code cleanup: http request immutability (except payload), builders, test backfill

atmos/src/main/java/org/jclouds/atmosonline/saas/AtmosStorageAsyncClient.java

@@ -82,7 +82,6 @@ public interface AtmosStorageAsyncClient {
     * @see AtmosStorageClient#listDirectories
     */
    @GET
-   @Path("")
    @ResponseParser(ParseDirectoryListFromContentAndHeaders.class)
    @Consumes(MediaType.TEXT_XML)
    ListenableFuture<BoundedSet<? extends DirectoryEntry>> listDirectories(ListOptions... options);

atmos/src/main/java/org/jclouds/atmosonline/saas/AtmosStorageResponseException.java

@@ -41,7 +41,7 @@ public class AtmosStorageResponseException extends HttpResponseException {
 
    public AtmosStorageResponseException(HttpCommand command, HttpResponse response,
             AtmosStorageError error) {
-      super(String.format("command %s failed with code %s, error: %s", command.getRequest()
+      super(String.format("command %s failed with code %s, error: %s", command.getCurrentRequest()
                .getRequestLine(), response.getStatusCode(), error.toString()), command, response);
       this.setError(error);
 
@@ -49,7 +49,7 @@ public class AtmosStorageResponseException extends HttpResponseException {
 
    public AtmosStorageResponseException(HttpCommand command, HttpResponse response,
             AtmosStorageError error, Throwable cause) {
-      super(String.format("command %1$s failed with error: %2$s", command.getRequest()
+      super(String.format("command %1$s failed with error: %2$s", command.getCurrentRequest()
                .getRequestLine(), error.toString()), command, response, cause);
       this.setError(error);
 

atmos/src/main/java/org/jclouds/atmosonline/saas/binders/BindMetadataToHeaders.java

@@ -20,28 +20,36 @@
 package org.jclouds.atmosonline.saas.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
 import org.jclouds.atmosonline.saas.domain.AtmosObject;
-import org.jclouds.crypto.Crypto;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.rest.Binder;
 
+/**
+ * @author Adrian Cole
+ */
 @Singleton
 public class BindMetadataToHeaders implements Binder {
    private final BindUserMetadataToHeaders metaBinder;
 
    @Inject
-   protected BindMetadataToHeaders(BindUserMetadataToHeaders metaBinder, Crypto crypto) {
+   protected BindMetadataToHeaders(BindUserMetadataToHeaders metaBinder) {
       this.metaBinder = metaBinder;
    }
 
-   public void bindToRequest(HttpRequest request, Object payload) {
+   @Override
-      AtmosObject object = (AtmosObject) payload;
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
+      checkArgument(checkNotNull(input, "input") instanceof AtmosObject, "this binder is only valid for AtmosObject!");
+      checkNotNull(request, "request");
+
+      AtmosObject object = AtmosObject.class.cast(input);
+      checkNotNull(object.getPayload(), "object payload");
       checkArgument(object.getPayload().getContentMetadata().getContentLength() != null,
-               "contentLength must be set, streaming not supported");
+            "contentLength must be set, streaming not supported");
-      metaBinder.bindToRequest(request, object.getUserMetadata());
+      return metaBinder.bindToRequest(request, object.getUserMetadata());
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/binders/BindUserMetadataToHeaders.java

@@ -19,36 +19,57 @@
 
 package org.jclouds.atmosonline.saas.binders;
 
+import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
 
+import java.util.Map;
+
 import javax.inject.Singleton;
 
 import org.jclouds.atmosonline.saas.domain.UserMetadata;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.Binder;
 
+import com.google.common.base.Function;
 import com.google.common.base.Joiner;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableMap.Builder;
+import com.google.common.collect.Multimaps;
 
+/**
+ * @author Adrian Cole
+ */
 @Singleton
-public class BindUserMetadataToHeaders implements Binder {
+public class BindUserMetadataToHeaders implements Binder, Function<UserMetadata, Map<String, String>> {
+   @Override
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
+      checkArgument(checkNotNull(input, "input") instanceof UserMetadata,
+            "this binder is only valid for UserMetadatas!");
+      checkNotNull(request, "request");
 
-   public void bindToRequest(HttpRequest request, Object payload) {
+      return ModifyRequest.putHeaders(request, Multimaps.forMap(apply(UserMetadata.class.cast(input))));
-      UserMetadata md = (UserMetadata) checkNotNull(payload, "payload");
+   }
+
+   @Override
+   public Map<String, String> apply(UserMetadata md) {
+      Builder<String, String> headers = ImmutableMap.<String, String> builder();
       if (md.getMetadata().size() > 0) {
          String header = Joiner.on(',').withKeyValueSeparator("=").join(md.getMetadata());
-         request.getHeaders().put("x-emc-meta", header);
+         headers.put("x-emc-meta", header);
       }
       if (md.getListableMetadata().size() > 0) {
          String header = Joiner.on(',').withKeyValueSeparator("=").join(md.getListableMetadata());
-         request.getHeaders().put("x-emc-listable-meta", header);
+         headers.put("x-emc-listable-meta", header);
       }
       if (md.getTags().size() > 0) {
          String header = Joiner.on(',').join(md.getTags());
-         request.getHeaders().put("x-emc-tags", header);
+         headers.put("x-emc-tags", header);
       }
       if (md.getListableTags().size() > 0) {
          String header = Joiner.on(',').join(md.getListableTags());
-         request.getHeaders().put("x-emc-listable-tags", header);
+         headers.put("x-emc-listable-tags", header);
       }
+      return headers.build();
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/blobstore/strategy/FindMD5InUserMetadata.java

@@ -73,21 +73,22 @@ public class FindMD5InUserMetadata implements ContainsValueInListStrategy {
    protected Long maxTime;
 
    @Inject
-   private FindMD5InUserMetadata(@Named(Constants.PROPERTY_USER_THREADS) ExecutorService userExecutor,
+   FindMD5InUserMetadata(@Named(Constants.PROPERTY_USER_THREADS) ExecutorService userExecutor, ObjectMD5 objectMD5,
-            ObjectMD5 objectMD5, ListBlobsInContainer getAllBlobMetadata, AtmosStorageAsyncClient client) {
+         ListBlobsInContainer getAllBlobMetadata, AtmosStorageAsyncClient client) {
       this.objectMD5 = objectMD5;
       this.getAllBlobMetadata = getAllBlobMetadata;
       this.client = client;
       this.userExecutor = userExecutor;
    }
 
+   @Override
    public boolean execute(final String containerName, Object value, ListContainerOptions options) {
       final byte[] toSearch = objectMD5.apply(value);
       final BlockingQueue<Boolean> queue = new SynchronousQueue<Boolean>();
       Map<String, Future<?>> responses = Maps.newHashMap();
       for (BlobMetadata md : getAllBlobMetadata.execute(containerName, options)) {
-         final ListenableFuture<AtmosObject> future = Futures.makeListenable(client.headFile(containerName
+         final ListenableFuture<AtmosObject> future = Futures.makeListenable(
-                  + "/" + md.getName()), userExecutor);
+               client.headFile(containerName + "/" + md.getName()), userExecutor);
          future.addListener(new Runnable() {
             public void run() {
                try {
@@ -109,11 +110,11 @@ public class FindMD5InUserMetadata implements ContainsValueInListStrategy {
          }, userExecutor);
          responses.put(md.getName(), future);
       }
-      Map<String, Exception> exceptions = awaitCompletion(responses, userExecutor, maxTime, logger, String.format(
+      Map<String, Exception> exceptions = awaitCompletion(responses, userExecutor, maxTime, logger,
-               "searching for md5 in container %s", containerName));
+            String.format("searching for md5 in container %s", containerName));
       if (exceptions.size() > 0)
          throw new BlobRuntimeException(String.format("searching for md5 in container %s: %s", containerName,
-                  exceptions));
+               exceptions));
       try {
          return queue.poll(1, TimeUnit.MICROSECONDS) != null;
       } catch (InterruptedException e) {
@@ -122,7 +123,7 @@ public class FindMD5InUserMetadata implements ContainsValueInListStrategy {
       } catch (Exception e) {
          Throwables.propagateIfPossible(e, BlobRuntimeException.class);
          throw new BlobRuntimeException(String.format("Error searching for ETAG of value: [%s] in container:%s", value,
-                  containerName), e);
+               containerName), e);
       }
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/config/AtmosObjectModule.java

@@ -19,19 +19,12 @@
 
 package org.jclouds.atmosonline.saas.config;
 
-import javax.inject.Inject;
-import javax.inject.Provider;
-
 import org.jclouds.atmosonline.saas.domain.AtmosObject;
 import org.jclouds.atmosonline.saas.domain.MutableContentMetadata;
-import org.jclouds.atmosonline.saas.domain.SystemMetadata;
-import org.jclouds.atmosonline.saas.domain.UserMetadata;
-import org.jclouds.atmosonline.saas.domain.internal.AtmosObjectImpl;
 import org.jclouds.blobstore.config.BlobStoreObjectModule;
 
 import com.google.inject.AbstractModule;
 import com.google.inject.Provides;
-import com.google.inject.Scopes;
 
 /**
  * Configures the domain object mappings needed for all Atmos implementations
@@ -48,27 +41,6 @@ public class AtmosObjectModule extends AbstractModule {
    protected void configure() {
       // for converters
       install(new BlobStoreObjectModule());
-      bind(AtmosObject.Factory.class).to(AtmosObjectFactory.class).in(Scopes.SINGLETON);
-   }
-
-   private static class AtmosObjectFactory implements AtmosObject.Factory {
-
-      @Inject
-      Provider<MutableContentMetadata> metadataProvider;
-
-      public AtmosObject create(MutableContentMetadata contentMetadata) {
-         return new AtmosObjectImpl(contentMetadata != null ? contentMetadata : metadataProvider
-                  .get());
-      }
-
-      public AtmosObject create(SystemMetadata systemMetadata, UserMetadata userMetadata) {
-         return new AtmosObjectImpl(metadataProvider.get(), systemMetadata, userMetadata);
-      }
-
-      public AtmosObject create(MutableContentMetadata contentMetadata,
-               SystemMetadata systemMetadata, UserMetadata userMetadata) {
-         return new AtmosObjectImpl(contentMetadata, systemMetadata, userMetadata);
-      }
    }
 
    @Provides

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/AtmosObject.java

@@ -21,28 +21,25 @@ package org.jclouds.atmosonline.saas.domain;
 
 import javax.annotation.Nullable;
 
+import org.jclouds.atmosonline.saas.domain.internal.AtmosObjectImpl.AtmosObjectFactory;
 import org.jclouds.io.PayloadEnclosing;
 
 import com.google.common.collect.Multimap;
+import com.google.inject.ImplementedBy;
 
 /**
- * Amazon Atmos is designed to store objects. Objects are stored in buckets and consist of a
- * {@link ObjectMetadataAtmosObject#getInput() value}, a {@link ObjectMetadata#getKey key},
- * {@link ObjectMetadata#getUserMetadata() metadata}, and an access control policy.
  * 
  * @author Adrian Cole
- * @see <a
- *      href="http://docs.amazonwebservices.com/AmazonAtmos/2006-03-01/index.html?UsingObjects.html"
- *      />
  */
 public interface AtmosObject extends PayloadEnclosing, Comparable<AtmosObject> {
+   @ImplementedBy(AtmosObjectFactory.class)
    public interface Factory {
       AtmosObject create(@Nullable MutableContentMetadata contentMetadata);
 
       AtmosObject create(SystemMetadata systemMetadata, UserMetadata userMetadata);
 
       AtmosObject create(MutableContentMetadata contentMetadata, SystemMetadata systemMetadata,
-               UserMetadata userMetadata);
+            UserMetadata userMetadata);
 
    }
 

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/BoundedSet.java

@@ -21,7 +21,9 @@ package org.jclouds.atmosonline.saas.domain;
 
 import java.util.Set;
 
-import org.jclouds.atmosonline.saas.domain.internal.BoundedHashSet;
+import javax.annotation.Nullable;
+
+import org.jclouds.atmosonline.saas.domain.internal.BoundedLinkedHashSet;
 
 import com.google.inject.ImplementedBy;
 
@@ -30,9 +32,10 @@ import com.google.inject.ImplementedBy;
  * @author Adrian Cole
  * 
  */
-@ImplementedBy(BoundedHashSet.class)
+@ImplementedBy(BoundedLinkedHashSet.class)
 public interface BoundedSet<T> extends Set<T> {
 
+   @Nullable
    String getToken();
 
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/UserMetadata.java

@@ -19,10 +19,10 @@
 
 package org.jclouds.atmosonline.saas.domain;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import java.util.Map;
 import java.util.Set;
-import java.util.SortedMap;
-import java.util.SortedSet;
 
 import com.google.common.collect.Maps;
 import com.google.common.collect.Sets;
@@ -33,10 +33,25 @@ import com.google.common.collect.Sets;
  * @author Adrian Cole
  */
 public class UserMetadata {
-   private final SortedMap<String, String> metadata = Maps.newTreeMap();
+   private final Map<String, String> metadata;
-   private final SortedMap<String, String> listableMetadata = Maps.newTreeMap();
+   private final Map<String, String> listableMetadata;
-   private final SortedSet<String> tags = Sets.newTreeSet();
+   private final Set<String> tags;
-   private final SortedSet<String> listableTags = Sets.newTreeSet();
+   private final Set<String> listableTags;
+
+   public UserMetadata(Map<String, String> metadata, Map<String, String> listableMetadata, Iterable<String> tags,
+         Iterable<String> listableTags) {
+      this.metadata = Maps.newLinkedHashMap(checkNotNull(metadata, "metadata"));
+      this.listableMetadata = Maps.newLinkedHashMap(checkNotNull(listableMetadata, "listableMetadata"));
+      this.tags = Sets.newLinkedHashSet(checkNotNull(tags, "tags"));
+      this.listableTags = Sets.newLinkedHashSet(checkNotNull(listableTags, "listableTags"));
+   }
+
+   public UserMetadata() {
+      this.metadata = Maps.newLinkedHashMap();
+      this.listableMetadata = Maps.newLinkedHashMap();
+      this.tags = Sets.newLinkedHashSet();
+      this.listableTags = Sets.newLinkedHashSet();
+   }
 
    public Map<String, String> getMetadata() {
       return metadata;
@@ -54,4 +69,53 @@ public class UserMetadata {
       return listableTags;
    }
 
+   @Override
+   public String toString() {
+      return "[metadata=" + metadata + ", listableMetadata=" + listableMetadata + ", tags=" + tags + ", listableTags="
+            + listableTags + "]";
+   }
+
+   @Override
+   public int hashCode() {
+      final int prime = 31;
+      int result = 1;
+      result = prime * result + ((listableMetadata == null) ? 0 : listableMetadata.hashCode());
+      result = prime * result + ((listableTags == null) ? 0 : listableTags.hashCode());
+      result = prime * result + ((metadata == null) ? 0 : metadata.hashCode());
+      result = prime * result + ((tags == null) ? 0 : tags.hashCode());
+      return result;
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj)
+         return true;
+      if (obj == null)
+         return false;
+      if (getClass() != obj.getClass())
+         return false;
+      UserMetadata other = (UserMetadata) obj;
+      if (listableMetadata == null) {
+         if (other.listableMetadata != null)
+            return false;
+      } else if (!listableMetadata.equals(other.listableMetadata))
+         return false;
+      if (listableTags == null) {
+         if (other.listableTags != null)
+            return false;
+      } else if (!listableTags.equals(other.listableTags))
+         return false;
+      if (metadata == null) {
+         if (other.metadata != null)
+            return false;
+      } else if (!metadata.equals(other.metadata))
+         return false;
+      if (tags == null) {
+         if (other.tags != null)
+            return false;
+      } else if (!tags.equals(other.tags))
+         return false;
+      return true;
+   }
+
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/internal/AtmosObjectImpl.java

@@ -22,6 +22,8 @@ package org.jclouds.atmosonline.saas.domain.internal;
 import static com.google.common.base.Preconditions.checkNotNull;
 
 import javax.inject.Inject;
+import javax.inject.Provider;
+import javax.inject.Singleton;
 
 import org.jclouds.atmosonline.saas.domain.AtmosObject;
 import org.jclouds.atmosonline.saas.domain.MutableContentMetadata;
@@ -39,6 +41,26 @@ import com.google.common.collect.Multimap;
  * @author Adrian Cole
  */
 public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject, Comparable<AtmosObject> {
+   @Singleton
+   public static class AtmosObjectFactory implements AtmosObject.Factory {
+
+      @Inject
+      Provider<MutableContentMetadata> metadataProvider;
+
+      public AtmosObject create(MutableContentMetadata contentMetadata) {
+         return new AtmosObjectImpl(contentMetadata != null ? contentMetadata : metadataProvider.get());
+      }
+
+      public AtmosObject create(SystemMetadata systemMetadata, UserMetadata userMetadata) {
+         return new AtmosObjectImpl(metadataProvider.get(), systemMetadata, userMetadata);
+      }
+
+      public AtmosObject create(MutableContentMetadata contentMetadata, SystemMetadata systemMetadata,
+            UserMetadata userMetadata) {
+         return new AtmosObjectImpl(contentMetadata, systemMetadata, userMetadata);
+      }
+   }
+
    private final UserMetadata userMetadata;
    private final SystemMetadata systemMetadata;
 
@@ -50,12 +72,11 @@ public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject
       return userMetadata;
    }
 
-   private  MutableContentMetadata contentMetadata;
+   private MutableContentMetadata contentMetadata;
    private Multimap<String, String> allHeaders = LinkedHashMultimap.create();
 
    public AtmosObjectImpl(MutableContentMetadata contentMetadata, SystemMetadata systemMetadata,
-            UserMetadata userMetadata) {
+         UserMetadata userMetadata) {
-      super();
       this.contentMetadata = contentMetadata;
       this.systemMetadata = systemMetadata;
       this.userMetadata = userMetadata;
@@ -145,6 +166,7 @@ public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject
    @Override
    public void setPayload(Payload data) {
       this.payload = data;
-      this.contentMetadata = new DelegatingMutableContentMetadata(contentMetadata.getName(), payload.getContentMetadata());
+      this.contentMetadata = new DelegatingMutableContentMetadata(contentMetadata.getName(),
+            payload.getContentMetadata());
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/internal/BoundedLinkedHashSet.java

@@ -0,0 +1,83 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed 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.atmosonline.saas.domain.internal;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.LinkedHashSet;
+
+import javax.annotation.Nullable;
+
+import org.jclouds.atmosonline.saas.domain.BoundedSet;
+
+import com.google.common.collect.Iterables;
+
+/**
+ * 
+ * @author Adrian Cole
+ * 
+ */
+public class BoundedLinkedHashSet<T> extends LinkedHashSet<T> implements BoundedSet<T> {
+
+   /** The serialVersionUID */
+   private static final long serialVersionUID = -7133632087734650835L;
+   protected final String token;
+
+   public BoundedLinkedHashSet(Iterable<T> contents, @Nullable String token) {
+      Iterables.addAll(this, checkNotNull(contents, "contents"));
+      this.token = token;
+   }
+
+   @Nullable
+   public String getToken() {
+      return token;
+   }
+
+   @Override
+   public int hashCode() {
+      final int prime = 31;
+      int result = super.hashCode();
+      result = prime * result + ((token == null) ? 0 : token.hashCode());
+      return result;
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj)
+         return true;
+      if (!super.equals(obj))
+         return false;
+      if (getClass() != obj.getClass())
+         return false;
+      BoundedLinkedHashSet<?> other = (BoundedLinkedHashSet<?>) obj;
+      if (token == null) {
+         if (other.token != null)
+            return false;
+      } else if (!token.equals(other.token))
+         return false;
+      return true;
+   }
+
+   @Override
+   public String toString() {
+      return "[token=" + token + ", contents=" + super.toString() + "]";
+   }
+
+}

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/internal/DelegatingMutableContentMetadata.java

@@ -22,6 +22,8 @@ package org.jclouds.atmosonline.saas.domain.internal;
 import org.jclouds.atmosonline.saas.domain.MutableContentMetadata;
 import org.jclouds.io.payloads.BaseMutableContentMetadata;
 
+import com.google.common.collect.Multimap;
+
 /**
  * 
  * @author Adrian Cole
@@ -150,4 +152,9 @@ public class DelegatingMutableContentMetadata implements MutableContentMetadata
       return delegate.getContentLanguage();
    }
 
+   @Override
+   public void setPropertiesFromHttpHeaders(Multimap<String, String> headers) {
+      delegate.setPropertiesFromHttpHeaders(headers);
+   }
+
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/filters/SignRequest.java

@@ -25,7 +25,6 @@ import static org.jclouds.Constants.PROPERTY_IDENTITY;
 import static org.jclouds.util.Patterns.NEWLINE_PATTERN;
 import static org.jclouds.util.Patterns.TWO_SPACE_PATTERN;
 
-import java.util.Collections;
 import java.util.Set;
 import java.util.TreeSet;
 
@@ -45,11 +44,15 @@ import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpRequestFilter;
 import org.jclouds.http.HttpUtils;
 import org.jclouds.http.internal.SignatureWire;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.io.InputSuppliers;
 import org.jclouds.logging.Logger;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Strings2;
 
 import com.google.common.annotations.VisibleForTesting;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableMap.Builder;
+import com.google.common.collect.Multimaps;
 
 /**
  * Signs the EMC Atmos Online Storage request.
@@ -77,8 +80,8 @@ public class SignRequest implements HttpRequestFilter {
 
    @Inject
    public SignRequest(SignatureWire signatureWire, @Named(PROPERTY_IDENTITY) String uid,
-            @Named(PROPERTY_CREDENTIAL) String encodedKey, @TimeStamp Provider<String> timeStampProvider,
+         @Named(PROPERTY_CREDENTIAL) String encodedKey, @TimeStamp Provider<String> timeStampProvider, Crypto crypto,
-            Crypto crypto, HttpUtils utils) {
+         HttpUtils utils) {
       this.signatureWire = signatureWire;
       this.uid = uid;
       this.key = CryptoStreams.base64(encodedKey);
@@ -87,16 +90,19 @@ public class SignRequest implements HttpRequestFilter {
       this.utils = utils;
    }
 
-   public void filter(HttpRequest request) throws HttpException {
+   @Override
-      String toSign = replaceUIDHeader(request).removeOldSignature(request).replaceDateHeader(request)
+   public HttpRequest filter(HttpRequest request) throws HttpException {
-               .createStringToSign(request);
+      Builder<String, String> builder = ImmutableMap.builder();
-      calculateAndReplaceAuthHeader(request, toSign);
+      builder.put(AtmosStorageHeaders.UID, uid);
+      String date = timeStampProvider.get();
+      builder.put(HttpHeaders.DATE, date);
+      if (request.getHeaders().containsKey(AtmosStorageHeaders.DATE))
+         builder.put(AtmosStorageHeaders.DATE, date);
+      request = ModifyRequest.replaceHeaders(request, Multimaps.forMap(builder.build()));
+      String signature = calculateSignature(createStringToSign(request));
+      request = ModifyRequest.replaceHeader(request, AtmosStorageHeaders.SIGNATURE, signature);
       utils.logRequest(signatureLog, request, "<<");
-   }
+      return request;
-
-   private SignRequest removeOldSignature(HttpRequest request) {
-      request.getHeaders().removeAll(AtmosStorageHeaders.SIGNATURE);
-      return this;
    }
 
    public String createStringToSign(HttpRequest request) {
@@ -113,11 +119,11 @@ public class SignRequest implements HttpRequestFilter {
       return buffer.toString();
    }
 
-   private void calculateAndReplaceAuthHeader(HttpRequest request, String toSign) throws HttpException {
+   private String calculateSignature(String toSign) {
       String signature = signString(toSign);
       if (signatureWire.enabled())
-         signatureWire.input(Utils.toInputStream(signature));
+         signatureWire.input(Strings2.toInputStream(signature));
-      request.getHeaders().replaceValues(AtmosStorageHeaders.SIGNATURE, Collections.singletonList(signature));
+      return signature;
    }
 
    public String signString(String toSign) {
@@ -134,16 +140,6 @@ public class SignRequest implements HttpRequestFilter {
       toSign.append(request.getMethod()).append("\n");
    }
 
-   SignRequest replaceUIDHeader(HttpRequest request) {
-      request.getHeaders().replaceValues(AtmosStorageHeaders.UID, Collections.singletonList(uid));
-      return this;
-   }
-
-   SignRequest replaceDateHeader(HttpRequest request) {
-      request.getHeaders().replaceValues(HttpHeaders.DATE, Collections.singletonList(timeStampProvider.get()));
-      return this;
-   }
-
    private void appendCanonicalizedHeaders(HttpRequest request, StringBuilder toSign) {
       // TreeSet == Sort the headers alphabetically.
       Set<String> headers = new TreeSet<String>(request.getHeaders().keySet());
@@ -155,8 +151,8 @@ public class SignRequest implements HttpRequestFilter {
             // replacing any
             // newline characters and extra embedded white spaces in the value.
             for (String value : request.getHeaders().get(header)) {
-               value = Utils.replaceAll(value, TWO_SPACE_PATTERN, " ");
+               value = Strings2.replaceAll(value, TWO_SPACE_PATTERN, " ");
-               value = Utils.replaceAll(value, NEWLINE_PATTERN, "");
+               value = Strings2.replaceAll(value, NEWLINE_PATTERN, "");
                toSign.append(value).append(' ');
             }
             toSign.deleteCharAt(toSign.lastIndexOf(" "));
@@ -171,8 +167,9 @@ public class SignRequest implements HttpRequestFilter {
    }
 
    private void appendPayloadMetadata(HttpRequest request, StringBuilder buffer) {
-      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata().getContentType()))
+      buffer.append(
-               .append("\n");
+            utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata()
+                  .getContentType())).append("\n");
    }
 
    @VisibleForTesting

atmos/src/main/java/org/jclouds/atmosonline/saas/functions/AtmosObjectName.java

@@ -19,6 +19,9 @@
 
 package org.jclouds.atmosonline.saas.functions;
 
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import javax.inject.Singleton;
 
 import org.jclouds.atmosonline.saas.domain.AtmosObject;
@@ -31,11 +34,14 @@ import com.google.common.base.Function;
  */
 @Singleton
 public class AtmosObjectName implements Function<Object, String> {
+   @Override
+   public String apply(Object input) {
+      checkArgument(checkNotNull(input, "input") instanceof AtmosObject,
+            "this function is only valid for AtmosObjects!");
+      AtmosObject object = AtmosObject.class.cast(input);
 
-   public String apply(Object in) {
+      return checkNotNull(object.getContentMetadata().getName() != null ? object.getContentMetadata().getName()
-      AtmosObject from = (AtmosObject) in;
+            : object.getSystemMetadata().getObjectName(), "objectName");
-      return from.getContentMetadata().getName() != null ? from.getContentMetadata().getName()
-               : from.getSystemMetadata().getObjectName();
    }
 
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/functions/ParseDirectoryListFromContentAndHeaders.java

@@ -19,13 +19,15 @@
 
 package org.jclouds.atmosonline.saas.functions;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import javax.inject.Inject;
 import javax.inject.Provider;
 import javax.inject.Singleton;
 
 import org.jclouds.atmosonline.saas.domain.BoundedSet;
 import org.jclouds.atmosonline.saas.domain.DirectoryEntry;
-import org.jclouds.atmosonline.saas.domain.internal.BoundedHashSet;
+import org.jclouds.atmosonline.saas.domain.internal.BoundedLinkedHashSet;
 import org.jclouds.atmosonline.saas.reference.AtmosStorageHeaders;
 import org.jclouds.atmosonline.saas.xml.ListDirectoryResponseHandler;
 import org.jclouds.http.HttpResponse;
@@ -40,25 +42,24 @@ import com.google.common.base.Function;
  * @author Adrian Cole
  */
 @Singleton
-public class ParseDirectoryListFromContentAndHeaders implements
+public class ParseDirectoryListFromContentAndHeaders implements Function<HttpResponse, BoundedSet<DirectoryEntry>> {
-         Function<HttpResponse, BoundedSet<DirectoryEntry>> {
 
    private final ParseSax.Factory factory;
    private final Provider<ListDirectoryResponseHandler> listHandlerProvider;
 
    @Inject
-   private ParseDirectoryListFromContentAndHeaders(Factory factory,
+   ParseDirectoryListFromContentAndHeaders(Factory factory, Provider<ListDirectoryResponseHandler> listHandlerProvider) {
-            Provider<ListDirectoryResponseHandler> orgHandlerProvider) {
+      this.factory = checkNotNull(factory, "factory");
-      this.factory = factory;
+      this.listHandlerProvider = checkNotNull(listHandlerProvider, "listHandlerProvider");
-      this.listHandlerProvider = orgHandlerProvider;
    }
 
    /**
     * parses the http response headers to create a new {@link BoundedSet} object.
     */
    public BoundedSet<DirectoryEntry> apply(HttpResponse from) {
+      checkNotNull(from, "http response");
       String token = from.getFirstHeaderOrNull(AtmosStorageHeaders.TOKEN);
-      return new BoundedHashSet<DirectoryEntry>(factory.create(listHandlerProvider.get()).parse(
+      return new BoundedLinkedHashSet<DirectoryEntry>(factory.create(listHandlerProvider.get()).parse(
-               from.getPayload().getInput()), token);
+            from.getPayload().getInput()), token);
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/functions/ParseObjectFromHeadersAndHttpContent.java

@@ -19,6 +19,7 @@
 
 package org.jclouds.atmosonline.saas.functions;
 
+import static com.google.common.base.Preconditions.checkNotNull;
 import static org.jclouds.http.HttpUtils.attemptToParseSizeAndRangeFromHeaders;
 
 import javax.inject.Inject;
@@ -44,11 +45,11 @@ public class ParseObjectFromHeadersAndHttpContent implements Function<HttpRespon
    private final AtmosObject.Factory objectProvider;
 
    @Inject
-   public ParseObjectFromHeadersAndHttpContent(ParseSystemMetadataFromHeaders metadataParser,
+   public ParseObjectFromHeadersAndHttpContent(ParseSystemMetadataFromHeaders systemMetadataParser,
-            ParseUserMetadataFromHeaders userMetadataParser, AtmosObject.Factory objectProvider) {
+         ParseUserMetadataFromHeaders userMetadataParser, AtmosObject.Factory objectProvider) {
-      this.systemMetadataParser = metadataParser;
+      this.systemMetadataParser = checkNotNull(systemMetadataParser, "systemMetadataParser");
-      this.userMetadataParser = userMetadataParser;
+      this.userMetadataParser = checkNotNull(userMetadataParser, "userMetadataParser");
-      this.objectProvider = objectProvider;
+      this.objectProvider = checkNotNull(objectProvider, "objectProvider");
    }
 
    /**
@@ -60,8 +61,9 @@ public class ParseObjectFromHeadersAndHttpContent implements Function<HttpRespon
     * @throws org.jclouds.http.HttpException
     */
    public AtmosObject apply(HttpResponse from) {
-      AtmosObject object = objectProvider.create(systemMetadataParser.apply(from),
+      checkNotNull(from, "http response");
-               userMetadataParser.apply(from));
+      AtmosObject object = objectProvider.create(systemMetadataParser.apply(from), userMetadataParser.apply(from));
+      object.getContentMetadata().setName(object.getSystemMetadata().getObjectName());
       object.getAllHeaders().putAll(from.getHeaders());
       object.setPayload(from.getPayload());
       object.getContentMetadata().setContentLength(attemptToParseSizeAndRangeFromHeaders(from));

atmos/src/main/java/org/jclouds/atmosonline/saas/functions/ParseSystemMetadataFromHeaders.java

@@ -45,10 +45,11 @@ public class ParseSystemMetadataFromHeaders implements Function<HttpResponse, Sy
 
    @Inject
    public ParseSystemMetadataFromHeaders(DateService dateService) {
-      this.dateService = dateService;
+      this.dateService = checkNotNull(dateService, "dateService");
    }
 
    public SystemMetadata apply(HttpResponse from) {
+      checkNotNull(from, "http response");
       String meta = checkNotNull(from.getFirstHeaderOrNull(AtmosStorageHeaders.META), AtmosStorageHeaders.META);
       Map<String, String> metaMap = Maps.newHashMap();
       String[] metas = meta.split(", ");
@@ -59,12 +60,12 @@ public class ParseSystemMetadataFromHeaders implements Function<HttpResponse, Sy
       assert metaMap.size() >= 12 : String.format("Should be 12 entries in %s", metaMap);
       byte[] md5 = metaMap.containsKey("content-md5") ? CryptoStreams.hex(metaMap.get("content-md5")) : null;
       return new SystemMetadata(md5, dateService.iso8601SecondsDateParse(checkNotNull(metaMap.get("atime"), "atime")),
-               dateService.iso8601SecondsDateParse(checkNotNull(metaMap.get("ctime"), "ctime")), checkNotNull(metaMap
+            dateService.iso8601SecondsDateParse(checkNotNull(metaMap.get("ctime"), "ctime")), checkNotNull(
-                        .get("gid"), "gid"), dateService.iso8601SecondsDateParse(checkNotNull(metaMap.get("itime"),
+                  metaMap.get("gid"), "gid"), dateService.iso8601SecondsDateParse(checkNotNull(metaMap.get("itime"),
-                        "itime")), dateService.iso8601SecondsDateParse(checkNotNull(metaMap.get("mtime"), "mtime")),
+                  "itime")), dateService.iso8601SecondsDateParse(checkNotNull(metaMap.get("mtime"), "mtime")),
-               Integer.parseInt(checkNotNull(metaMap.get("nlink"), "nlink")), checkNotNull(metaMap.get("objectid"),
+            Integer.parseInt(checkNotNull(metaMap.get("nlink"), "nlink")), checkNotNull(metaMap.get("objectid"),
-                        "objectid"), checkNotNull(metaMap.get("objname"), "objname"), checkNotNull(metaMap
+                  "objectid"), checkNotNull(metaMap.get("objname"), "objname"), checkNotNull(metaMap.get("policyname"),
-                        .get("policyname"), "policyname"), Long.parseLong(checkNotNull(metaMap.get("size"), "size")),
+                  "policyname"), Long.parseLong(checkNotNull(metaMap.get("size"), "size")),
-               FileType.fromValue(checkNotNull(metaMap.get("type"), "type")), checkNotNull(metaMap.get("uid"), "uid"));
+            FileType.fromValue(checkNotNull(metaMap.get("type"), "type")), checkNotNull(metaMap.get("uid"), "uid"));
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/functions/ParseUserMetadataFromHeaders.java

@@ -31,54 +31,55 @@ import org.jclouds.atmosonline.saas.reference.AtmosStorageHeaders;
 import org.jclouds.http.HttpResponse;
 
 import com.google.common.base.Function;
+import com.google.common.base.Predicate;
+import com.google.common.base.Splitter;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableMap.Builder;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Maps;
-import com.google.common.collect.Sets;
 
 /**
  * @author Adrian Cole
  */
 @Singleton
 public class ParseUserMetadataFromHeaders implements Function<HttpResponse, UserMetadata> {
-   private final Set<String> sysKeys = ImmutableSet.of("atime", "ctime", "gid", "itime", "mtime",
+   private static final Set<String> sysKeys = ImmutableSet.of("atime", "ctime", "gid", "itime", "mtime", "nlink",
-            "nlink", "policyname", "size", "uid");
+         "policyname", "size", "uid", "content-md5", "objectid", "objname", "type");
+   private static final Predicate<String> filter = new Predicate<String>() {
+
+      @Override
+      public boolean apply(String arg0) {
+         return !sysKeys.contains(arg0);
+      }
+
+   };
 
    public UserMetadata apply(HttpResponse from) {
-      UserMetadata md = new UserMetadata();
+      checkNotNull(from, "http response");
-      Map<String, String> metaMap = getMetaMap(checkNotNull(from
-               .getFirstHeaderOrNull(AtmosStorageHeaders.META), AtmosStorageHeaders.META));
 
-      Set<String> keys = Sets.difference(metaMap.keySet(), sysKeys);
+      Map<String, String> meta = Maps.filterKeys(
-      for (String key : keys) {
+            getMetaMap(checkNotNull(from.getFirstHeaderOrNull(AtmosStorageHeaders.META), AtmosStorageHeaders.META)),
-         md.getMetadata().put(key, metaMap.get(key));
+            filter);
-      }
-      if (from.getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_META) != null)
-         md.getListableMetadata().putAll(
-                  getMetaMap(from.getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_META)));
 
-      if (from.getFirstHeaderOrNull(AtmosStorageHeaders.TAGS) != null)
+      Map<String, String> listableMeta = (from.getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_META) != null) ? getMetaMap(from
-         md.getTags().addAll(getTags(from.getFirstHeaderOrNull(AtmosStorageHeaders.TAGS)));
+            .getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_META)) : ImmutableMap.<String, String> of();
-      if (from.getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_TAGS) != null)
+
-         md.getTags().addAll(getTags(from.getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_TAGS)));
+      Iterable<String> tags = (from.getFirstHeaderOrNull(AtmosStorageHeaders.TAGS) != null) ? Splitter.on(", ").split(
-      return md;
+            from.getFirstHeaderOrNull(AtmosStorageHeaders.TAGS)) : ImmutableSet.<String> of();
-   }
+
-
+      Iterable<String> listableTags = (from.getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_TAGS) != null) ? Splitter
-   private Set<String> getTags(String meta) {
+            .on(", ").split(from.getFirstHeaderOrNull(AtmosStorageHeaders.LISTABLE_TAGS)) : ImmutableSet.<String> of();
-      Set<String> tags = Sets.newTreeSet();
+
-      String[] metas = meta.split(", ");
+      return new UserMetadata(meta, listableMeta, tags, listableTags);
-      for (String entry : metas) {
-         tags.add(entry);
-      }
-      return tags;
    }
 
+   // TODO: change to guava
    private Map<String, String> getMetaMap(String meta) {
-      Map<String, String> metaMap = Maps.newHashMap();
+      Builder<String, String> metaMap = ImmutableMap.<String, String> builder();
-      String[] metas = meta.split(", ");
+      for (String entry : Splitter.on(", ").split(meta)) {
-      for (String entry : metas) {
          String[] entrySplit = entry.split("=");
          metaMap.put(entrySplit[0], entrySplit[1]);
       }
-      return metaMap;
+      return metaMap.build();
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/functions/ReturnEndpointIfAlreadyExists.java

@@ -19,26 +19,31 @@
 
 package org.jclouds.atmosonline.saas.functions;
 
-import static org.jclouds.util.Utils.propagateOrNull;
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.jclouds.util.Throwables2.propagateOrNull;
 
 import java.net.URI;
 
+import javax.annotation.Nullable;
+
 import org.jclouds.blobstore.KeyAlreadyExistsException;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.rest.InvocationContext;
 
+import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Function;
 
 /**
  * 
  * @author Adrian Cole
  */
-public class ReturnEndpointIfAlreadyExists implements Function<Exception, URI>, InvocationContext {
+public class ReturnEndpointIfAlreadyExists implements Function<Exception, URI>,
+      InvocationContext<ReturnEndpointIfAlreadyExists> {
 
    private URI endpoint;
 
    public URI apply(Exception from) {
-      if (from instanceof KeyAlreadyExistsException) {
+      if (checkNotNull(from, "exception") instanceof KeyAlreadyExistsException) {
          return endpoint;
       }
       return URI.class.cast(propagateOrNull(from));
@@ -46,7 +51,12 @@ public class ReturnEndpointIfAlreadyExists implements Function<Exception, URI>,
 
    @Override
    public ReturnEndpointIfAlreadyExists setContext(HttpRequest request) {
-      this.endpoint = request == null ? null : request.getEndpoint();
+      return setEndpoint(request == null ? null : request.getEndpoint());
+   }
+
+   @VisibleForTesting
+   ReturnEndpointIfAlreadyExists setEndpoint(@Nullable URI endpoint) {
+      this.endpoint = endpoint;
       return this;
    }
 

atmos/src/main/java/org/jclouds/atmosonline/saas/handlers/AtmosStorageClientErrorRetryHandler.java

@@ -60,7 +60,7 @@ public class AtmosStorageClientErrorRetryHandler implements HttpRetryHandler {
    public boolean shouldRetryRequest(HttpCommand command, HttpResponse response) {
       if (command.getFailureCount() > retryCountLimit)
          return false;
-      if (response.getStatusCode() == 404 && command.getRequest().getMethod().equals("DELETE")) {
+      if (response.getStatusCode() == 404 && command.getCurrentRequest().getMethod().equals("DELETE")) {
          command.incrementFailureCount();
          return true;
       } else if (response.getStatusCode() == 409 || response.getStatusCode() == 400) {

atmos/src/main/java/org/jclouds/atmosonline/saas/handlers/ParseAtmosStorageErrorFromXmlContent.java

@@ -42,7 +42,7 @@ import org.jclouds.http.HttpResponse;
 import org.jclouds.http.HttpResponseException;
 import org.jclouds.logging.Logger;
 import org.jclouds.rest.AuthorizationException;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Strings2;
 
 /**
  * This will parse and set an appropriate exception on the command object.
@@ -72,9 +72,9 @@ public class ParseAtmosStorageErrorFromXmlContent implements HttpErrorHandler {
          AtmosStorageError error = null;
          if (response.getPayload() != null) {
             try {
-               String content = Utils.toStringAndClose(response.getPayload().getInput());
+               String content = Strings2.toStringAndClose(response.getPayload().getInput());
                if (content != null && content.indexOf('<') >= 0) {
-                  error = utils.parseAtmosStorageErrorFromContent(command, response, Utils.toInputStream(content));
+                  error = utils.parseAtmosStorageErrorFromContent(command, response, Strings2.toInputStream(content));
                } else {
                   exception = content != null ? new HttpResponseException(command, response, content) : exception;
                }
@@ -83,7 +83,7 @@ public class ParseAtmosStorageErrorFromXmlContent implements HttpErrorHandler {
             }
          }
          if (error != null && error.getCode() == 1016) {
-            File file = new File(command.getRequest().getEndpoint().getPath());
+            File file = new File(command.getCurrentRequest().getEndpoint().getPath());
             exception = new KeyAlreadyExistsException(file.getParentFile().getAbsolutePath(), file.getName());
          } else {
             switch (response.getStatusCode()) {
@@ -91,10 +91,10 @@ public class ParseAtmosStorageErrorFromXmlContent implements HttpErrorHandler {
                exception = new AuthorizationException(exception.getMessage(), exception);
                break;
             case 404:
-               if (!command.getRequest().getMethod().equals("DELETE")) {
+               if (!command.getCurrentRequest().getMethod().equals("DELETE")) {
-                  String message = error != null ? error.getMessage() : String.format("%s -> %s", command.getRequest()
+                  String message = error != null ? error.getMessage() : String.format("%s -> %s", command.getCurrentRequest()
                         .getRequestLine(), response.getStatusLine());
-                  String path = command.getRequest().getEndpoint().getPath();
+                  String path = command.getCurrentRequest().getEndpoint().getPath();
                   Matcher matcher = DIRECTORY_PATH.matcher(path);
                   if (matcher.find()) {
                      exception = new ContainerNotFoundException(matcher.group(1), message);

atmos/src/main/java/org/jclouds/atmosonline/saas/util/AtmosStorageUtils.java

@@ -36,7 +36,7 @@ import org.jclouds.http.HttpCommand;
 import org.jclouds.http.HttpException;
 import org.jclouds.http.HttpResponse;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Assertions;
 
 import com.google.common.base.Supplier;
 
@@ -61,7 +61,7 @@ public class AtmosStorageUtils {
             InputStream content) throws HttpException {
       AtmosStorageError error = (AtmosStorageError) factory.create(errorHandlerProvider.get()).parse(content);
       if (error.getCode() == 1032) {
-         error.setStringSigned(signer.createStringToSign(command.getRequest()));
+         error.setStringSigned(signer.createStringToSign(command.getCurrentRequest()));
       }
       return error;
 
@@ -77,7 +77,7 @@ public class AtmosStorageUtils {
 
    public static void deleteAndEnsureGone(final AtmosStorageClient sync, final String path) {
       try {
-         if (!Utils.eventuallyTrue(new Supplier<Boolean>() {
+         if (!Assertions.eventuallyTrue(new Supplier<Boolean>() {
             public Boolean get() {
                sync.deletePath(path);
                return !sync.pathExists(path);

atmos/src/main/java/org/jclouds/atmosonline/saas/xml/ListDirectoryResponseHandler.java

@@ -19,7 +19,7 @@
 
 package org.jclouds.atmosonline.saas.xml;
 
-import java.util.SortedSet;
+import java.util.Set;
 
 import org.jclouds.atmosonline.saas.domain.DirectoryEntry;
 import org.jclouds.atmosonline.saas.domain.FileType;
@@ -34,17 +34,16 @@ import com.google.common.collect.Sets;
  * @see <a href="https://community.emc.com/community/labs/atmos_online" />
  * @author Adrian Cole
  */
-public class ListDirectoryResponseHandler extends
+public class ListDirectoryResponseHandler extends ParseSax.HandlerWithResult<Set<DirectoryEntry>> {
-         ParseSax.HandlerWithResult<SortedSet<DirectoryEntry>> {
 
-   private SortedSet<DirectoryEntry> entries = Sets.newTreeSet();
+   private Set<DirectoryEntry> entries = Sets.newLinkedHashSet();
    private String currentObjectId;
    private FileType currentType;
    private String currentName;
 
    private StringBuilder currentText = new StringBuilder();
 
-   public SortedSet<DirectoryEntry> getResult() {
+   public Set<DirectoryEntry> getResult() {
       return entries;
    }
 

atmos/src/test/java/org/jclouds/atmosonline/saas/AtmosStorageAsyncClientTest.java

@@ -61,11 +61,12 @@ import com.google.inject.Module;
 import com.google.inject.TypeLiteral;
 
 /**
- * Tests behavior of {@code AtmosStorageClient}
+ * Tests behavior of {@code AtmosStorageAsyncClient}
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "emcsaas.AtmosStorageClientTest")
+// NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
+@Test(groups = "unit", testName = "AtmosStorageAsyncClientTest")
 public class AtmosStorageAsyncClientTest extends RestClientTest<AtmosStorageAsyncClient> {
 
    private BlobToObject blobToObject;

atmos/src/test/java/org/jclouds/atmosonline/saas/AtmosStorageClientLiveTest.java

@@ -40,7 +40,8 @@ import org.jclouds.blobstore.integration.internal.BaseBlobStoreIntegrationTest;
 import org.jclouds.http.HttpResponseException;
 import org.jclouds.io.Payloads;
 import org.jclouds.io.payloads.InputStreamPayload;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Assertions;
+import org.jclouds.util.Strings2;
 import org.testng.annotations.Test;
 
 import com.google.common.base.Supplier;
@@ -53,7 +54,7 @@ import com.google.common.collect.Sets;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "live", sequential = true, testName = "emcsaas.AtmosStorageClientLiveTest")
+@Test(groups = "live", sequential = true)
 public class AtmosStorageClientLiveTest extends BaseBlobStoreIntegrationTest {
 
    public AtmosStorageClient getApi() {
@@ -187,7 +188,7 @@ public class AtmosStorageClientLiveTest extends BaseBlobStoreIntegrationTest {
    }
 
    Object makeData(String in, boolean stream) {
-      return stream ? Utils.toInputStream(in) : in;
+      return stream ? Strings2.toInputStream(in) : in;
    }
 
    private void createOrReplaceObject(String name, Object data, String metadataValue) throws Exception {
@@ -239,14 +240,14 @@ public class AtmosStorageClientLiveTest extends BaseBlobStoreIntegrationTest {
    private static void verifyHeadObject(AtmosStorageClient connection, String path, String metadataValue)
             throws InterruptedException, ExecutionException, TimeoutException, IOException {
       AtmosObject getBlob = connection.headFile(path);
-      assertEquals(Utils.toStringAndClose(getBlob.getPayload().getInput()), "");
+      assertEquals(Strings2.toStringAndClose(getBlob.getPayload().getInput()), "");
       verifyMetadata(metadataValue, getBlob);
    }
 
    private static void verifyObject(AtmosStorageClient connection, String path, String compare, String metadataValue)
             throws InterruptedException, ExecutionException, TimeoutException, IOException {
       AtmosObject getBlob = connection.readFile(path);
-      assertEquals(Utils.toStringAndClose(getBlob.getPayload().getInput()), compare);
+      assertEquals(Strings2.toStringAndClose(getBlob.getPayload().getInput()), compare);
       verifyMetadata(metadataValue, getBlob);
    }
 
@@ -269,7 +270,7 @@ public class AtmosStorageClientLiveTest extends BaseBlobStoreIntegrationTest {
       assert md.getUserID() != null;
 
       try {
-         Utils.toStringAndClose(URI.create(
+         Strings2.toStringAndClose(URI.create(
                   "http://accesspoint.emccis.com/rest/objects/" + getBlob.getSystemMetadata().getObjectID()).toURL()
                   .openStream());
          assert false : "shouldn't have worked, since it is private";
@@ -325,7 +326,7 @@ public class AtmosStorageClientLiveTest extends BaseBlobStoreIntegrationTest {
          getApi().deletePath(path);
       } catch (KeyNotFoundException ex) {
       }
-      assert Utils.eventuallyTrue(new Supplier<Boolean>() {
+      assert Assertions.eventuallyTrue(new Supplier<Boolean>() {
          public Boolean get() {
             return !getApi().pathExists(path);
          }

atmos/src/test/java/org/jclouds/atmosonline/saas/ProvidersInPropertiesTest.java

@@ -20,7 +20,7 @@
 package org.jclouds.atmosonline.saas;
 
 import org.jclouds.blobstore.util.BlobStoreUtils;
-import org.jclouds.util.Utils;
+import org.jclouds.rest.Providers;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.Iterables;
@@ -35,7 +35,7 @@ public class ProvidersInPropertiesTest {
 
    @Test
    public void testSupportedProviders() {
-      Iterable<String> providers = Utils.getSupportedProviders();
+      Iterable<String> providers = Providers.getSupportedProviders();
       assert Iterables.contains(providers, "atmosonline") : providers;
       assert Iterables.contains(providers, "synaptic") : providers;
    }

atmos/src/test/java/org/jclouds/atmosonline/saas/binders/BindMetadataToHeadersTest.java

@@ -0,0 +1,89 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed 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.atmosonline.saas.binders;
+
+import static org.testng.Assert.assertEquals;
+
+import java.io.File;
+import java.net.URI;
+
+import javax.ws.rs.HttpMethod;
+
+import org.jclouds.atmosonline.saas.domain.AtmosObject;
+import org.jclouds.http.HttpRequest;
+import org.jclouds.io.Payload;
+import org.jclouds.io.Payloads;
+import org.testng.annotations.Test;
+
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+
+/**
+ * Tests behavior of {@code BindMetadataToHeaders}
+ * 
+ * @author Adrian Cole
+ */
+@Test(groups = "unit")
+public class BindMetadataToHeadersTest {
+   Injector injector = Guice.createInjector();
+   BindMetadataToHeaders binder = injector.getInstance(BindMetadataToHeaders.class);
+
+   public void testGood() {
+      AtmosObject object = injector.getInstance(AtmosObject.Factory.class).create(null);
+      Payload payload = Payloads.newStringPayload("");
+      object.setPayload(payload);
+      object.getUserMetadata().getListableMetadata().put("apple", "bear");
+      object.getUserMetadata().getListableMetadata().put("sushi", "king");
+      HttpRequest request = new HttpRequest("GET", URI.create("http://localhost"));
+      request = binder.bindToRequest(request, object);
+      assertEquals(request.getFirstHeaderOrNull("x-emc-listable-meta"), "apple=bear,sushi=king");
+   }
+
+   @Test(expectedExceptions = IllegalArgumentException.class)
+   public void testMustBeAtmosObject() {
+      HttpRequest request = new HttpRequest(HttpMethod.POST, URI.create("http://localhost"));
+      binder.bindToRequest(request, new File("foo"));
+   }
+
+   @Test(expectedExceptions = NullPointerException.class)
+   public void testNullIsBad() {
+      HttpRequest request = HttpRequest.builder().method("GET").endpoint(URI.create("http://momma")).build();
+      binder.bindToRequest(request, null);
+   }
+
+   @Test(expectedExceptions = NullPointerException.class)
+   public void testNullPayloadIsBad() {
+      AtmosObject object = injector.getInstance(AtmosObject.Factory.class).create(null);
+      HttpRequest request = new HttpRequest("GET", URI.create("http://localhost"));
+      binder.bindToRequest(request, object);
+   }
+   
+   @Test(expectedExceptions = IllegalArgumentException.class)
+   public void testNullContentLengthIllegal() {
+      AtmosObject object = injector.getInstance(AtmosObject.Factory.class).create(null);
+      Payload payload = Payloads.newStringPayload("");
+      payload.getContentMetadata().setContentLength(null);
+      object.setPayload(payload);
+      HttpRequest request = new HttpRequest("GET", URI.create("http://localhost"));
+      binder.bindToRequest(request, object);
+   }
+
+ 
+}

atmos/src/test/java/org/jclouds/atmosonline/saas/binders/BindUserMetadataToHeadersTest.java

@@ -21,8 +21,11 @@ package org.jclouds.atmosonline.saas.binders;
 
 import static org.testng.Assert.assertEquals;
 
+import java.io.File;
 import java.net.URI;
 
+import javax.ws.rs.HttpMethod;
+
 import org.jclouds.atmosonline.saas.domain.UserMetadata;
 import org.jclouds.http.HttpRequest;
 import org.testng.annotations.Test;
@@ -35,59 +38,56 @@ import com.google.inject.Injector;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "atmossaas.BindUserMetadataToHeadersTest")
+@Test(groups = "unit")
 public class BindUserMetadataToHeadersTest {
+   Injector injector = Guice.createInjector();
+   BindUserMetadataToHeaders binder = injector.getInstance(BindUserMetadataToHeaders.class);
 
    public void testMeta() {
-      Injector injector = Guice.createInjector();
-      BindUserMetadataToHeaders binder = injector
-               .getInstance(BindUserMetadataToHeaders.class);
-    
       UserMetadata metadata = new UserMetadata();
-      metadata.getMetadata().put("apple","bear");
+      metadata.getMetadata().put("apple", "bear");
-      metadata.getMetadata().put("sushi","king");
+      metadata.getMetadata().put("sushi", "king");
-      HttpRequest request = new HttpRequest("GET",URI.create("http://localhost"));
+      HttpRequest request = new HttpRequest("GET", URI.create("http://localhost"));
-      binder.bindToRequest(request, metadata);
+      request = binder.bindToRequest(request, metadata);
       assertEquals(request.getFirstHeaderOrNull("x-emc-meta"), "apple=bear,sushi=king");
    }
 
    public void testListableMeta() {
-      Injector injector = Guice.createInjector();
-      BindUserMetadataToHeaders binder = injector
-               .getInstance(BindUserMetadataToHeaders.class);
-    
       UserMetadata metadata = new UserMetadata();
-      metadata.getListableMetadata().put("apple","bear");
+      metadata.getListableMetadata().put("apple", "bear");
-      metadata.getListableMetadata().put("sushi","king");
+      metadata.getListableMetadata().put("sushi", "king");
-      HttpRequest request = new HttpRequest("GET",URI.create("http://localhost"));
+      HttpRequest request = new HttpRequest("GET", URI.create("http://localhost"));
-      binder.bindToRequest(request, metadata);
+      request = binder.bindToRequest(request, metadata);
       assertEquals(request.getFirstHeaderOrNull("x-emc-listable-meta"), "apple=bear,sushi=king");
    }
 
-   
    public void testTags() {
-      Injector injector = Guice.createInjector();
-      BindUserMetadataToHeaders binder = injector
-               .getInstance(BindUserMetadataToHeaders.class);
-    
       UserMetadata tagsdata = new UserMetadata();
       tagsdata.getTags().add("apple");
       tagsdata.getTags().add("sushi");
-      HttpRequest request = new HttpRequest("GET",URI.create("http://localhost"));
+      HttpRequest request = new HttpRequest("GET", URI.create("http://localhost"));
-      binder.bindToRequest(request, tagsdata);
+      request = binder.bindToRequest(request, tagsdata);
       assertEquals(request.getFirstHeaderOrNull("x-emc-tags"), "apple,sushi");
    }
 
    public void testListableTags() {
-      Injector injector = Guice.createInjector();
-      BindUserMetadataToHeaders binder = injector
-               .getInstance(BindUserMetadataToHeaders.class);
-    
       UserMetadata tagsdata = new UserMetadata();
       tagsdata.getListableTags().add("apple");
       tagsdata.getListableTags().add("sushi");
-      HttpRequest request = new HttpRequest("GET",URI.create("http://localhost"));
+      HttpRequest request = new HttpRequest("GET", URI.create("http://localhost"));
-      binder.bindToRequest(request, tagsdata);
+      request = binder.bindToRequest(request, tagsdata);
       assertEquals(request.getFirstHeaderOrNull("x-emc-listable-tags"), "apple,sushi");
    }
+
+   @Test(expectedExceptions = IllegalArgumentException.class)
+   public void testMustBeUserMetadata() {
+      HttpRequest request = new HttpRequest(HttpMethod.POST, URI.create("http://localhost"));
+      binder.bindToRequest(request, new File("foo"));
+   }
+
+   @Test(expectedExceptions = { NullPointerException.class, IllegalStateException.class })
+   public void testNullIsBad() {
+      HttpRequest request = HttpRequest.builder().method("GET").endpoint(URI.create("http://momma")).build();
+      binder.bindToRequest(request, null);
+   }
 }

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/AtmosBlobRequestSignerTest.java

@@ -45,7 +45,13 @@ import com.google.common.base.Supplier;
 import com.google.inject.Module;
 import com.google.inject.TypeLiteral;
 
-@Test(groups = "unit", testName = "emcsaas.AtmosBlobRequestSignerTest")
+/**
+ * Tests behavior of {@code AtmosBlobRequestSigner}
+ * 
+ * @author Adrian Cole
+ */
+// NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
+@Test(groups = "unit", testName = "AtmosBlobRequestSignerTest")
 public class AtmosBlobRequestSignerTest extends RestClientTest<AtmosStorageAsyncClient> {
 
    private BlobRequestSigner signer;

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/config/AtmosBlobStoreModuleTest.java

@@ -37,7 +37,7 @@ import com.google.inject.Module;
 /**
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "emcsaas.AtmosBlobStoreModuleTest")
+@Test(groups = "unit")
 public class AtmosBlobStoreModuleTest {
 
    Injector createInjector() {

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/functions/ObjectToBlobMetadataTest.java

@@ -31,7 +31,7 @@ import com.google.inject.Injector;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "atmossaas.ObjectToBlobMetadataTest")
+@Test(groups = "unit")
 public class ObjectToBlobMetadataTest {
 
    public void testFromWhenTypeIsDirectory() {

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/functions/ResourceMetadataListToDirectoryEntryList.java

@@ -24,7 +24,7 @@ import javax.inject.Singleton;
 import org.jclouds.atmosonline.saas.domain.BoundedSet;
 import org.jclouds.atmosonline.saas.domain.DirectoryEntry;
 import org.jclouds.atmosonline.saas.domain.FileType;
-import org.jclouds.atmosonline.saas.domain.internal.BoundedHashSet;
+import org.jclouds.atmosonline.saas.domain.internal.BoundedLinkedHashSet;
 import org.jclouds.blobstore.domain.StorageMetadata;
 import org.jclouds.blobstore.domain.StorageType;
 
@@ -42,7 +42,7 @@ public class ResourceMetadataListToDirectoryEntryList
    public BoundedSet<DirectoryEntry> apply(
             org.jclouds.blobstore.domain.PageSet<? extends StorageMetadata> from) {
 
-      return new BoundedHashSet<DirectoryEntry>(Iterables.transform(from,
+      return new BoundedLinkedHashSet<DirectoryEntry>(Iterables.transform(from,
                new Function<StorageMetadata, DirectoryEntry>() {
                   public DirectoryEntry apply(StorageMetadata from) {
                      FileType type = (from.getType() == StorageType.FOLDER || from.getType() == StorageType.RELATIVE_PATH) ? FileType.DIRECTORY

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosBlobSignerLiveTest.java

@@ -26,7 +26,7 @@ import org.testng.annotations.Test;
  * 
  * @author Adrian Cole
  */
-@Test(groups = { "live" }, testName = "emcsaas.AtmosBlobSignerLiveTest")
+@Test(groups = { "live" })
 public class AtmosBlobSignerLiveTest extends BaseBlobSignerLiveTest {
 
 }

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosStorageContainerIntegrationLiveTest.java

@@ -31,7 +31,7 @@ import org.testng.annotations.Test;
 /**
  * @author Adrian Cole
  */
-@Test(groups = "live", testName = "emcsaas.AtmosStorageContainerIntegrationTest")
+@Test(groups = "live")
 public class AtmosStorageContainerIntegrationLiveTest extends BaseContainerIntegrationTest {
 
    @Override

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosStorageContainerLiveTest.java

@@ -25,7 +25,7 @@ import org.testng.annotations.Test;
 /**
  * @author Adrian Cole
  */
-@Test(groups = { "live" }, testName = "emcsaas.AtmosStorageContainerLiveTest")
+@Test(groups = { "live" })
 public class AtmosStorageContainerLiveTest extends BaseContainerLiveTest {
 
 }

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosStorageInputStreamMapIntegrationLiveTest.java

@@ -28,7 +28,7 @@ import org.testng.annotations.Test;
 /**
  * @author Adrian Cole
  */
-@Test(groups = "live", testName = "emcsaas.AtmosStorageInputStreamMapIntegrationTest")
+@Test(groups = "live")
 public class AtmosStorageInputStreamMapIntegrationLiveTest extends BaseInputStreamMapIntegrationTest {
 
    @Override

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosStorageIntegrationLiveTest.java

@@ -34,7 +34,7 @@ import org.testng.annotations.Test;
  * 
  * @author Adrian Cole
  */
-@Test(groups = { "integration", "live" }, testName = "emcsaas.AtmosStorageIntegrationTest")
+@Test(groups = { "integration", "live" })
 public class AtmosStorageIntegrationLiveTest extends BaseBlobIntegrationTest {
 
    @DataProvider(name = "delete")

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosStorageLiveTest.java

@@ -28,7 +28,7 @@ import org.testng.annotations.Test;
  * 
  * @author Adrian Cole
  */
-@Test(groups = { "live" }, testName = "emcsaas.AtmosStorageLiveTest")
+@Test(groups = { "live" })
 public class AtmosStorageLiveTest extends BaseBlobLiveTest {
    protected void checkMD5(String container, String name, byte[] md5) {
       // atmos does not support content-md5 yet

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosStorageMapIntegrationLiveTest.java

@@ -29,7 +29,7 @@ import org.testng.annotations.Test;
 /**
  * @author Adrian Cole
  */
-@Test(groups = "live", testName = "emcsaas.AtmosStorageMapIntegrationTest")
+@Test(groups = "live")
 public class AtmosStorageMapIntegrationLiveTest extends BaseBlobMapIntegrationTest {
 
    @Override

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/integration/AtmosStorageServiceIntegrationLiveTest.java

@@ -25,7 +25,7 @@ import org.testng.annotations.Test;
 /**
  * @author Adrian Cole
  */
-@Test(groups = "live", testName = "emcsaas.AtmosStorageServiceIntegrationTest")
+@Test(groups = "live")
 public class AtmosStorageServiceIntegrationLiveTest extends BaseServiceIntegrationTest {
 
 }

atmos/src/test/java/org/jclouds/atmosonline/saas/filters/SignRequestTest.java

@@ -36,57 +36,75 @@ import org.jclouds.date.TimeStamp;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.RequiresHttp;
 import org.jclouds.logging.config.NullLoggingModule;
+import org.jclouds.rest.BaseRestClientTest.MockModule;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.RestContextFactory;
-import org.jclouds.rest.BaseRestClientTest.MockModule;
+import org.jclouds.util.Strings2;
-import org.jclouds.util.Utils;
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
 import com.google.common.base.Supplier;
+import com.google.common.collect.ImmutableMultimap;
+import com.google.common.collect.ImmutableMultimap.Builder;
 import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Multimap;
 import com.google.inject.Injector;
 import com.google.inject.Module;
 
-@Test(groups = "unit", testName = "emcsaas.SignRequestTest")
+/**
+ * 
+ * @author Adrian Cole
+ */
+@Test(groups = "unit")
 public class SignRequestTest {
 
+   private static final String EXPECTED_SIGNATURE = "WHJo1MFevMnK4jCthJ974L3YHoo=";
+   private static final String UID = "6039ac182f194e15b9261d73ce044939/user1";
+   private static final String DEFAULT_DATE = "Thu, 05 Jun 2008 16:38:19 GMT";
    private static final String KEY = "LJLuryj6zs8ste6Y3jTGQp71xq0=";
 
    private SignRequest filter;
 
    @Test
    void testCreateStringToSign() throws IOException {
-      String expects = Utils.toStringAndClose(getClass().getResourceAsStream("/hashstring.txt"));
+      String expects = Strings2.toStringAndClose(getClass().getResourceAsStream("/hashstring.txt"));
-      HttpRequest request = newRequest();
+      HttpRequest request = newRequest(preconstructedHeaders().build());
-      String toSign = filter.replaceDateHeader(request).createStringToSign(request);
+      String toSign = filter.createStringToSign(request);
       assertEquals(toSign, expects);
    }
 
    @Test
-   void testUid() throws IOException, NoSuchAlgorithmException, InvalidKeyException {
+   void testSignString() throws IOException, NoSuchAlgorithmException, InvalidKeyException {
-      HttpRequest request = newRequest();
+      HttpRequest request = newRequest(preconstructedHeaders().build());
-      filter.replaceUIDHeader(request);
+      String toSign = filter.createStringToSign(request);
-      assertEquals(request.getFirstHeaderOrNull(AtmosStorageHeaders.UID), "user");
+      String signature = filter.signString(toSign);
+      assertEquals(signature, EXPECTED_SIGNATURE);
    }
 
    @Test
-   void testSignString() throws IOException, NoSuchAlgorithmException, InvalidKeyException {
+   void testFilter() throws IOException, NoSuchAlgorithmException, InvalidKeyException {
-      String expects = "WHJo1MFevMnK4jCthJ974L3YHoo=";
+      HttpRequest request = newRequest(inputHeaders().build());
+      request = filter.filter(request);
+      assertEquals(request.getFirstHeaderOrNull(AtmosStorageHeaders.SIGNATURE), EXPECTED_SIGNATURE);
+   }
 
-      HttpRequest request = newRequest();
+   @Test
-      String toSign = filter.replaceDateHeader(request).createStringToSign(request);
+   void testFilterReplacesOldValues() throws IOException, NoSuchAlgorithmException, InvalidKeyException {
-      String signature = filter.signString(toSign);
+      HttpRequest request = newRequest(inputHeaders().put(AtmosStorageHeaders.SIGNATURE, "foo")
-      assertEquals(signature, expects);
+            .put(HttpHeaders.DATE, "foo").put(AtmosStorageHeaders.DATE, "foo").put(AtmosStorageHeaders.UID, "foo")
+            .build());
+      request = filter.filter(request);
+      assertEquals(request.getFirstHeaderOrNull(AtmosStorageHeaders.SIGNATURE), EXPECTED_SIGNATURE);
    }
 
    @BeforeClass
    protected void createFilter() {
-      Injector injector = new RestContextFactory().createContextBuilder(
+      Injector injector = new RestContextFactory()
-               "atmosonline",
+            .createContextBuilder(
-               "user",
+                  "atmosonline",
-               KEY,
+                  UID,
-               ImmutableSet.<Module> of(new MockModule(), new TestAtmosStorageRestClientModule(),
+                  KEY,
+                  ImmutableSet.<Module> of(new MockModule(), new TestAtmosStorageRestClientModule(),
                         new NullLoggingModule()), new Properties()).buildInjector();
 
       filter = injector.getInstance(SignRequest.class);
@@ -96,6 +114,7 @@ public class SignRequestTest {
    @RequiresHttp
    @ConfiguresRestClient
    private static final class TestAtmosStorageRestClientModule extends AtmosStorageRestClientModule {
+
       @Override
       protected void configure() {
          super.configure();
@@ -103,24 +122,34 @@ public class SignRequestTest {
 
       @Override
       protected String provideTimeStamp(@TimeStamp Supplier<String> cache) {
-         return "Thu, 05 Jun 2008 16:38:19 GMT";
+         return DEFAULT_DATE;
       }
    }
 
-   public HttpRequest newRequest() {
+   public HttpRequest newRequest(Multimap<String, String> headers) {
-      HttpRequest request = new HttpRequest("POST", URI.create("http://localhost/rest/objects"));
+      HttpRequest request = new HttpRequest("POST", URI.create("http://localhost/rest/objects"), headers);
       request.setPayload("");
       request.getPayload().getContentMetadata().setContentLength(4286l);
       request.getPayload().getContentMetadata().setContentType(MediaType.APPLICATION_OCTET_STREAM);
-
-      request.getHeaders().put(AtmosStorageHeaders.LISTABLE_META, "part4/part7/part8=quick");
-      request.getHeaders().put(AtmosStorageHeaders.META, "part1=buy");
-      request.getHeaders().put(HttpHeaders.ACCEPT, "*/*");
-      request.getHeaders().put(AtmosStorageHeaders.USER_ACL, "john=FULL_CONTROL,mary=WRITE");
-      request.getHeaders().put(AtmosStorageHeaders.DATE, "Thu, 05 Jun 2008 16:38:19 GMT");
-      request.getHeaders().put(AtmosStorageHeaders.GROUP_ACL, "other=NONE");
-      request.getHeaders().put(HttpHeaders.HOST, "10.5.115.118");
-      request.getHeaders().put(AtmosStorageHeaders.UID, "6039ac182f194e15b9261d73ce044939/user1");
       return request;
    }
+
+   protected Builder<String, String> preconstructedHeaders() {
+      Builder<String, String> builder = inputHeaders();
+      builder.put(HttpHeaders.DATE, DEFAULT_DATE);
+      builder.put(AtmosStorageHeaders.UID, UID);
+      return builder;
+   }
+
+   protected Builder<String, String> inputHeaders() {
+      Builder<String, String> builder = ImmutableMultimap.builder();
+      builder.put(AtmosStorageHeaders.LISTABLE_META, "part4/part7/part8=quick");
+      builder.put(AtmosStorageHeaders.META, "part1=buy");
+      builder.put(HttpHeaders.ACCEPT, "*/*");
+      builder.put(AtmosStorageHeaders.USER_ACL, "john=FULL_CONTROL,mary=WRITE");
+      builder.put(AtmosStorageHeaders.GROUP_ACL, "other=NONE");
+      builder.put(AtmosStorageHeaders.DATE, DEFAULT_DATE);
+      builder.put(HttpHeaders.HOST, "10.5.115.118");
+      return builder;
+   }
 }

atmos/src/test/java/org/jclouds/atmosonline/saas/functions/AtmosObjectNameTest.java

@@ -0,0 +1,69 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed 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.atmosonline.saas.functions;
+
+import static org.testng.Assert.assertEquals;
+
+import java.io.File;
+
+import org.jclouds.atmosonline.saas.domain.AtmosObject;
+import org.jclouds.atmosonline.saas.domain.AtmosObject.Factory;
+import org.jclouds.atmosonline.saas.domain.SystemMetadata;
+import org.jclouds.atmosonline.saas.domain.UserMetadata;
+import org.testng.annotations.Test;
+
+import com.google.inject.Guice;
+
+/**
+ * 
+ * @author Adrian Cole
+ */
+@Test(groups = "unit")
+public class AtmosObjectNameTest {
+   AtmosObjectName fn = new AtmosObjectName();
+   private static final Factory BLOB_FACTORY = Guice.createInjector().getInstance(AtmosObject.Factory.class);
+
+   @Test
+   public void testCorrectContentMetadataName() throws SecurityException, NoSuchMethodException {
+
+      AtmosObject blob = BLOB_FACTORY.create(null);
+      blob.getContentMetadata().setName("foo");
+
+      assertEquals(fn.apply(blob), "foo");
+   }
+
+   @Test
+   public void testCorrectSystemMetadataObjectName() throws SecurityException, NoSuchMethodException {
+
+      AtmosObject blob = BLOB_FACTORY.create(new SystemMetadata(null, null, null, null, null, null, 0, null, "foo",
+            null, 0, null, null), new UserMetadata());
+      assertEquals(fn.apply(blob), "foo");
+   }
+
+   @Test(expectedExceptions = IllegalArgumentException.class)
+   public void testMustBeAtmosObject() {
+      fn.apply(new File("foo"));
+   }
+
+   @Test(expectedExceptions = { NullPointerException.class, IllegalStateException.class })
+   public void testNullIsBad() {
+      fn.apply(null);
+   }
+}

atmos/src/test/java/org/jclouds/atmosonline/saas/functions/ParseDirectoryListFromContentAndHeadersTest.java

@@ -0,0 +1,79 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed 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.atmosonline.saas.functions;
+
+import static org.testng.Assert.assertEquals;
+
+import java.util.Set;
+
+import org.jclouds.atmosonline.saas.domain.BoundedSet;
+import org.jclouds.atmosonline.saas.domain.DirectoryEntry;
+import org.jclouds.atmosonline.saas.domain.FileType;
+import org.jclouds.atmosonline.saas.domain.internal.BoundedLinkedHashSet;
+import org.jclouds.atmosonline.saas.reference.AtmosStorageHeaders;
+import org.jclouds.http.HttpResponse;
+import org.jclouds.http.functions.BaseHandlerTest;
+import org.jclouds.io.Payloads;
+import org.testng.annotations.Test;
+
+import com.google.common.base.Function;
+import com.google.common.collect.ImmutableMultimap;
+import com.google.common.collect.Sets;
+
+/**
+ * Tests behavior of {@code ParseDirectoryListFromContentAndHeaders}
+ * 
+ * @author Adrian Cole
+ */
+//NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
+@Test(groups = "unit", testName = "ParseDirectoryListFromContentAndHeadersTest")
+public class ParseDirectoryListFromContentAndHeadersTest extends BaseHandlerTest {
+
+   Function<HttpResponse, BoundedSet<DirectoryEntry>> createFn() {
+      return injector.getInstance(ParseDirectoryListFromContentAndHeaders.class);
+   }
+
+   public void testWithToken() {
+      HttpResponse response = new HttpResponse(200, "ok", Payloads.newPayload(getClass().getResourceAsStream(
+            "/list_basic.xml")), ImmutableMultimap.of(AtmosStorageHeaders.TOKEN, "token"));
+
+      BoundedSet<DirectoryEntry> result = createFn().apply(response);
+      assertEquals(result, new BoundedLinkedHashSet<DirectoryEntry>(values(), "token"));
+      assertEquals(result.getToken(), "token");
+   }
+
+   public void testWithoutToken() {
+      HttpResponse response = new HttpResponse(200, "ok", Payloads.newPayload(getClass().getResourceAsStream(
+            "/list_basic.xml")));
+      BoundedSet<DirectoryEntry> result = createFn().apply(response);
+
+      assertEquals(result, values());
+      assertEquals(result.getToken(), null);
+   }
+
+   protected Set<DirectoryEntry> values() {
+      Set<DirectoryEntry> expected = Sets.newLinkedHashSet();
+      expected.add(new DirectoryEntry("4980cdb2a411106a04a4538c92a1b204ad92077de6e3", FileType.DIRECTORY,
+            "adriancole-blobstore-2096685753"));
+      expected.add(new DirectoryEntry("4980cdb2a410105404980d99e53a0504ad93939e7dc3", FileType.DIRECTORY,
+            "adriancole-blobstore247496608"));
+      return expected;
+   }
+}

atmos/src/test/java/org/jclouds/atmosonline/saas/functions/ParseObjectFromHeadersAndHttpContentTest.java

@@ -0,0 +1,66 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed 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.atmosonline.saas.functions;
+
+import static org.testng.Assert.assertEquals;
+
+import org.jclouds.atmosonline.saas.domain.AtmosObject;
+import org.jclouds.atmosonline.saas.reference.AtmosStorageHeaders;
+import org.jclouds.http.HttpResponse;
+import org.jclouds.io.Payloads;
+import org.testng.annotations.Test;
+
+import com.google.common.collect.ImmutableMultimap;
+import com.google.inject.Guice;
+
+/**
+ * Tests behavior of {@code ParseObjectFromHeadersAndHttpContent}
+ * 
+ * @author Adrian Cole
+ */
+@Test(groups = "unit")
+public class ParseObjectFromHeadersAndHttpContentTest {
+
+   static final HttpResponse RESPONSE = new HttpResponse(200, "ok", Payloads.newStringPayload(""),
+         ImmutableMultimap.of(AtmosStorageHeaders.TAGS, "tag1, tag2", AtmosStorageHeaders.LISTABLE_TAGS,
+               "listabletag1, listabletag2", AtmosStorageHeaders.META,
+               "meta1=foo1, content-md5=1f3870be274f6c49b3e31a0c6728957f, atime=2009-10-12T16:09:42Z, mtime=2009-10-19T04:37:00Z,"
+                     + " ctime=2009-10-19T04:37:00Z, itime=2009-10-12T16:09:42Z, type=directory, uid=root, "
+                     + "gid=rootr, objectid=4980cdb2b010109b04a44f7bb83f5f04ad354c638ae5, "
+                     + "objname=e913e09366364e9ba384b8fead643d43, size=4096, nlink=1, policyname=default",
+               AtmosStorageHeaders.LISTABLE_META, "listablemeta1=listablefoo1, listablemeta2=listablefoo2"));
+
+   public static final AtmosObject EXPECTED;
+
+   static {
+      EXPECTED = Guice.createInjector().getInstance(AtmosObject.Factory.class)
+            .create(ParseSystemMetadataFromHeadersTest.EXPECTED, ParseUserMetadataFromHeadersTest.EXPECTED);
+      EXPECTED.getContentMetadata().setName("e913e09366364e9ba384b8fead643d43");
+      EXPECTED.setPayload(RESPONSE.getPayload());
+   }
+
+   public void test() {
+      ParseObjectFromHeadersAndHttpContent parser = Guice.createInjector().getInstance(
+            ParseObjectFromHeadersAndHttpContent.class);
+      AtmosObject data = parser.apply(RESPONSE);
+
+      assertEquals(data, EXPECTED);
+   }
+}

atmos/src/test/java/org/jclouds/atmosonline/saas/functions/ParseSystemMetadataFromHeadersTest.java

@@ -25,44 +25,35 @@ import org.jclouds.atmosonline.saas.domain.FileType;
 import org.jclouds.atmosonline.saas.domain.SystemMetadata;
 import org.jclouds.crypto.CryptoStreams;
 import org.jclouds.date.DateService;
-import org.jclouds.http.HttpResponse;
+import org.jclouds.date.internal.SimpleDateFormatDateService;
-import org.jclouds.io.Payloads;
 import org.testng.annotations.Test;
 
 import com.google.inject.Guice;
-import com.google.inject.Injector;
 
 /**
  * Tests behavior of {@code ParseSystemMetadataFromHeaders}
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "atmossaas.ParseSystemMetadataFromHeadersTest")
+@Test(groups = "unit")
 public class ParseSystemMetadataFromHeadersTest {
+   static final DateService dateService = new SimpleDateFormatDateService();
+   static final SystemMetadata EXPECTED = new SystemMetadata(CryptoStreams.hex("1f3870be274f6c49b3e31a0c6728957f"),
+
+   dateService.iso8601SecondsDateParse("2009-10-12T16:09:42Z"),
+         dateService.iso8601SecondsDateParse("2009-10-19T04:37:00Z"), "rootr",
+         dateService.iso8601SecondsDateParse("2009-10-12T16:09:42Z"),
+         dateService.iso8601SecondsDateParse("2009-10-19T04:37:00Z"), 1,
+         "4980cdb2b010109b04a44f7bb83f5f04ad354c638ae5", "e913e09366364e9ba384b8fead643d43", "default", 4096l,
+         FileType.DIRECTORY, "root"
+
+   );
 
    public void test() {
-      Injector injector = Guice.createInjector();
+      ParseSystemMetadataFromHeaders parser = Guice.createInjector().getInstance(ParseSystemMetadataFromHeaders.class);
-      ParseSystemMetadataFromHeaders parser = injector.getInstance(ParseSystemMetadataFromHeaders.class);
-      DateService dateService = injector.getInstance(DateService.class);
 
-      HttpResponse response = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
+      SystemMetadata data = parser.apply(ParseObjectFromHeadersAndHttpContentTest.RESPONSE);
-      response.getHeaders().put(
-               "x-emc-meta",
-               "content-md5=1f3870be274f6c49b3e31a0c6728957f, atime=2009-10-12T16:09:42Z, mtime=2009-10-19T04:37:00Z,"
-                        + " ctime=2009-10-19T04:37:00Z, itime=2009-10-12T16:09:42Z, type=directory, uid=root, "
-                        + "gid=rootr, objectid=4980cdb2b010109b04a44f7bb83f5f04ad354c638ae5, "
-                        + "objname=e913e09366364e9ba384b8fead643d43, size=4096, nlink=1, policyname=default");
-      SystemMetadata expected = new SystemMetadata(CryptoStreams.hex("1f3870be274f6c49b3e31a0c6728957f"),
 
-      dateService.iso8601SecondsDateParse("2009-10-12T16:09:42Z"), dateService
+      assertEquals(data, EXPECTED);
-               .iso8601SecondsDateParse("2009-10-19T04:37:00Z"), "rootr", dateService
-               .iso8601SecondsDateParse("2009-10-12T16:09:42Z"), dateService
-               .iso8601SecondsDateParse("2009-10-19T04:37:00Z"), 1, "4980cdb2b010109b04a44f7bb83f5f04ad354c638ae5",
-               "e913e09366364e9ba384b8fead643d43", "default", 4096l, FileType.DIRECTORY, "root"
-
-      );
-      SystemMetadata data = parser.apply(response);
-
-      assertEquals(data, expected);
    }
 }

atmos/src/test/java/org/jclouds/atmosonline/saas/functions/ParseUserMetadataFromHeadersTest.java

@@ -0,0 +1,48 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed 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.atmosonline.saas.functions;
+
+import static org.testng.Assert.assertEquals;
+
+import org.jclouds.atmosonline.saas.domain.UserMetadata;
+import org.testng.annotations.Test;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+import com.google.inject.Guice;
+
+/**
+ * Tests behavior of {@code ParseUserMetadataFromHeaders}
+ * 
+ * @author Adrian Cole
+ */
+@Test(groups = "unit")
+public class ParseUserMetadataFromHeadersTest {
+   static final UserMetadata EXPECTED = new UserMetadata(ImmutableMap.<String, String> of("meta1", "foo1"),
+         ImmutableMap.of("listablemeta1", "listablefoo1", "listablemeta2", "listablefoo2"), ImmutableSet.of("tag1",
+               "tag2"), ImmutableSet.of("listabletag1", "listabletag2"));
+
+   public void test() {
+      ParseUserMetadataFromHeaders parser = Guice.createInjector().getInstance(ParseUserMetadataFromHeaders.class);
+      UserMetadata data = parser.apply(ParseObjectFromHeadersAndHttpContentTest.RESPONSE);
+
+      assertEquals(data, EXPECTED);
+   }
+}

atmos/src/test/java/org/jclouds/atmosonline/saas/functions/ReturnEndpointIfAlreadyExistsTest.java

@@ -0,0 +1,38 @@
+package org.jclouds.atmosonline.saas.functions;
+
+import static org.testng.Assert.assertEquals;
+
+import java.net.URI;
+
+import org.jclouds.blobstore.KeyAlreadyExistsException;
+import org.testng.annotations.Test;
+
+/**
+ * 
+ * @author Adrian Cole
+ */
+@Test(groups = "unit")
+public class ReturnEndpointIfAlreadyExistsTest {
+
+   @Test
+   public void testFoundIsNullWhenEndpointNotSet() {
+      assertEquals(new ReturnEndpointIfAlreadyExists().apply(new KeyAlreadyExistsException()), null);
+   }
+
+   @Test
+   public void testFoundIsEndpointWhenSet() {
+      assertEquals(
+            new ReturnEndpointIfAlreadyExists().setEndpoint(URI.create("foo")).apply(new KeyAlreadyExistsException()),
+            URI.create("foo"));
+   }
+
+   @Test(expectedExceptions = RuntimeException.class)
+   public void testNotFoundPropagates() {
+      new ReturnEndpointIfAlreadyExists().apply(new RuntimeException());
+   }
+
+   @Test(expectedExceptions = NullPointerException.class)
+   public void testNullIsBad() {
+      new ReturnEndpointIfAlreadyExists().apply(null);
+   }
+}

atmos/src/test/java/org/jclouds/atmosonline/saas/options/ListOptionsTest.java

@@ -30,7 +30,7 @@ import com.google.common.collect.ImmutableList;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "emcsaas.ListOptionsTest")
+@Test(groups = "unit")
 public class ListOptionsTest {
 
    public void testToken() {

atmos/src/test/java/org/jclouds/atmosonline/saas/xml/ErrorHandlerTest.java

@@ -33,7 +33,8 @@ import org.testng.annotations.Test;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "atmossaas.ErrorHandlerTest")
+// NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
+@Test(groups = "unit", testName = "ErrorHandlerTest")
 public class ErrorHandlerTest extends BaseHandlerTest {
 
    ParseSax<AtmosStorageError> createParser() {

atmos/src/test/java/org/jclouds/atmosonline/saas/xml/ListDirectoryResponseHandlerTest.java

@@ -22,7 +22,7 @@ package org.jclouds.atmosonline.saas.xml;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
-import java.util.SortedSet;
+import java.util.Set;
 
 import org.jclouds.atmosonline.saas.domain.DirectoryEntry;
 import org.jclouds.atmosonline.saas.domain.FileType;
@@ -37,24 +37,25 @@ import com.google.common.collect.Sets;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "atmossaas.ListDirectoryResponseHandlerTest")
+//NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
+@Test(groups = "unit", testName = "ListDirectoryResponseHandlerTest")
 public class ListDirectoryResponseHandlerTest extends BaseHandlerTest {
 
-   ParseSax<SortedSet<DirectoryEntry>> createParser() {
+   ParseSax<Set<DirectoryEntry>> createParser() {
-      ParseSax<SortedSet<DirectoryEntry>> parser = (ParseSax<SortedSet<DirectoryEntry>>) factory
+      ParseSax<Set<DirectoryEntry>> parser = (ParseSax<Set<DirectoryEntry>>) factory
                .create(injector.getInstance(ListDirectoryResponseHandler.class));
       return parser;
    }
 
    public void testApplyInputStreamBase() {
       InputStream is = getClass().getResourceAsStream("/list_basic.xml");
-      ParseSax<SortedSet<DirectoryEntry>> parser = createParser();
+      ParseSax<Set<DirectoryEntry>> parser = createParser();
-      SortedSet<DirectoryEntry> expected = Sets.newTreeSet();
+      Set<DirectoryEntry> expected = Sets.newTreeSet();
       expected.add(new DirectoryEntry("4980cdb2a411106a04a4538c92a1b204ad92077de6e3",
                FileType.DIRECTORY, "adriancole-blobstore-2096685753"));
       expected.add(new DirectoryEntry("4980cdb2a410105404980d99e53a0504ad93939e7dc3",
                FileType.DIRECTORY, "adriancole-blobstore247496608"));
-      SortedSet<DirectoryEntry> result = parser.parse(is);
+      Set<DirectoryEntry> result = parser.parse(is);
       assertEquals(result, expected);
    }
 }

aws/core/src/main/java/org/jclouds/aws/AWSResponseException.java

@@ -40,7 +40,7 @@ public class AWSResponseException extends HttpResponseException {
    private AWSError error = new AWSError();
 
    public AWSResponseException(HttpCommand command, HttpResponse response, AWSError error) {
-      super(String.format("request %s failed with code %s, error: %s", command.getRequest().getRequestLine(), response
+      super(String.format("request %s failed with code %s, error: %s", command.getCurrentRequest().getRequestLine(), response
                .getStatusCode(), error.toString()), command, response);
       this.setError(error);
 
@@ -48,7 +48,7 @@ public class AWSResponseException extends HttpResponseException {
 
    public AWSResponseException(HttpCommand command, HttpResponse response, AWSError error,
             Throwable cause) {
-      super(String.format("request %1$s failed with error: %2$s", command.getRequest().getRequestLine(), error
+      super(String.format("request %1$s failed with error: %2$s", command.getCurrentRequest().getRequestLine(), error
                .toString()), command, response, cause);
       this.setError(error);
 

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindBlockDeviceMappingToIndexedFormParams.java

@@ -22,47 +22,52 @@ package org.jclouds.aws.ec2.binders;
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
 import static java.lang.String.format;
-import static org.jclouds.http.HttpUtils.addFormParamTo;
 
 import org.jclouds.aws.ec2.domain.BlockDeviceMapping;
 import org.jclouds.aws.ec2.domain.RunningInstance;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.Binder;
 
+import com.google.common.collect.ImmutableMultimap;
+import com.google.common.collect.ImmutableMultimap.Builder;
+
 /**
  * @author Oleksiy Yarmula
+ * @author Adrian Cole
  */
 public class BindBlockDeviceMappingToIndexedFormParams implements Binder {
 
-   private final String deviceNamePattern = "BlockDeviceMapping.%d.DeviceName";
+   private static final String deviceNamePattern = "BlockDeviceMapping.%d.DeviceName";
-   private final String volumeIdPattern = "BlockDeviceMapping.%d.Ebs.VolumeId";
+   private static final String volumeIdPattern = "BlockDeviceMapping.%d.Ebs.VolumeId";
-   private final String deleteOnTerminationPattern = "BlockDeviceMapping.%d.Ebs.DeleteOnTermination";
+   private static final String deleteOnTerminationPattern = "BlockDeviceMapping.%d.Ebs.DeleteOnTermination";
 
-   public void bindToRequest(HttpRequest request, Object input) {
+   @Override
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
       checkArgument(checkNotNull(input, "input") instanceof BlockDeviceMapping,
-               "this binder is only valid for BlockDeviceMapping");
+            "this binder is only valid for BlockDeviceMapping");
       BlockDeviceMapping blockDeviceMapping = (BlockDeviceMapping) input;
 
+      Builder<String, String> builder = ImmutableMultimap.<String, String> builder();
       int amazonOneBasedIndex = 1; // according to docs, counters must start with 1
       for (String ebsBlockDeviceName : blockDeviceMapping.getEbsBlockDevices().keySet()) {
-         for (RunningInstance.EbsBlockDevice ebsBlockDevice : blockDeviceMapping
+         for (RunningInstance.EbsBlockDevice ebsBlockDevice : blockDeviceMapping.getEbsBlockDevices().get(
-                  .getEbsBlockDevices().get(ebsBlockDeviceName)) {
+               ebsBlockDeviceName)) {
 
             // not null by contract
-            addFormParamTo(request, format(volumeIdPattern, amazonOneBasedIndex), ebsBlockDevice
+            builder.put(format(volumeIdPattern, amazonOneBasedIndex), ebsBlockDevice.getVolumeId());
-                     .getVolumeId());
 
             if (ebsBlockDeviceName != null) {
-               addFormParamTo(request, format(deviceNamePattern, amazonOneBasedIndex),
+               builder.put(format(deviceNamePattern, amazonOneBasedIndex), ebsBlockDeviceName);
-                        ebsBlockDeviceName);
             }
-            addFormParamTo(request, format(deleteOnTerminationPattern, amazonOneBasedIndex), String
+            builder.put(format(deleteOnTerminationPattern, amazonOneBasedIndex),
-                     .valueOf(ebsBlockDevice.isDeleteOnTermination()));
+                  String.valueOf(ebsBlockDevice.isDeleteOnTermination()));
 
             amazonOneBasedIndex++;
          }
       }
-
+      ImmutableMultimap<String, String> forms = builder.build();
+      return forms.size() == 0 ? request : ModifyRequest.putFormParams(request, forms);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindBundleIdsToIndexedFormParams.java

@@ -33,9 +33,9 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindBundleIdsToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexStringArrayToFormValuesWithPrefix(request, "BundleId", input);
+      return indexStringArrayToFormValuesWithPrefix(request, "BundleId", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindGroupNamesToIndexedFormParams.java

@@ -32,10 +32,10 @@ import org.jclouds.rest.Binder;
  * @author Adrian Cole
  */
 @Singleton
-public class BindGroupNameToIndexedFormParams implements Binder {
+public class BindGroupNamesToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexStringArrayToFormValuesWithPrefix(request, "GroupName", input);
+      return indexStringArrayToFormValuesWithPrefix(request, "GroupName", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindInstanceIdsToIndexedFormParams.java

@@ -33,9 +33,9 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindInstanceIdsToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexStringArrayToFormValuesWithPrefix(request, "InstanceId", input);
+      return indexStringArrayToFormValuesWithPrefix(request, "InstanceId", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindKeyNamesToIndexedFormParams.java

@@ -32,10 +32,10 @@ import org.jclouds.rest.Binder;
  * @author Adrian Cole
  */
 @Singleton
-public class BindKeyNameToIndexedFormParams implements Binder {
+public class BindKeyNamesToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexStringArrayToFormValuesWithPrefix(request, "KeyName", input);
+      return indexStringArrayToFormValuesWithPrefix(request, "KeyName", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindProductCodesToIndexedFormParams.java

@@ -27,15 +27,15 @@ import org.jclouds.http.HttpRequest;
 import org.jclouds.rest.Binder;
 
 /**
- * Binds the String [] to form parameters named with ProductCode.index
+ * Binds the Iterable to form parameters named with ProductCode.index
  * 
  * @author Adrian Cole
  */
 @Singleton
 public class BindProductCodesToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexIterableToFormValuesWithPrefix(request, "ProductCode", input);
+      return indexIterableToFormValuesWithPrefix(request, "ProductCode", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindPublicIpsToIndexedFormParams.java

@@ -35,11 +35,11 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindPublicIpsToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      checkArgument(checkNotNull(input, "input") instanceof String[],
+      checkArgument(checkNotNull(input, "input") instanceof String[], "this binder is only valid for String[] : "
-               "this binder is only valid for String[] : " + input.getClass());
+            + input.getClass());
       String[] addressStrings = (String[]) input;
-      indexStringArrayToFormValuesWithPrefix(request, "PublicIp", addressStrings);
+      return indexStringArrayToFormValuesWithPrefix(request, "PublicIp", addressStrings);
    }
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindS3UploadPolicyAndSignature.java

@@ -20,18 +20,19 @@
 package org.jclouds.aws.ec2.binders;
 
 import static com.google.common.base.Preconditions.checkNotNull;
-import static org.jclouds.http.HttpUtils.addFormParamTo;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
 import org.jclouds.aws.filters.FormSigner;
-import org.jclouds.crypto.Crypto;
 import org.jclouds.crypto.CryptoStreams;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.Binder;
 
 import com.google.common.base.Charsets;
+import com.google.common.collect.ImmutableMultimap;
+import com.google.common.collect.ImmutableMultimap.Builder;
 
 /**
  * 
@@ -42,15 +43,18 @@ public class BindS3UploadPolicyAndSignature implements Binder {
    private final FormSigner signer;
 
    @Inject
-   BindS3UploadPolicyAndSignature(FormSigner signer, Crypto crypto) {
+   BindS3UploadPolicyAndSignature(FormSigner signer) {
       this.signer = signer;
    }
 
-   public void bindToRequest(HttpRequest request, Object input) {
+   @Override
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
       String encodedJson = CryptoStreams.base64(checkNotNull(input, "json").toString().getBytes(Charsets.UTF_8));
-      addFormParamTo(request, "Storage.S3.UploadPolicy", encodedJson);
+      Builder<String, String> builder = ImmutableMultimap.<String, String> builder();
+      builder.put("Storage.S3.UploadPolicy", encodedJson);
       String signature = signer.sign(encodedJson);
-      addFormParamTo(request, "Storage.S3.UploadPolicySignature", signature);
+      builder.put("Storage.S3.UploadPolicySignature", signature);
+      return ModifyRequest.putFormParams(request, builder.build());
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindUserGroupsToIndexedFormParams.java

@@ -37,19 +37,19 @@ import com.google.common.collect.Iterables;
  */
 @Singleton
 public class BindUserGroupsToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      checkArgument(checkNotNull(input, "input") instanceof Iterable<?>,
+      checkArgument(checkNotNull(input, "input") instanceof Iterable<?>, "this binder is only valid for Iterable<?>: "
-               "this binder is only valid for Iterable<?>: " + input.getClass());
+            + input.getClass());
       checkValidUserGroup(input);
-      indexIterableToFormValuesWithPrefix(request, "UserGroup", input);
+      return indexIterableToFormValuesWithPrefix(request, "UserGroup", input);
    }
 
    private void checkValidUserGroup(Object input) {
       Iterable<?> values = (Iterable<?>) input;
       long size = Iterables.size(values);
       checkArgument(size == 0 || (size == 1 && Iterables.getOnlyElement(values).equals("all")),
-               "only supported UserGroup is 'all'");
+            "only supported UserGroup is 'all'");
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindUserIdGroupPairToSourceSecurityGroupFormParams.java

@@ -21,14 +21,17 @@ package org.jclouds.aws.ec2.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static org.jclouds.http.HttpUtils.addFormParamTo;
 
 import javax.inject.Singleton;
 
 import org.jclouds.aws.ec2.domain.UserIdGroupPair;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.Binder;
 
+import com.google.common.collect.ImmutableMultimap;
+import com.google.common.collect.ImmutableMultimap.Builder;
+
 /**
  * Binds the String [] to query parameters named with GroupName.index
  * 
@@ -36,12 +39,15 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindUserIdGroupPairToSourceSecurityGroupFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
       checkArgument(checkNotNull(input, "input") instanceof UserIdGroupPair,
-               "this binder is only valid for UserIdGroupPair!");
+            "this binder is only valid for UserIdGroupPair!");
       UserIdGroupPair pair = (UserIdGroupPair) input;
-      addFormParamTo(request, "SourceSecurityGroupOwnerId", pair.getUserId());
+      Builder<String, String> builder = ImmutableMultimap.<String, String> builder();
-      addFormParamTo(request, "SourceSecurityGroupName", pair.getGroupName());
+      builder.put("SourceSecurityGroupOwnerId", pair.getUserId());
+      builder.put("SourceSecurityGroupName", pair.getGroupName());
+      return ModifyRequest.putFormParams(request, builder.build());
+
    }
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindUserIdsToIndexedFormParams.java

@@ -27,14 +27,15 @@ import org.jclouds.http.HttpRequest;
 import org.jclouds.rest.Binder;
 
 /**
- * Binds the String [] to form parameters named with UserId.index
+ * Binds the Iterable to form parameters named with UserId.index
  * 
  * @author Adrian Cole
  */
 @Singleton
 public class BindUserIdsToIndexedFormParams implements Binder {
-   public void bindToRequest(HttpRequest request, Object input) {
+   @Override
-      indexIterableToFormValuesWithPrefix(request, "UserId", input);
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
+      return indexIterableToFormValuesWithPrefix(request, "UserId", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/BindVolumeIdsToIndexedFormParams.java

@@ -33,9 +33,9 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindVolumeIdsToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexStringArrayToFormValuesWithPrefix(request, "VolumeId", input);
+      return indexStringArrayToFormValuesWithPrefix(request, "VolumeId", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/binders/IfNotNullBindAvailabilityZoneToFormParam.java

@@ -20,11 +20,11 @@
 package org.jclouds.aws.ec2.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
-import static org.jclouds.http.HttpUtils.addFormParamTo;
 
 import javax.inject.Singleton;
 
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.Binder;
 
 /**
@@ -34,11 +34,13 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class IfNotNullBindAvailabilityZoneToFormParam implements Binder {
-   public void bindToRequest(HttpRequest request, Object input) {
+   @Override
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
       if (input != null) {
          checkArgument(input instanceof String, "this binder is only valid for AvailabilityZone!");
-         addFormParamTo(request, "Placement.AvailabilityZone", (String) input);
+         return ModifyRequest.addFormParam(request, "Placement.AvailabilityZone", (String) input);
       }
+      return request;
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/compute/EC2ComputeService.java

@@ -21,7 +21,6 @@ package org.jclouds.aws.ec2.compute;
 
 import static com.google.common.base.Preconditions.checkState;
 import static org.jclouds.aws.ec2.util.EC2Utils.parseHandle;
-import static org.jclouds.util.Utils.checkNotEmpty;
 
 import java.util.Map;
 import java.util.Map.Entry;
@@ -62,6 +61,7 @@ import org.jclouds.compute.util.ComputeUtils;
 import org.jclouds.domain.Credentials;
 import org.jclouds.domain.Location;
 import org.jclouds.http.HttpResponseException;
+import org.jclouds.util.Preconditions2;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Predicate;
@@ -107,7 +107,7 @@ public class EC2ComputeService extends BaseComputeService {
 
    @VisibleForTesting
    void deletePlacementGroup(String region, String tag) {
-      checkNotEmpty(tag, "tag");
+      Preconditions2.checkNotEmpty(tag, "tag");
       String group = String.format("jclouds#%s#%s", tag, region);
       try {
          if (ec2Client.getPlacementGroupServices().describePlacementGroupsInRegion(region, group).size() > 0) {
@@ -137,7 +137,7 @@ public class EC2ComputeService extends BaseComputeService {
 
    @VisibleForTesting
    void deleteSecurityGroup(String region, String tag) {
-      checkNotEmpty(tag, "tag");
+      Preconditions2.checkNotEmpty(tag, "tag");
       String group = String.format("jclouds#%s#%s", tag, region);
       if (ec2Client.getSecurityGroupServices().describeSecurityGroupsInRegion(region, group).size() > 0) {
          logger.debug(">> deleting securityGroup(%s)", group);

aws/core/src/main/java/org/jclouds/aws/ec2/compute/functions/RunningInstanceToNodeMetadata.java

@@ -20,13 +20,12 @@
 package org.jclouds.aws.ec2.compute.functions;
 
 import static com.google.common.base.Preconditions.checkNotNull;
-import static org.jclouds.util.Utils.nullSafeSet;
 
 import java.util.List;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.NoSuchElementException;
 import java.util.Set;
-import java.util.Map.Entry;
 
 import javax.annotation.Resource;
 import javax.inject.Inject;
@@ -49,6 +48,7 @@ import org.jclouds.compute.domain.internal.VolumeImpl;
 import org.jclouds.domain.Credentials;
 import org.jclouds.domain.Location;
 import org.jclouds.logging.Logger;
+import org.jclouds.util.NullSafeCollections;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Function;
@@ -93,8 +93,8 @@ public class RunningInstanceToNodeMetadata implements Function<RunningInstance,
       builder.tag(tag);
       builder.credentials(credentialStore.get("node#" + instance.getRegion() + "/" + providerId));
       builder.state(instanceToNodeState.get(instance.getInstanceState()));
-      builder.publicAddresses(nullSafeSet(instance.getIpAddress()));
+      builder.publicAddresses(NullSafeCollections.nullSafeSet(instance.getIpAddress()));
-      builder.privateAddresses(nullSafeSet(instance.getPrivateIpAddress()));
+      builder.privateAddresses(NullSafeCollections.nullSafeSet(instance.getPrivateIpAddress()));
       builder.hardware(parseHardware(instance));
       Location location = getLocationForAvailabilityZoneOrRegion(instance);
       builder.location(location);

aws/core/src/main/java/org/jclouds/aws/ec2/compute/options/EC2TemplateOptions.java

@@ -31,7 +31,7 @@ import org.jclouds.compute.options.TemplateOptions;
 import org.jclouds.domain.Credentials;
 import org.jclouds.io.Payload;
 import org.jclouds.scriptbuilder.domain.Statement;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Preconditions2;
 
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Iterables;
@@ -80,7 +80,7 @@ public class EC2TemplateOptions extends TemplateOptions {
    public EC2TemplateOptions securityGroups(Iterable<String> groupIds) {
       checkArgument(Iterables.size(groupIds) > 0, "you must specify at least one security group");
       for (String groupId : groupIds)
-         Utils.checkNotEmpty(groupId, "all security groups must be non-empty");
+         Preconditions2.checkNotEmpty(groupId, "all security groups must be non-empty");
       this.groupIds = ImmutableSet.copyOf(groupIds);
       return this;
    }
@@ -112,7 +112,7 @@ public class EC2TemplateOptions extends TemplateOptions {
    public EC2TemplateOptions keyPair(String keyPair) {
       checkNotNull(keyPair, "use noKeyPair option to request boot without a keypair");
       checkState(!noKeyPair, "you cannot specify both options keyPair and noKeyPair");
-      Utils.checkNotEmpty(keyPair, "keypair must be non-empty");
+      Preconditions2.checkNotEmpty(keyPair, "keypair must be non-empty");
       this.keyPair = keyPair;
       return this;
    }
@@ -132,7 +132,7 @@ public class EC2TemplateOptions extends TemplateOptions {
    public EC2TemplateOptions placementGroup(String placementGroup) {
       checkNotNull(placementGroup, "use noPlacementGroup option to request boot without a keypair");
       checkState(!noPlacementGroup, "you cannot specify both options placementGroup and noPlacementGroup");
-      Utils.checkNotEmpty(placementGroup, "placementGroup must be non-empty");
+      Preconditions2.checkNotEmpty(placementGroup, "placementGroup must be non-empty");
       this.placementGroup = placementGroup;
       return this;
    }
@@ -151,7 +151,7 @@ public class EC2TemplateOptions extends TemplateOptions {
     */
    public EC2TemplateOptions subnetId(String subnetId) {
       checkNotNull(subnetId, "subnetId cannot be null");
-      Utils.checkNotEmpty(subnetId, "subnetId must be non-empty");
+      Preconditions2.checkNotEmpty(subnetId, "subnetId must be non-empty");
       this.subnetId = subnetId;
       return this;
    }

aws/core/src/main/java/org/jclouds/aws/ec2/functions/ReturnVoidOnVolumeAvailable.java

@@ -19,7 +19,7 @@
 
 package org.jclouds.aws.ec2.functions;
 
-import static org.jclouds.util.Utils.propagateOrNull;
+import static org.jclouds.util.Throwables2.propagateOrNull;
 
 import javax.inject.Singleton;
 

aws/core/src/main/java/org/jclouds/aws/ec2/services/KeyPairAsyncClient.java

@@ -30,7 +30,7 @@ import javax.ws.rs.POST;
 import javax.ws.rs.Path;
 
 import org.jclouds.aws.ec2.EC2AsyncClient;
-import org.jclouds.aws.ec2.binders.BindKeyNameToIndexedFormParams;
+import org.jclouds.aws.ec2.binders.BindKeyNamesToIndexedFormParams;
 import org.jclouds.aws.ec2.domain.KeyPair;
 import org.jclouds.aws.ec2.xml.DescribeKeyPairsResponseHandler;
 import org.jclouds.aws.ec2.xml.KeyPairResponseHandler;
@@ -79,7 +79,7 @@ public interface KeyPairAsyncClient {
    @ExceptionParser(ReturnEmptySetOnNotFoundOr404.class)
    ListenableFuture<? extends Set<KeyPair>> describeKeyPairsInRegion(
             @EndpointParam(parser = RegionToEndpoint.class) @Nullable String region,
-            @BinderParam(BindKeyNameToIndexedFormParams.class) String... keyPairNames);
+            @BinderParam(BindKeyNamesToIndexedFormParams.class) String... keyPairNames);
 
    /**
     * @see KeyPairClient#deleteKeyPairInRegion

aws/core/src/main/java/org/jclouds/aws/ec2/services/PlacementGroupAsyncClient.java

@@ -30,7 +30,7 @@ import javax.ws.rs.POST;
 import javax.ws.rs.Path;
 
 import org.jclouds.aws.ec2.EC2AsyncClient;
-import org.jclouds.aws.ec2.binders.BindGroupNameToIndexedFormParams;
+import org.jclouds.aws.ec2.binders.BindGroupNamesToIndexedFormParams;
 import org.jclouds.aws.ec2.domain.PlacementGroup;
 import org.jclouds.aws.ec2.xml.DescribePlacementGroupsResponseHandler;
 import org.jclouds.aws.filters.FormSigner;
@@ -97,6 +97,6 @@ public interface PlacementGroupAsyncClient {
    @ExceptionParser(ReturnEmptySetOnNotFoundOr404.class)
    ListenableFuture<? extends Set<PlacementGroup>> describePlacementGroupsInRegion(
             @EndpointParam(parser = RegionToEndpoint.class) @Nullable String region,
-            @BinderParam(BindGroupNameToIndexedFormParams.class) String... placementGroupIds);
+            @BinderParam(BindGroupNamesToIndexedFormParams.class) String... placementGroupIds);
 
 }

aws/core/src/main/java/org/jclouds/aws/ec2/services/SecurityGroupAsyncClient.java

@@ -30,7 +30,7 @@ import javax.ws.rs.POST;
 import javax.ws.rs.Path;
 
 import org.jclouds.aws.ec2.EC2AsyncClient;
-import org.jclouds.aws.ec2.binders.BindGroupNameToIndexedFormParams;
+import org.jclouds.aws.ec2.binders.BindGroupNamesToIndexedFormParams;
 import org.jclouds.aws.ec2.binders.BindUserIdGroupPairToSourceSecurityGroupFormParams;
 import org.jclouds.aws.ec2.domain.IpProtocol;
 import org.jclouds.aws.ec2.domain.SecurityGroup;
@@ -91,7 +91,7 @@ public interface SecurityGroupAsyncClient {
    @ExceptionParser(ReturnEmptySetOnNotFoundOr404.class)
    ListenableFuture<? extends Set<SecurityGroup>> describeSecurityGroupsInRegion(
             @EndpointParam(parser = RegionToEndpoint.class) @Nullable String region,
-            @BinderParam(BindGroupNameToIndexedFormParams.class) String... securityGroupNames);
+            @BinderParam(BindGroupNamesToIndexedFormParams.class) String... securityGroupNames);
 
    /**
     * @see SecurityGroupClient#authorizeSecurityGroupIngressInRegion(@Nullable Region,

aws/core/src/main/java/org/jclouds/aws/ec2/util/EC2Utils.java

@@ -21,7 +21,6 @@ package org.jclouds.aws.ec2.util;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
-import static org.jclouds.http.HttpUtils.addFormParamTo;
 
 import java.util.HashSet;
 import java.util.Map;
@@ -38,10 +37,13 @@ import org.jclouds.aws.ec2.services.InstanceClient;
 import org.jclouds.domain.Location;
 import org.jclouds.domain.LocationScope;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 
 import com.google.common.base.Function;
 import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableMultimap;
+import com.google.common.collect.ImmutableMultimap.Builder;
 import com.google.common.collect.Iterables;
 
 /**
@@ -52,37 +54,35 @@ public class EC2Utils {
    @Singleton
    public static class GetRegionFromLocation implements Function<Location, String> {
       public String apply(Location location) {
-         String region = location.getScope() == LocationScope.REGION ? location.getId() : location
+         String region = location.getScope() == LocationScope.REGION ? location.getId() : location.getParent().getId();
-                  .getParent().getId();
          return region;
       }
    }
 
-   public static String[] getAvailabilityZonesForRegion(String region)
+   public static String[] getAvailabilityZonesForRegion(String region) {
-   {
+      Set<String> availabilityZones = new HashSet<String>();
-       Set<String> availabilityZones = new HashSet<String>();
+      for (String az : AvailabilityZone.zones) {
-       for (String az : AvailabilityZone.zones) {
+         if (az.startsWith(region))
-          if (az.startsWith(region))
+            availabilityZones.add(az);
-              availabilityZones.add(az);
-       }
-       
-       return (String[])availabilityZones.toArray(new String[availabilityZones.size()]);
-   }
-
-   public static void indexStringArrayToFormValuesWithPrefix(HttpRequest request, String prefix,
-            Object input) {
-      checkArgument(checkNotNull(input, "input") instanceof String[],
-               "this binder is only valid for String[] : " + input.getClass());
-      String[] values = (String[]) input;
-      for (int i = 0; i < values.length; i++) {
-         addFormParamTo(request, prefix + "." + (i + 1), checkNotNull(values[i], prefix
-                  .toLowerCase()
-                  + "s[" + i + "]"));
       }
+
+      return (String[]) availabilityZones.toArray(new String[availabilityZones.size()]);
    }
 
-   public static Iterable<RunningInstance> getAllRunningInstancesInRegion(InstanceClient client,
+   public static <R extends HttpRequest> R indexStringArrayToFormValuesWithPrefix(R request, String prefix, Object input) {
-            String region, String id) {
+      checkArgument(checkNotNull(input, "input") instanceof String[], "this binder is only valid for String[] : "
+            + input.getClass());
+      String[] values = (String[]) input;
+      Builder<String, String> builder = ImmutableMultimap.<String, String> builder();
+      for (int i = 0; i < values.length; i++) {
+         builder.put(prefix + "." + (i + 1), checkNotNull(values[i], prefix.toLowerCase() + "s[" + i + "]"));
+      }
+      ImmutableMultimap<String, String> forms = builder.build();
+      return forms.size() == 0 ? request : ModifyRequest.putFormParams(request, forms);
+   }
+
+   public static Iterable<RunningInstance> getAllRunningInstancesInRegion(InstanceClient client, String region,
+         String id) {
       return Iterables.concat(client.describeInstancesInRegion(region, id));
    }
 
@@ -92,17 +92,17 @@ public class EC2Utils {
       return parts;
    }
 
-   public static void indexIterableToFormValuesWithPrefix(HttpRequest request, String prefix,
+   public static <R extends HttpRequest> R indexIterableToFormValuesWithPrefix(R request, String prefix, Object input) {
-            Object input) {
+      checkArgument(checkNotNull(input, "input") instanceof Iterable<?>, "this binder is only valid for Iterable<?>: "
-      checkArgument(checkNotNull(input, "input") instanceof Iterable<?>,
+            + input.getClass());
-               "this binder is only valid for Iterable<?>: " + input.getClass());
       Iterable<?> values = (Iterable<?>) input;
+      Builder<String, String> builder = ImmutableMultimap.<String, String> builder();
       int i = 0;
       for (Object o : values) {
-         addFormParamTo(request, prefix + "." + (i++ + 1), checkNotNull(o.toString(), prefix
+         builder.put(prefix + "." + (i++ + 1), checkNotNull(o.toString(), prefix.toLowerCase() + "s[" + i + "]"));
-                  .toLowerCase()
-                  + "s[" + i + "]"));
       }
+      ImmutableMultimap<String, String> forms = builder.build();
+      return forms.size() == 0 ? request : ModifyRequest.putFormParams(request, forms);
    }
 
    public static String findRegionInArgsOrNull(GeneratedHttpRequest<?> gRequest) {
@@ -118,8 +118,8 @@ public class EC2Utils {
 
    public static boolean isRegion(String regionName) {
       return Region.EU_WEST_1.equals(regionName) || Region.US_WEST_1.equals(regionName)
-               || Region.US_EAST_1.equals(regionName) || Region.US_STANDARD.equals(regionName)
+            || Region.US_EAST_1.equals(regionName) || Region.US_STANDARD.equals(regionName)
-               || Region.AP_SOUTHEAST_1.equals(regionName);
+            || Region.AP_SOUTHEAST_1.equals(regionName);
    }
 
    public static String findAvailabilityZoneInArgsOrNull(GeneratedHttpRequest<?> gRequest) {
@@ -133,29 +133,28 @@ public class EC2Utils {
       return null;
    }
 
-   public static void indexStringArrayToFormValuesWithStringFormat(HttpRequest request,
+   public static <R extends HttpRequest> R indexStringArrayToFormValuesWithStringFormat(R request, String format,
-            String format, Object input) {
+         Object input) {
-      checkArgument(checkNotNull(input, "input") instanceof String[],
+      checkArgument(checkNotNull(input, "input") instanceof String[], "this binder is only valid for String[] : "
-               "this binder is only valid for String[] : " + input.getClass());
+            + input.getClass());
       String[] values = (String[]) input;
+      Builder<String, String> builder = ImmutableMultimap.<String, String> builder();
       for (int i = 0; i < values.length; i++) {
-         addFormParamTo(request, String.format(format, (i + 1)), checkNotNull(values[i], format
+         builder.put(String.format(format, (i + 1)), checkNotNull(values[i], format.toLowerCase() + "s[" + i + "]"));
-                  .toLowerCase()
-                  + "s[" + i + "]"));
       }
+      ImmutableMultimap<String, String> forms = builder.build();
+      return forms.size() == 0 ? request : ModifyRequest.putFormParams(request, forms);
    }
 
-   private static final Pattern ELB_PATTERN = Pattern
+   private static final Pattern ELB_PATTERN = Pattern.compile("([^.]+)-[^.]+\\.([^.]+)\\.elb\\.amazonaws\\.com");
-            .compile("([^.]+)-[^.]+\\.([^.]+)\\.elb\\.amazonaws\\.com");
 
    public static Map<String, String> getLoadBalancerNameAndRegionFromDnsName(String dnsName) {
       Matcher matcher = ELB_PATTERN.matcher(checkNotNull(dnsName, "dnsName"));
-      checkArgument(matcher.find(), "dnsName syntax is " + ELB_PATTERN + " didn't match: "
+      checkArgument(matcher.find(), "dnsName syntax is " + ELB_PATTERN + " didn't match: " + dnsName);
-               + dnsName);
       String loadBalancerName = matcher.group(1);
       String regionName = matcher.group(2);
-      checkArgument((isRegion(regionName)), String.format(
+      checkArgument((isRegion(regionName)),
-               "Region (%s)  parsed from (%s) is not a valid region", regionName, dnsName));
+            String.format("Region (%s)  parsed from (%s) is not a valid region", regionName, dnsName));
       return ImmutableMap.<String, String> of(regionName, loadBalancerName);
    }
 }

aws/core/src/main/java/org/jclouds/aws/elb/binders/BindAvailabilityZonesToIndexedFormParams.java

@@ -33,9 +33,9 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindAvailabilityZonesToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexStringArrayToFormValuesWithStringFormat(request, "AvailabilityZones.member.%s", input);
+      return indexStringArrayToFormValuesWithStringFormat(request, "AvailabilityZones.member.%s", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/elb/binders/BindELBInstanceIdsToIndexedFormParams.java

@@ -33,9 +33,9 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindELBInstanceIdsToIndexedFormParams implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
-      indexStringArrayToFormValuesWithStringFormat(request, "Instances.member.%s.InstanceId", input);
+      return indexStringArrayToFormValuesWithStringFormat(request, "Instances.member.%s.InstanceId", input);
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/elb/xml/DescribeLoadBalancersResponseHandler.java

@@ -34,7 +34,6 @@ import org.jclouds.date.DateService;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.logging.Logger;
-import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.xml.sax.Attributes;
 
 import com.google.common.collect.Sets;

aws/core/src/main/java/org/jclouds/aws/filters/FormSigner.java

@@ -28,8 +28,6 @@ import static org.jclouds.aws.ec2.reference.EC2Parameters.SIGNATURE_METHOD;
 import static org.jclouds.aws.ec2.reference.EC2Parameters.SIGNATURE_VERSION;
 import static org.jclouds.aws.ec2.reference.EC2Parameters.TIMESTAMP;
 import static org.jclouds.aws.ec2.reference.EC2Parameters.VERSION;
-import static org.jclouds.http.HttpUtils.makeQueryLine;
-import static org.jclouds.http.HttpUtils.parseQueryToMap;
 
 import java.util.Arrays;
 import java.util.Comparator;
@@ -52,10 +50,11 @@ import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpRequestFilter;
 import org.jclouds.http.HttpUtils;
 import org.jclouds.http.internal.SignatureWire;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.io.InputSuppliers;
 import org.jclouds.logging.Logger;
 import org.jclouds.rest.RequestSigner;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Strings2;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.collect.ImmutableList;
@@ -73,7 +72,7 @@ import com.google.common.collect.Multimap;
 public class FormSigner implements HttpRequestFilter, RequestSigner {
 
    public static String[] mandatoryParametersForSignature = new String[] { ACTION, SIGNATURE_METHOD, SIGNATURE_VERSION,
-            VERSION };
+         VERSION };
    private final SignatureWire signatureWire;
    private final String accessKey;
    private final String secretKey;
@@ -87,8 +86,8 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
 
    @Inject
    public FormSigner(SignatureWire signatureWire, @Named(Constants.PROPERTY_IDENTITY) String accessKey,
-            @Named(Constants.PROPERTY_CREDENTIAL) String secretKey, @TimeStamp Provider<String> dateService,
+         @Named(Constants.PROPERTY_CREDENTIAL) String secretKey, @TimeStamp Provider<String> dateService,
-            Crypto crypto, HttpUtils utils) {
+         Crypto crypto, HttpUtils utils) {
       this.signatureWire = signatureWire;
       this.accessKey = accessKey;
       this.secretKey = secretKey;
@@ -97,16 +96,18 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
       this.utils = utils;
    }
 
-   public void filter(HttpRequest request) throws HttpException {
+   public HttpRequest filter(HttpRequest request) throws HttpException {
       checkNotNull(request.getFirstHeaderOrNull(HttpHeaders.HOST), "request is not ready to sign; host not present");
-      Multimap<String, String> decodedParams = parseQueryToMap(request.getPayload().getRawContent().toString());
+      Multimap<String, String> decodedParams = ModifyRequest.parseQueryToMap(request.getPayload().getRawContent()
+            .toString());
       addSigningParams(decodedParams);
       validateParams(decodedParams);
       String stringToSign = createStringToSign(request, decodedParams);
       String signature = sign(stringToSign);
       addSignature(decodedParams, signature);
-      setPayload(request, decodedParams);
+      request = setPayload(request, decodedParams);
       utils.logRequest(signatureLog, request, "<<");
+      return request;
    }
 
    String[] sortForSigning(String queryLine) {
@@ -124,8 +125,8 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
       return parts;
    }
 
-   void setPayload(HttpRequest request, Multimap<String, String> decodedParams) {
+   HttpRequest setPayload(HttpRequest request, Multimap<String, String> decodedParams) {
-      request.setPayload(makeQueryLine(decodedParams, new Comparator<Map.Entry<String, String>>() {
+      request.setPayload(ModifyRequest.makeQueryLine(decodedParams, new Comparator<Map.Entry<String, String>>() {
          public int compare(Entry<String, String> o1, Entry<String, String> o2) {
             if (o1.getKey().startsWith("Action") || o2.getKey().startsWith("AWSAccessKeyId"))
                return -1;
@@ -135,6 +136,7 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
          }
       }));
       request.getPayload().getContentMetadata().setContentType("application/x-www-form-urlencoded");
+      return request;
    }
 
    @VisibleForTesting
@@ -153,10 +155,10 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
    public String sign(String stringToSign) {
       String signature;
       try {
-         signature = CryptoStreams.base64(CryptoStreams.mac(InputSuppliers.of(stringToSign), crypto
+         signature = CryptoStreams.base64(CryptoStreams.mac(InputSuppliers.of(stringToSign),
-                  .hmacSHA256(secretKey.getBytes())));
+               crypto.hmacSHA256(secretKey.getBytes())));
          if (signatureWire.enabled())
-            signatureWire.input(Utils.toInputStream(signature));
+            signatureWire.input(Strings2.toInputStream(signature));
       } catch (Exception e) {
          throw new HttpException("error signing request", e);
       }
@@ -182,7 +184,7 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
 
    @VisibleForTesting
    String buildCanonicalizedString(Multimap<String, String> decodedParams) {
-      return makeQueryLine(decodedParams, new Comparator<Map.Entry<String, String>>() {
+      return ModifyRequest.makeQueryLine(decodedParams, new Comparator<Map.Entry<String, String>>() {
          public int compare(Map.Entry<String, String> o1, Map.Entry<String, String> o2) {
             if (o1.getKey().startsWith("AWSAccessKeyId"))
                return -1;
@@ -201,7 +203,7 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
    }
 
    public String createStringToSign(HttpRequest input) {
-      return createStringToSign(input, parseQueryToMap(input.getPayload().getRawContent().toString()));
+      return createStringToSign(input, ModifyRequest.parseQueryToMap(input.getPayload().getRawContent().toString()));
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/handlers/AWSClientErrorRetryHandler.java

@@ -64,7 +64,7 @@ public class AWSClientErrorRetryHandler implements HttpRetryHandler {
          // Content can be null in the case of HEAD requests
          if (response.getPayload() != null) {
             closeClientButKeepContentStream(response);
-            AWSError error = utils.parseAWSErrorFromContent(command.getRequest(), response);
+            AWSError error = utils.parseAWSErrorFromContent(command.getCurrentRequest(), response);
             if (error != null
                      && ("RequestTimeout".equals(error.getCode())
                               || "OperationAborted".equals(error.getCode()) || "SignatureDoesNotMatch"

aws/core/src/main/java/org/jclouds/aws/handlers/AWSRedirectionRetryHandler.java

@@ -19,8 +19,6 @@
 
 package org.jclouds.aws.handlers;
 
-import static org.jclouds.http.HttpUtils.changeSchemeHostAndPortTo;
-import static org.jclouds.http.HttpUtils.changeToGETRequest;
 import static org.jclouds.http.HttpUtils.closeClientButKeepContentStream;
 
 import javax.inject.Inject;
@@ -48,7 +46,7 @@ public class AWSRedirectionRetryHandler extends RedirectionRetryHandler {
 
    @Inject
    public AWSRedirectionRetryHandler(Provider<UriBuilder> uriBuilderProvider,
-            BackoffLimitedRetryHandler backoffHandler, AWSUtils utils) {
+         BackoffLimitedRetryHandler backoffHandler, AWSUtils utils) {
       super(uriBuilderProvider, backoffHandler);
       this.utils = utils;
    }
@@ -56,24 +54,24 @@ public class AWSRedirectionRetryHandler extends RedirectionRetryHandler {
    @Override
    public boolean shouldRetryRequest(HttpCommand command, HttpResponse response) {
       if (response.getFirstHeaderOrNull(HttpHeaders.LOCATION) == null
-               && (response.getStatusCode() == 301 || response.getStatusCode() == 307)) {
+            && (response.getStatusCode() == 301 || response.getStatusCode() == 307)) {
-         if (command.getRequest().getMethod() == HttpMethod.HEAD) {
+         if (command.getCurrentRequest().getMethod() == HttpMethod.HEAD) {
-            changeToGETRequest(command.getRequest());
+            command.setCurrentRequest(command.getCurrentRequest().toBuilder().method("GET").build());
             return true;
          } else {
             command.incrementRedirectCount();
             closeClientButKeepContentStream(response);
-            AWSError error = utils.parseAWSErrorFromContent(command.getRequest(), response);
+            AWSError error = utils.parseAWSErrorFromContent(command.getCurrentRequest(), response);
             String host = error.getDetails().get("Endpoint");
             if (host != null) {
-               if (host.equals(command.getRequest().getEndpoint().getHost())) {
+               if (host.equals(command.getCurrentRequest().getEndpoint().getHost())) {
                   // must be an amazon error related to
                   // http://developer.amazonwebservices.com/connect/thread.jspa?messageID=72287&#72287
                   return backoffHandler.shouldRetryRequest(command, response);
                } else {
-                  changeSchemeHostAndPortTo(command.getRequest(), command.getRequest()
+                  UriBuilder builder = uriBuilderProvider.get().uri(command.getCurrentRequest().getEndpoint());
-                           .getEndpoint().getScheme(), host, command.getRequest().getEndpoint()
+                  builder.host(host);
-                           .getPort(), uriBuilderProvider.get());
+                  command.setCurrentRequest(command.getCurrentRequest().toBuilder().endpoint(builder.build()).build());
                }
                return true;
             } else {

aws/core/src/main/java/org/jclouds/aws/handlers/ParseAWSErrorFromXmlContent.java

@@ -27,7 +27,6 @@ import javax.annotation.Resource;
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
-import org.jclouds.aws.AWSResponseException;
 import org.jclouds.aws.domain.AWSError;
 import org.jclouds.aws.util.AWSUtils;
 import org.jclouds.blobstore.ContainerNotFoundException;
@@ -40,7 +39,7 @@ import org.jclouds.http.HttpResponseException;
 import org.jclouds.logging.Logger;
 import org.jclouds.rest.AuthorizationException;
 import org.jclouds.rest.ResourceNotFoundException;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Strings2;
 
 import com.google.common.annotations.VisibleForTesting;
 
@@ -65,7 +64,7 @@ public class ParseAWSErrorFromXmlContent implements HttpErrorHandler {
    }
 
    public void handleError(HttpCommand command, HttpResponse response) {
-      HttpRequest request = command.getRequest();
+      HttpRequest request = command.getCurrentRequest();
       Exception exception = new HttpResponseException(command, response);
       try {
          AWSError error = null;
@@ -80,7 +79,7 @@ public class ParseAWSErrorFromXmlContent implements HttpErrorHandler {
                }
             } else {
                try {
-                  message = Utils.toStringAndClose(response.getPayload().getInput());
+                  message = Strings2.toStringAndClose(response.getPayload().getInput());
                   exception = new HttpResponseException(command, response, message);
                } catch (IOException e) {
                }
@@ -109,7 +108,7 @@ public class ParseAWSErrorFromXmlContent implements HttpErrorHandler {
             exception = new AuthorizationException(exception.getMessage(), exception);
             break;
          case 404:
-            if (!command.getRequest().getMethod().equals("DELETE")) {
+            if (!command.getCurrentRequest().getMethod().equals("DELETE")) {
                String container = request.getEndpoint().getHost();
                String key = request.getEndpoint().getPath();
                if (key == null || key.equals("/"))

aws/core/src/main/java/org/jclouds/aws/s3/S3AsyncClient.java

@@ -39,7 +39,7 @@ import org.jclouds.aws.s3.binders.BindAsHostPrefixIfConfigured;
 import org.jclouds.aws.s3.binders.BindBucketLoggingToXmlPayload;
 import org.jclouds.aws.s3.binders.BindNoBucketLoggingToXmlPayload;
 import org.jclouds.aws.s3.binders.BindPayerToXmlPayload;
-import org.jclouds.aws.s3.binders.BindS3ObjectToPayload;
+import org.jclouds.aws.s3.binders.BindS3ObjectMetadataToRequest;
 import org.jclouds.aws.s3.domain.AccessControlList;
 import org.jclouds.aws.s3.domain.BucketLogging;
 import org.jclouds.aws.s3.domain.BucketMetadata;
@@ -162,7 +162,7 @@ public interface S3AsyncClient {
    @ResponseParser(ParseETagHeader.class)
    ListenableFuture<String> putObject(
             @Bucket @BinderParam(BindAsHostPrefixIfConfigured.class) @ParamValidators( { BucketNameValidator.class }) String bucketName,
-            @PathParam("key") @ParamParser(ObjectKey.class) @BinderParam(BindS3ObjectToPayload.class) S3Object object,
+            @PathParam("key") @ParamParser(ObjectKey.class) @BinderParam(BindS3ObjectMetadataToRequest.class) S3Object object,
             PutObjectOptions... options);
 
    /**

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindACLToXMLPayload.java

@@ -44,8 +44,8 @@ import com.jamesmurty.utils.XMLBuilder;
  */
 @Singleton
 public class BindACLToXMLPayload implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object payload) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object payload) {
       AccessControlList from = (AccessControlList) payload;
       Properties outputProperties = new Properties();
       outputProperties.put(javax.xml.transform.OutputKeys.OMIT_XML_DECLARATION, "yes");
@@ -57,12 +57,13 @@ public class BindACLToXMLPayload implements Binder {
          Throwables.propagateIfPossible(e);
          throw new RuntimeException("error transforming acl: " + from, e);
       }
+      return request;
    }
 
    protected XMLBuilder generateBuilder(AccessControlList acl) throws ParserConfigurationException,
-            FactoryConfigurationError {
+         FactoryConfigurationError {
       XMLBuilder rootBuilder = XMLBuilder.create("AccessControlPolicy").attr("xmlns",
-               S3Constants.S3_REST_API_XML_NAMESPACE);
+            S3Constants.S3_REST_API_XML_NAMESPACE);
       if (acl.getOwner() != null) {
          XMLBuilder ownerBuilder = rootBuilder.elem("Owner");
          ownerBuilder.elem("ID").text(acl.getOwner().getId()).up();
@@ -74,21 +75,19 @@ public class BindACLToXMLPayload implements Binder {
       for (Grant grant : acl.getGrants()) {
          XMLBuilder grantBuilder = grantsBuilder.elem("Grant");
          XMLBuilder granteeBuilder = grantBuilder.elem("Grantee").attr("xmlns:xsi",
-                  "http://www.w3.org/2001/XMLSchema-instance");
+               "http://www.w3.org/2001/XMLSchema-instance");
 
          if (grant.getGrantee() instanceof GroupGrantee) {
-            granteeBuilder.attr("xsi:type", "Group").elem("URI").text(
+            granteeBuilder.attr("xsi:type", "Group").elem("URI").text(grant.getGrantee().getIdentifier());
-                     grant.getGrantee().getIdentifier());
          } else if (grant.getGrantee() instanceof CanonicalUserGrantee) {
             CanonicalUserGrantee grantee = (CanonicalUserGrantee) grant.getGrantee();
-            granteeBuilder.attr("xsi:type", "CanonicalUser").elem("ID").text(
+            granteeBuilder.attr("xsi:type", "CanonicalUser").elem("ID").text(grantee.getIdentifier()).up();
-                     grantee.getIdentifier()).up();
             if (grantee.getDisplayName() != null) {
                granteeBuilder.elem("DisplayName").text(grantee.getDisplayName());
             }
          } else if (grant.getGrantee() instanceof EmailAddressGrantee) {
-            granteeBuilder.attr("xsi:type", "AmazonCustomerByEmail").elem("EmailAddress").text(
+            granteeBuilder.attr("xsi:type", "AmazonCustomerByEmail").elem("EmailAddress")
-                     grant.getGrantee().getIdentifier());
+                  .text(grant.getGrantee().getIdentifier());
          }
          grantBuilder.elem("Permission").text(grant.getPermission().toString());
       }

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindAsHostPrefixIfConfigured.java

@@ -21,7 +21,6 @@ package org.jclouds.aws.s3.binders;
 
 import static org.jclouds.aws.s3.reference.S3Constants.PROPERTY_S3_SERVICE_PATH;
 import static org.jclouds.aws.s3.reference.S3Constants.PROPERTY_S3_VIRTUAL_HOST_BUCKETS;
-import static org.jclouds.http.HttpUtils.urlEncode;
 
 import javax.inject.Inject;
 import javax.inject.Named;
@@ -32,11 +31,12 @@ import javax.ws.rs.core.UriBuilder;
 
 import org.jclouds.aws.s3.S3AsyncClient;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.Binder;
 import org.jclouds.rest.annotations.SkipEncoding;
 import org.jclouds.rest.binders.BindAsHostPrefix;
+import org.jclouds.util.Strings2;
 
-import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Maps;
 
 /**
@@ -53,30 +53,31 @@ public class BindAsHostPrefixIfConfigured implements Binder {
 
    @Inject
    public BindAsHostPrefixIfConfigured(BindAsHostPrefix bindAsHostPrefix,
-            @Named(PROPERTY_S3_VIRTUAL_HOST_BUCKETS) boolean isVhostStyle,
+         @Named(PROPERTY_S3_VIRTUAL_HOST_BUCKETS) boolean isVhostStyle,
-            @Named(PROPERTY_S3_SERVICE_PATH) String servicePath,
+         @Named(PROPERTY_S3_SERVICE_PATH) String servicePath, Provider<UriBuilder> uriBuilderProvider) {
-            Provider<UriBuilder> uriBuilderProvider) {
       this.bindAsHostPrefix = bindAsHostPrefix;
       this.isVhostStyle = isVhostStyle;
       this.servicePath = servicePath;
       this.uriBuilderProvider = uriBuilderProvider;
    }
 
-   public void bindToRequest(HttpRequest request, Object payload) {
+   @SuppressWarnings("unchecked")
+   @Override
+   public <R extends HttpRequest> R bindToRequest(R request, Object payload) {
       if (isVhostStyle) {
-         bindAsHostPrefix.bindToRequest(request, payload);
+         request = bindAsHostPrefix.bindToRequest(request, payload);
-         request.getHeaders().replaceValues(HttpHeaders.HOST,
+         return ModifyRequest.replaceHeader(request, HttpHeaders.HOST, request.getEndpoint().getHost());
-                  ImmutableSet.of(request.getEndpoint().getHost()));
       } else {
          UriBuilder builder = uriBuilderProvider.get().uri(request.getEndpoint());
-         StringBuilder path = new StringBuilder(urlEncode(request.getEndpoint().getPath(),
+         StringBuilder path = new StringBuilder(Strings2.urlEncode(request.getEndpoint().getPath(), S3AsyncClient.class
-                  S3AsyncClient.class.getAnnotation(SkipEncoding.class).value()));
+               .getAnnotation(SkipEncoding.class).value()));
          int indexToInsert = path.indexOf(servicePath);
          indexToInsert = indexToInsert == -1 ? 0 : indexToInsert;
          indexToInsert += servicePath.length();
          path.insert(indexToInsert, "/" + payload.toString());
          builder.replacePath(path.toString());
-         request.setEndpoint(builder.buildFromEncodedMap(Maps.<String, Object> newHashMap()));
+         return (R) request.toBuilder().endpoint(builder.buildFromEncodedMap(Maps.<String, Object> newLinkedHashMap()))
+               .build();
       }
    }
 }

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindBucketLoggingToXmlPayload.java

@@ -44,8 +44,8 @@ import com.jamesmurty.utils.XMLBuilder;
  */
 @Singleton
 public class BindBucketLoggingToXmlPayload implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object payload) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object payload) {
       BucketLogging from = (BucketLogging) payload;
       Properties outputProperties = new Properties();
       outputProperties.put(javax.xml.transform.OutputKeys.OMIT_XML_DECLARATION, "yes");
@@ -57,33 +57,32 @@ public class BindBucketLoggingToXmlPayload implements Binder {
          Throwables.propagateIfPossible(e);
          throw new RuntimeException("error transforming bucketLogging: " + from, e);
       }
+      return request;
    }
 
-   protected XMLBuilder generateBuilder(BucketLogging bucketLogging)
+   protected XMLBuilder generateBuilder(BucketLogging bucketLogging) throws ParserConfigurationException,
-            throws ParserConfigurationException, FactoryConfigurationError {
+         FactoryConfigurationError {
-      XMLBuilder rootBuilder = XMLBuilder.create("BucketLoggingStatus").attr("xmlns",
+      XMLBuilder rootBuilder = XMLBuilder.create("BucketLoggingStatus")
-               S3Constants.S3_REST_API_XML_NAMESPACE).e("LoggingEnabled");
+            .attr("xmlns", S3Constants.S3_REST_API_XML_NAMESPACE).e("LoggingEnabled");
       rootBuilder.e("TargetBucket").t(bucketLogging.getTargetBucket());
       rootBuilder.e("TargetPrefix").t(bucketLogging.getTargetPrefix());
       XMLBuilder grantsBuilder = rootBuilder.elem("TargetGrants");
       for (Grant grant : bucketLogging.getTargetGrants()) {
          XMLBuilder grantBuilder = grantsBuilder.elem("Grant");
          XMLBuilder granteeBuilder = grantBuilder.elem("Grantee").attr("xmlns:xsi",
-                  "http://www.w3.org/2001/XMLSchema-instance");
+               "http://www.w3.org/2001/XMLSchema-instance");
 
          if (grant.getGrantee() instanceof GroupGrantee) {
-            granteeBuilder.attr("xsi:type", "Group").elem("URI").text(
+            granteeBuilder.attr("xsi:type", "Group").elem("URI").text(grant.getGrantee().getIdentifier());
-                     grant.getGrantee().getIdentifier());
          } else if (grant.getGrantee() instanceof CanonicalUserGrantee) {
             CanonicalUserGrantee grantee = (CanonicalUserGrantee) grant.getGrantee();
-            granteeBuilder.attr("xsi:type", "CanonicalUser").elem("ID").text(
+            granteeBuilder.attr("xsi:type", "CanonicalUser").elem("ID").text(grantee.getIdentifier()).up();
-                     grantee.getIdentifier()).up();
             if (grantee.getDisplayName() != null) {
                granteeBuilder.elem("DisplayName").text(grantee.getDisplayName());
             }
          } else if (grant.getGrantee() instanceof EmailAddressGrantee) {
-            granteeBuilder.attr("xsi:type", "AmazonCustomerByEmail").elem("EmailAddress").text(
+            granteeBuilder.attr("xsi:type", "AmazonCustomerByEmail").elem("EmailAddress")
-                     grant.getGrantee().getIdentifier());
+                  .text(grant.getGrantee().getIdentifier());
          }
          grantBuilder.elem("Permission").text(grant.getPermission().toString());
       }

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindNoBucketLoggingToXmlPayload.java

@@ -38,10 +38,12 @@ public class BindNoBucketLoggingToXmlPayload implements Binder {
       this.bindAsHostPrefixIfConfigured = bindAsHostPrefixIfConfigured;
    }
 
-   public void bindToRequest(HttpRequest request, Object payload) {
+   @Override
-      bindAsHostPrefixIfConfigured.bindToRequest(request, payload);
+   public <R extends HttpRequest> R bindToRequest(R request, Object payload) {
+      request = bindAsHostPrefixIfConfigured.bindToRequest(request, payload);
       String stringPayload = "<BucketLoggingStatus xmlns=\"http://s3.amazonaws.com/doc/2006-03-01/\"/>";
       request.setPayload(stringPayload);
+      return request;
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindPayerToXmlPayload.java

@@ -36,15 +36,15 @@ import org.jclouds.rest.Binder;
  */
 @Singleton
 public class BindPayerToXmlPayload implements Binder {
-
+   @Override
-   public void bindToRequest(HttpRequest request, Object toBind) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object toBind) {
-      checkArgument(checkNotNull(toBind, "toBind") instanceof Payer,
+      checkArgument(checkNotNull(toBind, "toBind") instanceof Payer, "this binder is only valid for Payer!");
-               "this binder is only valid for Payer!");
       String text = String
-               .format(
+            .format(
-                        "<RequestPaymentConfiguration xmlns=\"http://s3.amazonaws.com/doc/2006-03-01/\"><Payer>%s</Payer></RequestPaymentConfiguration>",
+                  "<RequestPaymentConfiguration xmlns=\"http://s3.amazonaws.com/doc/2006-03-01/\"><Payer>%s</Payer></RequestPaymentConfiguration>",
-                        ((Payer) toBind).value());
+                  ((Payer) toBind).value());
       request.setPayload(text);
       request.getPayload().getContentMetadata().setContentType(MediaType.TEXT_XML);
+      return request;
    }
 }

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindS3ObjectMetadataToRequest.java

@@ -20,6 +20,7 @@
 package org.jclouds.aws.s3.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
@@ -29,6 +30,7 @@ import org.jclouds.aws.s3.blobstore.functions.ObjectToBlob;
 import org.jclouds.aws.s3.domain.S3Object;
 import org.jclouds.blobstore.binders.BindUserMetadataToHeadersWithPrefix;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.rest.Binder;
 
 /**
@@ -36,27 +38,33 @@ import org.jclouds.rest.Binder;
  * @author Adrian Cole
  */
 @Singleton
-public class BindS3ObjectToPayload implements Binder {
+public class BindS3ObjectMetadataToRequest implements Binder {
    private final BindUserMetadataToHeadersWithPrefix blobBinder;
    private final ObjectToBlob object2Blob;
 
    @Inject
-   public BindS3ObjectToPayload(ObjectToBlob object2Blob, BindUserMetadataToHeadersWithPrefix blobBinder) {
+   public BindS3ObjectMetadataToRequest(ObjectToBlob object2Blob, BindUserMetadataToHeadersWithPrefix blobBinder) {
-      this.blobBinder = blobBinder;
+      this.blobBinder = checkNotNull(blobBinder, "blobBinder");
-      this.object2Blob = object2Blob;
+      this.object2Blob = checkNotNull(object2Blob, "object2Blob");
    }
 
-   public void bindToRequest(HttpRequest request, Object payload) {
+   @Override
-      S3Object s3Object = (S3Object) payload;
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
+      checkArgument(checkNotNull(input, "input") instanceof S3Object, "this binder is only valid for S3Object!");
+      checkNotNull(request, "request");
+
+      S3Object s3Object = S3Object.class.cast(input);
+      checkArgument(s3Object.getMetadata().getKey() != null, "s3Object.getMetadata().getKey() must be set!");
       checkArgument(s3Object.getPayload().getContentMetadata().getContentLength() != null,
-               "contentLength must be set, streaming not supported");
+            "contentLength must be set, streaming not supported");
       checkArgument(s3Object.getPayload().getContentMetadata().getContentLength() <= 5l * 1024 * 1024 * 1024,
-               "maximum size for put object is 5GB");
+            "maximum size for put object is 5GB");
-      blobBinder.bindToRequest(request, object2Blob.apply(s3Object));
+      request = blobBinder.bindToRequest(request, object2Blob.apply(s3Object));
 
       if (s3Object.getMetadata().getCacheControl() != null) {
-         request.getHeaders().put(HttpHeaders.CACHE_CONTROL, s3Object.getMetadata().getCacheControl());
+         request = ModifyRequest.replaceHeader(request, HttpHeaders.CACHE_CONTROL, s3Object.getMetadata()
+               .getCacheControl());
       }
-
+      return request;
    }
 }

aws/core/src/main/java/org/jclouds/aws/s3/blobstore/S3BlobStore.java

@@ -52,7 +52,7 @@ import org.jclouds.blobstore.util.BlobUtils;
 import org.jclouds.collect.Memoized;
 import org.jclouds.domain.Location;
 import org.jclouds.http.options.GetOptions;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Assertions;
 
 import com.google.common.base.Function;
 import com.google.common.base.Supplier;
@@ -160,7 +160,7 @@ public class S3BlobStore extends BaseBlobStore {
     */
    public void clearAndDeleteContainer(final String container) {
       try {
-         if (!Utils.eventuallyTrue(new Supplier<Boolean>() {
+         if (!Assertions.eventuallyTrue(new Supplier<Boolean>() {
             public Boolean get() {
                clearContainer(container);
                return sync.deleteBucketIfEmpty(container);

aws/core/src/main/java/org/jclouds/aws/s3/blobstore/config/ScaleUpCloudBlobStoreContextModule.java

@@ -32,10 +32,10 @@ import com.google.inject.TypeLiteral;
  */
 public class ScaleUpCloudBlobStoreContextModule extends S3BlobStoreContextModule {
 
-   @SuppressWarnings("rawtypes")
+   @SuppressWarnings({ "rawtypes", "unchecked" })
    @Override
    protected void bindBucketLocationStrategy() {
       bind(new TypeLiteral<Function<BucketMetadata, Location>>() {
-      }).toInstance((Function)Functions.constant(null));
+      }).toInstance((Function) Functions.constant(null));
    }
 }

aws/core/src/main/java/org/jclouds/aws/s3/filters/RequestAuthorizeSignature.java

@@ -31,7 +31,6 @@ import static org.jclouds.util.Patterns.NEWLINE_PATTERN;
 import java.lang.annotation.Annotation;
 import java.util.Arrays;
 import java.util.Collection;
-import java.util.Collections;
 import java.util.Set;
 import java.util.TreeSet;
 
@@ -52,16 +51,20 @@ import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpRequestFilter;
 import org.jclouds.http.HttpUtils;
 import org.jclouds.http.internal.SignatureWire;
+import org.jclouds.http.utils.ModifyRequest;
 import org.jclouds.io.InputSuppliers;
 import org.jclouds.logging.Logger;
 import org.jclouds.rest.RequestSigner;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Strings2;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Predicate;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableMap.Builder;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Iterables;
+import com.google.common.collect.Multimaps;
 
 /**
  * Signs the S3 request.
@@ -75,7 +78,7 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
    private final String[] firstHeadersToSign = new String[] { HttpHeaders.DATE };
 
    public static Set<String> SPECIAL_QUERIES = ImmutableSet.of("acl", "torrent", "logging", "location",
-            "requestPayment");
+         "requestPayment");
    private final SignatureWire signatureWire;
    private final String accessKey;
    private final String secretKey;
@@ -94,10 +97,10 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
 
    @Inject
    public RequestAuthorizeSignature(SignatureWire signatureWire, @Named(PROPERTY_AUTH_TAG) String authTag,
-            @Named(PROPERTY_S3_VIRTUAL_HOST_BUCKETS) boolean isVhostStyle,
+         @Named(PROPERTY_S3_VIRTUAL_HOST_BUCKETS) boolean isVhostStyle,
-            @Named(PROPERTY_S3_SERVICE_PATH) String servicePath, @Named(PROPERTY_HEADER_TAG) String headerTag,
+         @Named(PROPERTY_S3_SERVICE_PATH) String servicePath, @Named(PROPERTY_HEADER_TAG) String headerTag,
-            @Named(PROPERTY_IDENTITY) String accessKey, @Named(PROPERTY_CREDENTIAL) String secretKey,
+         @Named(PROPERTY_IDENTITY) String accessKey, @Named(PROPERTY_CREDENTIAL) String secretKey,
-            @TimeStamp Provider<String> timeStampProvider, Crypto crypto, HttpUtils utils) {
+         @TimeStamp Provider<String> timeStampProvider, Crypto crypto, HttpUtils utils) {
       this.isVhostStyle = isVhostStyle;
       this.servicePath = servicePath;
       this.headerTag = headerTag;
@@ -110,11 +113,26 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
       this.utils = utils;
    }
 
-   public void filter(HttpRequest request) throws HttpException {
+   public HttpRequest filter(HttpRequest request) throws HttpException {
-      replaceDateHeader(request);
+      request = replaceDateHeader(request);
-      String toSign = createStringToSign(request);
+      String signature = calculateSignature(createStringToSign(request));
-      calculateAndReplaceAuthHeader(request, toSign);
+      request = replaceAuthorizationHeader(request, signature);
       utils.logRequest(signatureLog, request, "<<");
+      return request;
+   }
+
+   HttpRequest replaceAuthorizationHeader(HttpRequest request, String signature) {
+      request = ModifyRequest.replaceHeader(request, HttpHeaders.AUTHORIZATION, authTag + " " + accessKey + ":"
+            + signature);
+      return request;
+   }
+
+   HttpRequest replaceDateHeader(HttpRequest request) {
+      Builder<String, String> builder = ImmutableMap.builder();
+      String date = timeStampProvider.get();
+      builder.put(HttpHeaders.DATE, date);
+      request = ModifyRequest.replaceHeaders(request, Multimaps.forMap(builder.build()));
+      return request;
    }
 
    public String createStringToSign(HttpRequest request) {
@@ -133,19 +151,18 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
       return buffer.toString();
    }
 
-   void calculateAndReplaceAuthHeader(HttpRequest request, String toSign) throws HttpException {
+   String calculateSignature(String toSign) throws HttpException {
       String signature = sign(toSign);
       if (signatureWire.enabled())
-         signatureWire.input(Utils.toInputStream(signature));
+         signatureWire.input(Strings2.toInputStream(signature));
-      request.getHeaders().replaceValues(HttpHeaders.AUTHORIZATION,
+      return signature;
-               Collections.singletonList(authTag + " " + accessKey + ":" + signature));
    }
 
    public String sign(String toSign) {
       String signature;
       try {
-         signature = CryptoStreams.base64(CryptoStreams.mac(InputSuppliers.of(toSign), crypto.hmacSHA1(secretKey
+         signature = CryptoStreams.base64(CryptoStreams.mac(InputSuppliers.of(toSign),
-                  .getBytes())));
+               crypto.hmacSHA1(secretKey.getBytes())));
       } catch (Exception e) {
          throw new HttpException("error signing request", e);
       }
@@ -156,17 +173,13 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
       toSign.append(request.getMethod()).append("\n");
    }
 
-   void replaceDateHeader(HttpRequest request) {
-      request.getHeaders().replaceValues(HttpHeaders.DATE, Collections.singletonList(timeStampProvider.get()));
-   }
-
    void appendAmzHeaders(HttpRequest request, StringBuilder toSign) {
       Set<String> headers = new TreeSet<String>(request.getHeaders().keySet());
       for (String header : headers) {
          if (header.startsWith("x-" + headerTag + "-")) {
             toSign.append(header.toLowerCase()).append(":");
             for (String value : request.getHeaders().get(header)) {
-               toSign.append(Utils.replaceAll(value, NEWLINE_PATTERN, "")).append(",");
+               toSign.append(Strings2.replaceAll(value, NEWLINE_PATTERN, "")).append(",");
             }
             toSign.deleteCharAt(toSign.lastIndexOf(","));
             toSign.append("\n");
@@ -176,11 +189,11 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
 
    void appendPayloadMetadata(HttpRequest request, StringBuilder buffer) {
       buffer.append(
-               utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata()
+            utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata()
-                        .getContentMD5())).append("\n");
+                  .getContentMD5())).append("\n");
       buffer.append(
-               utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata()
+            utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata()
-                        .getContentType())).append("\n");
+                  .getContentType())).append("\n");
    }
 
    void appendHttpHeaders(HttpRequest request, StringBuilder toSign) {
@@ -197,12 +210,12 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
 
       for (int i = 0; i < request.getJavaMethod().getParameterAnnotations().length; i++) {
          if (Iterables.any(Arrays.asList(request.getJavaMethod().getParameterAnnotations()[i]),
-                  new Predicate<Annotation>() {
+               new Predicate<Annotation>() {
-                     public boolean apply(Annotation input) {
+                  public boolean apply(Annotation input) {
-                        return input.annotationType().equals(Bucket.class);
+                     return input.annotationType().equals(Bucket.class);
-                     }
+                  }
-                  })) {
+               })) {
-            bucketName = (String) request.getArgs()[i];
+            bucketName = (String) request.getArgs().get(i);
             break;
          }
       }

aws/core/src/main/java/org/jclouds/aws/s3/functions/BindRegionToXmlPayload.java

@@ -55,20 +55,20 @@ public class BindRegionToXmlPayload extends BindToStringPayload {
 
    @Inject
    BindRegionToXmlPayload(@Named(PROPERTY_DEFAULT_REGIONS) String defaultRegions,
-            @Named(PROPERTY_REGIONS) String regions) {
+         @Named(PROPERTY_REGIONS) String regions) {
       this.defaultRegions = Splitter.on(',').split(defaultRegions);
       this.regions = Splitter.on(',').split(regions);
    }
 
    @Override
-   public void bindToRequest(HttpRequest request, Object input) {
+   public <R extends HttpRequest> R bindToRequest(R request, Object input) {
       input = input == null ? Iterables.get(defaultRegions, 0) : input;
       checkArgument(input instanceof String, "this binder is only valid for Region!");
       String constraint = (String) input;
       String value = null;
       if (Iterables.contains(defaultRegions, constraint)) {
          // nothing to bind as this is default.
-         return;
+         return request;
       } else if (Iterables.contains(regions, constraint)) {
          value = constraint;
       } else {
@@ -79,10 +79,12 @@ public class BindRegionToXmlPayload extends BindToStringPayload {
             value = constraint;
          }
       }
-      String payload = String.format(
+      String payload = String
-               "<CreateBucketConfiguration><LocationConstraint>%s</LocationConstraint></CreateBucketConfiguration>",
+            .format(
-               value);
+                  "<CreateBucketConfiguration><LocationConstraint>%s</LocationConstraint></CreateBucketConfiguration>",
-      super.bindToRequest(request, payload);
+                  value);
+      request = super.bindToRequest(request, payload);
       request.getPayload().getContentMetadata().setContentType(MediaType.TEXT_XML);
+      return request;
    }
 }

aws/core/src/main/java/org/jclouds/aws/s3/functions/ParseObjectFromHeadersAndHttpContent.java

@@ -35,14 +35,15 @@ import com.google.common.base.Function;
  * @see ParseMetadataFromHeaders
  * @author Adrian Cole
  */
-public class ParseObjectFromHeadersAndHttpContent implements Function<HttpResponse, S3Object>, InvocationContext {
+public class ParseObjectFromHeadersAndHttpContent implements Function<HttpResponse, S3Object>,
+      InvocationContext<ParseObjectFromHeadersAndHttpContent> {
 
    private final ParseObjectMetadataFromHeaders metadataParser;
    private final S3Object.Factory objectProvider;
 
    @Inject
    public ParseObjectFromHeadersAndHttpContent(ParseObjectMetadataFromHeaders metadataParser,
-            S3Object.Factory objectProvider) {
+         S3Object.Factory objectProvider) {
       this.metadataParser = metadataParser;
       this.objectProvider = objectProvider;
    }

aws/core/src/main/java/org/jclouds/aws/s3/functions/ParseObjectMetadataFromHeaders.java

@@ -44,14 +44,15 @@ import com.google.common.base.Function;
  * @see <a href="http://docs.amazonwebservices.com/AmazonS3/latest/RESTObjectGET.html" />
  * @author Adrian Cole
  */
-public class ParseObjectMetadataFromHeaders implements Function<HttpResponse, MutableObjectMetadata>, InvocationContext {
+public class ParseObjectMetadataFromHeaders implements Function<HttpResponse, MutableObjectMetadata>,
+      InvocationContext<ParseObjectMetadataFromHeaders> {
    private final ParseSystemAndUserMetadataFromHeaders blobMetadataParser;
    private final BlobToObjectMetadata blobToObjectMetadata;
    private final String userMdPrefix;
 
    @Inject
    public ParseObjectMetadataFromHeaders(ParseSystemAndUserMetadataFromHeaders blobMetadataParser,
-            BlobToObjectMetadata blobToObjectMetadata, @Named(PROPERTY_USER_METADATA_PREFIX) String userMdPrefix) {
+         BlobToObjectMetadata blobToObjectMetadata, @Named(PROPERTY_USER_METADATA_PREFIX) String userMdPrefix) {
       this.blobMetadataParser = blobMetadataParser;
       this.blobToObjectMetadata = blobToObjectMetadata;
       this.userMdPrefix = userMdPrefix;

aws/core/src/main/java/org/jclouds/aws/s3/functions/ReturnFalseIfBucketAlreadyOwnedByYou.java

@@ -23,7 +23,7 @@ import static com.google.common.base.Throwables.getCausalChain;
 import static com.google.common.collect.Iterables.filter;
 import static com.google.common.collect.Iterables.get;
 import static com.google.common.collect.Iterables.size;
-import static org.jclouds.util.Utils.propagateOrNull;
+import static org.jclouds.util.Throwables2.propagateOrNull;
 
 import java.util.List;
 

aws/core/src/main/java/org/jclouds/aws/s3/functions/ReturnTrueOn404OrNotFoundFalseIfNotEmpty.java

@@ -25,7 +25,7 @@ import static com.google.common.collect.Iterables.filter;
 import static com.google.common.collect.Iterables.get;
 import static com.google.common.collect.Iterables.size;
 import static org.jclouds.http.HttpUtils.returnValueOnCodeOrNull;
-import static org.jclouds.util.Utils.propagateOrNull;
+import static org.jclouds.util.Throwables2.propagateOrNull;
 
 import java.util.List;
 

aws/core/src/main/java/org/jclouds/aws/s3/xml/ListBucketHandler.java

@@ -33,7 +33,7 @@ import org.jclouds.aws.s3.domain.internal.ListBucketResponseImpl;
 import org.jclouds.crypto.CryptoStreams;
 import org.jclouds.date.DateService;
 import org.jclouds.http.functions.ParseSax;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Strings2;
 import org.xml.sax.Attributes;
 
 import com.google.common.collect.Sets;
@@ -101,7 +101,7 @@ public class ListBucketHandler extends ParseSax.HandlerWithResult<ListBucketResp
          currentLastModified = dateParser.iso8601DateParse(currentText.toString().trim());
       } else if (qName.equals("ETag")) {
          currentETag = currentText.toString().trim();
-         currentMD5 = CryptoStreams.hex(Utils.replaceAll(currentETag, '"', ""));
+         currentMD5 = CryptoStreams.hex(Strings2.replaceAll(currentETag, '"', ""));
       } else if (qName.equals("Size")) {
          currentSize = new Long(currentText.toString().trim());
       } else if (qName.equals("Owner")) {

aws/core/src/test/java/org/jclouds/aws/ComputeAndBlobStoreTogetherHappilyLiveTest.java

@@ -47,7 +47,7 @@ import org.testng.annotations.Test;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "live", testName = "jclouds.ComputeAndBlobStoreTogetherHappilyLiveTest")
+@Test(groups = "live")
 public class ComputeAndBlobStoreTogetherHappilyLiveTest extends BlobStoreAndComputeServiceLiveTest {
    @BeforeClass
    protected void setupCredentials() {

aws/core/src/test/java/org/jclouds/aws/CredentialsStoredInBlobStoreTest.java

@@ -36,7 +36,7 @@ import org.jclouds.compute.RunNodesException;
 import org.jclouds.compute.domain.NodeMetadata;
 import org.jclouds.domain.Credentials;
 import org.jclouds.rest.config.CredentialStoreModule;
-import org.jclouds.util.Utils;
+import org.jclouds.util.Strings2;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
@@ -95,7 +95,7 @@ public class CredentialsStoredInBlobStoreTest {
       assertEquals(credentialsMap.size(), 10);
       for (Entry<String, InputStream> entry : credentialsMap.entrySet()) {
          Credentials credentials = computeContext.credentialStore().get(entry.getKey());
-         assertEquals(Utils.toStringAndClose(entry.getValue()), String.format(
+         assertEquals(Strings2.toStringAndClose(entry.getValue()), String.format(
                   "{\"identity\":\"%s\",\"credential\":\"%s\"}", credentials.identity, credentials.credential));
       }
    }

aws/core/src/test/java/org/jclouds/aws/ProvidersInPropertiesTest.java

@@ -21,7 +21,7 @@ package org.jclouds.aws;
 
 import org.jclouds.blobstore.util.BlobStoreUtils;
 import org.jclouds.compute.util.ComputeServiceUtils;
-import org.jclouds.util.Utils;
+import org.jclouds.rest.Providers;
 import org.testng.annotations.Test;
 
 import com.google.common.collect.Iterables;
@@ -49,7 +49,7 @@ public class ProvidersInPropertiesTest {
 
    @Test
    public void testSupportedProviders() {
-      Iterable<String> providers = Utils.getSupportedProviders();
+      Iterable<String> providers = Providers.getSupportedProviders();
       assert Iterables.contains(providers, "sqs") : providers;
       assert Iterables.contains(providers, "elb") : providers;
       assert Iterables.contains(providers, "s3") : providers;

aws/core/src/test/java/org/jclouds/aws/cloudwatch/CloudWatchAsyncClientTest.java

@@ -51,7 +51,8 @@ import com.google.inject.TypeLiteral;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "unit", testName = "cloudwatch.MonitoringAsyncClientTest")
+// NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
+@Test(groups = "unit", testName = "CloudWatchAsyncClientTest")
 public class CloudWatchAsyncClientTest extends RestClientTest<CloudWatchAsyncClient> {
 
    public void testRegisterInstancesWithMeasure() throws SecurityException, NoSuchMethodException, IOException {

aws/core/src/test/java/org/jclouds/aws/cloudwatch/CloudWatchClientLiveTest.java

@@ -43,7 +43,7 @@ import com.google.inject.Module;
  * 
  * @author Adrian Cole
  */
-@Test(groups = "live", sequential = true, testName = "cloudwatch.CloudWatchClientLiveTest")
+@Test(groups = "live", sequential = true)
 public class CloudWatchClientLiveTest {
 
    private CloudWatchClient client;