Example usage for com.amazonaws.services.sqs.model DeleteMessageBatchRequestEntry DeleteMessageBatchRequestEntry

Introduction

In this page you can find the example usage for com.amazonaws.services.sqs.model DeleteMessageBatchRequestEntry DeleteMessageBatchRequestEntry.

Prototype

public DeleteMessageBatchRequestEntry(String id, String receiptHandle) 

Source Link

Document

Constructs a new DeleteMessageBatchRequestEntry object.

Usage

From source file:com.amazon.sqs.javamessaging.acknowledge.RangedAcknowledger.java

License:Open Source License

/**
 * Acknowledges up to 10 messages via calling
 * <code>deleteMessageBatch</code>.
 *//* w w  w  . j  ava 2s.  c  om*/
@Override
public void action(String queueUrl, List<String> receiptHandles) throws JMSException {
    if (receiptHandles == null || receiptHandles.isEmpty()) {
        return;
    }

    List<DeleteMessageBatchRequestEntry> deleteMessageBatchRequestEntries = new ArrayList<DeleteMessageBatchRequestEntry>();
    for (String receiptHandle : receiptHandles) {
        // Remove the message from queue of unAckMessages
        unAckMessages.poll();

        DeleteMessageBatchRequestEntry entry = new DeleteMessageBatchRequestEntry(
                Long.toString(batchIdGenerator.incrementAndGet()), receiptHandle);
        deleteMessageBatchRequestEntries.add(entry);
    }

    DeleteMessageBatchRequest deleteMessageBatchRequest = new DeleteMessageBatchRequest(queueUrl,
            deleteMessageBatchRequestEntries);
    /**
     * TODO: If one of the batch calls fail, then the remaining messages on
     * the batch will not be deleted, and will be visible and delivered as
     * duplicate after visibility timeout expires.
     */
    amazonSQSClient.deleteMessageBatch(deleteMessageBatchRequest);
}

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From source file:com.erudika.para.queue.AWSQueueUtils.java

License:Apache License

/**
 * Pulls a number of messages from an SQS queue.
 * @param queueURL the URL of the SQS queue
 * @param numberOfMessages the number of messages to pull
 * @return a list of messages//  ww  w .  jav  a  2  s . co  m
 */
public static List<String> pullMessages(String queueURL, int numberOfMessages) {
    List<String> messages = new ArrayList<String>();
    if (!StringUtils.isBlank(queueURL)) {
        try {
            int batchSteps = 1;
            int maxForBatch = numberOfMessages;
            if ((numberOfMessages > MAX_MESSAGES)) {
                batchSteps = (numberOfMessages / MAX_MESSAGES)
                        + ((numberOfMessages % MAX_MESSAGES > 0) ? 1 : 0);
                maxForBatch = MAX_MESSAGES;
            }

            for (int i = 0; i < batchSteps; i++) {
                List<Message> list = getClient().receiveMessage(new ReceiveMessageRequest(queueURL)
                        .withMaxNumberOfMessages(maxForBatch).withWaitTimeSeconds(POLLING_INTERVAL))
                        .getMessages();
                if (list != null && !list.isEmpty()) {
                    List<DeleteMessageBatchRequestEntry> del = new ArrayList<DeleteMessageBatchRequestEntry>();
                    for (Message msg : list) {
                        messages.add(msg.getBody());
                        del.add(new DeleteMessageBatchRequestEntry(msg.getMessageId(), msg.getReceiptHandle()));
                    }
                    getClient().deleteMessageBatch(queueURL, del);
                }
            }
        } catch (AmazonServiceException ase) {
            logException(ase);
        } catch (AmazonClientException ace) {
            logger.error("Could not reach SQS. {}", ace.toString());
        }
    }
    return messages;
}

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

License:Apache License

@TaskAction
public void consumeMessages() {
    String queueUrl = getQueueUrl();

    if (queueUrl == null) {
        throw new GradleException("Must specify either queueName or queueUrl");
    }/*  w  w  w . ja  v  a2 s. co  m*/

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

    int counter = 0;
    while (counter < maxNumberOfMessages) {
        ReceiveMessageRequest request = new ReceiveMessageRequest().withQueueUrl(queueUrl)
                .withMaxNumberOfMessages(MAX_MESSAGE_CONSUME_BATCH_SIZE).withVisibilityTimeout(30);
        List<DeleteMessageBatchRequestEntry> messagesToDelete = sqs.receiveMessage(request).getMessages()
                .stream().map(message -> {
                    if (showMessages) {
                        getLogger().lifecycle(
                                String.format(Locale.ENGLISH, "Read message id: %s, message body: %200s",
                                        message.getMessageId(), message.getBody()));
                    }
                    return new DeleteMessageBatchRequestEntry(message.getMessageId(),
                            message.getReceiptHandle());
                }).collect(Collectors.toList());

        if (messagesToDelete.isEmpty()) {
            break;
        }

        deleteMessages(sqs, queueUrl, messagesToDelete);
        counter += messagesToDelete.size();
    }

    getLogger().lifecycle("Consumed a total of {} messages from {}", counter, queueUrl);
}

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From source file:org.apache.usergrid.persistence.queue.impl.SNSQueueManagerImpl.java

License:Apache License

@Override
public void commitMessages(final List<LegacyQueueMessage> queueMessages) {
    String url = getReadQueue().getUrl();

    if (logger.isTraceEnabled()) {
        logger.trace("Commit messages {} to queue {}", queueMessages.size(), url);
    }/*from ww  w .  j  a v a 2 s. c  o m*/

    List<DeleteMessageBatchRequestEntry> entries = new ArrayList<>();

    for (LegacyQueueMessage message : queueMessages) {
        entries.add(new DeleteMessageBatchRequestEntry(message.getMessageId(), message.getHandle()));
    }

    DeleteMessageBatchRequest request = new DeleteMessageBatchRequest(url, entries);
    DeleteMessageBatchResult result = sqs.deleteMessageBatch(request);

    boolean successful = result.getFailed().size() <= 0;

    if (!successful) {
        for (BatchResultErrorEntry failed : result.getFailed()) {
            logger.error("Commit failed reason: {} messages id: {}", failed.getMessage(), failed.getId());
        }
    }
}

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From source file:zipkin.collector.sqs.SQSSpanProcessor.java

License:Apache License

private void process(final List<Message> messages) {
    if (messages.size() == 0)
        return;//  w  w  w .  j  av  a 2s  .com

    final List<DeleteMessageBatchRequestEntry> toDelete = new ArrayList<>();
    int count = 0;
    for (Message message : messages) {
        final String deleteId = String.valueOf(count++);
        try {
            String stringBody = message.getBody();
            if (stringBody.isEmpty())
                continue;
            // allow plain-text json, but permit base64 encoded thrift or json
            byte[] spans = stringBody.charAt(0) == '[' ? stringBody.getBytes(UTF_8) : Base64.decode(stringBody);
            collector.acceptSpans(spans, DETECTING_DECODER, new Callback<Void>() {
                @Override
                public void onSuccess(Void value) {
                    toDelete.add(new DeleteMessageBatchRequestEntry(deleteId, message.getReceiptHandle()));
                }

                @Override
                public void onError(Throwable t) {
                    logger.log(Level.WARNING, "collector accept failed", t);
                    // for cases that are not recoverable just discard the message,
                    // otherwise ignore so processing can be retried.
                    if (t instanceof IllegalArgumentException) {
                        toDelete.add(new DeleteMessageBatchRequestEntry(deleteId, message.getReceiptHandle()));
                    }
                }
            });
        } catch (RuntimeException | Error e) {
            logger.log(Level.WARNING, "message decoding failed", e);
            toDelete.add(new DeleteMessageBatchRequestEntry(deleteId, message.getReceiptHandle()));
        }
    }

    delete(toDelete);
}

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