.getCurrentRequest()).getInvocation().getInvokable();
    }
 
    public static List<Object> getArgsForRequestAtIndex(final Collection<HttpCommand> commandsInvoked, int index) {
-      return GeneratedHttpRequest.class.cast(Iterables.get(commandsInvoked, index).getCurrentRequest()).getArgs();
+      return GeneratedHttpRequest.class.cast(Iterables.get(commandsInvoked, index).getCurrentRequest()).getInvocation()
+            .getArgs();
    }
 
    @Inject

core/src/test/java/org/jclouds/json/BaseParserTest.java

@@ -31,11 +31,13 @@ import org.jclouds.http.HttpResponse;
 import org.jclouds.io.Payload;
 import org.jclouds.io.Payloads;
 import org.jclouds.json.config.GsonModule;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.internal.AsyncRestClientProxy;
 import org.testng.annotations.Test;
 
 import com.google.common.base.Function;
 import com.google.common.base.Throwables;
+import com.google.common.collect.ImmutableList;
 import com.google.common.reflect.Invokable;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
@@ -57,7 +59,7 @@ public abstract class BaseParserTest<T, G> {
    protected Function<HttpResponse, T> parser(Injector i) {
       try {
          return (Function<HttpResponse, T>) AsyncRestClientProxy.getTransformerForMethod(
-               Invokable.from(getClass().getMethod("expected")), i);
+               Invocation.create(Invokable.from(getClass().getMethod("expected")), ImmutableList.of()), i);
       } catch (Exception e) {
          throw Throwables.propagate(e);
       }

core/src/test/java/org/jclouds/reflect/AbstractInvocationHandlerTest.java

@@ -1,66 +0,0 @@
-/**
- * Licensed to jclouds, Inc. (jclouds) under one or more
- * contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  jclouds licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.jclouds.reflect;
-
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertNull;
-import static org.testng.Assert.assertTrue;
-
-import java.io.IOException;
-import java.util.List;
-
-import org.testng.annotations.Test;
-
-import com.google.common.collect.ImmutableList;
-import com.google.common.reflect.Invokable;
-import com.google.common.reflect.Reflection;
-
-/**
- * 
- * @author Adrian Cole
- */
-@Test
-public class AbstractInvocationHandlerTest {
-
-   @Test(expectedExceptions = UnsupportedOperationException.class)
-   public void testNullArgsAreAllowedAndUnmodifiable() throws IOException {
-      Reflection.newProxy(Appendable.class, new AbstractInvocationHandler() {
-         protected Object handleInvocation(Object proxy, Invokable<?, ?> method, List<Object> args) throws Throwable {
-            assertNotNull(args);
-            assertNull(args.get(0));
-            args.add("foo");
-            throw new AssertionError("shouldn't be able to mutate the list!");
-         }
-      }).append(null);
-   }
-
-   @Test(expectedExceptions = UnsupportedOperationException.class)
-   public void testImmutableListWhenArgsAreNotNull() throws IOException {
-      Reflection.newProxy(Appendable.class, new AbstractInvocationHandler() {
-         protected Object handleInvocation(Object proxy, Invokable<?, ?> method, List<Object> args) throws Throwable {
-            assertNotNull(args);
-            assertTrue(args instanceof ImmutableList);
-            assertEquals(args.get(0), "foo");
-            args.add("bar");
-            throw new AssertionError("shouldn't be able to mutate the list!");
-         }
-      }).append("foo");
-   }
-}

core/src/test/java/org/jclouds/rest/InputParamValidatorTest.java

@@ -26,6 +26,7 @@ import org.jclouds.http.IntegrationTestAsyncClient;
 import org.jclouds.http.IntegrationTestClient;
 import org.jclouds.predicates.validators.AllLowerCaseValidator;
 import org.jclouds.providers.AnonymousProviderMetadata;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.annotations.ParamValidators;
 import org.jclouds.rest.internal.RestAnnotationProcessor;
 import org.testng.TestException;
@@ -62,7 +63,6 @@ public class InputParamValidatorTest {
             "allParamsValidated", String.class, String.class));
       Invokable<?, ?> oneParamValidatedMethod = Invokable.from(InputParamValidatorForm.class.getMethod(
             "oneParamValidated", String.class, String.class));
-      RestAnnotationProcessor restAnnotationProcessor = factory(InputParamValidatorForm.class);
       restAnnotationProcessor.createRequest(allParamsValidatedMethod, ImmutableList.<Object> of("blah", "blah"));
       restAnnotationProcessor.createRequest(oneParamValidatedMethod, ImmutableList.<Object> of("blah", "blah"));
 
@@ -98,15 +98,13 @@ public class InputParamValidatorTest {
 
    @Test(expectedExceptions = ClassCastException.class)
    public void testWrongPredicateTypeLiteral() throws Exception {
-      Invokable<?, ?> method = Invokable.from(WrongValidator.class.getMethod("method", Integer.class));
+      Invocation invocation = Invocation.create(Invokable.from(WrongValidator.class.getMethod("method", Integer.class)),
-      new InputParamValidator(injector).validateMethodParametersOrThrow(method, ImmutableList.<Object> of(55));
+            ImmutableList.<Object> of(55));
-   }
+      new InputParamValidator(injector).validateMethodParametersOrThrow(invocation);
-
-   private RestAnnotationProcessor factory(Class<?> clazz) {
-      return injector.getInstance(RestAnnotationProcessor.Factory.class).declaring(clazz);
    }
 
    Injector injector;
+   RestAnnotationProcessor restAnnotationProcessor;
 
    @BeforeClass
    void setupFactory() {
@@ -114,7 +112,7 @@ public class InputParamValidatorTest {
             .newBuilder(
                   AnonymousProviderMetadata.forClientMappedToAsyncClientOnEndpoint(IntegrationTestClient.class, IntegrationTestAsyncClient.class,
                         "http://localhost:9999")).buildInjector();
-
+      restAnnotationProcessor = injector.getInstance(RestAnnotationProcessor.class);
    }
 
 }

core/src/test/java/org/jclouds/rest/binders/BindMapToStringPayloadTest.java

@@ -25,6 +25,7 @@ import java.io.File;
 import javax.ws.rs.PathParam;
 
 import org.jclouds.http.HttpRequest;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.annotations.Payload;
 import org.jclouds.rest.annotations.PayloadParam;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
@@ -55,7 +56,7 @@ public class BindMapToStringPayloadTest {
    public void testCorrect() throws SecurityException, NoSuchMethodException {
       Invokable<?, Object> testPayload = Invokable.from(TestPayload.class.getMethod("testPayload", String.class));
       GeneratedHttpRequest request = GeneratedHttpRequest.builder()
-            .declaring(TestPayload.class).invoker(testPayload).args(ImmutableList.<Object> of("robot"))
+            .invocation(Invocation.create(testPayload, ImmutableList.<Object> of("robot")))
             .method("POST").endpoint("http://localhost").build();
 
       GeneratedHttpRequest newRequest = binder()
@@ -69,7 +70,7 @@ public class BindMapToStringPayloadTest {
    public void testDecodes() throws SecurityException, NoSuchMethodException {
       Invokable<?, Object> testPayload = Invokable.from(TestPayload.class.getMethod("changeAdminPass", String.class));
       GeneratedHttpRequest request = GeneratedHttpRequest.builder()
-            .declaring(TestPayload.class).invoker(testPayload).args(ImmutableList.<Object> of("foo"))
+            .invocation(Invocation.create(testPayload, ImmutableList.<Object> of("foo")))
             .method("POST").endpoint("http://localhost").build();
 
       GeneratedHttpRequest newRequest = binder()
@@ -83,7 +84,7 @@ public class BindMapToStringPayloadTest {
    public void testMustHavePayloadAnnotation() throws SecurityException, NoSuchMethodException {
       Invokable<?, Object> noPayload = Invokable.from(TestPayload.class.getMethod("noPayload", String.class));
       GeneratedHttpRequest request = GeneratedHttpRequest.builder()
-            .declaring(TestPayload.class).invoker(noPayload).args(ImmutableList.<Object> of("robot"))
+            .invocation(Invocation.create(noPayload, ImmutableList.<Object> of("robot")))
             .method("POST").endpoint("http://localhost").build();
       binder().bindToRequest(request, ImmutableMap.<String,Object>of("fooble", "robot"));
    }

core/src/test/java/org/jclouds/rest/functions/PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersionTest.java

@@ -25,7 +25,8 @@ import static org.testng.Assert.assertTrue;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Logger;
 
-import org.jclouds.internal.ClassInvokerArgsAndReturnVal;
+import org.jclouds.reflect.Invocation;
+import org.jclouds.reflect.InvocationSuccess;
 import org.jclouds.rest.annotations.Delegate;
 import org.jclouds.rest.annotations.SinceApiVersion;
 import org.jclouds.rest.functions.PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersion.Loader;
@@ -122,7 +123,7 @@ public class PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersionTest
    }
 
    public void testCacheIsFasterWhenNoAnnotationPresent() {
-      ClassInvokerArgsAndReturnVal keyPairApi = getKeyPairApi();
+      InvocationSuccess keyPairApi = getKeyPairApi();
       ImplicitOptionalConverter fn = forApiVersion("2011-07-15");
       Stopwatch watch = new Stopwatch().start();
       fn.apply(keyPairApi);
@@ -136,7 +137,7 @@ public class PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersionTest
    }
 
    public void testCacheIsFasterWhenAnnotationPresent() {
-      ClassInvokerArgsAndReturnVal floatingIpApi = getKeyPairApi();
+      InvocationSuccess floatingIpApi = getKeyPairApi();
       ImplicitOptionalConverter fn = forApiVersion("2011-07-15");
       Stopwatch watch = new Stopwatch().start();
       fn.apply(floatingIpApi);
@@ -150,23 +151,23 @@ public class PresentWhenApiVersionLexicographicallyAtOrAfterSinceApiVersionTest
 
    }
 
-   ClassInvokerArgsAndReturnVal getFloatingIPApi() {
+   InvocationSuccess getFloatingIPApi() {
       return getApi("Tag", TagAsyncApi.class);
    }
 
-   ClassInvokerArgsAndReturnVal getKeyPairApi() {
+   InvocationSuccess getKeyPairApi() {
       return getApi("KeyPair", KeyPairAsyncApi.class);
    }
 
-   ClassInvokerArgsAndReturnVal getVpcApi() {
+   InvocationSuccess getVpcApi() {
       return getApi("Vpc", VpcAsyncApi.class);
    }
 
-   ClassInvokerArgsAndReturnVal getApi(String name, Class<?> type) {
+   InvocationSuccess getApi(String name, Class<?> target) {
       try {
-         return ClassInvokerArgsAndReturnVal.builder().clazz(type)
+         return InvocationSuccess.create(Invocation.create(
-               .invoker(Invokable.from(EC2AsyncApi.class.getDeclaredMethod("get" + name + "ApiForRegion", String.class)))
+               Invokable.from(EC2AsyncApi.class.getDeclaredMethod("get" + name + "ApiForRegion", String.class)),
-               .args(ImmutableList.<Object> of("region")).returnVal("present").build();
+               ImmutableList.<Object> of("region")), "present");
       } catch (Exception e) {
          throw propagate(e);
       }

core/src/test/java/org/jclouds/rest/internal/BaseAsyncApiTest.java

@@ -33,7 +33,6 @@ import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.ImmutableSet;
-import com.google.common.reflect.TypeToken;
 import com.google.inject.Binder;
 import com.google.inject.Injector;
 import com.google.inject.Module;
@@ -64,9 +63,7 @@ public abstract class BaseAsyncApiTest<T> extends BaseRestApiTest {
    protected void setupFactory() throws IOException {
       injector = createInjector();
       parserFactory = injector.getInstance(ParseSax.Factory.class);
-      processor = injector.getInstance(RestAnnotationProcessor.Factory.class).declaring(new TypeToken<T>(getClass()) {
+      processor = injector.getInstance(RestAnnotationProcessor.class);
-         private static final long serialVersionUID = 1L;
-      }.getRawType());
    }
    
    protected String identity = "identity";

core/src/test/java/org/jclouds/rest/internal/BaseRestApiTest.java

@@ -40,11 +40,13 @@ import org.jclouds.http.config.ConfiguresHttpCommandExecutorService;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.io.MutableContentMetadata;
 import org.jclouds.javax.annotation.Nullable;
+import org.jclouds.reflect.Invocation;
 import org.jclouds.rest.annotations.Fallback;
 import org.jclouds.rest.annotations.XMLResponseParser;
 import org.jclouds.util.Strings2;
 import org.testng.annotations.Test;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Multimap;
 import com.google.common.collect.SortedSetMultimap;
 import com.google.common.collect.TreeMultimap;
@@ -176,11 +178,8 @@ public abstract class BaseRestApiTest {
    }
 
    protected void assertResponseParserClassEquals(Invokable<?, ?> method, HttpRequest request, @Nullable Class<?> parserClass) {
-      assertEquals(AsyncRestClientProxy.createResponseParser(parserFactory, injector, method, request).getClass(), parserClass);
+      assertEquals(
+            AsyncRestClientProxy.createResponseParser(parserFactory, injector,
+                  Invocation.create(method, ImmutableList.of()), request).getClass(), parserClass);
    }
-
-   protected RestAnnotationProcessor factory(Class<?> clazz) {
-      return injector.getInstance(RestAnnotationProcessor.Factory.class).declaring(clazz);
-   }
-
 }

core/src/test/java/org/jclouds/util/Optionals2Test.java

@@ -40,26 +40,26 @@ public class Optionals2Test {
    }
 
    public void testReturnTypeOrTypeOfOptionalWhenOptional() throws SecurityException, NoSuchMethodException {
-      Invokable<?, ?> method = Invokable.from(Test.class.getMethod("getOptional"));
+      Invokable<?, ?> invoked = Invokable.from(Test.class.getMethod("getOptional"));
 
-      assertEquals(Optionals2.returnTypeOrTypeOfOptional(method), String.class);
+      assertEquals(Optionals2.unwrapIfOptional(invoked.getReturnType()), String.class);
    }
 
    public void testReturnTypeOrTypeOfOptionalWhenNotOptional() throws SecurityException, NoSuchMethodException {
-      Invokable<?, ?> method = Invokable.from(Test.class.getMethod("getNotOptional"));
+      Invokable<?, ?> invoked = Invokable.from(Test.class.getMethod("getNotOptional"));
 
-      assertEquals(Optionals2.returnTypeOrTypeOfOptional(method), String.class);
+      assertEquals(Optionals2.unwrapIfOptional(invoked.getReturnType()), String.class);
    }
 
    public void testIsReturnTypeOptionalWhenOptional() throws SecurityException, NoSuchMethodException {
-      Invokable<?, ?> method = Invokable.from(Test.class.getMethod("getOptional"));
+      Invokable<?, ?> invoked = Invokable.from(Test.class.getMethod("getOptional"));
 
-      assertTrue(Optionals2.isReturnTypeOptional(method));
+      assertTrue(Optionals2.isReturnTypeOptional(invoked));
    }
 
    public void testIsReturnTypeOptionalWhenNotOptional() throws SecurityException, NoSuchMethodException {
-      Invokable<?, ?> method = Invokable.from(Test.class.getMethod("getNotOptional"));
+      Invokable<?, ?> invoked = Invokable.from(Test.class.getMethod("getNotOptional"));
 
-      assertFalse(Optionals2.isReturnTypeOptional(method));
+      assertFalse(Optionals2.isReturnTypeOptional(invoked));
    }
 }

core/src/test/java/org/jclouds/util/Throwables2Test.java

@@ -21,7 +21,7 @@ package org.jclouds.util;
 import static org.easymock.EasyMock.createMock;
 import static org.easymock.EasyMock.createNiceMock;
 import static org.jclouds.util.Throwables2.getFirstThrowableOfType;
-import static org.jclouds.util.Throwables2.returnFirstExceptionIfInListOrThrowStandardExceptionOrCause;
+import static org.jclouds.util.Throwables2.propagateIfPossible;
 import static org.testng.Assert.assertEquals;
 
 import java.io.IOException;
@@ -52,7 +52,6 @@ import com.google.inject.spi.Message;
 @Test
 public class Throwables2Test {
 
-
    public void testGetFirstThrowableOfTypeSubclass() {
       SocketException aex = createMock(SocketException.class);
       assertEquals(getFirstThrowableOfType(aex, IOException.class), aex);
@@ -90,7 +89,6 @@ public class Throwables2Test {
       assertEquals(getFirstThrowableOfType(pex, AuthorizationException.class), null);
    }
 
-
    public void testGetCauseCreation() {
       AuthorizationException aex = createMock(AuthorizationException.class);
       Message message = new Message(ImmutableList.of(), "test", aex);
@@ -146,132 +144,125 @@ public class Throwables2Test {
       assertEquals(getFirstThrowableOfType(pex, AuthorizationException.class), null);
    }
 
-   @Test
+   @Test(expectedExceptions = TestException.class)
-   public void testReturnExceptionThatsInList() throws Exception {
+   public void testPropagateExceptionThatsInList() throws Throwable {
       Exception e = new TestException();
-      assertEquals(
+      propagateIfPossible(e, ImmutableSet.<TypeToken<? extends Throwable>> of(TypeToken.of(TestException.class)));
-            returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(
-                  ImmutableSet.<TypeToken<? extends Throwable>> of(TypeToken.of(TestException.class)), e), e);
-      assertEquals(
-            returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(
-                  ImmutableSet.<TypeToken<? extends Throwable>> of(TypeToken.of(TestException.class)),
-                  new RuntimeException(e)), e);
    }
 
    @Test(expectedExceptions = TestException.class)
-   public void testThrowExceptionNotInList() throws Exception {
+   public void testPropagateWrappedExceptionThatsInList() throws Throwable {
       Exception e = new TestException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(), e);
+      propagateIfPossible(new RuntimeException(e),
+            ImmutableSet.<TypeToken<? extends Throwable>> of(TypeToken.of(TestException.class)));
+   }
+
+   public void testPropagateIfPossibleDoesnThrowExceptionNotInList() throws Throwable {
+      Exception e = new TestException();
+      propagateIfPossible(e, ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = IllegalStateException.class)
-   public void testPropagateStandardExceptionIllegalStateException() throws Exception {
+   public void testPropagateStandardExceptionIllegalStateException() throws Throwable {
       Exception e = new IllegalStateException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    @Test(expectedExceptions = IllegalArgumentException.class)
-   public void testPropagateStandardExceptionIllegalArgumentException() throws Exception {
+   public void testPropagateStandardExceptionIllegalArgumentException() throws Throwable {
       Exception e = new IllegalArgumentException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    @Test(expectedExceptions = UnsupportedOperationException.class)
-   public void testPropagateStandardExceptionUnsupportedOperationException() throws Exception {
+   public void testPropagateStandardExceptionUnsupportedOperationException() throws Throwable {
       Exception e = new UnsupportedOperationException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    @Test(expectedExceptions = AssertionError.class)
-   public void testPropagateStandardExceptionAssertionError() throws Exception {
+   public void testPropagateStandardExceptionAssertionError() throws Throwable {
       AssertionError e = new AssertionError();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    @Test(expectedExceptions = AuthorizationException.class)
-   public void testPropagateStandardExceptionAuthorizationException() throws Exception {
+   public void testPropagateStandardExceptionAuthorizationException() throws Throwable {
       Exception e = new AuthorizationException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    @Test(expectedExceptions = AuthorizationException.class)
-   public void testPropagateProvisionExceptionAuthorizationException() throws Exception {
+   public void testPropagateProvisionExceptionAuthorizationException() throws Throwable {
       Exception e = new AuthorizationException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(
-            new ProvisionException(ImmutableSet.of(new Message(ImmutableList.of(), "Error in custom provider", e))));
+            new ProvisionException(ImmutableSet.of(new Message(ImmutableList.of(), "Error in custom provider", e))),
+            ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = AuthorizationException.class)
-   public void testPropagateCreationExceptionAuthorizationException() throws Exception {
+   public void testPropagateCreationExceptionAuthorizationException() throws Throwable {
       Exception e = new AuthorizationException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(
-            new CreationException(ImmutableSet.of(new Message(ImmutableList.of(), "Error in custom provider", e))));
+            new CreationException(ImmutableSet.of(new Message(ImmutableList.of(), "Error in custom provider", e))),
+            ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = InsufficientResourcesException.class)
-   public void testPropagateStandardExceptionInsufficientResourcesException() throws Exception {
+   public void testPropagateStandardExceptionInsufficientResourcesException() throws Throwable {
       Exception e = new InsufficientResourcesException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    @Test(expectedExceptions = ResourceNotFoundException.class)
-   public void testPropagateStandardExceptionResourceNotFoundException() throws Exception {
+   public void testPropagateStandardExceptionResourceNotFoundException() throws Throwable {
       Exception e = new ResourceNotFoundException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    @Test(expectedExceptions = IllegalStateException.class)
-   public void testPropagateStandardExceptionIllegalStateExceptionNestedInHttpResponseException() throws Exception {
+   public void testPropagateStandardExceptionIllegalStateExceptionNestedInHttpResponseException() throws Throwable {
       Exception e = new IllegalStateException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e),
-            new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e));
+            ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = IllegalArgumentException.class)
-   public void testPropagateStandardExceptionIllegalArgumentExceptionNestedInHttpResponseException() throws Exception {
+   public void testPropagateStandardExceptionIllegalArgumentExceptionNestedInHttpResponseException() throws Throwable {
       Exception e = new IllegalArgumentException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e),
-            new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e));
+            ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = UnsupportedOperationException.class)
    public void testPropagateStandardExceptionUnsupportedOperationExceptionNestedInHttpResponseException()
-         throws Exception {
+         throws Throwable {
       Exception e = new UnsupportedOperationException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e),
-            new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e));
+            ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = AuthorizationException.class)
-   public void testPropagateStandardExceptionAuthorizationExceptionNestedInHttpResponseException() throws Exception {
+   public void testPropagateStandardExceptionAuthorizationExceptionNestedInHttpResponseException() throws Throwable {
       Exception e = new AuthorizationException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e),
-            new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e));
+            ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = ResourceNotFoundException.class)
-   public void testPropagateStandardExceptionResourceNotFoundExceptionNestedInHttpResponseException() throws Exception {
+   public void testPropagateStandardExceptionResourceNotFoundExceptionNestedInHttpResponseException() throws Throwable {
       Exception e = new ResourceNotFoundException();
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e),
-            new HttpResponseException("goo", createNiceMock(HttpCommand.class), null, e));
+            ImmutableSet.<TypeToken<? extends Throwable>> of());
    }
 
    @Test(expectedExceptions = HttpResponseException.class)
-   public void testPropagateStandardExceptionHttpResponseException() throws Exception {
+   public void testPropagateStandardExceptionHttpResponseException() throws Throwable {
       Exception e = new HttpResponseException("goo", createNiceMock(HttpCommand.class), null);
-      returnFirstExceptionIfInListOrThrowStandardExceptionOrCause(ImmutableSet.<TypeToken<? extends Throwable>> of(),
+      propagateIfPossible(new RuntimeException(e), ImmutableSet.<TypeToken<? extends Throwable>> of());
-            new RuntimeException(e));
    }
 
    static class TestException extends Exception {
       private static final long serialVersionUID = 1L;
    }
-
 }