aws related changes for issue 826

apis/cloudwatch/src/test/java/org/jclouds/cloudwatch/CloudWatchAsyncClientTest.java

@@ -18,6 +18,7 @@
  */
 package org.jclouds.cloudwatch;
 
+import static com.google.common.collect.Maps.transformValues;
 import static org.testng.Assert.assertEquals;
 
 import java.io.IOException;
@@ -40,13 +41,17 @@ import org.jclouds.date.DateService;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.RequiresHttp;
 import org.jclouds.http.functions.ParseSax;
+import org.jclouds.location.config.LocationModule;
+import org.jclouds.location.suppliers.RegionIdToURISupplier;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.RestClientTest;
 import org.jclouds.rest.RestContextFactory;
 import org.jclouds.rest.RestContextSpec;
 import org.jclouds.rest.internal.RestAnnotationProcessor;
+import org.jclouds.util.Suppliers2;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.ImmutableMap;
 import com.google.inject.Module;
 import com.google.inject.TypeLiteral;
@@ -91,22 +96,21 @@ public class CloudWatchAsyncClientTest extends RestClientTest<CloudWatchAsyncCli
    @RequiresHttp
    @ConfiguresRestClient
    private static final class TestMonitoringRestClientModule extends CloudWatchRestClientModule {
+
       @Override
-      protected void configure() {
+      protected void installLocations() {
-         super.configure();
+         install(new LocationModule());
-      }
+         bind(RegionIdToURISupplier.class).toInstance(new RegionIdToURISupplier() {
 
-      protected void bindRegionsToProvider() {
+            @Override
-         bindRegionsToProvider(Regions.class);
+            public Map<String, Supplier<URI>> get() {
-      }
+               return transformValues(ImmutableMap.<String, URI> of(Region.EU_WEST_1, URI
+                        .create("https://ec2.eu-west-1.amazonaws.com"), Region.US_EAST_1, URI
+                        .create("https://ec2.us-east-1.amazonaws.com"), Region.US_WEST_1, URI
+                        .create("https://ec2.us-west-1.amazonaws.com")), Suppliers2.<URI> ofInstanceFunction());
+            }
 
-      static class Regions implements javax.inject.Provider<Map<String, URI>> {
+         });
-         @Override
-         public Map<String, URI> get() {
-            return ImmutableMap.<String, URI> of(Region.EU_WEST_1, URI.create("https://ec2.eu-west-1.amazonaws.com"),
-                  Region.US_EAST_1, URI.create("https://ec2.us-east-1.amazonaws.com"), Region.US_WEST_1,
-                  URI.create("https://ec2.us-west-1.amazonaws.com"));
-         }
       }
 
       @Override

apis/ec2/src/main/java/org/jclouds/ec2/compute/config/EC2BindComputeSuppliersByClass.java

@@ -20,14 +20,11 @@ package org.jclouds.ec2.compute.config;
 
 import java.util.Set;
 
-import org.jclouds.ec2.compute.suppliers.EC2HardwareSupplier;
-import org.jclouds.ec2.compute.suppliers.EC2ImageSupplier;
 import org.jclouds.compute.config.BindComputeSuppliersByClass;
 import org.jclouds.compute.domain.Hardware;
 import org.jclouds.compute.domain.Image;
-import org.jclouds.domain.Location;
+import org.jclouds.ec2.compute.suppliers.EC2HardwareSupplier;
-import org.jclouds.location.suppliers.OnlyLocationOrFirstRegionOptionallyMatchingRegionId;
+import org.jclouds.ec2.compute.suppliers.EC2ImageSupplier;
-import org.jclouds.location.suppliers.ZoneToRegionToProviderOrJustProvider;
 
 import com.google.common.base.Supplier;
 /**
@@ -43,14 +40,4 @@ public class EC2BindComputeSuppliersByClass extends BindComputeSuppliersByClass
    protected Class<? extends Supplier<Set<? extends Image>>> defineImageSupplier() {
       return EC2ImageSupplier.class;
    }
-
-   @Override
-   protected Class<? extends Supplier<Location>> defineDefaultLocationSupplier() {
-      return OnlyLocationOrFirstRegionOptionallyMatchingRegionId.class;
-   }
-
-   @Override
-   protected Class<? extends Supplier<Set<? extends Location>>> defineLocationSupplier() {
-      return ZoneToRegionToProviderOrJustProvider.class;
-   }
 }

apis/ec2/src/main/java/org/jclouds/ec2/compute/config/EC2ComputeServiceContextModule.java

@@ -79,7 +79,8 @@ public class EC2ComputeServiceContextModule extends BaseComputeServiceContextMod
    }
 
    @Override
-   protected Supplier<Set<? extends Image>> supplyNonParsingImageCache(@Named(PROPERTY_SESSION_INTERVAL) long seconds,
+   protected Supplier<Set<? extends Image>> supplyNonParsingImageCache(
+            AtomicReference<AuthorizationException> authException, @Named(PROPERTY_SESSION_INTERVAL) long seconds,
             final Supplier<Set<? extends Image>> imageSupplier, Injector injector) {
       final Supplier<LoadingCache<RegionAndName, ? extends Image>> cache = injector.getInstance(Key.get(new TypeLiteral<Supplier<LoadingCache<RegionAndName, ? extends Image>>>() {}));
       return new Supplier<Set<? extends Image>>() {

apis/ec2/src/main/java/org/jclouds/ec2/compute/strategy/EC2ListNodesStrategy.java

@@ -49,6 +49,7 @@ import org.jclouds.logging.Logger;
 
 import com.google.common.base.Function;
 import com.google.common.base.Predicate;
+import com.google.common.base.Supplier;
 import com.google.common.collect.ImmutableSet;
 
 /**
@@ -62,12 +63,12 @@ public class EC2ListNodesStrategy implements ListNodesStrategy {
    protected Logger logger = Logger.NULL;
 
    protected final EC2AsyncClient client;
-   protected final Set<String> regions;
+   protected final Supplier<Set<String>> regions;
    protected final Function<RunningInstance, NodeMetadata> runningInstanceToNodeMetadata;
    protected final ExecutorService executor;
 
    @Inject
-   protected EC2ListNodesStrategy(EC2AsyncClient client, @Region Set<String> regions,
+   protected EC2ListNodesStrategy(EC2AsyncClient client, @Region Supplier<Set<String>> regions,
             Function<RunningInstance, NodeMetadata> runningInstanceToNodeMetadata,
             @Named(Constants.PROPERTY_USER_THREADS) ExecutorService executor) {
       this.client =  checkNotNull(client, "client");
@@ -91,9 +92,8 @@ public class EC2ListNodesStrategy implements ListNodesStrategy {
 
    protected Iterable<? extends RunningInstance> pollRunningInstances() {
       Iterable<? extends Set<? extends Reservation<? extends RunningInstance>>> reservations = transformParallel(
-               regions, new Function<String, Future<Set<? extends Reservation<? extends RunningInstance>>>>() {
+               regions.get(), new Function<String, Future<Set<? extends Reservation<? extends RunningInstance>>>>() {
 
-                  @SuppressWarnings("unchecked")
                   @Override
                   public Future<Set<? extends Reservation<? extends RunningInstance>>> apply(String from) {
                      // see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7126754

apis/ec2/src/main/java/org/jclouds/ec2/compute/suppliers/EC2ImageSupplier.java

@@ -25,8 +25,8 @@ import static org.jclouds.ec2.reference.EC2Constants.PROPERTY_EC2_AMI_OWNERS;
 
 import java.util.Collections;
 import java.util.Map;
-import java.util.Map.Entry;
 import java.util.Set;
+import java.util.Map.Entry;
 
 import javax.annotation.Resource;
 import javax.inject.Inject;
@@ -47,9 +47,9 @@ import com.google.common.base.Predicates;
 import com.google.common.base.Supplier;
 import com.google.common.cache.LoadingCache;
 import com.google.common.collect.ImmutableMap;
-import com.google.common.collect.ImmutableMap.Builder;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Sets;
+import com.google.common.collect.ImmutableMap.Builder;
 
 /**
  * 
@@ -61,14 +61,14 @@ public class EC2ImageSupplier implements Supplier<Set<? extends Image>> {
    @Named(ComputeServiceConstants.COMPUTE_LOGGER)
    protected Logger logger = Logger.NULL;
 
-   private final Set<String> regions;
+   private final Supplier<Set<String>> regions;
    private final DescribeImagesParallel describer;
    private final String[] amiOwners;
    private final EC2ImageParser parser;
    private final Supplier<LoadingCache<RegionAndName, ? extends Image>> cache;
 
    @Inject
-   protected EC2ImageSupplier(@Region Set<String> regions, DescribeImagesParallel describer,
+   protected EC2ImageSupplier(@Region Supplier<Set<String>> regions, DescribeImagesParallel describer,
          @Named(PROPERTY_EC2_AMI_OWNERS) String[] amiOwners, Supplier<LoadingCache<RegionAndName, ? extends Image>> cache,
          EC2ImageParser parser) {
       this.regions = regions;
@@ -88,7 +88,7 @@ public class EC2ImageSupplier implements Supplier<Set<? extends Image>> {
       } else {
          logger.debug(">> providing images");
 
-         Iterable<Entry<String, DescribeImagesOptions>> queries = getDescribeQueriesForOwnersInRegions(regions,
+         Iterable<Entry<String, DescribeImagesOptions>> queries = getDescribeQueriesForOwnersInRegions(regions.get(),
                   amiOwners);
 
          Iterable<? extends Image> parsedImages = ImmutableSet.copyOf(filter(transform(describer.apply(queries), parser), Predicates

apis/ec2/src/main/java/org/jclouds/ec2/config/EC2RestClientModule.java

@@ -18,21 +18,16 @@
  */
 package org.jclouds.ec2.config;
 
-import static org.jclouds.location.reference.LocationConstants.PROPERTY_REGIONS;
+import java.util.Collection;
-
-import java.net.URI;
 import java.util.Map;
 import java.util.Set;
-import java.util.Map.Entry;
 
-import javax.annotation.Resource;
 import javax.inject.Inject;
 import javax.inject.Singleton;
 
 import org.jclouds.aws.config.WithZonesFormSigningRestClientModule;
 import org.jclouds.ec2.EC2AsyncClient;
 import org.jclouds.ec2.EC2Client;
-import org.jclouds.ec2.domain.AvailabilityZoneInfo;
 import org.jclouds.ec2.services.AMIAsyncClient;
 import org.jclouds.ec2.services.AMIClient;
 import org.jclouds.ec2.services.AvailabilityZoneAndRegionAsyncClient;
@@ -49,23 +44,22 @@ import org.jclouds.ec2.services.SecurityGroupAsyncClient;
 import org.jclouds.ec2.services.SecurityGroupClient;
 import org.jclouds.ec2.services.WindowsAsyncClient;
 import org.jclouds.ec2.services.WindowsClient;
-import org.jclouds.http.HttpResponseException;
+import org.jclouds.ec2.suppliers.DescribeAvailabilityZonesInRegion;
+import org.jclouds.ec2.suppliers.DescribeRegionsForConfiguredRegions;
 import org.jclouds.http.RequiresHttp;
-import org.jclouds.location.Region;
 import org.jclouds.location.Zone;
-import org.jclouds.logging.Logger;
+import org.jclouds.location.config.LocationModule;
+import org.jclouds.location.suppliers.RegionIdToURISupplier;
+import org.jclouds.location.suppliers.RegionIdToZoneIdsSupplier;
+import org.jclouds.location.suppliers.ZoneIdsSupplier;
 import org.jclouds.rest.ConfiguresRestClient;
 
-import com.google.common.base.Predicates;
+import com.google.common.base.Supplier;
-import com.google.common.base.Splitter;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.Maps;
+import com.google.common.collect.Iterables;
-import com.google.common.collect.ImmutableMap.Builder;
+import com.google.inject.Scopes;
-import com.google.inject.ConfigurationException;
-import com.google.inject.Injector;
-import com.google.inject.Key;
-import com.google.inject.name.Names;
 
 /**
  * Configures the EC2 connection.
@@ -97,85 +91,33 @@ public class EC2RestClientModule<S extends EC2Client, A extends EC2AsyncClient>
    }
 
    @Override
-   protected void bindRegionsToProvider() {
+   protected void installLocations() {
-      bindRegionsToProvider(RegionIdsToURI.class);
+      install(new LocationModule());
-   }
+      bind(RegionIdToZoneIdsSupplier.class).to(DescribeAvailabilityZonesInRegion.class).in(Scopes.SINGLETON);
-
+      bind(RegionIdToURISupplier.class).to(DescribeRegionsForConfiguredRegions.class).in(Scopes.SINGLETON);
-   @Override
+      bind(ZoneIdsSupplier.class).to(ZoneIdsFromRegionIdToZoneIdsValues.class).in(Scopes.SINGLETON);
-   protected void bindZonesToProvider() {
-      bindZonesToProvider(RegionIdToZoneId.class);
    }
 
+   /**
+    * as opposed to via properties, lets look up zones via api, as they are more likely to change
+    */
    @Singleton
-   public static class RegionIdsToURI implements javax.inject.Provider<Map<String, URI>> {
+   public static class ZoneIdsFromRegionIdToZoneIdsValues implements ZoneIdsSupplier {
-      private final AvailabilityZoneAndRegionClient client;
+
-      private final Injector injector;
+      private final Supplier<Map<String, Supplier<Set<String>>>> regionIdToZoneIdsSupplier;
 
       @Inject
-      public RegionIdsToURI(EC2Client client, Injector injector) {
+      protected ZoneIdsFromRegionIdToZoneIdsValues(
-         this.client = client.getAvailabilityZoneAndRegionServices();
+               @Zone Supplier<Map<String, Supplier<Set<String>>>> regionIdToZoneIdsSupplier) {
-         this.injector = injector;
+         this.regionIdToZoneIdsSupplier = regionIdToZoneIdsSupplier;
       }
 
-      @Singleton
-      @Region
       @Override
-      public Map<String, URI> get() {
+      public Set<String> get() {
-         try {
+         Collection<Supplier<Set<String>>> zones = regionIdToZoneIdsSupplier.get().values();
-            String regionString = injector.getInstance(Key.get(String.class, Names.named(PROPERTY_REGIONS)));
+         return ImmutableSet.copyOf(Iterables.concat(Iterables.transform(zones, Suppliers
-            Set<String> regions = ImmutableSet.copyOf(Splitter.on(',').split(regionString));
+                  .<Set<String>> supplierFunction())));
-            if (regions.size() > 0)
-               return Maps.filterKeys(client.describeRegions(), Predicates.in(regions));
-         } catch (ConfigurationException e) {
-            // this happens if regions property isn't set
-            // services not run by AWS may not have regions, so this is ok.
-         }
-         return client.describeRegions();
-
-      }
-   }
-
-   @Singleton
-   public static class RegionIdToZoneId implements javax.inject.Provider<Map<String, String>> {
-      @Resource
-      protected Logger logger = Logger.NULL;
-      
-      private final AvailabilityZoneAndRegionClient client;
-      private final Map<String, URI> regions;
-
-      @Inject
-      public RegionIdToZoneId(EC2Client client, @Region Map<String, URI> regions) {
-         this.client = client.getAvailabilityZoneAndRegionServices();
-         this.regions = regions;
-      }
-
-      @Singleton
-      @Zone
-      @Override
-      public Map<String, String> get() {
-         Builder<String, String> map = ImmutableMap.builder();
-         HttpResponseException exception = null;
-         for (Entry<String, URI> region : regions.entrySet()) {
-            try {
-               for (AvailabilityZoneInfo zoneInfo : client.describeAvailabilityZonesInRegion(region.getKey())) {
-                  map.put(zoneInfo.getZone(), region.getKey());
-               }
-            } catch (HttpResponseException e) {
-               if (e.getMessage().contains("Unable to tunnel through proxy")) {
-                  exception = e;
-                  logger.error(e, "Could not describe availability zones in Region: %s", region.getKey());
-               } else {
-                  throw e;
-               }
-            }
-         }
-         ImmutableMap<String, String> result = map.build();
-         if (result.isEmpty() && exception != null) {
-            throw exception;
-         }
-         return result;
       }
 
    }
-
 }

apis/ec2/src/main/java/org/jclouds/ec2/suppliers/DescribeAvailabilityZonesInRegion.java

@@ -0,0 +1,94 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.jclouds.ec2.suppliers;
+
+import java.util.Map;
+import java.util.Set;
+
+import javax.annotation.Resource;
+import javax.inject.Inject;
+import javax.inject.Singleton;
+
+import org.jclouds.ec2.EC2Client;
+import org.jclouds.ec2.domain.AvailabilityZoneInfo;
+import org.jclouds.ec2.services.AvailabilityZoneAndRegionClient;
+import org.jclouds.http.HttpResponseException;
+import org.jclouds.location.Region;
+import org.jclouds.location.suppliers.RegionIdToZoneIdsSupplier;
+import org.jclouds.logging.Logger;
+import org.jclouds.util.Suppliers2;
+
+import com.google.common.base.Function;
+import com.google.common.base.Supplier;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Maps;
+import com.google.common.collect.ImmutableMap.Builder;
+
+@Singleton
+public class DescribeAvailabilityZonesInRegion implements RegionIdToZoneIdsSupplier {
+   @Resource
+   protected Logger logger = Logger.NULL;
+
+   private final AvailabilityZoneAndRegionClient client;
+   private final Supplier<Set<String>> regions;
+
+   @Inject
+   public DescribeAvailabilityZonesInRegion(EC2Client client, @Region Supplier<Set<String>> regions) {
+      this.client = client.getAvailabilityZoneAndRegionServices();
+      this.regions = regions;
+   }
+
+   @Override
+   public Map<String, Supplier<Set<String>>> get() {
+      Builder<String, Set<String>> map = ImmutableMap.builder();
+      HttpResponseException exception = null;
+      // TODO: this should be parallel
+      for (String region : regions.get()) {
+         try {
+            ImmutableSet<String> zones = ImmutableSet.copyOf(Iterables.transform(client
+                     .describeAvailabilityZonesInRegion(region), new Function<AvailabilityZoneInfo, String>() {
+
+               @Override
+               public String apply(AvailabilityZoneInfo arg0) {
+                  return arg0.getZone();
+               }
+
+            }));
+            if (zones.size() > 0)
+               map.put(region, zones);
+         } catch (HttpResponseException e) {
+            // TODO: this should be in retry handler, not here.
+            if (e.getMessage().contains("Unable to tunnel through proxy")) {
+               exception = e;
+               logger.error(e, "Could not describe availability zones in Region: %s", region);
+            } else {
+               throw e;
+            }
+         }
+      }
+      ImmutableMap<String, Set<String>> result = map.build();
+      if (result.isEmpty() && exception != null) {
+         throw exception;
+      }
+      return Maps.transformValues(result, Suppliers2.<Set<String>> ofInstanceFunction());
+   }
+
+}

apis/ec2/src/main/java/org/jclouds/ec2/suppliers/DescribeRegionsForConfiguredRegions.java

@@ -0,0 +1,59 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.jclouds.ec2.suppliers;
+
+import java.net.URI;
+import java.util.Map;
+import java.util.Set;
+
+import javax.inject.Inject;
+import javax.inject.Singleton;
+
+import org.jclouds.ec2.EC2Client;
+import org.jclouds.ec2.services.AvailabilityZoneAndRegionClient;
+import org.jclouds.location.Region;
+import org.jclouds.location.suppliers.RegionIdToURISupplier;
+import org.jclouds.util.Suppliers2;
+
+import com.google.common.base.Predicates;
+import com.google.common.base.Supplier;
+import com.google.common.collect.Maps;
+
+@Singleton
+public class DescribeRegionsForConfiguredRegions implements RegionIdToURISupplier {
+   private final AvailabilityZoneAndRegionClient client;
+   private final Supplier<Set<String>> regions;
+
+   @Inject
+   public DescribeRegionsForConfiguredRegions(EC2Client client, @Region Supplier<Set<String>> regions) {
+      this.client = client.getAvailabilityZoneAndRegionServices();
+      this.regions = regions;
+   }
+
+   @Singleton
+   @Region
+   @Override
+   public Map<String, Supplier<URI>> get() {
+      Set<String> regionWhiteList = regions.get();
+      Map<String, URI> regionToUris = client.describeRegions();
+      if (regionWhiteList.size() > 0)
+         regionToUris = Maps.filterKeys(regionToUris, Predicates.in(regionWhiteList));
+      return Maps.transformValues(regionToUris, Suppliers2.<URI> ofInstanceFunction());
+   }
+}

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

@@ -23,13 +23,15 @@ import java.util.Date;
 import javax.annotation.Resource;
 import javax.inject.Inject;
 
-import org.jclouds.ec2.domain.Attachment;
 import org.jclouds.aws.util.AWSUtils;
 import org.jclouds.date.DateService;
+import org.jclouds.ec2.domain.Attachment;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 import org.jclouds.logging.Logger;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @author Adrian Cole
@@ -40,10 +42,10 @@ public class AttachmentHandler extends ParseSax.HandlerForGeneratedRequestWithRe
    protected Logger logger = Logger.NULL;
 
    protected final DateService dateService;
-   protected final String defaultRegion;
+   protected final Supplier<String> defaultRegion;
 
    @Inject
-   AttachmentHandler(DateService dateService, @Region String defaultRegion) {
+   AttachmentHandler(DateService dateService, @Region Supplier<String> defaultRegion) {
       this.dateService = dateService;
       this.defaultRegion = defaultRegion;
    }
@@ -58,7 +60,7 @@ public class AttachmentHandler extends ParseSax.HandlerForGeneratedRequestWithRe
    public Attachment getResult() {
       String region = AWSUtils.findRegionInArgsOrNull(getRequest());
       if (region == null)
-         region = defaultRegion;
+         region = defaultRegion.get();
       return new Attachment(region, volumeId, instanceId, device, attachmentStatus, attachTime);
    }
 

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

@@ -41,6 +41,7 @@ import org.jclouds.location.Region;
 import org.jclouds.logging.Logger;
 import org.xml.sax.Attributes;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Sets;
 import com.google.inject.Provider;
 
@@ -54,11 +55,11 @@ public abstract class BaseReservationHandler<T> extends HandlerForGeneratedReque
    protected Logger logger = Logger.NULL;
 
    protected final DateService dateService;
-   protected final String defaultRegion;
+   protected final Supplier<String> defaultRegion;
    protected final Provider<Builder> builderProvider;
 
    @Inject
-   public BaseReservationHandler(DateService dateService, @Region String defaultRegion,
+   public BaseReservationHandler(DateService dateService, @Region Supplier<String> defaultRegion,
          Provider<RunningInstance.Builder> builderProvider) {
       this.dateService = dateService;
       this.defaultRegion = defaultRegion;
@@ -205,7 +206,7 @@ public abstract class BaseReservationHandler<T> extends HandlerForGeneratedReque
          builder.privateDnsName(null);
       }
 
-      builder.region((region == null) ? defaultRegion : region);
+      builder.region((region == null) ? defaultRegion.get() : region);
       builder.groupIds(groupIds);
    }
 
@@ -224,7 +225,7 @@ public abstract class BaseReservationHandler<T> extends HandlerForGeneratedReque
    protected Reservation<? extends RunningInstance> newReservation() {
       String region = getRequest() != null ? AWSUtils.findRegionInArgsOrNull(getRequest()) : null;
       if (region == null)
-         region = defaultRegion;
+         region = defaultRegion.get();
       Reservation<? extends RunningInstance> info = new Reservation<RunningInstance>(region, groupIds, instances,
             ownerId, requesterId, reservationId);
       this.groupIds = Sets.newLinkedHashSet();

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

@@ -22,12 +22,14 @@ import java.util.Date;
 
 import javax.inject.Inject;
 
-import org.jclouds.ec2.domain.BundleTask;
 import org.jclouds.aws.util.AWSUtils;
 import org.jclouds.date.DateService;
+import org.jclouds.ec2.domain.BundleTask;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @author Adrian Cole
@@ -39,7 +41,7 @@ public class BundleTaskHandler extends ParseSax.HandlerForGeneratedRequestWithRe
    protected DateService dateService;
    @Inject
    @Region
-   String defaultRegion;
+   Supplier<String> defaultRegion;
 
    private String bundleId;
    private String code;
@@ -55,7 +57,7 @@ public class BundleTaskHandler extends ParseSax.HandlerForGeneratedRequestWithRe
    public BundleTask getResult() {
       String region = AWSUtils.findRegionInArgsOrNull(getRequest());
       if (region == null)
-         region = defaultRegion;
+         region = defaultRegion.get();
       BundleTask.Error error = null;
       if (code != null)
          error = new BundleTask.Error(code, message);

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

@@ -23,6 +23,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 import java.util.Date;
 import java.util.Map;
 import java.util.Set;
+import java.util.Map.Entry;
 
 import javax.annotation.Resource;
 import javax.inject.Inject;
@@ -39,6 +40,9 @@ import org.jclouds.logging.Logger;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.xml.sax.Attributes;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
+import com.google.common.collect.Maps;
 import com.google.common.collect.Sets;
 
 /**
@@ -54,10 +58,13 @@ public class CreateVolumeResponseHandler extends ParseSax.HandlerForGeneratedReq
    protected DateService dateService;
    @Inject
    @Region
-   String defaultRegion;
+   Supplier<String> defaultRegion;
    @Inject
    @Zone
-   protected Map<String, String> availabilityZoneToRegion;
+   protected Supplier<Map<String, Supplier<Set<String>>>> regionToZonesSupplier;
+   @Inject
+   @Zone
+   protected Supplier<Set<String>> zonesSupplier;
    
    private String id;
    private int size;
@@ -159,12 +166,21 @@ public class CreateVolumeResponseHandler extends ParseSax.HandlerForGeneratedReq
       super.setContext(request);
       region = AWSUtils.findRegionInArgsOrNull(getRequest());
       if (region == null) {
-         String zone = findAvailabilityZoneInArgsOrNull(getRequest(), availabilityZoneToRegion.keySet());
+         Set<String> zones = zonesSupplier.get();
+         String zone = findAvailabilityZoneInArgsOrNull(getRequest(), zones);
          if (zone != null) {
-            region = checkNotNull(availabilityZoneToRegion.get(zone),
+            Map<String, Set<String>> regionToZones = Maps.transformValues(regionToZonesSupplier.get(), Suppliers
-                  String.format("zone %s not in %s", zone, availabilityZoneToRegion));
+                     .<Set<String>> supplierFunction());
+            for (Entry<String, Set<String>> entry : regionToZones.entrySet()) {
+               if (entry.getValue().contains(zone)) {
+                  region = entry.getKey();
+                  break;
+               }
+
+            }
+            checkNotNull(regionToZones, String.format("zone %s not in %s", zone, regionToZones));
          } else {
-            region = defaultRegion;
+            region = defaultRegion.get();
          }
       }
       return this;

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

@@ -29,6 +29,7 @@ import org.jclouds.http.functions.ParseSax.HandlerForGeneratedRequestWithResult;
 import org.jclouds.location.Region;
 import org.jclouds.logging.Logger;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Sets;
 
 /**
@@ -45,7 +46,7 @@ public class DescribeAddressesResponseHandler extends
    private StringBuilder currentText = new StringBuilder();
    @Inject
    @Region
-   String defaultRegion;
+   Supplier<String> defaultRegion;
    private String instanceId;
 
    protected String currentOrNull() {
@@ -61,7 +62,7 @@ public class DescribeAddressesResponseHandler extends
       } else if (qName.equals("item")) {
          String region = AWSUtils.findRegionInArgsOrNull(getRequest());
          if (region == null)
-            region = defaultRegion;
+            region = defaultRegion.get();
          pairs.add(new PublicIpInstanceIdPair(region, ipAddress, instanceId));
          ipAddress = null;
          instanceId = null;

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

@@ -29,6 +29,7 @@ import org.jclouds.location.Region;
 import org.jclouds.logging.Logger;
 import org.xml.sax.Attributes;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Sets;
 
 /**
@@ -37,7 +38,7 @@ import com.google.common.collect.Sets;
  */
 public class DescribeAvailabilityZonesResponseHandler extends ParseSax.HandlerWithResult<Set<AvailabilityZoneInfo>> {
    private StringBuilder currentText = new StringBuilder();
-   private final String defaultRegion;
+   private final Supplier<String> defaultRegion;
 
    private Set<AvailabilityZoneInfo> availablilityZones = Sets.newLinkedHashSet();
    private String zone;
@@ -52,9 +53,13 @@ public class DescribeAvailabilityZonesResponseHandler extends ParseSax.HandlerWi
     * Eucalyptus 1.6 doesn't return region in the XML output
     */
    @Inject
-   DescribeAvailabilityZonesResponseHandler(@Region String defaultRegion) {
+   DescribeAvailabilityZonesResponseHandler(@Region Supplier<String> defaultRegion) {
       this.defaultRegion = defaultRegion;
-      region = defaultRegion;
+   }
+
+   @Override
+   public void startDocument() {
+      region = defaultRegion.get();
    }
 
    public Set<AvailabilityZoneInfo> getResult() {
@@ -86,7 +91,7 @@ public class DescribeAvailabilityZonesResponseHandler extends ParseSax.HandlerWi
       } else if (qName.equals("item") && !inMessageSet) {
          availablilityZones.add(new AvailabilityZoneInfo(zone, zoneState, region, messages));
          this.zone = null;
-         this.region = defaultRegion;
+         this.region = defaultRegion.get();
          this.zoneState = null;
          this.messages = Sets.newHashSet();
       }
@@ -96,4 +101,5 @@ public class DescribeAvailabilityZonesResponseHandler extends ParseSax.HandlerWi
    public void characters(char ch[], int start, int length) {
       currentText.append(ch, start, length);
    }
+
 }

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

@@ -38,6 +38,7 @@ import org.jclouds.location.Region;
 import org.jclouds.logging.Logger;
 import org.xml.sax.Attributes;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Maps;
 import com.google.common.collect.Sets;
 
@@ -53,7 +54,7 @@ import com.google.common.collect.Sets;
 public class DescribeImagesResponseHandler extends ParseSax.HandlerForGeneratedRequestWithResult<Set<Image>> {
 
    @Inject
-   public DescribeImagesResponseHandler(@Region String defaultRegion) {
+   public DescribeImagesResponseHandler(@Region Supplier<String> defaultRegion) {
       this.defaultRegion = defaultRegion;
    }
 
@@ -62,7 +63,7 @@ public class DescribeImagesResponseHandler extends ParseSax.HandlerForGeneratedR
 
    private Set<Image> contents = Sets.newLinkedHashSet();
    private StringBuilder currentText = new StringBuilder();
-   private final String defaultRegion;
+   private final Supplier<String> defaultRegion;
 
    private Architecture architecture;
    private String name;
@@ -165,7 +166,7 @@ public class DescribeImagesResponseHandler extends ParseSax.HandlerForGeneratedR
             try {
                String region = getRequest() != null ? AWSUtils.findRegionInArgsOrNull(getRequest()) : null;
                if (region == null)
-                  region = defaultRegion;
+                  region = defaultRegion.get();
                contents.add(new Image(region, architecture, this.name, description, imageId, imageLocation,
                         imageOwnerId, imageState, imageType, isPublic, productCodes, kernelId, platform, ramdiskId,
                         rootDeviceType, rootDeviceName, ebsBlockDevices, virtualizationType, hypervisor));

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

@@ -27,6 +27,7 @@ import org.jclouds.ec2.domain.Reservation;
 import org.jclouds.ec2.domain.RunningInstance;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Sets;
 import com.google.inject.Provider;
 
@@ -43,7 +44,7 @@ public class DescribeInstancesResponseHandler extends
    private Set<Reservation<? extends RunningInstance>> reservations = Sets.newLinkedHashSet();
 
    @Inject
-   DescribeInstancesResponseHandler(DateService dateService, @Region String defaultRegion,
+   DescribeInstancesResponseHandler(DateService dateService, @Region Supplier<String> defaultRegion,
             Provider<RunningInstance.Builder> builderProvider) {
       super(dateService, defaultRegion, builderProvider);
    }

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

@@ -30,6 +30,7 @@ import org.jclouds.ec2.domain.KeyPair.Builder;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Sets;
 
 /**
@@ -40,13 +41,17 @@ import com.google.common.collect.Sets;
  * @author Adrian Cole
  */
 public class DescribeKeyPairsResponseHandler extends ParseSax.HandlerForGeneratedRequestWithResult<Set<KeyPair>> {
-   private final String defaultRegion;
+   private final Supplier<String> defaultRegion;
    private Builder builder;
 
    @Inject
-   public DescribeKeyPairsResponseHandler(@Region String defaultRegion) {
+   public DescribeKeyPairsResponseHandler(@Region Supplier<String> defaultRegion) {
       this.defaultRegion = defaultRegion;
-      builder = KeyPair.builder().region(defaultRegion);
+   }
+
+   @Override
+   public void startDocument() {
+      builder = KeyPair.builder().region(defaultRegion.get());
    }
 
    private StringBuilder currentText = new StringBuilder();
@@ -67,7 +72,7 @@ public class DescribeKeyPairsResponseHandler extends ParseSax.HandlerForGenerate
          try {
             keyPairs.add(builder.build());
          } finally {
-            builder = KeyPair.builder().region(defaultRegion);
+            builder = KeyPair.builder().region(defaultRegion.get());
          }
       } else if (qName.equals("keyName")) {
          builder.keyName(currentOrNull(currentText));

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

@@ -18,8 +18,8 @@
  */
 package org.jclouds.ec2.xml;
 
-import static org.jclouds.util.SaxUtils.currentOrNull;
 import static org.jclouds.util.SaxUtils.currentOrNegative;
+import static org.jclouds.util.SaxUtils.currentOrNull;
 import static org.jclouds.util.SaxUtils.equalsOrSuffix;
 
 import java.util.Set;
@@ -34,6 +34,7 @@ import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 import org.xml.sax.Attributes;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.LinkedHashMultimap;
 import com.google.common.collect.Multimap;
@@ -52,7 +53,7 @@ public class DescribeSecurityGroupsResponseHandler extends
       ParseSax.HandlerForGeneratedRequestWithResult<Set<SecurityGroup>> {
    @Inject
    @Region
-   String defaultRegion;
+   Supplier<String> defaultRegion;
 
    private StringBuilder currentText = new StringBuilder();
    private Set<SecurityGroup> securtyGroups = Sets.newLinkedHashSet();
@@ -135,7 +136,7 @@ public class DescribeSecurityGroupsResponseHandler extends
          } else if (!inIpPermissions && !inIpRanges && !inGroups) {
             String region = AWSUtils.findRegionInArgsOrNull(getRequest());
             if (region == null)
-               region = defaultRegion;
+               region = defaultRegion.get();
             securtyGroups.add(new SecurityGroup(region, groupId, groupName, ownerId, groupDescription, ipPermissions));
             this.groupName = null;
             this.groupId = null;

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

@@ -29,6 +29,7 @@ import org.jclouds.http.functions.ParseSax.HandlerForGeneratedRequestWithResult;
 import org.jclouds.location.Region;
 import org.xml.sax.Attributes;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Sets;
 
 /**
@@ -51,7 +52,7 @@ public class InstanceStateChangeHandler extends
    private StringBuilder currentText = new StringBuilder();
    @Inject
    @Region
-   String defaultRegion;
+   Supplier<String> defaultRegion;
 
    Set<InstanceStateChange> instances = Sets.newLinkedHashSet();
    private InstanceState shutdownState;
@@ -92,7 +93,7 @@ public class InstanceStateChangeHandler extends
       } else if (qName.equals("item")) {
          String region = AWSUtils.findRegionInArgsOrNull(getRequest());
          if (region == null)
-            region = defaultRegion;
+            region = defaultRegion.get();
          instances.add(new InstanceStateChange(region, instanceId, shutdownState, previousState));
          this.instanceId = null;
          this.shutdownState = null;

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

@@ -28,6 +28,8 @@ import org.jclouds.ec2.domain.KeyPair.Builder;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @see <a href=
@@ -36,13 +38,17 @@ import org.jclouds.location.Region;
  * @author Adrian Cole
  */
 public class KeyPairResponseHandler extends ParseSax.HandlerForGeneratedRequestWithResult<KeyPair> {
-   private final String defaultRegion;
+   private final Supplier<String> defaultRegion;
    private Builder builder;
 
    @Inject
-   public KeyPairResponseHandler(@Region String defaultRegion) {
+   public KeyPairResponseHandler(@Region Supplier<String> defaultRegion) {
       this.defaultRegion = defaultRegion;
-      builder = KeyPair.builder().region(defaultRegion);
+   }
+
+   @Override
+   public void startDocument() {
+      builder = KeyPair.builder().region(defaultRegion.get());
    }
 
    private StringBuilder currentText = new StringBuilder();
@@ -54,7 +60,7 @@ public class KeyPairResponseHandler extends ParseSax.HandlerForGeneratedRequestW
       try {
          return builder.build();
       } finally {
-         builder = KeyPair.builder().region(defaultRegion);
+         builder = KeyPair.builder().region(defaultRegion.get());
       }
    }
 

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

@@ -1,5 +1,5 @@
 /**
- * Licensed to jclouds, Inc. (jclouds) under one or more
+s * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  jclouds licenses this file
@@ -25,6 +25,7 @@ import org.jclouds.ec2.domain.Reservation;
 import org.jclouds.ec2.domain.RunningInstance;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
 import com.google.inject.Provider;
 
 /**
@@ -38,7 +39,7 @@ import com.google.inject.Provider;
 public class RunInstancesResponseHandler extends BaseReservationHandler<Reservation<? extends RunningInstance>> {
 
    @Inject
-   RunInstancesResponseHandler(DateService dateService, @Region String defaultRegion,
+   RunInstancesResponseHandler(DateService dateService, @Region Supplier<String> defaultRegion,
             Provider<RunningInstance.Builder> builderProvider) {
       super(dateService, defaultRegion, builderProvider);
    }

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

@@ -22,13 +22,15 @@ import java.util.Date;
 
 import javax.inject.Inject;
 
-import org.jclouds.ec2.domain.Snapshot;
-import org.jclouds.ec2.domain.Snapshot.Status;
 import org.jclouds.aws.util.AWSUtils;
 import org.jclouds.date.DateService;
+import org.jclouds.ec2.domain.Snapshot;
+import org.jclouds.ec2.domain.Snapshot.Status;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @author Adrian Cole
@@ -37,7 +39,7 @@ public class SnapshotHandler extends ParseSax.HandlerForGeneratedRequestWithResu
    private StringBuilder currentText = new StringBuilder();
 
    protected final DateService dateService;
-   protected final String defaultRegion;
+   protected final Supplier<String> defaultRegion;
 
    private String id;
    private String volumeId;
@@ -50,7 +52,7 @@ public class SnapshotHandler extends ParseSax.HandlerForGeneratedRequestWithResu
    private String ownerAlias;
 
    @Inject
-   public SnapshotHandler(DateService dateService, @Region String defaultRegion) {
+   public SnapshotHandler(DateService dateService, @Region Supplier<String> defaultRegion) {
       this.dateService = dateService;
       this.defaultRegion = defaultRegion;
    }
@@ -58,7 +60,7 @@ public class SnapshotHandler extends ParseSax.HandlerForGeneratedRequestWithResu
    public Snapshot getResult() {
       String region = AWSUtils.findRegionInArgsOrNull(getRequest());
       if (region == null)
-         region = defaultRegion;
+         region = defaultRegion.get();
       Snapshot snapshot = new Snapshot(region, id, volumeId, volumeSize, status, startTime,
                progress, ownerId, description, ownerAlias);
       this.id = null;

apis/ec2/src/test/java/org/jclouds/ec2/services/BaseEC2AsyncClientTest.java

@@ -18,11 +18,13 @@
  */
 package org.jclouds.ec2.services;
 
+import static com.google.common.collect.Maps.transformValues;
 import static org.testng.Assert.assertEquals;
 
 import java.io.IOException;
 import java.net.URI;
 import java.util.Map;
+import java.util.Set;
 
 import javax.inject.Singleton;
 
@@ -38,13 +40,18 @@ import org.jclouds.ec2.compute.domain.RegionAndName;
 import org.jclouds.ec2.config.EC2RestClientModule;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.RequiresHttp;
+import org.jclouds.location.config.LocationModule;
+import org.jclouds.location.suppliers.RegionIdToURISupplier;
+import org.jclouds.location.suppliers.RegionIdToZoneIdsSupplier;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.RestClientTest;
 import org.jclouds.rest.RestContextFactory;
 import org.jclouds.rest.RestContextSpec;
+import org.jclouds.util.Suppliers2;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheLoader;
 import com.google.common.cache.LoadingCache;
@@ -84,29 +91,38 @@ public abstract class BaseEC2AsyncClientTest<T> extends RestClientTest<T> {
          return "2009-11-08T15:54:08.897Z";
       }
 
-      protected void bindRegionsToProvider() {
-         bindRegionsToProvider(Regions.class);
-      }
-
-      static class Regions implements javax.inject.Provider<Map<String, URI>> {
-         @Override
-         public Map<String, URI> get() {
-            return ImmutableMap.<String, URI> of(Region.EU_WEST_1, URI.create("https://ec2.eu-west-1.amazonaws.com"),
-                  Region.US_EAST_1, URI.create("https://ec2.us-east-1.amazonaws.com"), Region.US_WEST_1,
-                  URI.create("https://ec2.us-west-1.amazonaws.com"));
-         }
-      }
-
-      protected void bindZonesToProvider() {
-         bindZonesToProvider(Zones.class);
-      }
-
       static class Zones implements javax.inject.Provider<Map<String, String>> {
          @Override
          public Map<String, String> get() {
             return ImmutableMap.<String, String> of("us-east-1a", "us-east-1");
          }
       }
+
+      @Override
+      protected void installLocations() {
+         install(new LocationModule());
+         bind(RegionIdToURISupplier.class).toInstance(new RegionIdToURISupplier() {
+
+            @Override
+            public Map<String, Supplier<URI>> get() {
+               return transformValues(ImmutableMap.<String, URI> of(Region.EU_WEST_1, URI
+                        .create("https://ec2.eu-west-1.amazonaws.com"), Region.US_EAST_1, URI
+                        .create("https://ec2.us-east-1.amazonaws.com"), Region.US_WEST_1, URI
+                        .create("https://ec2.us-west-1.amazonaws.com")), Suppliers2.<URI> ofInstanceFunction());
+            }
+
+         });
+         bind(RegionIdToZoneIdsSupplier.class).toInstance(new RegionIdToZoneIdsSupplier() {
+
+            @Override
+            public Map<String, Supplier<Set<String>>> get() {
+               return transformValues(ImmutableMap.<String, Set<String>> of("us-east-1", ImmutableSet.of(
+                        "us-east-1a", "us-east-1b", "us-east-1c", "us-east-1b")), Suppliers2
+                        .<Set<String>> ofInstanceFunction());
+            }
+
+         });
+      }
    }
 
    protected FormSigner filter;

apis/ec2/src/test/java/org/jclouds/ec2/suppliers/DescribeAvailabilityZonesInRegionTest.java

@@ -16,31 +16,38 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.jclouds.ec2.config;
+package org.jclouds.ec2.suppliers;
 
-import static org.easymock.classextension.EasyMock.*;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.classextension.EasyMock.createControl;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.fail;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
 
 import org.easymock.classextension.IMocksControl;
 import org.jclouds.ec2.EC2Client;
 import org.jclouds.ec2.domain.AvailabilityZoneInfo;
 import org.jclouds.ec2.services.AvailabilityZoneAndRegionClient;
+import org.jclouds.ec2.suppliers.DescribeAvailabilityZonesInRegion;
 import org.jclouds.http.HttpCommand;
 import org.jclouds.http.HttpResponseException;
 import org.testng.annotations.Test;
-import static org.testng.Assert.*;
 
-import java.net.URI;
+import com.google.common.base.Suppliers;
-import java.util.Collections;
+import com.google.common.collect.ImmutableMap;
-import java.util.HashMap;
+import com.google.common.collect.ImmutableSet;
-import java.util.LinkedHashMap;
+import com.google.common.collect.Maps;
-import java.util.Map;
 
 /**
- * A test for {@link EC2RestClientModule}.
+ * A test for {@link DescribeAvailabilityZonesInRegion}.
  * 
  * @author Eric Pabst (pabstec@familysearch.org)
  */
-public class EC2RestClientModuleTest {
+public class DescribeAvailabilityZonesInRegionTest {
    @Test
    public void testDescribeAvailabilityZonesInRegion_BestEffort() {
       IMocksControl control = createControl();
@@ -49,27 +56,28 @@ public class EC2RestClientModuleTest {
       AvailabilityZoneInfo info1 = control.createMock(AvailabilityZoneInfo.class);
       AvailabilityZoneInfo info2 = control.createMock(AvailabilityZoneInfo.class);
       HttpCommand command = control.createMock(HttpCommand.class);
-      HttpResponseException exception = new HttpResponseException("Error: Unable to tunnel through proxy: ...", command, null);
+      HttpResponseException exception = new HttpResponseException("Error: Unable to tunnel through proxy: ...",
+               command, null);
 
       expect(client.getAvailabilityZoneAndRegionServices()).andStubReturn(regionClient);
-      expect(regionClient.describeAvailabilityZonesInRegion("accessibleRegion1")).andReturn(Collections.singleton(info1));
+      expect(regionClient.describeAvailabilityZonesInRegion("accessibleRegion1")).andReturn(
+               Collections.singleton(info1));
       expect(regionClient.describeAvailabilityZonesInRegion("inaccessibleRegion")).andThrow(exception);
-      expect(regionClient.describeAvailabilityZonesInRegion("accessibleRegion2")).andReturn(Collections.singleton(info2));
+      expect(regionClient.describeAvailabilityZonesInRegion("accessibleRegion2")).andReturn(
+               Collections.singleton(info2));
       expect(info1.getZone()).andStubReturn("zone1");
       expect(info2.getZone()).andStubReturn("zone2");
 
-      Map<String, URI> regions = new LinkedHashMap<String, URI>();
+      Set<String> regions = ImmutableSet.of("accessibleRegion1", "inaccessibleRegion", "accessibleRegion2");
-      regions.put("accessibleRegion1", null);
-      regions.put("inaccessibleRegion", null);
-      regions.put("accessibleRegion2", null);
       control.replay();
 
-      Map<String,String> expectedResult = new HashMap<String,String>();
+      Map<String, Set<String>> expectedResult = ImmutableMap.<String, Set<String>> builder().put("accessibleRegion1",
-      expectedResult.put("zone1", "accessibleRegion1");
+               ImmutableSet.of("zone1")).put("accessibleRegion2", ImmutableSet.of("zone2")).build();
-      expectedResult.put("zone2", "accessibleRegion2");
 
-      EC2RestClientModule.RegionIdToZoneId regionIdToZoneId = new EC2RestClientModule.RegionIdToZoneId(client, regions);
+      DescribeAvailabilityZonesInRegion regionIdToZoneId = new DescribeAvailabilityZonesInRegion(client, Suppliers
-      assertEquals(regionIdToZoneId.get(), expectedResult);
+               .ofInstance(regions));
+      assertEquals(Maps.transformValues(regionIdToZoneId.get(), Suppliers.<Set<String>> supplierFunction()),
+               expectedResult);
       control.verify();
    }
 
@@ -79,16 +87,17 @@ public class EC2RestClientModuleTest {
       EC2Client client = control.createMock(EC2Client.class);
       AvailabilityZoneAndRegionClient regionClient = control.createMock(AvailabilityZoneAndRegionClient.class);
       HttpCommand command = control.createMock(HttpCommand.class);
-      HttpResponseException exception = new HttpResponseException("Error: Unable to tunnel through proxy: ...", command, null);
+      HttpResponseException exception = new HttpResponseException("Error: Unable to tunnel through proxy: ...",
+               command, null);
 
       expect(client.getAvailabilityZoneAndRegionServices()).andStubReturn(regionClient);
       expect(regionClient.describeAvailabilityZonesInRegion("inaccessibleRegion")).andThrow(exception);
 
-      Map<String, URI> regions = new LinkedHashMap<String, URI>();
+      Set<String> regions = ImmutableSet.of("inaccessibleRegion");
-      regions.put("inaccessibleRegion", null);
       control.replay();
 
-      EC2RestClientModule.RegionIdToZoneId regionIdToZoneId = new EC2RestClientModule.RegionIdToZoneId(client, regions);
+      DescribeAvailabilityZonesInRegion regionIdToZoneId = new DescribeAvailabilityZonesInRegion(client, Suppliers
+               .ofInstance(regions));
       try {
          regionIdToZoneId.get();
          fail("expected exception");
@@ -105,14 +114,15 @@ public class EC2RestClientModuleTest {
       AvailabilityZoneAndRegionClient regionClient = control.createMock(AvailabilityZoneAndRegionClient.class);
 
       expect(client.getAvailabilityZoneAndRegionServices()).andStubReturn(regionClient);
-      expect(regionClient.describeAvailabilityZonesInRegion("emptyRegion")).andReturn(Collections.<AvailabilityZoneInfo>emptySet());
+      expect(regionClient.describeAvailabilityZonesInRegion("emptyRegion")).andReturn(
+               Collections.<AvailabilityZoneInfo> emptySet());
 
-      Map<String, URI> regions = new LinkedHashMap<String, URI>();
+      Set<String> regions = ImmutableSet.of("emptyRegion");
-      regions.put("emptyRegion", null);
       control.replay();
 
-      EC2RestClientModule.RegionIdToZoneId regionIdToZoneId = new EC2RestClientModule.RegionIdToZoneId(client, regions);
+      DescribeAvailabilityZonesInRegion regionIdToZoneId = new DescribeAvailabilityZonesInRegion(client, Suppliers
-      assertEquals(regionIdToZoneId.get(), Collections.<String, String>emptyMap());
+               .ofInstance(regions));
+      assertEquals(regionIdToZoneId.get(), Collections.<String, String> emptyMap());
       control.verify();
    }
 }

apis/ec2/src/test/java/org/jclouds/ec2/xml/BaseEC2HandlerTest.java

@@ -19,6 +19,7 @@
 package org.jclouds.ec2.xml;
 
 import java.util.Map;
+import java.util.Set;
 
 import javax.inject.Singleton;
 
@@ -27,10 +28,15 @@ import org.jclouds.http.functions.BaseHandlerTest;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.http.functions.config.SaxParserModule;
 import org.jclouds.location.Zone;
+import org.jclouds.util.Suppliers2;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Maps;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Provides;
@@ -57,20 +63,29 @@ public abstract class BaseEC2HandlerTest extends BaseHandlerTest {
          @Singleton
          @Provides
          @org.jclouds.location.Region
-         String provideDefaultRegion() {
+         Supplier<String> provideDefaultRegion() {
-            return defaultRegion;
+            return Suppliers.ofInstance(defaultRegion);
          }
 
          @SuppressWarnings("unused")
          @Singleton
          @Provides
          @Zone
-         Map<String, String> provideAvailabilityZoneRegionMap() {
+         Supplier<Map<String, Supplier<Set<String>>>> provideRegionToAvailabilityZoneMap() {
-            return ImmutableMap.<String, String> of("us-east-1a", "us-east-1");
+            return Suppliers.<Map<String, Supplier<Set<String>>>> ofInstance(Maps.transformValues(ImmutableMap
+                     .<String, Set<String>> of("us-east-1", ImmutableSet.of("us-east-1a")), Suppliers2
+                     .<Set<String>> ofInstanceFunction()));
+         }
+
+         @SuppressWarnings("unused")
+         @Singleton
+         @Provides
+         @Zone
+         Supplier<Set<String>> provideZones() {
+            return Suppliers.<Set<String>> ofInstance(ImmutableSet.of("us-east-1a"));
          }
       });
       factory = injector.getInstance(ParseSax.Factory.class);
       assert factory != null;
    }
-
 }

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

@@ -23,6 +23,8 @@ import static org.testng.Assert.assertEquals;
 import java.io.InputStream;
 import java.util.Set;
 
+import javax.inject.Singleton;
+
 import org.jclouds.ec2.domain.AvailabilityZoneInfo;
 import org.jclouds.http.functions.BaseHandlerTest;
 import org.jclouds.http.functions.ParseSax;
@@ -30,8 +32,11 @@ import org.jclouds.http.functions.config.SaxParserModule;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableSet;
 import com.google.inject.Guice;
+import com.google.inject.Provides;
 
 /**
  * Tests behavior of {@code DescribeAvailabilityZonesResponseHandler}
@@ -46,10 +51,12 @@ public class DescribeAvailabilityZonesResponseHandlerTest extends BaseHandlerTes
    protected void setUpInjector() {
       injector = Guice.createInjector(new SaxParserModule() {
          
-         @Override
+         @SuppressWarnings("unused")
-         protected void configure() {
+         @Singleton
-            bindConstant().annotatedWith(org.jclouds.location.Region.class).to("SHOULDNTSEETHISASXMLHASREGIONDATA");
+         @Provides
-            super.configure();
+         @org.jclouds.location.Region
+         Supplier<String> provideDefaultRegion() {
+            return Suppliers.ofInstance("SHOULDNTSEETHISASXMLHASREGIONDATA");
          }
 
       });

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

@@ -37,12 +37,15 @@ import org.jclouds.http.functions.config.SaxParserModule;
 import org.jclouds.location.Region;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Sets;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
+import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code DescribeImagesResponseHandler}
@@ -95,7 +98,8 @@ public class DescribeImagesResponseHandlerTest {
 
          @Override
          protected void configure() {
-            bind(String.class).annotatedWith(Region.class).toInstance("us-east-1");
+            bind(new TypeLiteral<Supplier<String>>() {
+            }).annotatedWith(Region.class).toInstance(Suppliers.ofInstance("us-east-1"));
          }
 
       });

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

@@ -38,10 +38,13 @@ import org.jclouds.location.Region;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableSet;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
+import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code DescribeInstancesResponseHandler}
@@ -142,7 +145,8 @@ public class DescribeInstancesResponseHandlerTest extends BaseEC2HandlerTest {
 
          @Override
          protected void configure() {
-            bind(String.class).annotatedWith(Region.class).toInstance("us-east-1");
+            bind(new TypeLiteral<Supplier<String>>() {
+            }).annotatedWith(Region.class).toInstance(Suppliers.ofInstance("us-east-1"));
          }
 
       });

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

@@ -30,7 +30,6 @@ import org.jclouds.blobstore.attr.ConsistencyModel;
 import org.jclouds.blobstore.config.BlobStoreMapModule;
 import org.jclouds.blobstore.internal.BlobStoreContextImpl;
 import org.jclouds.domain.Location;
-import org.jclouds.location.config.RegionsLocationModule;
 import org.jclouds.s3.S3AsyncClient;
 import org.jclouds.s3.S3Client;
 import org.jclouds.s3.blobstore.S3AsyncBlobStore;
@@ -59,7 +58,6 @@ public class S3BlobStoreContextModule extends AbstractModule {
    @Override
    protected void configure() {
       install(new BlobStoreMapModule());
-      install(new RegionsLocationModule());
       bind(ConsistencyModel.class).toInstance(ConsistencyModel.EVENTUAL);
       bind(AsyncBlobStore.class).to(S3AsyncBlobStore.class).in(Scopes.SINGLETON);
       bind(BlobStore.class).to(S3BlobStore.class).in(Scopes.SINGLETON);

apis/s3/src/main/java/org/jclouds/s3/config/S3RestClientModule.java

@@ -34,7 +34,6 @@ import org.jclouds.http.RequiresHttp;
 import org.jclouds.http.annotation.ClientError;
 import org.jclouds.http.annotation.Redirection;
 import org.jclouds.http.annotation.ServerError;
-import org.jclouds.javax.annotation.Nullable;
 import org.jclouds.location.Region;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.RequestSigner;
@@ -77,8 +76,7 @@ public class S3RestClientModule<S extends S3Client, A extends S3AsyncClient> ext
    @Provides
    @Bucket
    @Singleton
-   @Nullable
+   protected Supplier<String> defaultRegionForBucket(@Region Supplier<String> defaultRegion) {
-   protected String defaultRegionForBucket(@Nullable @Region String defaultRegion) {
       return defaultRegion;
    }
 

apis/s3/src/main/java/org/jclouds/s3/functions/BindRegionToXmlPayload.java

@@ -23,17 +23,19 @@ import static com.google.common.base.Preconditions.checkNotNull;
 
 import java.util.Set;
 
-import org.jclouds.javax.annotation.Nullable;
 import javax.annotation.Resource;
 import javax.inject.Inject;
 import javax.inject.Singleton;
 import javax.ws.rs.core.MediaType;
 
 import org.jclouds.http.HttpRequest;
+import org.jclouds.location.Region;
 import org.jclouds.logging.Logger;
 import org.jclouds.rest.binders.BindToStringPayload;
 import org.jclouds.s3.Bucket;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * Depending on your latency and legal requirements, you can specify a location
@@ -47,26 +49,29 @@ public class BindRegionToXmlPayload extends BindToStringPayload {
    @Resource
    protected Logger logger = Logger.NULL;
 
-   private final String defaultRegionForEndpoint;
+   private final Supplier<String> defaultRegionForEndpointSupplier;
-   private final String defaultRegionForService;
+   private final Supplier<String> defaultRegionForServiceSupplier;
-   private final Set<String> regions;
+   private final Supplier<Set<String>> regionsSupplier;
 
    @Inject
-   public BindRegionToXmlPayload(@org.jclouds.location.Region @Nullable String defaultRegionForEndpoint,
+   public BindRegionToXmlPayload(@Region  Supplier<String> defaultRegionForEndpointSupplier,
-         @Nullable @Bucket String defaultRegionForService, @org.jclouds.location.Region Set<String> regions) {
+          @Bucket Supplier<String> defaultRegionForServiceSupplier, @Region Supplier<Set<String>> regionsSupplier) {
-      this.defaultRegionForEndpoint = defaultRegionForEndpoint;
+      this.defaultRegionForEndpointSupplier = defaultRegionForEndpointSupplier;
-      this.defaultRegionForService = defaultRegionForService;
+      this.defaultRegionForServiceSupplier = defaultRegionForServiceSupplier;
-      this.regions = checkNotNull(regions, "regions");
+      this.regionsSupplier = checkNotNull(regionsSupplier, "regions");
    }
 
    @Override
    public <R extends HttpRequest> R bindToRequest(R request, Object input) {
+      String defaultRegionForEndpoint = defaultRegionForEndpointSupplier.get();
       if (defaultRegionForEndpoint == null)
          return request;
       input = input == null ? defaultRegionForEndpoint : input;
       checkArgument(input instanceof String, "this binder is only valid for Region!");
       String constraint = (String) input;
       String value = null;
+      String defaultRegionForService = defaultRegionForServiceSupplier.get();
+      Set<String> regions = regionsSupplier.get();
       if ((defaultRegionForService == null && constraint == null)
             || (defaultRegionForService != null && defaultRegionForService.equals(constraint))) {
          // nothing to bind as this is default.

common/aws/src/main/java/org/jclouds/aws/config/AWSRestClientModule.java

@@ -18,13 +18,8 @@
  */
 package org.jclouds.aws.config;
 
-import static com.google.common.collect.Iterables.get;
 
-import java.net.URI;
 import java.util.Map;
-import java.util.Set;
-
-import javax.inject.Singleton;
 
 import org.jclouds.aws.handlers.AWSClientErrorRetryHandler;
 import org.jclouds.aws.handlers.ParseAWSErrorFromXmlContent;
@@ -34,18 +29,9 @@ import org.jclouds.http.RequiresHttp;
 import org.jclouds.http.annotation.ClientError;
 import org.jclouds.http.annotation.Redirection;
 import org.jclouds.http.annotation.ServerError;
-import org.jclouds.javax.annotation.Nullable;
-import org.jclouds.location.Provider;
-import org.jclouds.location.Region;
-import org.jclouds.location.config.ProvideRegionToURIViaProperties;
-import org.jclouds.logging.Logger.LoggerFactory;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.config.RestClientModule;
 
-import com.google.common.collect.ImmutableBiMap;
-import com.google.inject.Provides;
-import com.google.inject.Scopes;
-import com.google.inject.TypeLiteral;
 
 /**
  * 
@@ -75,40 +61,4 @@ public class AWSRestClientModule<S, A> extends RestClientModule<S, A> {
       bind(HttpRetryHandler.class).annotatedWith(ClientError.class).to(AWSClientErrorRetryHandler.class);
    }
 
-   @Provides
-   @Singleton
-   @Nullable
-   @Region
-   protected String getDefaultRegion(@Provider URI uri, @Region Map<String, URI> map, LoggerFactory logFactory) {
-      String region = ImmutableBiMap.copyOf(map).inverse().get(uri);
-      if (region == null && map.size() > 0) {
-         logFactory.getLogger(getClass().getName()).warn(
-                  "failed to find region for current endpoint %s in %s; choosing first: %s", uri, map, region);
-         region = get(map.keySet(), 0);
-      }
-      return region;
-   }
-
-   protected void bindRegionsToProvider() {
-      bindRegionsToProvider(ProvideRegionToURIViaProperties.class);
-   }
-
-   @Override
-   protected void configure() {
-      super.configure();
-      bindRegionsToProvider();
-   }
-
-   protected void bindRegionsToProvider(Class<? extends javax.inject.Provider<Map<String, URI>>> providerClass) {
-      bind(new TypeLiteral<Map<String, URI>>() {
-      }).annotatedWith(Region.class).toProvider(providerClass).in(Scopes.SINGLETON);
-   }
-
-   @Provides
-   @Singleton
-   @Region
-   protected Set<String> provideRegions(@Region Map<String, URI> map) {
-      return map.keySet();
-   }
-
 }

common/aws/src/main/java/org/jclouds/aws/config/WithZonesFormSigningRestClientModule.java

@@ -18,22 +18,12 @@
  */
 package org.jclouds.aws.config;
 
-import java.net.URI;
+
 import java.util.Map;
 
-import javax.inject.Singleton;
-
 import org.jclouds.http.RequiresHttp;
-import org.jclouds.location.Region;
-import org.jclouds.location.Zone;
-import org.jclouds.location.config.ProvideZonesViaProperties;
 import org.jclouds.rest.ConfiguresRestClient;
 
-import com.google.common.base.Function;
-import com.google.common.collect.Maps;
-import com.google.inject.Provides;
-import com.google.inject.Scopes;
-import com.google.inject.TypeLiteral;
 
 /**
  * 
@@ -44,7 +34,7 @@ import com.google.inject.TypeLiteral;
 public class WithZonesFormSigningRestClientModule<S, A> extends FormSigningRestClientModule<S, A> {
 
    public WithZonesFormSigningRestClientModule(Class<S> syncClientType, Class<A> asyncClientType,
-         Map<Class<?>, Class<?>> delegates) {
+            Map<Class<?>, Class<?>> delegates) {
       super(syncClientType, asyncClientType, delegates);
    }
 
@@ -52,35 +42,4 @@ public class WithZonesFormSigningRestClientModule<S, A> extends FormSigningRestC
       super(syncClientType, asyncClientType);
    }
 
-   protected void bindZonesToProvider() {
-      bindZonesToProvider(ProvideZonesViaProperties.class);
-   }
-
-   protected void bindZonesToProvider(Class<? extends javax.inject.Provider<Map<String, String>>> providerClass) {
-      bind(new TypeLiteral<Map<String, String>>() {
-      }).annotatedWith(Zone.class).toProvider(providerClass).in(Scopes.SINGLETON);
-   }
-
-   @Override
-   protected void configure() {
-      super.configure();
-      bindZonesToProvider();
-   }
-
-   @Provides
-   @Singleton
-   @Zone
-   protected Map<String, URI> provideZones(@Region final Map<String, URI> regionToEndpoint,
-         @Zone Map<String, String> availabilityZoneToRegion) {
-      return Maps.transformValues(availabilityZoneToRegion, new Function<String, URI>() {
-
-         @Override
-         public URI apply(String from) {
-
-            return regionToEndpoint.get(from);
-         }
-
-      });
-   }
-
 }

common/aws/src/test/java/org/jclouds/aws/config/AWSWithZonesFormSigningRestClientModuleTest.java

@@ -1,60 +0,0 @@
-/**
- * Licensed to jclouds, Inc. (jclouds) under one or more
- * contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  jclouds licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.jclouds.aws.config;
-
-import static org.testng.Assert.assertEquals;
-
-import java.net.URI;
-import java.util.Map;
-
-import org.jclouds.logging.jdk.JDKLogger;
-import org.testng.annotations.Test;
-
-import com.google.common.collect.ImmutableMap;
-
-/**
- * 
- * @author Adrian Cole
- */
-@Test(sequential = true, groups = { "unit" })
-public class AWSWithZonesFormSigningRestClientModuleTest {
-
-   @Test
-   public void testDefaultRegionWhenThereIsAMatch() {
-      AWSRestClientModule<String,String> module = new WithZonesFormSigningRestClientModule<String,String>(
-            String.class, String.class);
-
-      URI currentEndpoint = URI.create("http://region1");
-      Map<String, URI> map = ImmutableMap.of("region1", currentEndpoint, "region2", URI.create("http://region2"));
-
-      assertEquals("region1", module.getDefaultRegion(currentEndpoint, map, new JDKLogger.JDKLoggerFactory()));
-   }
-
-   @Test
-   public void testDefaultRegionWhenThereIsNoMatch() {
-      AWSRestClientModule<String,String> module = new WithZonesFormSigningRestClientModule<String,String>(
-            String.class, String.class);
-
-      URI currentEndpoint = URI.create("http://region3");
-      Map<String, URI> map = ImmutableMap.of("region1", currentEndpoint, "region2", URI.create("http://region2"));
-
-      assertEquals("region1", module.getDefaultRegion(currentEndpoint, map, new JDKLogger.JDKLoggerFactory()));
-   }
-
-}

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/compute/config/AWSEC2ComputeServiceContextModule.java

@@ -113,10 +113,14 @@ public class AWSEC2ComputeServiceContextModule extends BaseComputeServiceContext
    }
 
    // duplicates EC2ComputeServiceContextModule; but that's easiest thing to do with guice; could extract to common util
+   // TODO: have a another look at this (Adrian)
    @Override
-   protected Supplier<Set<? extends Image>> supplyNonParsingImageCache(@Named(PROPERTY_SESSION_INTERVAL) long seconds,
+   protected Supplier<Set<? extends Image>> supplyNonParsingImageCache(
+            AtomicReference<AuthorizationException> authException, @Named(PROPERTY_SESSION_INTERVAL) long seconds,
             final Supplier<Set<? extends Image>> imageSupplier, Injector injector) {
-      final Supplier<LoadingCache<RegionAndName, ? extends Image>> cache = injector.getInstance(Key.get(new TypeLiteral<Supplier<LoadingCache<RegionAndName, ? extends Image>>>() {}));
+      final Supplier<LoadingCache<RegionAndName, ? extends Image>> cache = injector.getInstance(Key
+               .get(new TypeLiteral<Supplier<LoadingCache<RegionAndName, ? extends Image>>>() {
+               }));
       return new Supplier<Set<? extends Image>>() {
          @Override
          public Set<? extends Image> get() {

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/compute/strategy/AWSEC2ListNodesStrategy.java

@@ -44,6 +44,7 @@ import org.jclouds.ec2.domain.RunningInstance;
 import org.jclouds.location.Region;
 
 import com.google.common.base.Function;
+import com.google.common.base.Supplier;
 
 /**
  * 
@@ -56,7 +57,7 @@ public class AWSEC2ListNodesStrategy extends EC2ListNodesStrategy {
    protected final SpotInstanceRequestToAWSRunningInstance spotConverter;
 
    @Inject
-   protected AWSEC2ListNodesStrategy(AWSEC2AsyncClient client, @Region Set<String> regions,
+   protected AWSEC2ListNodesStrategy(AWSEC2AsyncClient client, @Region Supplier<Set<String>> regions,
             Function<RunningInstance, NodeMetadata> runningInstanceToNodeMetadata,
             @Named(Constants.PROPERTY_USER_THREADS) ExecutorService executor,
             SpotInstanceRequestToAWSRunningInstance spotConverter) {
@@ -67,7 +68,7 @@ public class AWSEC2ListNodesStrategy extends EC2ListNodesStrategy {
 
    @Override
    protected Iterable<? extends RunningInstance> pollRunningInstances() {
-      Iterable<? extends AWSRunningInstance> spots = filter(transform(concat(transformParallel(regions,
+      Iterable<? extends AWSRunningInstance> spots = filter(transform(concat(transformParallel(regions.get(),
                new Function<String, Future<Set<SpotInstanceRequest>>>() {
 
                   @SuppressWarnings("unchecked")

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/compute/suppliers/AWSEC2ImageSupplier.java

@@ -72,14 +72,14 @@ public class AWSEC2ImageSupplier implements Supplier<Set<? extends Image>> {
    private final CallForImages.Factory factory;
    private final ExecutorService executor;
 
-   private final Iterable<String> regions;
+   private final Supplier<Set<String>> regions;
    private final String amiQuery;
    private final Iterable<String> clusterRegions;
    private final String ccAmiQuery;
    private final Supplier<LoadingCache<RegionAndName, ? extends Image>> cache;
    
    @Inject
-   protected AWSEC2ImageSupplier(@Region Set<String> regions,
+   protected AWSEC2ImageSupplier(@Region Supplier<Set<String>> regions,
             @Named(PROPERTY_EC2_AMI_QUERY) String amiQuery, @Named(PROPERTY_EC2_CC_REGIONS) String clusterRegions,
             @Named(PROPERTY_EC2_CC_AMI_QUERY) String ccAmiQuery, 
             Supplier<LoadingCache<RegionAndName, ? extends Image>> cache,
@@ -98,7 +98,7 @@ public class AWSEC2ImageSupplier implements Supplier<Set<? extends Image>> {
    @SuppressWarnings({ "unchecked", "rawtypes" })
    @Override
    public Set<? extends Image> get() {
-      Future<Iterable<Image>> normalImages = images(regions, amiQuery, PROPERTY_EC2_AMI_QUERY);
+      Future<Iterable<Image>> normalImages = images(regions.get(), amiQuery, PROPERTY_EC2_AMI_QUERY);
       ImmutableSet<Image> clusterImages;
       try {
          clusterImages = ImmutableSet.copyOf(images(clusterRegions, ccAmiQuery, PROPERTY_EC2_CC_AMI_QUERY).get());

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/AWSDescribeInstancesResponseHandler.java

@@ -27,13 +27,13 @@ import javax.inject.Inject;
 
 import org.jclouds.aws.ec2.domain.AWSRunningInstance;
 import org.jclouds.date.DateService;
-import org.jclouds.ec2.domain.Hypervisor;
 import org.jclouds.ec2.domain.Reservation;
 import org.jclouds.ec2.domain.RunningInstance;
 import org.jclouds.location.Region;
 import org.xml.sax.Attributes;
 import org.xml.sax.SAXException;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Sets;
 import com.google.inject.Provider;
 
@@ -53,7 +53,7 @@ public class AWSDescribeInstancesResponseHandler extends
    private String value;
 
    @Inject
-   AWSDescribeInstancesResponseHandler(DateService dateService, @Region String defaultRegion,
+   AWSDescribeInstancesResponseHandler(DateService dateService, @Region Supplier<String> defaultRegion,
          Provider<AWSRunningInstance.Builder> builderProvider, TagSetHandler tagSetHandler) {
       super(dateService, defaultRegion, builderProvider);
    }

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/AWSRunInstancesResponseHandler.java

@@ -26,6 +26,7 @@ import org.jclouds.ec2.domain.Reservation;
 import org.jclouds.ec2.domain.RunningInstance;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
 import com.google.inject.Provider;
 
 /**
@@ -39,7 +40,7 @@ import com.google.inject.Provider;
 public class AWSRunInstancesResponseHandler extends BaseAWSReservationHandler<Reservation<? extends RunningInstance>> {
 
    @Inject
-   AWSRunInstancesResponseHandler(DateService dateService, @Region String defaultRegion,
+   AWSRunInstancesResponseHandler(DateService dateService, @Region Supplier<String> defaultRegion,
          Provider<AWSRunningInstance.Builder> builderProvider) {
       super(dateService, defaultRegion, builderProvider);
    }

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/BaseAWSReservationHandler.java

@@ -45,6 +45,7 @@ import org.jclouds.logging.Logger;
 import org.xml.sax.Attributes;
 import org.xml.sax.SAXException;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.Maps;
 import com.google.common.collect.Sets;
 import com.google.inject.Provider;
@@ -59,11 +60,11 @@ public abstract class BaseAWSReservationHandler<T> extends HandlerForGeneratedRe
    protected Logger logger = Logger.NULL;
 
    protected final DateService dateService;
-   protected final String defaultRegion;
+   protected final Supplier<String> defaultRegion;
    protected final Provider<AWSRunningInstance.Builder> builderProvider;
 
    @Inject
-   public BaseAWSReservationHandler(DateService dateService, @Region String defaultRegion,
+   public BaseAWSReservationHandler(DateService dateService, @Region Supplier<String> defaultRegion,
          Provider<AWSRunningInstance.Builder> builderProvider) {
       this.dateService = dateService;
       this.defaultRegion = defaultRegion;
@@ -221,7 +222,7 @@ public abstract class BaseAWSReservationHandler<T> extends HandlerForGeneratedRe
 
    protected void refineBuilderBeforeAddingInstance() {
       String region = getRequest() != null ? AWSUtils.findRegionInArgsOrNull(getRequest()) : null;
-      builder.region((region == null) ? defaultRegion : region);
+      builder.region((region == null) ? defaultRegion.get() : region);
    }
 
    protected abstract boolean endOfInstanceItem();
@@ -233,7 +234,7 @@ public abstract class BaseAWSReservationHandler<T> extends HandlerForGeneratedRe
    protected Reservation<? extends RunningInstance> newReservation() {
       String region = getRequest() != null ? AWSUtils.findRegionInArgsOrNull(getRequest()) : null;
       if (region == null)
-         region = defaultRegion;
+         region = defaultRegion.get();
       Reservation<? extends RunningInstance> info = new Reservation<RunningInstance>(region,
             reservationGroupIdToNames.values(), instances, ownerId, requesterId, reservationId);
       this.reservationGroupIdToNames = Maps.newLinkedHashMap();

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/LaunchSpecificationHandler.java

@@ -26,7 +26,6 @@ import org.jclouds.aws.ec2.domain.LaunchSpecification.Builder;
 import org.jclouds.date.DateService;
 import org.jclouds.ec2.domain.BlockDeviceMapping;
 import org.jclouds.http.functions.ParseSax.HandlerForGeneratedRequestWithResult;
-import org.jclouds.location.Region;
 import org.jclouds.logging.Logger;
 import org.xml.sax.Attributes;
 
@@ -40,15 +39,13 @@ public class LaunchSpecificationHandler extends HandlerForGeneratedRequestWithRe
    protected Logger logger = Logger.NULL;
 
    protected final DateService dateService;
-   protected final String defaultRegion;
    protected final Builder builder;
    protected final BlockDeviceMapping.Builder blockDeviceMappingBuilder;
 
    @Inject
-   public LaunchSpecificationHandler(DateService dateService, @Region String defaultRegion,
+   public LaunchSpecificationHandler(DateService dateService, LaunchSpecification.Builder builder,
-         LaunchSpecification.Builder builder, BlockDeviceMapping.Builder blockDeviceMappingBuilder) {
+            BlockDeviceMapping.Builder blockDeviceMappingBuilder) {
       this.dateService = dateService;
-      this.defaultRegion = defaultRegion;
       this.builder = builder;
       this.blockDeviceMappingBuilder = blockDeviceMappingBuilder;
    }

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/PlacementGroupHandler.java

@@ -26,6 +26,8 @@ import org.jclouds.aws.util.AWSUtils;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @author Adrian Cole
@@ -36,7 +38,7 @@ public class PlacementGroupHandler extends
 
    @Inject
    @Region
-   String defaultRegion;
+   Supplier<String> defaultRegion;
 
    private String name;
    private String strategy = "cluster";
@@ -45,7 +47,7 @@ public class PlacementGroupHandler extends
    public PlacementGroup getResult() {
       String region = AWSUtils.findRegionInArgsOrNull(getRequest());
       if (region == null)
-         region = defaultRegion;
+         region = defaultRegion.get();
       PlacementGroup returnVal = new PlacementGroup(region, name, strategy, state);
       this.name = null;
       this.strategy = "cluster";

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/ReservedInstancesOfferingHandler.java

@@ -25,6 +25,8 @@ import org.jclouds.ec2.domain.ReservedInstancesOffering;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @see <a href="http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/index.html?ApiReference-query-DescribeReservedInstancesOfferingsResponseSetItemType.html"
@@ -35,7 +37,7 @@ public class ReservedInstancesOfferingHandler extends
       ParseSax.HandlerForGeneratedRequestWithResult<ReservedInstancesOffering> {
    @Inject
    @Region
-   String defaultRegion;
+   Supplier<String> defaultRegion;
 
    private StringBuilder currentText = new StringBuilder();
 
@@ -50,7 +52,7 @@ public class ReservedInstancesOfferingHandler extends
    public ReservedInstancesOffering getResult() {
       String region = AWSUtils.findRegionInArgsOrNull(getRequest());
       if (region == null)
-         region = defaultRegion;
+         region = defaultRegion.get();
 
       ReservedInstancesOffering returnVal = new ReservedInstancesOffering(region, availabilityZone, duration,
             fixedPrice, instanceType, productDescription, id, usagePrice);

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/SpotHandler.java

@@ -26,6 +26,8 @@ import org.jclouds.date.DateService;
 import org.jclouds.http.functions.ParseSax;
 import org.jclouds.location.Region;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @author Adrian Cole
@@ -34,10 +36,10 @@ public class SpotHandler extends ParseSax.HandlerForGeneratedRequestWithResult<S
    private StringBuilder currentText = new StringBuilder();
 
    protected final DateService dateService;
-   protected final String defaultRegion;
+   protected final Supplier<String> defaultRegion;
 
    @Inject
-   public SpotHandler(DateService dateService, @Region String defaultRegion) {
+   public SpotHandler(DateService dateService, @Region Supplier<String> defaultRegion) {
       this.dateService = dateService;
       this.defaultRegion = defaultRegion;
    }
@@ -48,7 +50,7 @@ public class SpotHandler extends ParseSax.HandlerForGeneratedRequestWithResult<S
       try {
          String region = getRequest() == null ? null : AWSUtils.findRegionInArgsOrNull(getRequest());
          if (region == null)
-            region = defaultRegion;
+            region = defaultRegion.get();
          return builder.region(region).build();
       } finally {
          builder.clear();

providers/aws-ec2/src/main/java/org/jclouds/aws/ec2/xml/SpotInstanceHandler.java

@@ -18,7 +18,8 @@
  */
 package org.jclouds.aws.ec2.xml;
 
-import static org.jclouds.util.SaxUtils.*;
+import static org.jclouds.util.SaxUtils.currentOrNull;
+import static org.jclouds.util.SaxUtils.equalsOrSuffix;
 
 import javax.inject.Inject;
 
@@ -31,6 +32,8 @@ import org.jclouds.location.Region;
 import org.xml.sax.Attributes;
 import org.xml.sax.SAXException;
 
+import com.google.common.base.Supplier;
+
 /**
  * 
  * @author Adrian Cole
@@ -39,7 +42,7 @@ public class SpotInstanceHandler extends ParseSax.HandlerForGeneratedRequestWith
    private StringBuilder currentText = new StringBuilder();
 
    protected final DateService dateService;
-   protected final String defaultRegion;
+   protected final Supplier<String> defaultRegion;
    protected final Builder builder;
    protected boolean inLaunchSpecification;
    protected final LaunchSpecificationHandler launchSpecificationHandler;
@@ -47,7 +50,7 @@ public class SpotInstanceHandler extends ParseSax.HandlerForGeneratedRequestWith
    protected final TagSetHandler tagSetHandler;
 
    @Inject
-   public SpotInstanceHandler(DateService dateService, @Region String defaultRegion,
+   public SpotInstanceHandler(DateService dateService, @Region Supplier<String> defaultRegion,
          LaunchSpecificationHandler launchSpecificationHandler, TagSetHandler tagSetHandler,
          SpotInstanceRequest.Builder builder) {
       this.dateService = dateService;
@@ -61,7 +64,7 @@ public class SpotInstanceHandler extends ParseSax.HandlerForGeneratedRequestWith
       try {
          String region = getRequest() != null ? AWSUtils.findRegionInArgsOrNull(getRequest()) : null;
          if (region == null)
-            region = defaultRegion;
+            region = defaultRegion.get();
          return builder.region(region).build();
       } finally {
          builder.clear();

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/compute/AWSEC2TemplateBuilderLiveTest.java

@@ -323,6 +323,8 @@ public class AWSEC2TemplateBuilderLiveTest extends EC2TemplateBuilderLiveTest {
                   new Log4JLoggingModule(), TrackingJavaUrlHttpCommandExecutorService.newTrackingModule(commandsInvoked)), 
                   overrides);
 
+         assert context.getComputeService().listAssignableLocations().size() < this.context.getComputeService().listAssignableLocations().size();
+
          assertOnlyOneRegionQueriedForAvailabilityZone(commandsInvoked);
 
          assert context.getComputeService().listImages().size() < this.context.getComputeService().listImages().size();

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/compute/strategy/CreateKeyPairPlacementAndSecurityGroupsAsNeededAndReturnRunOptionsTest.java

@@ -18,10 +18,10 @@
  */
 package org.jclouds.aws.ec2.compute.strategy;
 
+import static org.easymock.EasyMock.createMock;
 import static org.easymock.EasyMock.expect;
-import static org.easymock.classextension.EasyMock.createMock;
+import static org.easymock.EasyMock.replay;
-import static org.easymock.classextension.EasyMock.replay;
+import static org.easymock.EasyMock.verify;
-import static org.easymock.classextension.EasyMock.verify;
 import static org.jclouds.aws.ec2.compute.AWSEC2TemplateOptions.Builder.keyPair;
 import static org.jclouds.ec2.compute.strategy.CreateKeyPairAndSecurityGroupsAsNeededAndReturnRunOptionsTest.CREDENTIALS;
 import static org.jclouds.ec2.compute.strategy.CreateKeyPairAndSecurityGroupsAsNeededAndReturnRunOptionsTest.KEYPAIR;

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/services/AWSAMIClientLiveTest.java

@@ -36,7 +36,6 @@ import org.jclouds.ec2.domain.Image;
 import org.jclouds.ec2.domain.RootDeviceType;
 import org.jclouds.ec2.domain.Image.ImageType;
 import org.jclouds.logging.log4j.config.Log4JLoggingModule;
-import org.jclouds.rest.AuthorizationException;
 import org.jclouds.rest.RestContext;
 import org.testng.annotations.AfterTest;
 import org.testng.annotations.BeforeGroups;

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/services/BaseAWSEC2AsyncClientTest.java

@@ -18,12 +18,14 @@
  */
 package org.jclouds.aws.ec2.services;
 
+import static com.google.common.collect.Maps.transformValues;
 import static org.testng.Assert.assertEquals;
 
 import java.io.IOException;
 import java.net.URI;
 import java.util.Map;
 import java.util.Properties;
+import java.util.Set;
 
 import javax.inject.Singleton;
 
@@ -35,17 +37,23 @@ import org.jclouds.date.DateService;
 import org.jclouds.ec2.compute.domain.RegionAndName;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.RequiresHttp;
+import org.jclouds.location.config.LocationModule;
+import org.jclouds.location.suppliers.RegionIdToURISupplier;
+import org.jclouds.location.suppliers.RegionIdToZoneIdsSupplier;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.RestClientTest;
 import org.jclouds.rest.RestContextFactory;
 import org.jclouds.rest.RestContextSpec;
+import org.jclouds.util.Suppliers2;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
-import com.google.common.cache.LoadingCache;
+import com.google.common.base.Supplier;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheLoader;
+import com.google.common.cache.LoadingCache;
 import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
 import com.google.inject.Module;
 import com.google.inject.Provides;
 
@@ -64,13 +72,9 @@ public abstract class BaseAWSEC2AsyncClientTest<T> extends RestClientTest<T> {
          return "2009-11-08T15:54:08.897Z";
       }
 
-      protected void bindRegionsToProvider() {
-         bindRegionsToProvider(Regions.class);
-      }
-
       @Provides
       @Singleton
-      LoadingCache<RegionAndName, Image> provide(){
+      LoadingCache<RegionAndName, Image> provide() {
          return CacheBuilder.newBuilder().build(new CacheLoader<RegionAndName, Image>() {
 
             @Override
@@ -80,24 +84,30 @@ public abstract class BaseAWSEC2AsyncClientTest<T> extends RestClientTest<T> {
 
          });
       }
-      static class Regions implements javax.inject.Provider<Map<String, URI>> {
-         @Override
-         public Map<String, URI> get() {
-            return ImmutableMap.<String, URI> of(Region.EU_WEST_1, URI.create("https://ec2.eu-west-1.amazonaws.com"),
-                  Region.US_EAST_1, URI.create("https://ec2.us-east-1.amazonaws.com"), Region.US_WEST_1,
-                  URI.create("https://ec2.us-west-1.amazonaws.com"));
-         }
-      }
 
-      protected void bindZonesToProvider() {
+      @Override
-         bindZonesToProvider(Zones.class);
+      protected void installLocations() {
-      }
+         install(new LocationModule());
+         bind(RegionIdToURISupplier.class).toInstance(new RegionIdToURISupplier() {
 
-      static class Zones implements javax.inject.Provider<Map<String, String>> {
+            @Override
-         @Override
+            public Map<String, Supplier<URI>> get() {
-         public Map<String, String> get() {
+               return transformValues(ImmutableMap.<String, URI> of(Region.EU_WEST_1, URI
-            return ImmutableMap.<String, String> of("us-east-1a", "us-east-1");
+                        .create("https://ec2.eu-west-1.amazonaws.com"), Region.US_EAST_1, URI
-         }
+                        .create("https://ec2.us-east-1.amazonaws.com"), Region.US_WEST_1, URI
+                        .create("https://ec2.us-west-1.amazonaws.com")), Suppliers2.<URI> ofInstanceFunction());
+            }
+
+         });
+         bind(RegionIdToZoneIdsSupplier.class).toInstance(new RegionIdToZoneIdsSupplier() {
+
+            @Override
+            public Map<String, Supplier<Set<String>>> get() {
+               return transformValues(ImmutableMap.<String, Set<String>> of("us-east-1", ImmutableSet.of("us-east-1a",
+                        "us-east-1b", "us-east-1c", "us-east-1b")), Suppliers2.<Set<String>> ofInstanceFunction());
+            }
+
+         });
       }
    }
 

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/xml/AWSDescribeInstancesResponseHandlerTest.java

@@ -42,11 +42,14 @@ import org.jclouds.location.Region;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
+import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code AWSDescribeInstancesResponseHandler}
@@ -243,7 +246,7 @@ public class AWSDescribeInstancesResponseHandlerTest extends BaseEC2HandlerTest
 
          @Override
          protected void configure() {
-            bind(String.class).annotatedWith(Region.class).toInstance("us-east-1");
+            bind(new TypeLiteral<Supplier<String>>(){}).annotatedWith(Region.class).toInstance(Suppliers.ofInstance("us-east-1"));
             bind(RunningInstance.Builder.class).to(AWSRunningInstance.Builder.class);
          }
 

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/xml/AWSRunInstancesResponseHandlerTest.java

@@ -1,5 +1,5 @@
 /**
- * Licensed to jclouds, Inc. (jclouds) under one or more
+s * Licensed to jclouds, Inc. (jclouds) under one or more
  * contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  jclouds licenses this file
@@ -18,9 +18,9 @@
  */
 package org.jclouds.aws.ec2.xml;
 
+import static org.easymock.EasyMock.createMock;
 import static org.easymock.EasyMock.expect;
-import static org.easymock.classextension.EasyMock.createMock;
+import static org.easymock.EasyMock.replay;
-import static org.easymock.classextension.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -41,10 +41,13 @@ import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
+import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code RunInstancesResponseHandler}
@@ -65,7 +68,7 @@ public class AWSRunInstancesResponseHandlerTest extends BaseEC2HandlerTest {
 
          @Override
          protected void configure() {
-            bind(String.class).annotatedWith(Region.class).toInstance("us-east-1");
+            bind(new TypeLiteral<Supplier<String>>(){}).annotatedWith(Region.class).toInstance(Suppliers.ofInstance("us-east-1"));
             bind(RunningInstance.Builder.class).to(AWSRunningInstance.Builder.class);
          }
 

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/xml/DescribeSpotPriceHistoryResponseHandlerTest.java

@@ -29,8 +29,11 @@ import org.jclouds.http.functions.BaseHandlerTest;
 import org.jclouds.location.Region;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableSet;
 import com.google.inject.AbstractModule;
+import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code DescribeSpotPriceHistoryResponseHandler}
@@ -58,7 +61,7 @@ public class DescribeSpotPriceHistoryResponseHandlerTest extends BaseHandlerTest
 
          @Override
          protected void configure() {
-            bindConstant().annotatedWith(Region.class).to("us-west-1");  
+            bind(new TypeLiteral<Supplier<String>>(){}).annotatedWith(Region.class).toInstance(Suppliers.ofInstance("us-west-1"));
          }
          
       }).getInstance(DescribeSpotPriceHistoryResponseHandler.class)).parse(is);

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/xml/SpotInstanceHandlerTest.java

@@ -18,9 +18,9 @@
  */
 package org.jclouds.aws.ec2.xml;
 
+import static org.easymock.EasyMock.createMock;
 import static org.easymock.EasyMock.expect;
-import static org.easymock.classextension.EasyMock.createMock;
+import static org.easymock.EasyMock.replay;
-import static org.easymock.classextension.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -37,9 +37,12 @@ import org.jclouds.rest.internal.GeneratedHttpRequest;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableList;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
+import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code SpotInstanceHandler}
@@ -60,7 +63,7 @@ public class SpotInstanceHandlerTest extends BaseEC2HandlerTest {
 
          @Override
          protected void configure() {
-            bind(String.class).annotatedWith(Region.class).toInstance("us-east-1");
+            bind(new TypeLiteral<Supplier<String>>(){}).annotatedWith(Region.class).toInstance(Suppliers.ofInstance("us-east-1"));
          }
 
       });

providers/aws-ec2/src/test/java/org/jclouds/aws/ec2/xml/SpotInstancesHandlerTest.java

@@ -18,9 +18,9 @@
  */
 package org.jclouds.aws.ec2.xml;
 
+import static org.easymock.EasyMock.createMock;
 import static org.easymock.EasyMock.expect;
-import static org.easymock.classextension.EasyMock.createMock;
+import static org.easymock.EasyMock.replay;
-import static org.easymock.classextension.EasyMock.replay;
 import static org.testng.Assert.assertEquals;
 
 import java.io.InputStream;
@@ -38,11 +38,14 @@ import org.testng.annotations.BeforeTest;
 import org.testng.annotations.Test;
 
 import com.google.common.base.Function;
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Iterables;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
+import com.google.inject.TypeLiteral;
 
 /**
  * Tests behavior of {@code SpotInstancesHandler}
@@ -63,7 +66,7 @@ public class SpotInstancesHandlerTest extends BaseEC2HandlerTest {
 
          @Override
          protected void configure() {
-            bind(String.class).annotatedWith(Region.class).toInstance("us-east-1");
+            bind(new TypeLiteral<Supplier<String>>(){}).annotatedWith(Region.class).toInstance(Suppliers.ofInstance("us-east-1"));
          }
 
       });

providers/aws-s3/src/main/java/org/jclouds/aws/s3/config/AWSS3RestClientModule.java

@@ -40,6 +40,8 @@ import org.jclouds.s3.S3Client;
 import org.jclouds.s3.binders.BindAsHostPrefixIfConfigured;
 import org.jclouds.s3.config.S3RestClientModule;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.inject.Provides;
 
 /**
@@ -51,16 +53,9 @@ import com.google.inject.Provides;
 @ConfiguresRestClient
 public class AWSS3RestClientModule extends S3RestClientModule<AWSS3Client, AWSS3AsyncClient> {
 
-   @Provides
-   @Singleton
-   @Bucket
-   protected URI provideBucketURI(@Named(PROPERTY_REGION + "." + US_STANDARD + "." + ENDPOINT) String endpoint) {
-      return URI.create(endpoint);
-   }
-
    @Override
-   protected String defaultRegionForBucket(@Region String defaultRegion) {
+   protected Supplier<String> defaultRegionForBucket(@Region Supplier<String> defaultRegion) {
-      return US_STANDARD;
+      return Suppliers.ofInstance(US_STANDARD);
    }
 
    @Override
@@ -69,6 +64,13 @@ public class AWSS3RestClientModule extends S3RestClientModule<AWSS3Client, AWSS3
       super.configure();
    }
    
+   @Provides
+   @Singleton
+   @Bucket
+   protected Supplier<URI> provideBucketURI(@Named(PROPERTY_REGION + "." + US_STANDARD + "." + ENDPOINT) String endpoint){
+      return Suppliers.ofInstance(URI.create(endpoint));
+   }
+   
    public AWSS3RestClientModule() {
       super(AWSS3Client.class, AWSS3AsyncClient.class);
    }

providers/aws-s3/src/test/java/org/jclouds/aws/s3/AWSS3AsyncClientTest.java

@@ -20,7 +20,6 @@ package org.jclouds.aws.s3;
 
 import java.io.IOException;
 import java.lang.reflect.Method;
-import java.net.URI;
 import java.util.Map;
 import java.util.Properties;
 import java.util.concurrent.ConcurrentMap;
@@ -111,16 +110,16 @@ public class AWSS3AsyncClientTest extends org.jclouds.s3.S3AsyncClientTest<AWSS3
       Method method = AWSS3AsyncClient.class.getMethod("getBucketLocation", String.class);
       HttpRequest request = processor.createRequest(method, "bucket");
 
-      assertRequestLineEquals(request, "GET https://bucket.bucketendpoint/?location HTTP/1.1");
+      assertRequestLineEquals(request, "GET https://bucket.s3.amazonaws.com/?location HTTP/1.1");
-      assertNonPayloadHeadersEqual(request, "Host: bucket.bucketendpoint\n");
+      assertNonPayloadHeadersEqual(request, "Host: bucket.s3.amazonaws.com\n");
       assertPayloadEquals(request, null, null, false);
 
       request = filter.filter(request);
 
-      assertRequestLineEquals(request, "GET https://bucket.bucketendpoint/?location HTTP/1.1");
+      assertRequestLineEquals(request, "GET https://bucket.s3.amazonaws.com/?location HTTP/1.1");
       assertNonPayloadHeadersEqual(
             request,
-            "Authorization: AWS identity:2fFTeYJTDwiJmaAkKj732RjNbOg=\nDate: 2009-11-08T15:54:08.897Z\nHost: bucket.bucketendpoint\n");
+            "Authorization: AWS identity:2fFTeYJTDwiJmaAkKj732RjNbOg=\nDate: 2009-11-08T15:54:08.897Z\nHost: bucket.s3.amazonaws.com\n");
       assertPayloadEquals(request, null, null, false);
 
       assertResponseParserClassEquals(method, request, ParseSax.class);
@@ -137,8 +136,8 @@ public class AWSS3AsyncClientTest extends org.jclouds.s3.S3AsyncClientTest<AWSS3
             PutBucketOptions[].class);
       HttpRequest request = processor.createRequest(method, (String) null, "bucket");
 
-      assertRequestLineEquals(request, "PUT https://bucket.bucketendpoint/ HTTP/1.1");
+      assertRequestLineEquals(request, "PUT https://bucket.s3.amazonaws.com/ HTTP/1.1");
-      assertNonPayloadHeadersEqual(request, "Host: bucket.bucketendpoint\n");
+      assertNonPayloadHeadersEqual(request, "Host: bucket.s3.amazonaws.com\n");
       assertPayloadEquals(request, null, null, false);
 
       assertResponseParserClassEquals(method, request, ReturnTrueIf2xx.class);
@@ -245,8 +244,8 @@ public class AWSS3AsyncClientTest extends org.jclouds.s3.S3AsyncClientTest<AWSS3
             PutBucketOptions[].class);
       HttpRequest request = processor.createRequest(method, "EU", "bucket");
 
-      assertRequestLineEquals(request, "PUT https://bucket.bucketendpoint/ HTTP/1.1");
+      assertRequestLineEquals(request, "PUT https://bucket.s3.amazonaws.com/ HTTP/1.1");
-      assertNonPayloadHeadersEqual(request, "Host: bucket.bucketendpoint\n");
+      assertNonPayloadHeadersEqual(request, "Host: bucket.s3.amazonaws.com\n");
       assertPayloadEquals(request,
             "<CreateBucketConfiguration><LocationConstraint>EU</LocationConstraint></CreateBucketConfiguration>",
             "text/xml", false);
@@ -273,11 +272,6 @@ public class AWSS3AsyncClientTest extends org.jclouds.s3.S3AsyncClientTest<AWSS3
          return returnVal;
       }
 
-      @Override
-      protected URI provideBucketURI(String endpoint) {
-         return URI.create("https://bucketendpoint");
-      }
-
       @Override
       protected String provideTimeStamp(@TimeStamp Supplier<String> cache) {
          return "2009-11-08T15:54:08.897Z";

providers/aws-s3/src/test/java/org/jclouds/aws/s3/binders/AssignCorrectHostnameAndBindAsHostPrefixIfConfiguredTest.java

@@ -21,6 +21,7 @@ package org.jclouds.aws.s3.binders;
 import static org.testng.Assert.assertEquals;
 
 import java.net.URI;
+import java.util.Map;
 
 import javax.inject.Provider;
 import javax.ws.rs.core.UriBuilder;
@@ -30,12 +31,13 @@ import org.jclouds.location.functions.RegionToEndpointOrProviderIfNull;
 import org.jclouds.rest.binders.BindAsHostPrefix;
 import org.testng.annotations.Test;
 
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import com.google.common.collect.ImmutableMap;
 import com.sun.jersey.api.uri.UriBuilderImpl;
 
 /**
- * Tests behavior of
+ * Tests behavior of {@code AssignCorrectHostnameAndBindAsHostPrefixIfConfigured}
- * {@code AssignCorrectHostnameAndBindAsHostPrefixIfConfigured}
  * 
  * @author Adrian Cole
  */
@@ -56,11 +58,14 @@ public class AssignCorrectHostnameAndBindAsHostPrefixIfConfiguredTest {
       HttpRequest request = new HttpRequest("GET", URI.create("https://s3.amazonaws.com"));
 
       AssignCorrectHostnameAndBindAsHostPrefixIfConfigured binder = new AssignCorrectHostnameAndBindAsHostPrefixIfConfigured(
-            new BindAsHostPrefix(uriBuilderProvider), new RegionToEndpointOrProviderIfNull("aws-s3",
+               new BindAsHostPrefix(uriBuilderProvider), new RegionToEndpointOrProviderIfNull("aws-s3", Suppliers
-                  URI.create("https://s3.amazonaws.com"), ImmutableMap.of("us-standard",
+                        .ofInstance(URI.create("https://s3.amazonaws.com")),
-                        URI.create("https://s3.amazonaws.com"), "us-west-1",
+
-                        URI.create("https://s3-us-west-1.amazonaws.com"))), uriBuilderProvider,
+               Suppliers.<Map<String, Supplier<URI>>> ofInstance(ImmutableMap.of("us-standard", Suppliers
-            ImmutableMap.<String, String> of());
+                        .ofInstance(URI.create("https://s3.amazonaws.com")), "us-west-1", Suppliers.ofInstance(URI
+                        .create("https://s3-us-west-1.amazonaws.com"))))),
+
+               uriBuilderProvider, ImmutableMap.<String, String> of());
 
       request = binder.bindToRequest(request, "bucket");
       assertEquals(request.getRequestLine(), "GET https://bucket.s3.amazonaws.com HTTP/1.1");
@@ -71,11 +76,14 @@ public class AssignCorrectHostnameAndBindAsHostPrefixIfConfiguredTest {
       HttpRequest request = new HttpRequest("GET", URI.create("https://s3.amazonaws.com"));
 
       AssignCorrectHostnameAndBindAsHostPrefixIfConfigured binder = new AssignCorrectHostnameAndBindAsHostPrefixIfConfigured(
-            new BindAsHostPrefix(uriBuilderProvider), new RegionToEndpointOrProviderIfNull("aws-s3",
+               new BindAsHostPrefix(uriBuilderProvider), new RegionToEndpointOrProviderIfNull("aws-s3", Suppliers
-                  URI.create("https://s3.amazonaws.com"), ImmutableMap.of("us-standard",
+                        .ofInstance(URI.create("https://s3.amazonaws.com")),
-                        URI.create("https://s3.amazonaws.com"), "us-west-1",
+
-                        URI.create("https://s3-us-west-1.amazonaws.com"))), uriBuilderProvider,
+               Suppliers.<Map<String, Supplier<URI>>> ofInstance(ImmutableMap.of("us-standard", Suppliers
-            ImmutableMap.<String, String> of("bucket", "us-west-1"));
+                        .ofInstance(URI.create("https://s3.amazonaws.com")), "us-west-1", Suppliers.ofInstance(URI
+                        .create("https://s3-us-west-1.amazonaws.com"))))),
+
+               uriBuilderProvider, ImmutableMap.<String, String> of("bucket", "us-west-1"));
 
       request = binder.bindToRequest(request, "bucket");
       assertEquals(request.getRequestLine(), "GET https://bucket.s3-us-west-1.amazonaws.com HTTP/1.1");