Example usage for com.amazonaws.services.sqs AmazonSQS sendMessageBatch

Introduction

In this page you can find the example usage for com.amazonaws.services.sqs AmazonSQS sendMessageBatch.

Prototype

SendMessageBatchResult sendMessageBatch(SendMessageBatchRequest sendMessageBatchRequest);

Source Link

Document

Delivers up to ten messages to the specified queue.

Usage

From source file:aws.example.sqs.SendReceiveMessages.java

License:Open Source License

public static void main(String[] args) {
    final AmazonSQS sqs = AmazonSQSClientBuilder.defaultClient();

    try {//  w w  w .j  a  v  a 2  s  .  c om
        CreateQueueResult create_result = sqs.createQueue(QUEUE_NAME);
    } catch (AmazonSQSException e) {
        if (!e.getErrorCode().equals("QueueAlreadyExists")) {
            throw e;
        }
    }

    String queueUrl = sqs.getQueueUrl(QUEUE_NAME).getQueueUrl();

    SendMessageRequest send_msg_request = new SendMessageRequest().withQueueUrl(queueUrl)
            .withMessageBody("hello world").withDelaySeconds(5);
    sqs.sendMessage(send_msg_request);

    // Send multiple messages to the queue
    SendMessageBatchRequest send_batch_request = new SendMessageBatchRequest().withQueueUrl(queueUrl)
            .withEntries(new SendMessageBatchRequestEntry("msg_1", "Hello from message 1"),
                    new SendMessageBatchRequestEntry("msg_2", "Hello from message 2").withDelaySeconds(10));
    sqs.sendMessageBatch(send_batch_request);

    // receive messages from the queue
    List<Message> messages = sqs.receiveMessage(queueUrl).getMessages();

    // delete messages from the queue
    for (Message m : messages) {
        sqs.deleteMessage(queueUrl, m.getReceiptHandle());
    }
}

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From source file:jp.classmethod.aws.gradle.sqs.AmazonSQSSendMessagesTask.java

License:Apache License

@TaskAction
public void sendMessages() {
    String queueUrl = getQueueUrl();
    Stream<String> messages = getMessages();

    if (queueUrl == null) {
        throw new GradleException("Must specify either queueName or queueUrl");
    }/*from   w w  w.  j a  v  a  2s. com*/
    if (messages == null) {
        throw new GradleException("Must provide messages to send to SQS");
    }

    AmazonSQSPluginExtension ext = getProject().getExtensions().getByType(AmazonSQSPluginExtension.class);
    AmazonSQS sqs = ext.getClient();

    final AtomicInteger counter = new AtomicInteger(0);
    List<SendMessageBatchRequestEntry> messageEntries = messages
            .map(message -> new SendMessageBatchRequestEntry()
                    .withId("gradle_message_index_" + counter.getAndIncrement()).withMessageBody(message))
            .collect(Collectors.toList());

    getLogger().info("Sending {} messages to {}", messageEntries.size(), queueUrl);
    Lists.partition(messageEntries, MAX_MESSAGE_SEND_BATCH_SIZE).parallelStream()
            .forEach(messagesToSend -> sqs.sendMessageBatch(
                    new SendMessageBatchRequest().withQueueUrl(queueUrl).withEntries(messagesToSend)));
}

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From source file:shnakkydoodle.queueing.provider.aws.AwsProvider.java

License:Open Source License

/**
 * Enqueue a bunch of message/*www  .  ja va 2 s  .  co  m*/
 * 
 * @param queuename
 * @param message
 */
@Override
public void enqueue(String queueName, ArrayList<String> messages) throws Exception {
    AmazonSQS sqs = new AmazonSQSClient(credentials);
    sqs.setRegion(Region.EU_Ireland.toAWSRegion());
    sqs.createQueue(queueName);
    CreateQueueRequest createQueueRequest = new CreateQueueRequest(queueName);
    String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();

    SendMessageBatchRequest batchRequest = new SendMessageBatchRequest(myQueueUrl);
    batchRequest.setQueueUrl(myQueueUrl);

    List<SendMessageBatchRequestEntry> entries = new ArrayList<SendMessageBatchRequestEntry>();
    for (String message : messages) {
        entries.add(new SendMessageBatchRequestEntry(UUID.randomUUID().toString(), message));
    }
    batchRequest.setEntries(entries);
    sqs.sendMessageBatch(batchRequest);
}

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