AWSInstanceAsyncClient.java example

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/**
 * 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.ec2.services;

import static org.jclouds.aws.reference.FormParameters.ACTION;

import java.util.Set;

import javax.inject.Named;
import javax.ws.rs.FormParam;
import javax.ws.rs.POST;
import javax.ws.rs.Path;

import org.jclouds.Fallbacks.EmptySetOnNotFoundOr404;
import org.jclouds.aws.ec2.domain.AWSRunningInstance;
import org.jclouds.aws.ec2.xml.AWSDescribeInstancesResponseHandler;
import org.jclouds.aws.ec2.xml.AWSRunInstancesResponseHandler;
import org.jclouds.aws.filters.FormSigner;
import org.jclouds.ec2.binders.BindInstanceIdsToIndexedFormParams;
import org.jclouds.ec2.binders.IfNotNullBindAvailabilityZoneToFormParam;
import org.jclouds.ec2.domain.Reservation;
import org.jclouds.ec2.options.RunInstancesOptions;
import org.jclouds.ec2.services.InstanceAsyncClient;
import org.jclouds.javax.annotation.Nullable;
import org.jclouds.location.functions.RegionToEndpointOrProviderIfNull;
import org.jclouds.rest.annotations.BinderParam;
import org.jclouds.rest.annotations.EndpointParam;
import org.jclouds.rest.annotations.Fallback;
import org.jclouds.rest.annotations.FormParams;
import org.jclouds.rest.annotations.RequestFilters;
import org.jclouds.rest.annotations.VirtualHost;
import org.jclouds.rest.annotations.XMLResponseParser;

import com.google.common.util.concurrent.ListenableFuture;

/**
 * Provides access to EC2 Instance Services via their REST API.
 * <p/>
 * 
 * @author Adrian Cole
 */
@RequestFilters(FormSigner.class)
@VirtualHost
public interface AWSInstanceAsyncClient extends InstanceAsyncClient {

   /**
    * @see AWSInstanceClient#describeInstancesInRegion
    */
   @Named("DescribeInstances")
   @Override
   @POST
   @Path("/")
   @FormParams(keys = ACTION, values = "DescribeInstances")
   @XMLResponseParser(AWSDescribeInstancesResponseHandler.class)
   @Fallback(EmptySetOnNotFoundOr404.class)
   ListenableFuture<Set<? extends Reservation<? extends AWSRunningInstance>>> describeInstancesInRegion(
            @EndpointParam(parser = RegionToEndpointOrProviderIfNull.class) @Nullable String region,
            @BinderParam(BindInstanceIdsToIndexedFormParams.class) String... instanceIds);

   /**
    * @see AWSInstanceClient#runInstancesInRegion
    */
   @Named("RunInstances")
   @Override
   @POST
   @Path("/")
   @FormParams(keys = ACTION, values = "RunInstances")
   @XMLResponseParser(AWSRunInstancesResponseHandler.class)
   ListenableFuture<Reservation<? extends AWSRunningInstance>> runInstancesInRegion(
            @EndpointParam(parser = RegionToEndpointOrProviderIfNull.class) @Nullable String region,
            @Nullable @BinderParam(IfNotNullBindAvailabilityZoneToFormParam.class) String nullableAvailabilityZone,
            @FormParam("ImageId") String imageId, @FormParam("MinCount") int minCount,
            @FormParam("MaxCount") int maxCount, RunInstancesOptions... options);

}