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/*
* Copyright 2010-2016 Amazon.com, Inc. or its affiliates. All Rights
* Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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 com.amazonaws.services.elasticmapreduce;
import com.amazonaws.services.elasticmapreduce.model.*;
import com.amazonaws.annotation.ThreadSafe;
/**
* Interface for accessing Amazon EMR asynchronously. Each asynchronous method
* will return a Java Future object representing the asynchronous operation;
* overloads which accept an {@code AsyncHandler} can be used to receive
* notification when an asynchronous operation completes.
*
*
* Amazon Elastic MapReduce (Amazon EMR) is a web service that makes it easy to
* process large amounts of data efficiently. Amazon EMR uses Hadoop processing
* combined with several AWS products to do tasks such as web indexing, data
* mining, log file analysis, machine learning, scientific simulation, and data
* warehousing.
*
*/
@ThreadSafe
public class AmazonElasticMapReduceAsyncClient extends
AmazonElasticMapReduceClient implements AmazonElasticMapReduceAsync {
private static final int DEFAULT_THREAD_POOL_SIZE = 50;
private final java.util.concurrent.ExecutorService executorService;
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR. A credentials provider chain will be used that searches for
* credentials in this order:
*
* - Environment Variables - AWS_ACCESS_KEY_ID and AWS_SECRET_KEY
* - Java System Properties - aws.accessKeyId and aws.secretKey
* - Credential profiles file at the default location (~/.aws/credentials)
* shared by all AWS SDKs and the AWS CLI
* - Instance profile credentials delivered through the Amazon EC2
* metadata service
*
*
* Asynchronous methods are delegated to a fixed-size thread pool containing
* 50 threads (to match the default maximum number of concurrent connections
* to the service).
*
* @see com.amazonaws.auth.DefaultAWSCredentialsProviderChain
* @see java.util.concurrent.Executors#newFixedThreadPool(int)
*/
public AmazonElasticMapReduceAsyncClient() {
this(new com.amazonaws.auth.DefaultAWSCredentialsProviderChain());
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR. A credentials provider chain will be used that searches for
* credentials in this order:
*
* - Environment Variables - AWS_ACCESS_KEY_ID and AWS_SECRET_KEY
* - Java System Properties - aws.accessKeyId and aws.secretKey
* - Credential profiles file at the default location (~/.aws/credentials)
* shared by all AWS SDKs and the AWS CLI
* - Instance profile credentials delivered through the Amazon EC2
* metadata service
*
*
* Asynchronous methods are delegated to a fixed-size thread pool containing
* a number of threads equal to the maximum number of concurrent connections
* configured via {@code ClientConfiguration.getMaxConnections()}.
*
* @param clientConfiguration
* The client configuration options controlling how this client
* connects to Amazon EMR (ex: proxy settings, retry counts, etc).
*
* @see com.amazonaws.auth.DefaultAWSCredentialsProviderChain
* @see java.util.concurrent.Executors#newFixedThreadPool(int)
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.ClientConfiguration clientConfiguration) {
this(new com.amazonaws.auth.DefaultAWSCredentialsProviderChain(),
clientConfiguration, java.util.concurrent.Executors
.newFixedThreadPool(clientConfiguration
.getMaxConnections()));
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR using the specified AWS account credentials.
*
* Asynchronous methods are delegated to a fixed-size thread pool containing
* 50 threads (to match the default maximum number of concurrent connections
* to the service).
*
* @param awsCredentials
* The AWS credentials (access key ID and secret key) to use when
* authenticating with AWS services.
* @see java.util.concurrent.Executors#newFixedThreadPool(int)
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.auth.AWSCredentials awsCredentials) {
this(awsCredentials, java.util.concurrent.Executors
.newFixedThreadPool(DEFAULT_THREAD_POOL_SIZE));
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR using the specified AWS account credentials and executor service.
* Default client settings will be used.
*
* @param awsCredentials
* The AWS credentials (access key ID and secret key) to use when
* authenticating with AWS services.
* @param executorService
* The executor service by which all asynchronous requests will be
* executed.
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.auth.AWSCredentials awsCredentials,
java.util.concurrent.ExecutorService executorService) {
this(awsCredentials, configFactory.getConfig(), executorService);
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR using the specified AWS account credentials, executor service, and
* client configuration options.
*
* @param awsCredentials
* The AWS credentials (access key ID and secret key) to use when
* authenticating with AWS services.
* @param clientConfiguration
* Client configuration options (ex: max retry limit, proxy settings,
* etc).
* @param executorService
* The executor service by which all asynchronous requests will be
* executed.
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.auth.AWSCredentials awsCredentials,
com.amazonaws.ClientConfiguration clientConfiguration,
java.util.concurrent.ExecutorService executorService) {
super(awsCredentials, clientConfiguration);
this.executorService = executorService;
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR using the specified AWS account credentials provider. Default client
* settings will be used.
*
* Asynchronous methods are delegated to a fixed-size thread pool containing
* 50 threads (to match the default maximum number of concurrent connections
* to the service).
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials to
* authenticate requests with AWS services.
* @see java.util.concurrent.Executors#newFixedThreadPool(int)
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.auth.AWSCredentialsProvider awsCredentialsProvider) {
this(awsCredentialsProvider, java.util.concurrent.Executors
.newFixedThreadPool(DEFAULT_THREAD_POOL_SIZE));
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR using the provided AWS account credentials provider and client
* configuration options.
*
* Asynchronous methods are delegated to a fixed-size thread pool containing
* a number of threads equal to the maximum number of concurrent connections
* configured via {@code ClientConfiguration.getMaxConnections()}.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials to
* authenticate requests with AWS services.
* @param clientConfiguration
* Client configuration options (ex: max retry limit, proxy settings,
* etc).
*
* @see com.amazonaws.auth.DefaultAWSCredentialsProviderChain
* @see java.util.concurrent.Executors#newFixedThreadPool(int)
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.auth.AWSCredentialsProvider awsCredentialsProvider,
com.amazonaws.ClientConfiguration clientConfiguration) {
this(awsCredentialsProvider, clientConfiguration,
java.util.concurrent.Executors
.newFixedThreadPool(clientConfiguration
.getMaxConnections()));
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR using the specified AWS account credentials provider and executor
* service. Default client settings will be used.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials to
* authenticate requests with AWS services.
* @param executorService
* The executor service by which all asynchronous requests will be
* executed.
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.auth.AWSCredentialsProvider awsCredentialsProvider,
java.util.concurrent.ExecutorService executorService) {
this(awsCredentialsProvider, configFactory.getConfig(), executorService);
}
/**
* Constructs a new asynchronous client to invoke service methods on Amazon
* EMR using the specified AWS account credentials provider, executor
* service, and client configuration options.
*
* @param awsCredentialsProvider
* The AWS credentials provider which will provide credentials to
* authenticate requests with AWS services.
* @param clientConfiguration
* Client configuration options (ex: max retry limit, proxy settings,
* etc).
* @param executorService
* The executor service by which all asynchronous requests will be
* executed.
*/
public AmazonElasticMapReduceAsyncClient(
com.amazonaws.auth.AWSCredentialsProvider awsCredentialsProvider,
com.amazonaws.ClientConfiguration clientConfiguration,
java.util.concurrent.ExecutorService executorService) {
super(awsCredentialsProvider, clientConfiguration);
this.executorService = executorService;
}
/**
* Returns the executor service used by this client to execute async
* requests.
*
* @return The executor service used by this client to execute async
* requests.
*/
public java.util.concurrent.ExecutorService getExecutorService() {
return executorService;
}
@Override
public java.util.concurrent.Future addInstanceGroupsAsync(
AddInstanceGroupsRequest request) {
return addInstanceGroupsAsync(request, null);
}
@Override
public java.util.concurrent.Future addInstanceGroupsAsync(
final AddInstanceGroupsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public AddInstanceGroupsResult call() throws Exception {
AddInstanceGroupsResult result;
try {
result = addInstanceGroups(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future addJobFlowStepsAsync(
AddJobFlowStepsRequest request) {
return addJobFlowStepsAsync(request, null);
}
@Override
public java.util.concurrent.Future addJobFlowStepsAsync(
final AddJobFlowStepsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public AddJobFlowStepsResult call() throws Exception {
AddJobFlowStepsResult result;
try {
result = addJobFlowSteps(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future addTagsAsync(
AddTagsRequest request) {
return addTagsAsync(request, null);
}
@Override
public java.util.concurrent.Future addTagsAsync(
final AddTagsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public AddTagsResult call() throws Exception {
AddTagsResult result;
try {
result = addTags(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future describeClusterAsync(
DescribeClusterRequest request) {
return describeClusterAsync(request, null);
}
@Override
public java.util.concurrent.Future describeClusterAsync(
final DescribeClusterRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public DescribeClusterResult call() throws Exception {
DescribeClusterResult result;
try {
result = describeCluster(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
@Deprecated
public java.util.concurrent.Future describeJobFlowsAsync(
DescribeJobFlowsRequest request) {
return describeJobFlowsAsync(request, null);
}
@Override
@Deprecated
public java.util.concurrent.Future describeJobFlowsAsync(
final DescribeJobFlowsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public DescribeJobFlowsResult call() throws Exception {
DescribeJobFlowsResult result;
try {
result = describeJobFlows(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
/**
* Simplified method form for invoking the DescribeJobFlows operation.
*
* @see #describeJobFlowsAsync(DescribeJobFlowsRequest)
*/
@Override
@Deprecated
public java.util.concurrent.Future describeJobFlowsAsync() {
return describeJobFlowsAsync(new DescribeJobFlowsRequest());
}
/**
* Simplified method form for invoking the DescribeJobFlows operation with
* an AsyncHandler.
*
* @see #describeJobFlowsAsync(DescribeJobFlowsRequest,
* com.amazonaws.handlers.AsyncHandler)
*/
public java.util.concurrent.Future describeJobFlowsAsync(
com.amazonaws.handlers.AsyncHandler asyncHandler) {
return describeJobFlowsAsync(new DescribeJobFlowsRequest(),
asyncHandler);
}
@Override
public java.util.concurrent.Future describeStepAsync(
DescribeStepRequest request) {
return describeStepAsync(request, null);
}
@Override
public java.util.concurrent.Future describeStepAsync(
final DescribeStepRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public DescribeStepResult call() throws Exception {
DescribeStepResult result;
try {
result = describeStep(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future listBootstrapActionsAsync(
ListBootstrapActionsRequest request) {
return listBootstrapActionsAsync(request, null);
}
@Override
public java.util.concurrent.Future listBootstrapActionsAsync(
final ListBootstrapActionsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public ListBootstrapActionsResult call() throws Exception {
ListBootstrapActionsResult result;
try {
result = listBootstrapActions(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future listClustersAsync(
ListClustersRequest request) {
return listClustersAsync(request, null);
}
@Override
public java.util.concurrent.Future listClustersAsync(
final ListClustersRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public ListClustersResult call() throws Exception {
ListClustersResult result;
try {
result = listClusters(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
/**
* Simplified method form for invoking the ListClusters operation.
*
* @see #listClustersAsync(ListClustersRequest)
*/
@Override
public java.util.concurrent.Future listClustersAsync() {
return listClustersAsync(new ListClustersRequest());
}
/**
* Simplified method form for invoking the ListClusters operation with an
* AsyncHandler.
*
* @see #listClustersAsync(ListClustersRequest,
* com.amazonaws.handlers.AsyncHandler)
*/
public java.util.concurrent.Future listClustersAsync(
com.amazonaws.handlers.AsyncHandler asyncHandler) {
return listClustersAsync(new ListClustersRequest(), asyncHandler);
}
@Override
public java.util.concurrent.Future listInstanceGroupsAsync(
ListInstanceGroupsRequest request) {
return listInstanceGroupsAsync(request, null);
}
@Override
public java.util.concurrent.Future listInstanceGroupsAsync(
final ListInstanceGroupsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public ListInstanceGroupsResult call() throws Exception {
ListInstanceGroupsResult result;
try {
result = listInstanceGroups(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future listInstancesAsync(
ListInstancesRequest request) {
return listInstancesAsync(request, null);
}
@Override
public java.util.concurrent.Future listInstancesAsync(
final ListInstancesRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public ListInstancesResult call() throws Exception {
ListInstancesResult result;
try {
result = listInstances(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future listStepsAsync(
ListStepsRequest request) {
return listStepsAsync(request, null);
}
@Override
public java.util.concurrent.Future listStepsAsync(
final ListStepsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public ListStepsResult call() throws Exception {
ListStepsResult result;
try {
result = listSteps(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future modifyInstanceGroupsAsync(
ModifyInstanceGroupsRequest request) {
return modifyInstanceGroupsAsync(request, null);
}
@Override
public java.util.concurrent.Future modifyInstanceGroupsAsync(
final ModifyInstanceGroupsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public ModifyInstanceGroupsResult call() throws Exception {
ModifyInstanceGroupsResult result;
try {
result = modifyInstanceGroups(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
/**
* Simplified method form for invoking the ModifyInstanceGroups operation.
*
* @see #modifyInstanceGroupsAsync(ModifyInstanceGroupsRequest)
*/
@Override
public java.util.concurrent.Future modifyInstanceGroupsAsync() {
return modifyInstanceGroupsAsync(new ModifyInstanceGroupsRequest());
}
/**
* Simplified method form for invoking the ModifyInstanceGroups operation
* with an AsyncHandler.
*
* @see #modifyInstanceGroupsAsync(ModifyInstanceGroupsRequest,
* com.amazonaws.handlers.AsyncHandler)
*/
public java.util.concurrent.Future modifyInstanceGroupsAsync(
com.amazonaws.handlers.AsyncHandler asyncHandler) {
return modifyInstanceGroupsAsync(new ModifyInstanceGroupsRequest(),
asyncHandler);
}
@Override
public java.util.concurrent.Future removeTagsAsync(
RemoveTagsRequest request) {
return removeTagsAsync(request, null);
}
@Override
public java.util.concurrent.Future removeTagsAsync(
final RemoveTagsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public RemoveTagsResult call() throws Exception {
RemoveTagsResult result;
try {
result = removeTags(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future runJobFlowAsync(
RunJobFlowRequest request) {
return runJobFlowAsync(request, null);
}
@Override
public java.util.concurrent.Future runJobFlowAsync(
final RunJobFlowRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public RunJobFlowResult call() throws Exception {
RunJobFlowResult result;
try {
result = runJobFlow(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future setTerminationProtectionAsync(
SetTerminationProtectionRequest request) {
return setTerminationProtectionAsync(request, null);
}
@Override
public java.util.concurrent.Future setTerminationProtectionAsync(
final SetTerminationProtectionRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public SetTerminationProtectionResult call()
throws Exception {
SetTerminationProtectionResult result;
try {
result = setTerminationProtection(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future setVisibleToAllUsersAsync(
SetVisibleToAllUsersRequest request) {
return setVisibleToAllUsersAsync(request, null);
}
@Override
public java.util.concurrent.Future setVisibleToAllUsersAsync(
final SetVisibleToAllUsersRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public SetVisibleToAllUsersResult call() throws Exception {
SetVisibleToAllUsersResult result;
try {
result = setVisibleToAllUsers(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
@Override
public java.util.concurrent.Future terminateJobFlowsAsync(
TerminateJobFlowsRequest request) {
return terminateJobFlowsAsync(request, null);
}
@Override
public java.util.concurrent.Future terminateJobFlowsAsync(
final TerminateJobFlowsRequest request,
final com.amazonaws.handlers.AsyncHandler asyncHandler) {
return executorService
.submit(new java.util.concurrent.Callable() {
@Override
public TerminateJobFlowsResult call() throws Exception {
TerminateJobFlowsResult result;
try {
result = terminateJobFlows(request);
} catch (Exception ex) {
if (asyncHandler != null) {
asyncHandler.onError(ex);
}
throw ex;
}
if (asyncHandler != null) {
asyncHandler.onSuccess(request, result);
}
return result;
}
});
}
/**
* Shuts down the client, releasing all managed resources. This includes
* forcibly terminating all pending asynchronous service calls. Clients who
* wish to give pending asynchronous service calls time to complete should
* call {@code getExecutorService().shutdown()} followed by
* {@code getExecutorService().awaitTermination()} prior to calling this
* method.
*/
@Override
public void shutdown() {
super.shutdown();
executorService.shutdownNow();
}
}