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The AWS Java SDK for Amazon SQS module holds the client classes that are used for communicating with Amazon Simple Queue Service

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/*
 * Copyright 2013-2018 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.sqs;

import org.w3c.dom.*;

import java.net.*;
import java.util.*;

import javax.annotation.Generated;

import org.apache.commons.logging.*;

import com.amazonaws.*;
import com.amazonaws.annotation.SdkInternalApi;
import com.amazonaws.auth.*;

import com.amazonaws.handlers.*;
import com.amazonaws.http.*;
import com.amazonaws.internal.*;
import com.amazonaws.internal.auth.*;
import com.amazonaws.metrics.*;
import com.amazonaws.regions.*;
import com.amazonaws.transform.*;
import com.amazonaws.util.*;
import com.amazonaws.protocol.json.*;
import com.amazonaws.util.AWSRequestMetrics.Field;
import com.amazonaws.annotation.ThreadSafe;
import com.amazonaws.client.AwsSyncClientParams;

import com.amazonaws.services.sqs.AmazonSQSClientBuilder;

import com.amazonaws.AmazonServiceException;

import com.amazonaws.services.sqs.model.*;
import com.amazonaws.services.sqs.model.transform.*;

/**
 * Client for accessing Amazon SQS. All service calls made using this client are blocking, and will not return until the
 * service call completes.
 * 

*

* Welcome to the Amazon Simple Queue Service API Reference. *

*

* Amazon Simple Queue Service (Amazon SQS) is a reliable, highly-scalable hosted queue for storing messages as they * travel between applications or microservices. Amazon SQS moves data between distributed application components and * helps you decouple these components. *

* *

* Standard * queues are available in all regions. FIFO queues are * available in the US East (N. Virginia), US East (Ohio), US West (Oregon), and EU (Ireland) regions. *

*
*

* You can use AWS SDKs to access Amazon SQS using your favorite * programming language. The SDKs perform tasks such as the following automatically: *

*
    *
  • *

    * Cryptographically sign your service requests *

    *
  • *
  • *

    * Retry requests *

    *
  • *
  • *

    * Handle error responses *

    *
  • *
*

* Additional Information *

* */ @ThreadSafe @Generated("com.amazonaws:aws-java-sdk-code-generator") public class AmazonSQSClient extends AmazonWebServiceClient implements AmazonSQS { /** Provider for AWS credentials. */ private final AWSCredentialsProvider awsCredentialsProvider; private static final Log log = LogFactory.getLog(AmazonSQS.class); /** Default signing name for the service. */ private static final String DEFAULT_SIGNING_NAME = "sqs"; /** Client configuration factory providing ClientConfigurations tailored to this client */ protected static final com.amazonaws.services.sqs.AmazonSQSClientConfigurationFactory configFactory = new com.amazonaws.services.sqs.AmazonSQSClientConfigurationFactory(); /** * List of exception unmarshallers for all modeled exceptions */ protected final List> exceptionUnmarshallers = new ArrayList>(); /** * Constructs a new client to invoke service methods on Amazon SQS. 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
  • *
  • Instance profile credentials delivered through the Amazon EC2 metadata service
  • *
* *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @see DefaultAWSCredentialsProviderChain * @deprecated use {@link AmazonSQSClientBuilder#defaultClient()} */ @Deprecated public AmazonSQSClient() { this(DefaultAWSCredentialsProviderChain.getInstance(), configFactory.getConfig()); } /** * Constructs a new client to invoke service methods on Amazon SQS. 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
  • *
  • Instance profile credentials delivered through the Amazon EC2 metadata service
  • *
* *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param clientConfiguration * The client configuration options controlling how this client connects to Amazon SQS (ex: proxy settings, * retry counts, etc.). * * @see DefaultAWSCredentialsProviderChain * @deprecated use {@link AmazonSQSClientBuilder#withClientConfiguration(ClientConfiguration)} */ @Deprecated public AmazonSQSClient(ClientConfiguration clientConfiguration) { this(DefaultAWSCredentialsProviderChain.getInstance(), clientConfiguration); } /** * Constructs a new client to invoke service methods on Amazon SQS using the specified AWS account credentials. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param awsCredentials * The AWS credentials (access key ID and secret key) to use when authenticating with AWS services. * @deprecated use {@link AmazonSQSClientBuilder#withCredentials(AWSCredentialsProvider)} for example: * {@code AmazonSQSClientBuilder.standard().withCredentials(new AWSStaticCredentialsProvider(awsCredentials)).build();} */ @Deprecated public AmazonSQSClient(AWSCredentials awsCredentials) { this(awsCredentials, configFactory.getConfig()); } /** * Constructs a new client to invoke service methods on Amazon SQS using the specified AWS account credentials and * client configuration options. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param awsCredentials * The AWS credentials (access key ID and secret key) to use when authenticating with AWS services. * @param clientConfiguration * The client configuration options controlling how this client connects to Amazon SQS (ex: proxy settings, * retry counts, etc.). * @deprecated use {@link AmazonSQSClientBuilder#withCredentials(AWSCredentialsProvider)} and * {@link AmazonSQSClientBuilder#withClientConfiguration(ClientConfiguration)} */ @Deprecated public AmazonSQSClient(AWSCredentials awsCredentials, ClientConfiguration clientConfiguration) { super(clientConfiguration); this.awsCredentialsProvider = new StaticCredentialsProvider(awsCredentials); init(); } /** * Constructs a new client to invoke service methods on Amazon SQS using the specified AWS account credentials * provider. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param awsCredentialsProvider * The AWS credentials provider which will provide credentials to authenticate requests with AWS services. * @deprecated use {@link AmazonSQSClientBuilder#withCredentials(AWSCredentialsProvider)} */ @Deprecated public AmazonSQSClient(AWSCredentialsProvider awsCredentialsProvider) { this(awsCredentialsProvider, configFactory.getConfig()); } /** * Constructs a new client to invoke service methods on Amazon SQS using the specified AWS account credentials * provider and client configuration options. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param awsCredentialsProvider * The AWS credentials provider which will provide credentials to authenticate requests with AWS services. * @param clientConfiguration * The client configuration options controlling how this client connects to Amazon SQS (ex: proxy settings, * retry counts, etc.). * @deprecated use {@link AmazonSQSClientBuilder#withCredentials(AWSCredentialsProvider)} and * {@link AmazonSQSClientBuilder#withClientConfiguration(ClientConfiguration)} */ @Deprecated public AmazonSQSClient(AWSCredentialsProvider awsCredentialsProvider, ClientConfiguration clientConfiguration) { this(awsCredentialsProvider, clientConfiguration, null); } /** * Constructs a new client to invoke service methods on Amazon SQS using the specified AWS account credentials * provider, client configuration options, and request metric collector. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param awsCredentialsProvider * The AWS credentials provider which will provide credentials to authenticate requests with AWS services. * @param clientConfiguration * The client configuration options controlling how this client connects to Amazon SQS (ex: proxy settings, * retry counts, etc.). * @param requestMetricCollector * optional request metric collector * @deprecated use {@link AmazonSQSClientBuilder#withCredentials(AWSCredentialsProvider)} and * {@link AmazonSQSClientBuilder#withClientConfiguration(ClientConfiguration)} and * {@link AmazonSQSClientBuilder#withMetricsCollector(RequestMetricCollector)} */ @Deprecated public AmazonSQSClient(AWSCredentialsProvider awsCredentialsProvider, ClientConfiguration clientConfiguration, RequestMetricCollector requestMetricCollector) { super(clientConfiguration, requestMetricCollector); this.awsCredentialsProvider = awsCredentialsProvider; init(); } public static AmazonSQSClientBuilder builder() { return AmazonSQSClientBuilder.standard(); } /** * Constructs a new client to invoke service methods on Amazon SQS using the specified parameters. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param clientParams * Object providing client parameters. */ AmazonSQSClient(AwsSyncClientParams clientParams) { super(clientParams); this.awsCredentialsProvider = clientParams.getCredentialsProvider(); init(); } /** * Constructs a new client to invoke service methods on Amazon SQS using the specified parameters. * *

* All service calls made using this new client object are blocking, and will not return until the service call * completes. * * @param clientParams * Object providing client parameters. */ AmazonSQSClient(AwsSyncClientParams clientParams, boolean endpointDiscoveryEnabled) { super(clientParams); this.awsCredentialsProvider = clientParams.getCredentialsProvider(); init(); } private void init() { exceptionUnmarshallers.add(new PurgeQueueInProgressExceptionUnmarshaller()); exceptionUnmarshallers.add(new InvalidAttributeNameExceptionUnmarshaller()); exceptionUnmarshallers.add(new BatchEntryIdsNotDistinctExceptionUnmarshaller()); exceptionUnmarshallers.add(new TooManyEntriesInBatchRequestExceptionUnmarshaller()); exceptionUnmarshallers.add(new BatchRequestTooLongExceptionUnmarshaller()); exceptionUnmarshallers.add(new UnsupportedOperationExceptionUnmarshaller()); exceptionUnmarshallers.add(new InvalidIdFormatExceptionUnmarshaller()); exceptionUnmarshallers.add(new OverLimitExceptionUnmarshaller()); exceptionUnmarshallers.add(new QueueDoesNotExistExceptionUnmarshaller()); exceptionUnmarshallers.add(new QueueNameExistsExceptionUnmarshaller()); exceptionUnmarshallers.add(new MessageNotInflightExceptionUnmarshaller()); exceptionUnmarshallers.add(new ReceiptHandleIsInvalidExceptionUnmarshaller()); exceptionUnmarshallers.add(new InvalidMessageContentsExceptionUnmarshaller()); exceptionUnmarshallers.add(new QueueDeletedRecentlyExceptionUnmarshaller()); exceptionUnmarshallers.add(new EmptyBatchRequestExceptionUnmarshaller()); exceptionUnmarshallers.add(new InvalidBatchEntryIdExceptionUnmarshaller()); exceptionUnmarshallers.add(new StandardErrorUnmarshaller(com.amazonaws.services.sqs.model.AmazonSQSException.class)); setServiceNameIntern(DEFAULT_SIGNING_NAME); setEndpointPrefix(ENDPOINT_PREFIX); // calling this.setEndPoint(...) will also modify the signer accordingly this.setEndpoint("https://sqs.us-east-1.amazonaws.com"); HandlerChainFactory chainFactory = new HandlerChainFactory(); requestHandler2s.addAll(chainFactory.newRequestHandlerChain("/com/amazonaws/services/sqs/request.handlers")); requestHandler2s.addAll(chainFactory.newRequestHandler2Chain("/com/amazonaws/services/sqs/request.handler2s")); requestHandler2s.addAll(chainFactory.getGlobalHandlers()); } /** *

* Adds a permission to a queue for a specific principal. This allows sharing access to * the queue. *

*

* When you create a queue, you have full control access rights for the queue. Only you, the owner of the queue, can * grant or deny permissions to the queue. For more information about these permissions, see Allow Developers to Write Messages to a Shared Queue in the Amazon Simple Queue Service Developer * Guide. *

* *

* AddPermission writes an Amazon-SQS-generated policy. If you want to write your own policy, use * SetQueueAttributes to upload your policy. For more information about writing your own * policy, see Using Custom Policies with the Amazon SQS Access Policy Language in the Amazon Simple Queue Service * Developer Guide. *

*

* An Amazon SQS policy can have a maximum of 7 actions. *

*
*

* Some actions take lists of parameters. These lists are specified using the param.n notation. Values * of n are integers starting from 1. For example, a parameter list with two elements looks like this: *

*

* &Attribute.1=first *

*

* &Attribute.2=second *

* *

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param addPermissionRequest * @return Result of the AddPermission operation returned by the service. * @throws OverLimitException * The specified action violates a limit. For example, ReceiveMessage returns this error if the * maximum number of inflight messages is reached and AddPermission returns this error if the * maximum number of permissions for the queue is reached. * @sample AmazonSQS.AddPermission * @see AWS API * Documentation */ @Override public AddPermissionResult addPermission(AddPermissionRequest request) { request = beforeClientExecution(request); return executeAddPermission(request); } @SdkInternalApi final AddPermissionResult executeAddPermission(AddPermissionRequest addPermissionRequest) { ExecutionContext executionContext = createExecutionContext(addPermissionRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new AddPermissionRequestMarshaller().marshall(super.beforeMarshalling(addPermissionRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "AddPermission"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new AddPermissionResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public AddPermissionResult addPermission(String queueUrl, String label, java.util.List aWSAccountIds, java.util.List actions) { return addPermission(new AddPermissionRequest().withQueueUrl(queueUrl).withLabel(label).withAWSAccountIds(aWSAccountIds).withActions(actions)); } /** *

* Changes the visibility timeout of a specified message in a queue to a new value. The maximum allowed timeout * value is 12 hours. For more information, see Visibility Timeout in the Amazon Simple Queue Service Developer Guide. *

*

* For example, you have a message with a visibility timeout of 5 minutes. After 3 minutes, you call * ChangeMessageVisibility with a timeout of 10 minutes. You can continue to call * ChangeMessageVisibility to extend the visibility timeout to a maximum of 12 hours. If you try to * extend the visibility timeout beyond 12 hours, your request is rejected. *

*

* A message is considered to be in flight after it's received from a queue by a consumer, but not yet * deleted from the queue. *

*

* For standard queues, there can be a maximum of 120,000 inflight messages per queue. If you reach this limit, * Amazon SQS returns the OverLimit error message. To avoid reaching the limit, you should delete * messages from the queue after they're processed. You can also increase the number of queues you use to process * your messages. *

*

* For FIFO queues, there can be a maximum of 20,000 inflight messages per queue. If you reach this limit, Amazon * SQS returns no error messages. *

* *

* If you attempt to set the VisibilityTimeout to a value greater than the maximum time left, Amazon * SQS returns an error. Amazon SQS doesn't automatically recalculate and increase the timeout to the maximum * remaining time. *

*

* Unlike with a queue, when you change the visibility timeout for a specific message the timeout value is applied * immediately but isn't saved in memory for that message. If you don't delete a message after it is received, the * visibility timeout for the message reverts to the original timeout value (not to the value you set using the * ChangeMessageVisibility action) the next time the message is received. *

*
* * @param changeMessageVisibilityRequest * @return Result of the ChangeMessageVisibility operation returned by the service. * @throws MessageNotInflightException * The specified message isn't in flight. * @throws ReceiptHandleIsInvalidException * The specified receipt handle isn't valid. * @sample AmazonSQS.ChangeMessageVisibility * @see AWS * API Documentation */ @Override public ChangeMessageVisibilityResult changeMessageVisibility(ChangeMessageVisibilityRequest request) { request = beforeClientExecution(request); return executeChangeMessageVisibility(request); } @SdkInternalApi final ChangeMessageVisibilityResult executeChangeMessageVisibility(ChangeMessageVisibilityRequest changeMessageVisibilityRequest) { ExecutionContext executionContext = createExecutionContext(changeMessageVisibilityRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ChangeMessageVisibilityRequestMarshaller().marshall(super.beforeMarshalling(changeMessageVisibilityRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ChangeMessageVisibility"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new ChangeMessageVisibilityResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public ChangeMessageVisibilityResult changeMessageVisibility(String queueUrl, String receiptHandle, Integer visibilityTimeout) { return changeMessageVisibility(new ChangeMessageVisibilityRequest().withQueueUrl(queueUrl).withReceiptHandle(receiptHandle) .withVisibilityTimeout(visibilityTimeout)); } /** *

* Changes the visibility timeout of multiple messages. This is a batch version of * ChangeMessageVisibility. The result of the action on each message is reported individually * in the response. You can send up to 10 ChangeMessageVisibility requests with each * ChangeMessageVisibilityBatch action. *

* *

* Because the batch request can result in a combination of successful and unsuccessful actions, you should check * for batch errors even when the call returns an HTTP status code of 200. *

*
*

* Some actions take lists of parameters. These lists are specified using the param.n notation. Values * of n are integers starting from 1. For example, a parameter list with two elements looks like this: *

*

* &Attribute.1=first *

*

* &Attribute.2=second *

* * @param changeMessageVisibilityBatchRequest * @return Result of the ChangeMessageVisibilityBatch operation returned by the service. * @throws TooManyEntriesInBatchRequestException * The batch request contains more entries than permissible. * @throws EmptyBatchRequestException * The batch request doesn't contain any entries. * @throws BatchEntryIdsNotDistinctException * Two or more batch entries in the request have the same Id. * @throws InvalidBatchEntryIdException * The Id of a batch entry in a batch request doesn't abide by the specification. * @sample AmazonSQS.ChangeMessageVisibilityBatch * @see AWS API Documentation */ @Override public ChangeMessageVisibilityBatchResult changeMessageVisibilityBatch(ChangeMessageVisibilityBatchRequest request) { request = beforeClientExecution(request); return executeChangeMessageVisibilityBatch(request); } @SdkInternalApi final ChangeMessageVisibilityBatchResult executeChangeMessageVisibilityBatch(ChangeMessageVisibilityBatchRequest changeMessageVisibilityBatchRequest) { ExecutionContext executionContext = createExecutionContext(changeMessageVisibilityBatchRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ChangeMessageVisibilityBatchRequestMarshaller().marshall(super.beforeMarshalling(changeMessageVisibilityBatchRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ChangeMessageVisibilityBatch"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new ChangeMessageVisibilityBatchResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public ChangeMessageVisibilityBatchResult changeMessageVisibilityBatch(String queueUrl, java.util.List entries) { return changeMessageVisibilityBatch(new ChangeMessageVisibilityBatchRequest().withQueueUrl(queueUrl).withEntries(entries)); } /** *

* Creates a new standard or FIFO queue. You can pass one or more attributes in the request. Keep the following * caveats in mind: *

*
    *
  • *

    * If you don't specify the FifoQueue attribute, Amazon SQS creates a standard queue. *

    * *

    * You can't change the queue type after you create it and you can't convert an existing standard queue into a FIFO * queue. You must either create a new FIFO queue for your application or delete your existing standard queue and * recreate it as a FIFO queue. For more information, see Moving From a Standard Queue to a FIFO Queue in the Amazon Simple Queue Service Developer Guide. *

    *
  • *
  • *

    * If you don't provide a value for an attribute, the queue is created with the default value for the attribute. *

    *
  • *
  • *

    * If you delete a queue, you must wait at least 60 seconds before creating a queue with the same name. *

    *
  • *
*

* To successfully create a new queue, you must provide a queue name that adheres to the limits * related to queues and is unique within the scope of your queues. *

*

* To get the queue URL, use the GetQueueUrl action. GetQueueUrl * requires only the QueueName parameter. be aware of existing queue names: *

*
    *
  • *

    * If you provide the name of an existing queue along with the exact names and values of all the queue's attributes, * CreateQueue returns the queue URL for the existing queue. *

    *
  • *
  • *

    * If the queue name, attribute names, or attribute values don't match an existing queue, CreateQueue * returns an error. *

    *
  • *
*

* Some actions take lists of parameters. These lists are specified using the param.n notation. Values * of n are integers starting from 1. For example, a parameter list with two elements looks like this: *

*

* &Attribute.1=first *

*

* &Attribute.2=second *

* *

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param createQueueRequest * @return Result of the CreateQueue operation returned by the service. * @throws QueueDeletedRecentlyException * You must wait 60 seconds after deleting a queue before you can create another queue with the same name. * @throws QueueNameExistsException * A queue with this name already exists. Amazon SQS returns this error only if the request includes * attributes whose values differ from those of the existing queue. * @sample AmazonSQS.CreateQueue * @see AWS API * Documentation */ @Override public CreateQueueResult createQueue(CreateQueueRequest request) { request = beforeClientExecution(request); return executeCreateQueue(request); } @SdkInternalApi final CreateQueueResult executeCreateQueue(CreateQueueRequest createQueueRequest) { ExecutionContext executionContext = createExecutionContext(createQueueRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new CreateQueueRequestMarshaller().marshall(super.beforeMarshalling(createQueueRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "CreateQueue"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new CreateQueueResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public CreateQueueResult createQueue(String queueName) { return createQueue(new CreateQueueRequest().withQueueName(queueName)); } /** *

* Deletes the specified message from the specified queue. To select the message to delete, use the * ReceiptHandle of the message (not the MessageId which you receive when you send * the message). Amazon SQS can delete a message from a queue even if a visibility timeout setting causes the * message to be locked by another consumer. Amazon SQS automatically deletes messages left in a queue longer than * the retention period configured for the queue. *

* *

* The ReceiptHandle is associated with a specific instance of receiving a message. If you * receive a message more than once, the ReceiptHandle is different each time you receive a message. * When you use the DeleteMessage action, you must provide the most recently received * ReceiptHandle for the message (otherwise, the request succeeds, but the message might not be * deleted). *

*

* For standard queues, it is possible to receive a message even after you delete it. This might happen on rare * occasions if one of the servers which stores a copy of the message is unavailable when you send the request to * delete the message. The copy remains on the server and might be returned to you during a subsequent receive * request. You should ensure that your application is idempotent, so that receiving a message more than once does * not cause issues. *

*
* * @param deleteMessageRequest * @return Result of the DeleteMessage operation returned by the service. * @throws InvalidIdFormatException * The specified receipt handle isn't valid for the current version. * @throws ReceiptHandleIsInvalidException * The specified receipt handle isn't valid. * @sample AmazonSQS.DeleteMessage * @see AWS API * Documentation */ @Override public DeleteMessageResult deleteMessage(DeleteMessageRequest request) { request = beforeClientExecution(request); return executeDeleteMessage(request); } @SdkInternalApi final DeleteMessageResult executeDeleteMessage(DeleteMessageRequest deleteMessageRequest) { ExecutionContext executionContext = createExecutionContext(deleteMessageRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new DeleteMessageRequestMarshaller().marshall(super.beforeMarshalling(deleteMessageRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "DeleteMessage"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new DeleteMessageResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public DeleteMessageResult deleteMessage(String queueUrl, String receiptHandle) { return deleteMessage(new DeleteMessageRequest().withQueueUrl(queueUrl).withReceiptHandle(receiptHandle)); } /** *

* Deletes up to ten messages from the specified queue. This is a batch version of * DeleteMessage. The result of the action on each message is reported individually in the * response. *

* *

* Because the batch request can result in a combination of successful and unsuccessful actions, you should check * for batch errors even when the call returns an HTTP status code of 200. *

*
*

* Some actions take lists of parameters. These lists are specified using the param.n notation. Values * of n are integers starting from 1. For example, a parameter list with two elements looks like this: *

*

* &Attribute.1=first *

*

* &Attribute.2=second *

* * @param deleteMessageBatchRequest * @return Result of the DeleteMessageBatch operation returned by the service. * @throws TooManyEntriesInBatchRequestException * The batch request contains more entries than permissible. * @throws EmptyBatchRequestException * The batch request doesn't contain any entries. * @throws BatchEntryIdsNotDistinctException * Two or more batch entries in the request have the same Id. * @throws InvalidBatchEntryIdException * The Id of a batch entry in a batch request doesn't abide by the specification. * @sample AmazonSQS.DeleteMessageBatch * @see AWS API * Documentation */ @Override public DeleteMessageBatchResult deleteMessageBatch(DeleteMessageBatchRequest request) { request = beforeClientExecution(request); return executeDeleteMessageBatch(request); } @SdkInternalApi final DeleteMessageBatchResult executeDeleteMessageBatch(DeleteMessageBatchRequest deleteMessageBatchRequest) { ExecutionContext executionContext = createExecutionContext(deleteMessageBatchRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new DeleteMessageBatchRequestMarshaller().marshall(super.beforeMarshalling(deleteMessageBatchRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "DeleteMessageBatch"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new DeleteMessageBatchResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public DeleteMessageBatchResult deleteMessageBatch(String queueUrl, java.util.List entries) { return deleteMessageBatch(new DeleteMessageBatchRequest().withQueueUrl(queueUrl).withEntries(entries)); } /** *

* Deletes the queue specified by the QueueUrl, regardless of the queue's contents. If the specified * queue doesn't exist, Amazon SQS returns a successful response. *

* *

* Be careful with the DeleteQueue action: When you delete a queue, any messages in the queue are no * longer available. *

*
*

* When you delete a queue, the deletion process takes up to 60 seconds. Requests you send involving that queue * during the 60 seconds might succeed. For example, a SendMessage request might succeed, but * after 60 seconds the queue and the message you sent no longer exist. *

*

* When you delete a queue, you must wait at least 60 seconds before creating a queue with the same name. *

* *

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param deleteQueueRequest * @return Result of the DeleteQueue operation returned by the service. * @sample AmazonSQS.DeleteQueue * @see AWS API * Documentation */ @Override public DeleteQueueResult deleteQueue(DeleteQueueRequest request) { request = beforeClientExecution(request); return executeDeleteQueue(request); } @SdkInternalApi final DeleteQueueResult executeDeleteQueue(DeleteQueueRequest deleteQueueRequest) { ExecutionContext executionContext = createExecutionContext(deleteQueueRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new DeleteQueueRequestMarshaller().marshall(super.beforeMarshalling(deleteQueueRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "DeleteQueue"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new DeleteQueueResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public DeleteQueueResult deleteQueue(String queueUrl) { return deleteQueue(new DeleteQueueRequest().withQueueUrl(queueUrl)); } /** *

* Gets attributes for the specified queue. *

* *

* To determine whether a queue is FIFO, you * can check whether QueueName ends with the .fifo suffix. *

*
*

* Some actions take lists of parameters. These lists are specified using the param.n notation. Values * of n are integers starting from 1. For example, a parameter list with two elements looks like this: *

*

* &Attribute.1=first *

*

* &Attribute.2=second *

* * @param getQueueAttributesRequest * @return Result of the GetQueueAttributes operation returned by the service. * @throws InvalidAttributeNameException * The specified attribute doesn't exist. * @sample AmazonSQS.GetQueueAttributes * @see AWS API * Documentation */ @Override public GetQueueAttributesResult getQueueAttributes(GetQueueAttributesRequest request) { request = beforeClientExecution(request); return executeGetQueueAttributes(request); } @SdkInternalApi final GetQueueAttributesResult executeGetQueueAttributes(GetQueueAttributesRequest getQueueAttributesRequest) { ExecutionContext executionContext = createExecutionContext(getQueueAttributesRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new GetQueueAttributesRequestMarshaller().marshall(super.beforeMarshalling(getQueueAttributesRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "GetQueueAttributes"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new GetQueueAttributesResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public GetQueueAttributesResult getQueueAttributes(String queueUrl, java.util.List attributeNames) { return getQueueAttributes(new GetQueueAttributesRequest().withQueueUrl(queueUrl).withAttributeNames(attributeNames)); } /** *

* Returns the URL of an existing Amazon SQS queue. *

*

* To access a queue that belongs to another AWS account, use the QueueOwnerAWSAccountId parameter to * specify the account ID of the queue's owner. The queue's owner must grant you permission to access the queue. For * more information about shared queue access, see AddPermission or see Allow Developers to Write Messages to a Shared Queue in the Amazon Simple Queue Service Developer * Guide. *

* * @param getQueueUrlRequest * @return Result of the GetQueueUrl operation returned by the service. * @throws QueueDoesNotExistException * The specified queue doesn't exist. * @sample AmazonSQS.GetQueueUrl * @see AWS API * Documentation */ @Override public GetQueueUrlResult getQueueUrl(GetQueueUrlRequest request) { request = beforeClientExecution(request); return executeGetQueueUrl(request); } @SdkInternalApi final GetQueueUrlResult executeGetQueueUrl(GetQueueUrlRequest getQueueUrlRequest) { ExecutionContext executionContext = createExecutionContext(getQueueUrlRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new GetQueueUrlRequestMarshaller().marshall(super.beforeMarshalling(getQueueUrlRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "GetQueueUrl"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new GetQueueUrlResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public GetQueueUrlResult getQueueUrl(String queueName) { return getQueueUrl(new GetQueueUrlRequest().withQueueName(queueName)); } /** *

* Returns a list of your queues that have the RedrivePolicy queue attribute configured with a * dead-letter queue. *

*

* For more information about using dead-letter queues, see Using Amazon SQS Dead-Letter Queues in the Amazon Simple Queue Service Developer Guide. *

* * @param listDeadLetterSourceQueuesRequest * @return Result of the ListDeadLetterSourceQueues operation returned by the service. * @throws QueueDoesNotExistException * The specified queue doesn't exist. * @sample AmazonSQS.ListDeadLetterSourceQueues * @see AWS * API Documentation */ @Override public ListDeadLetterSourceQueuesResult listDeadLetterSourceQueues(ListDeadLetterSourceQueuesRequest request) { request = beforeClientExecution(request); return executeListDeadLetterSourceQueues(request); } @SdkInternalApi final ListDeadLetterSourceQueuesResult executeListDeadLetterSourceQueues(ListDeadLetterSourceQueuesRequest listDeadLetterSourceQueuesRequest) { ExecutionContext executionContext = createExecutionContext(listDeadLetterSourceQueuesRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ListDeadLetterSourceQueuesRequestMarshaller().marshall(super.beforeMarshalling(listDeadLetterSourceQueuesRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ListDeadLetterSourceQueues"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new ListDeadLetterSourceQueuesResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** *

* List all cost allocation tags added to the specified Amazon SQS queue. For an overview, see Tagging Your * Amazon SQS Queues in the Amazon Simple Queue Service Developer Guide. *

*

* When you use queue tags, keep the following guidelines in mind: *

*
    *
  • *

    * Adding more than 50 tags to a queue isn't recommended. *

    *
  • *
  • *

    * Tags don't have any semantic meaning. Amazon SQS interprets tags as character strings. *

    *
  • *
  • *

    * Tags are case-sensitive. *

    *
  • *
  • *

    * A new tag with a key identical to that of an existing tag overwrites the existing tag. *

    *
  • *
  • *

    * Tagging actions are limited to 5 TPS per AWS account. If your application requires a higher throughput, file a technical support * request. *

    *
  • *
*

* For a full list of tag restrictions, see Limits Related to Queues in the Amazon Simple Queue Service Developer Guide. *

* *

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param listQueueTagsRequest * @return Result of the ListQueueTags operation returned by the service. * @sample AmazonSQS.ListQueueTags * @see AWS API * Documentation */ @Override public ListQueueTagsResult listQueueTags(ListQueueTagsRequest request) { request = beforeClientExecution(request); return executeListQueueTags(request); } @SdkInternalApi final ListQueueTagsResult executeListQueueTags(ListQueueTagsRequest listQueueTagsRequest) { ExecutionContext executionContext = createExecutionContext(listQueueTagsRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ListQueueTagsRequestMarshaller().marshall(super.beforeMarshalling(listQueueTagsRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ListQueueTags"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new ListQueueTagsResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public ListQueueTagsResult listQueueTags(String queueUrl) { return listQueueTags(new ListQueueTagsRequest().withQueueUrl(queueUrl)); } /** *

* Returns a list of your queues. The maximum number of queues that can be returned is 1,000. If you specify a value * for the optional QueueNamePrefix parameter, only queues with a name that begins with the specified * value are returned. *

* *

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param listQueuesRequest * @return Result of the ListQueues operation returned by the service. * @sample AmazonSQS.ListQueues * @see AWS API * Documentation */ @Override public ListQueuesResult listQueues(ListQueuesRequest request) { request = beforeClientExecution(request); return executeListQueues(request); } @SdkInternalApi final ListQueuesResult executeListQueues(ListQueuesRequest listQueuesRequest) { ExecutionContext executionContext = createExecutionContext(listQueuesRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ListQueuesRequestMarshaller().marshall(super.beforeMarshalling(listQueuesRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ListQueues"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new ListQueuesResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public ListQueuesResult listQueues() { return listQueues(new ListQueuesRequest()); } @Override public ListQueuesResult listQueues(String queueNamePrefix) { return listQueues(new ListQueuesRequest().withQueueNamePrefix(queueNamePrefix)); } /** *

* Deletes the messages in a queue specified by the QueueURL parameter. *

* *

* When you use the PurgeQueue action, you can't retrieve any messages deleted from a queue. *

*

* The message deletion process takes up to 60 seconds. We recommend waiting for 60 seconds regardless of your * queue's size. *

*
*

* Messages sent to the queue before you call PurgeQueue might be received but are deleted * within the next minute. *

*

* Messages sent to the queue after you call PurgeQueue might be deleted while the queue is * being purged. *

* * @param purgeQueueRequest * @return Result of the PurgeQueue operation returned by the service. * @throws QueueDoesNotExistException * The specified queue doesn't exist. * @throws PurgeQueueInProgressException * Indicates that the specified queue previously received a PurgeQueue request within the last * 60 seconds (the time it can take to delete the messages in the queue). * @sample AmazonSQS.PurgeQueue * @see AWS API * Documentation */ @Override public PurgeQueueResult purgeQueue(PurgeQueueRequest request) { request = beforeClientExecution(request); return executePurgeQueue(request); } @SdkInternalApi final PurgeQueueResult executePurgeQueue(PurgeQueueRequest purgeQueueRequest) { ExecutionContext executionContext = createExecutionContext(purgeQueueRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new PurgeQueueRequestMarshaller().marshall(super.beforeMarshalling(purgeQueueRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "PurgeQueue"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new PurgeQueueResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } /** *

* Retrieves one or more messages (up to 10), from the specified queue. Using the WaitTimeSeconds * parameter enables long-poll support. For more information, see Amazon SQS * Long Polling in the Amazon Simple Queue Service Developer Guide. *

*

* Short poll is the default behavior where a weighted random set of machines is sampled on a * ReceiveMessage call. Thus, only the messages on the sampled machines are returned. If the number of * messages in the queue is small (fewer than 1,000), you most likely get fewer messages than you requested per * ReceiveMessage call. If the number of messages in the queue is extremely small, you might not * receive any messages in a particular ReceiveMessage response. If this happens, repeat the request. *

*

* For each message returned, the response includes the following: *

*
    *
  • *

    * The message body. *

    *
  • *
  • *

    * An MD5 digest of the message body. For information about MD5, see RFC1321. *

    *
  • *
  • *

    * The MessageId you received when you sent the message to the queue. *

    *
  • *
  • *

    * The receipt handle. *

    *
  • *
  • *

    * The message attributes. *

    *
  • *
  • *

    * An MD5 digest of the message attributes. *

    *
  • *
*

* The receipt handle is the identifier you must provide when deleting the message. For more information, see Queue and Message Identifiers in the Amazon Simple Queue Service Developer Guide. *

*

* You can provide the VisibilityTimeout parameter in your request. The parameter is applied to the * messages that Amazon SQS returns in the response. If you don't include the parameter, the overall visibility * timeout for the queue is used for the returned messages. For more information, see Visibility Timeout in the Amazon Simple Queue Service Developer Guide. *

*

* A message that isn't deleted or a message whose visibility isn't extended before the visibility timeout expires * counts as a failed receive. Depending on the configuration of the queue, the message might be sent to the * dead-letter queue. *

* *

* In the future, new attributes might be added. If you write code that calls this action, we recommend that you * structure your code so that it can handle new attributes gracefully. *

*
* * @param receiveMessageRequest * @return Result of the ReceiveMessage operation returned by the service. * @throws OverLimitException * The specified action violates a limit. For example, ReceiveMessage returns this error if the * maximum number of inflight messages is reached and AddPermission returns this error if the * maximum number of permissions for the queue is reached. * @sample AmazonSQS.ReceiveMessage * @see AWS API * Documentation */ @Override public ReceiveMessageResult receiveMessage(ReceiveMessageRequest request) { request = beforeClientExecution(request); return executeReceiveMessage(request); } @SdkInternalApi final ReceiveMessageResult executeReceiveMessage(ReceiveMessageRequest receiveMessageRequest) { ExecutionContext executionContext = createExecutionContext(receiveMessageRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new ReceiveMessageRequestMarshaller().marshall(super.beforeMarshalling(receiveMessageRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "ReceiveMessage"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new ReceiveMessageResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public ReceiveMessageResult receiveMessage(String queueUrl) { return receiveMessage(new ReceiveMessageRequest().withQueueUrl(queueUrl)); } /** *

* Revokes any permissions in the queue policy that matches the specified Label parameter. *

* *

* Only the owner of a queue can remove permissions from it. *

*

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param removePermissionRequest * @return Result of the RemovePermission operation returned by the service. * @sample AmazonSQS.RemovePermission * @see AWS API * Documentation */ @Override public RemovePermissionResult removePermission(RemovePermissionRequest request) { request = beforeClientExecution(request); return executeRemovePermission(request); } @SdkInternalApi final RemovePermissionResult executeRemovePermission(RemovePermissionRequest removePermissionRequest) { ExecutionContext executionContext = createExecutionContext(removePermissionRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new RemovePermissionRequestMarshaller().marshall(super.beforeMarshalling(removePermissionRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "RemovePermission"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new RemovePermissionResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public RemovePermissionResult removePermission(String queueUrl, String label) { return removePermission(new RemovePermissionRequest().withQueueUrl(queueUrl).withLabel(label)); } /** *

* Delivers a message to the specified queue. *

* *

* A message can include only XML, JSON, and unformatted text. The following Unicode characters are allowed: *

*

* #x9 | #xA | #xD | #x20 to #xD7FF | * #xE000 to #xFFFD | #x10000 to #x10FFFF *

*

* Any characters not included in this list will be rejected. For more information, see the W3C specification for characters. *

*
* * @param sendMessageRequest * @return Result of the SendMessage operation returned by the service. * @throws InvalidMessageContentsException * The message contains characters outside the allowed set. * @throws UnsupportedOperationException * Error code 400. Unsupported operation. * @sample AmazonSQS.SendMessage * @see AWS API * Documentation */ @Override public SendMessageResult sendMessage(SendMessageRequest request) { request = beforeClientExecution(request); return executeSendMessage(request); } @SdkInternalApi final SendMessageResult executeSendMessage(SendMessageRequest sendMessageRequest) { ExecutionContext executionContext = createExecutionContext(sendMessageRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new SendMessageRequestMarshaller().marshall(super.beforeMarshalling(sendMessageRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "SendMessage"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new SendMessageResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public SendMessageResult sendMessage(String queueUrl, String messageBody) { return sendMessage(new SendMessageRequest().withQueueUrl(queueUrl).withMessageBody(messageBody)); } /** *

* Delivers up to ten messages to the specified queue. This is a batch version of SendMessage. * For a FIFO queue, multiple messages within a single batch are enqueued in the order they are sent. *

*

* The result of sending each message is reported individually in the response. Because the batch request can result * in a combination of successful and unsuccessful actions, you should check for batch errors even when the call * returns an HTTP status code of 200. *

*

* The maximum allowed individual message size and the maximum total payload size (the sum of the individual lengths * of all of the batched messages) are both 256 KB (262,144 bytes). *

* *

* A message can include only XML, JSON, and unformatted text. The following Unicode characters are allowed: *

*

* #x9 | #xA | #xD | #x20 to #xD7FF | * #xE000 to #xFFFD | #x10000 to #x10FFFF *

*

* Any characters not included in this list will be rejected. For more information, see the W3C specification for characters. *

*
*

* If you don't specify the DelaySeconds parameter for an entry, Amazon SQS uses the default value for * the queue. *

*

* Some actions take lists of parameters. These lists are specified using the param.n notation. Values * of n are integers starting from 1. For example, a parameter list with two elements looks like this: *

*

* &Attribute.1=first *

*

* &Attribute.2=second *

* * @param sendMessageBatchRequest * @return Result of the SendMessageBatch operation returned by the service. * @throws TooManyEntriesInBatchRequestException * The batch request contains more entries than permissible. * @throws EmptyBatchRequestException * The batch request doesn't contain any entries. * @throws BatchEntryIdsNotDistinctException * Two or more batch entries in the request have the same Id. * @throws BatchRequestTooLongException * The length of all the messages put together is more than the limit. * @throws InvalidBatchEntryIdException * The Id of a batch entry in a batch request doesn't abide by the specification. * @throws UnsupportedOperationException * Error code 400. Unsupported operation. * @sample AmazonSQS.SendMessageBatch * @see AWS API * Documentation */ @Override public SendMessageBatchResult sendMessageBatch(SendMessageBatchRequest request) { request = beforeClientExecution(request); return executeSendMessageBatch(request); } @SdkInternalApi final SendMessageBatchResult executeSendMessageBatch(SendMessageBatchRequest sendMessageBatchRequest) { ExecutionContext executionContext = createExecutionContext(sendMessageBatchRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new SendMessageBatchRequestMarshaller().marshall(super.beforeMarshalling(sendMessageBatchRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "SendMessageBatch"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new SendMessageBatchResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public SendMessageBatchResult sendMessageBatch(String queueUrl, java.util.List entries) { return sendMessageBatch(new SendMessageBatchRequest().withQueueUrl(queueUrl).withEntries(entries)); } /** *

* Sets the value of one or more queue attributes. When you change a queue's attributes, the change can take up to * 60 seconds for most of the attributes to propagate throughout the Amazon SQS system. Changes made to the * MessageRetentionPeriod attribute can take up to 15 minutes. *

* *

* In the future, new attributes might be added. If you write code that calls this action, we recommend that you * structure your code so that it can handle new attributes gracefully. *

*

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param setQueueAttributesRequest * @return Result of the SetQueueAttributes operation returned by the service. * @throws InvalidAttributeNameException * The specified attribute doesn't exist. * @sample AmazonSQS.SetQueueAttributes * @see AWS API * Documentation */ @Override public SetQueueAttributesResult setQueueAttributes(SetQueueAttributesRequest request) { request = beforeClientExecution(request); return executeSetQueueAttributes(request); } @SdkInternalApi final SetQueueAttributesResult executeSetQueueAttributes(SetQueueAttributesRequest setQueueAttributesRequest) { ExecutionContext executionContext = createExecutionContext(setQueueAttributesRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new SetQueueAttributesRequestMarshaller().marshall(super.beforeMarshalling(setQueueAttributesRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "SetQueueAttributes"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler( new SetQueueAttributesResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public SetQueueAttributesResult setQueueAttributes(String queueUrl, java.util.Map attributes) { return setQueueAttributes(new SetQueueAttributesRequest().withQueueUrl(queueUrl).withAttributes(attributes)); } /** *

* Add cost allocation tags to the specified Amazon SQS queue. For an overview, see Tagging Your * Amazon SQS Queues in the Amazon Simple Queue Service Developer Guide. *

*

* When you use queue tags, keep the following guidelines in mind: *

*
    *
  • *

    * Adding more than 50 tags to a queue isn't recommended. *

    *
  • *
  • *

    * Tags don't have any semantic meaning. Amazon SQS interprets tags as character strings. *

    *
  • *
  • *

    * Tags are case-sensitive. *

    *
  • *
  • *

    * A new tag with a key identical to that of an existing tag overwrites the existing tag. *

    *
  • *
  • *

    * Tagging actions are limited to 5 TPS per AWS account. If your application requires a higher throughput, file a technical support * request. *

    *
  • *
*

* For a full list of tag restrictions, see Limits Related to Queues in the Amazon Simple Queue Service Developer Guide. *

* *

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param tagQueueRequest * @return Result of the TagQueue operation returned by the service. * @sample AmazonSQS.TagQueue * @see AWS API * Documentation */ @Override public TagQueueResult tagQueue(TagQueueRequest request) { request = beforeClientExecution(request); return executeTagQueue(request); } @SdkInternalApi final TagQueueResult executeTagQueue(TagQueueRequest tagQueueRequest) { ExecutionContext executionContext = createExecutionContext(tagQueueRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new TagQueueRequestMarshaller().marshall(super.beforeMarshalling(tagQueueRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "TagQueue"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new TagQueueResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public TagQueueResult tagQueue(String queueUrl, java.util.Map tags) { return tagQueue(new TagQueueRequest().withQueueUrl(queueUrl).withTags(tags)); } /** *

* Remove cost allocation tags from the specified Amazon SQS queue. For an overview, see Tagging Your * Amazon SQS Queues in the Amazon Simple Queue Service Developer Guide. *

*

* When you use queue tags, keep the following guidelines in mind: *

*
    *
  • *

    * Adding more than 50 tags to a queue isn't recommended. *

    *
  • *
  • *

    * Tags don't have any semantic meaning. Amazon SQS interprets tags as character strings. *

    *
  • *
  • *

    * Tags are case-sensitive. *

    *
  • *
  • *

    * A new tag with a key identical to that of an existing tag overwrites the existing tag. *

    *
  • *
  • *

    * Tagging actions are limited to 5 TPS per AWS account. If your application requires a higher throughput, file a technical support * request. *

    *
  • *
*

* For a full list of tag restrictions, see Limits Related to Queues in the Amazon Simple Queue Service Developer Guide. *

* *

* Cross-account permissions don't apply to this action. For more information, see see Grant Cross-Account Permissions to a Role and a User Name in the Amazon Simple Queue Service Developer * Guide. *

*
* * @param untagQueueRequest * @return Result of the UntagQueue operation returned by the service. * @sample AmazonSQS.UntagQueue * @see AWS API * Documentation */ @Override public UntagQueueResult untagQueue(UntagQueueRequest request) { request = beforeClientExecution(request); return executeUntagQueue(request); } @SdkInternalApi final UntagQueueResult executeUntagQueue(UntagQueueRequest untagQueueRequest) { ExecutionContext executionContext = createExecutionContext(untagQueueRequest); AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics(); awsRequestMetrics.startEvent(Field.ClientExecuteTime); Request request = null; Response response = null; try { awsRequestMetrics.startEvent(Field.RequestMarshallTime); try { request = new UntagQueueRequestMarshaller().marshall(super.beforeMarshalling(untagQueueRequest)); // Binds the request metrics to the current request. request.setAWSRequestMetrics(awsRequestMetrics); request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion()); request.addHandlerContext(HandlerContextKey.SERVICE_ID, "SQS"); request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "UntagQueue"); } finally { awsRequestMetrics.endEvent(Field.RequestMarshallTime); } URI cachedEndpoint = null; StaxResponseHandler responseHandler = new StaxResponseHandler(new UntagQueueResultStaxUnmarshaller()); response = invoke(request, responseHandler, executionContext); return response.getAwsResponse(); } finally { endClientExecution(awsRequestMetrics, request, response); } } @Override public UntagQueueResult untagQueue(String queueUrl, java.util.List tagKeys) { return untagQueue(new UntagQueueRequest().withQueueUrl(queueUrl).withTagKeys(tagKeys)); } /** * Returns additional metadata for a previously executed successful, request, typically used for debugging issues * where a service isn't acting as expected. This data isn't considered part of the result data returned by an * operation, so it's available through this separate, diagnostic interface. *

* Response metadata is only cached for a limited period of time, so if you need to access this extra diagnostic * information for an executed request, you should use this method to retrieve it as soon as possible after * executing the request. * * @param request * The originally executed request * * @return The response metadata for the specified request, or null if none is available. */ public ResponseMetadata getCachedResponseMetadata(AmazonWebServiceRequest request) { return client.getResponseMetadataForRequest(request); } @Override protected final SignerProvider createSignerProvider(Signer signer) { return new com.amazonaws.services.sqs.internal.auth.SQSSignerProvider(this, signer); } /** * Normal invoke with authentication. Credentials are required and may be overriden at the request level. **/ private Response invoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext) { return invoke(request, responseHandler, executionContext, null); } /** * Normal invoke with authentication. Credentials are required and may be overriden at the request level. **/ private Response invoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext, URI cachedEndpoint) { executionContext.setCredentialsProvider(CredentialUtils.getCredentialsProvider(request.getOriginalRequest(), awsCredentialsProvider)); return doInvoke(request, responseHandler, executionContext, cachedEndpoint); } /** * Invoke with no authentication. Credentials are not required and any credentials set on the client or request will * be ignored for this operation. **/ private Response anonymousInvoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext) { return doInvoke(request, responseHandler, executionContext, null); } /** * Invoke the request using the http client. Assumes credentials (or lack thereof) have been configured in the * ExecutionContext beforehand. **/ private Response doInvoke(Request request, HttpResponseHandler> responseHandler, ExecutionContext executionContext, URI discoveredEndpoint) { if (discoveredEndpoint != null) { request.setEndpoint(discoveredEndpoint); request.getOriginalRequest().getRequestClientOptions().appendUserAgent("endpoint-discovery"); } else { request.setEndpoint(endpoint); } request.setTimeOffset(timeOffset); DefaultErrorResponseHandler errorResponseHandler = new DefaultErrorResponseHandler(exceptionUnmarshallers); return client.execute(request, responseHandler, errorResponseHandler, executionContext); } }





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