List of usage examples for com.amazonaws.services.sqs.model DeleteMessageBatchRequest setQueueUrl
public void setQueueUrl(String queueUrl)
The URL of the Amazon SQS queue from which messages are deleted.
From source file:com.eucalyptus.portal.SimpleQueueClientManager.java
License:Open Source License
public List<Message> receiveAllMessages(final String queueName, final boolean shouldDelete) throws Exception { try {//from ww w . j a v a 2 s. com final int visibilityTimeout = 600; final int visibilityBuffer = 300; final long startTime = System.currentTimeMillis(); final List<Message> messages = Lists.newArrayList(); while ((System.currentTimeMillis() - startTime) < ((visibilityTimeout - visibilityBuffer) * 1000L)) { final ReceiveMessageRequest req = new ReceiveMessageRequest(); req.setQueueUrl(getQueueUrl(queueName)); req.setMaxNumberOfMessages(10); req.setWaitTimeSeconds(0); req.setVisibilityTimeout(visibilityTimeout); final ReceiveMessageResult result = getSimpleQueueClient().receiveMessage(req); final List<Message> received = result.getMessages(); if (received == null || received.size() <= 0) break; messages.addAll(received); } // TODO: Use PurgeQueue if (shouldDelete) { for (final List<Message> partition : Iterables.partition(messages, 10)) { final DeleteMessageBatchRequest delReq = new DeleteMessageBatchRequest(); delReq.setQueueUrl(getQueueUrl(queueName)); delReq.setEntries(partition.stream().map(m -> new DeleteMessageBatchRequestEntry() .withId(m.getMessageId()).withReceiptHandle(m.getReceiptHandle())) .collect(Collectors.toList())); getSimpleQueueClient().deleteMessageBatch(delReq); } } return messages; } catch (final AmazonServiceException ex) { throw new Exception("Failed to receive messages due to service error", ex); } catch (final AmazonClientException ex) { throw new Exception("Failed to receive messages due to client error", ex); } }
From source file:com.netflix.bdp.s3mper.alert.impl.AlertJanitor.java
License:Apache License
private void delete(String queue, List<Message> messages) { List<DeleteMessageBatchRequestEntry> deleteRequests = new ArrayList<DeleteMessageBatchRequestEntry>(); for (Message m : messages) { deleteRequests.add(new DeleteMessageBatchRequestEntry().withId(m.getMessageId()) .withReceiptHandle(m.getReceiptHandle())); }//from w ww . jav a 2 s.com log.info(format("Deleting %s messages", deleteRequests.size())); DeleteMessageBatchRequest batchDelete = new DeleteMessageBatchRequest(); batchDelete.setQueueUrl(queue); batchDelete.setEntries(deleteRequests); sqs.deleteMessageBatch(batchDelete); }
From source file:org.apache.nifi.processors.aws.sqs.DeleteSQS.java
License:Apache License
@Override public void onTrigger(final ProcessContext context, final ProcessSession session) { List<FlowFile> flowFiles = session.get(1); if (flowFiles.isEmpty()) { return;/*from w w w. ja v a 2 s. c om*/ } final FlowFile firstFlowFile = flowFiles.get(0); final String queueUrl = context.getProperty(QUEUE_URL).evaluateAttributeExpressions(firstFlowFile) .getValue(); final AmazonSQSClient client = getClient(); final DeleteMessageBatchRequest request = new DeleteMessageBatchRequest(); request.setQueueUrl(queueUrl); final List<DeleteMessageBatchRequestEntry> entries = new ArrayList<>(flowFiles.size()); for (final FlowFile flowFile : flowFiles) { final DeleteMessageBatchRequestEntry entry = new DeleteMessageBatchRequestEntry(); entry.setReceiptHandle( context.getProperty(RECEIPT_HANDLE).evaluateAttributeExpressions(flowFile).getValue()); entries.add(entry); } request.setEntries(entries); try { client.deleteMessageBatch(request); getLogger().info("Successfully deleted {} objects from SQS", new Object[] { flowFiles.size() }); session.transfer(flowFiles, REL_SUCCESS); } catch (final Exception e) { getLogger().error("Failed to delete {} objects from SQS due to {}", new Object[] { flowFiles.size(), e }); final List<FlowFile> penalizedFlowFiles = new ArrayList<>(); for (final FlowFile flowFile : flowFiles) { penalizedFlowFiles.add(session.penalize(flowFile)); } session.transfer(penalizedFlowFiles, REL_FAILURE); } }
From source file:org.apache.nifi.processors.aws.sqs.GetSQS.java
License:Apache License
@Override public void onTrigger(final ProcessContext context, final ProcessSession session) { final String queueUrl = context.getProperty(DYNAMIC_QUEUE_URL).evaluateAttributeExpressions().getValue(); final AmazonSQSClient client = getClient(); final ReceiveMessageRequest request = new ReceiveMessageRequest(); request.setAttributeNames(Collections.singleton("All")); request.setMessageAttributeNames(Collections.singleton("All")); request.setMaxNumberOfMessages(context.getProperty(BATCH_SIZE).asInteger()); request.setVisibilityTimeout(//from w ww. ja v a 2 s . c om context.getProperty(VISIBILITY_TIMEOUT).asTimePeriod(TimeUnit.SECONDS).intValue()); request.setQueueUrl(queueUrl); request.setWaitTimeSeconds( context.getProperty(RECEIVE_MSG_WAIT_TIME).asTimePeriod(TimeUnit.SECONDS).intValue()); final Charset charset = Charset.forName(context.getProperty(CHARSET).getValue()); final ReceiveMessageResult result; try { result = client.receiveMessage(request); } catch (final Exception e) { getLogger().error("Failed to receive messages from Amazon SQS due to {}", new Object[] { e }); context.yield(); return; } final List<Message> messages = result.getMessages(); if (messages.isEmpty()) { context.yield(); return; } final boolean autoDelete = context.getProperty(AUTO_DELETE).asBoolean(); for (final Message message : messages) { FlowFile flowFile = session.create(); final Map<String, String> attributes = new HashMap<>(); for (final Map.Entry<String, String> entry : message.getAttributes().entrySet()) { attributes.put("sqs." + entry.getKey(), entry.getValue()); } for (final Map.Entry<String, MessageAttributeValue> entry : message.getMessageAttributes().entrySet()) { attributes.put("sqs." + entry.getKey(), entry.getValue().getStringValue()); } attributes.put("hash.value", message.getMD5OfBody()); attributes.put("hash.algorithm", "md5"); attributes.put("sqs.message.id", message.getMessageId()); attributes.put("sqs.receipt.handle", message.getReceiptHandle()); flowFile = session.putAllAttributes(flowFile, attributes); flowFile = session.write(flowFile, new OutputStreamCallback() { @Override public void process(final OutputStream out) throws IOException { out.write(message.getBody().getBytes(charset)); } }); session.transfer(flowFile, REL_SUCCESS); session.getProvenanceReporter().receive(flowFile, queueUrl); getLogger().info("Successfully received {} from Amazon SQS", new Object[] { flowFile }); } if (autoDelete) { // If we want to auto-delete messages, we must fist commit the session to ensure that the data // is persisted in NiFi's repositories. session.commit(); final DeleteMessageBatchRequest deleteRequest = new DeleteMessageBatchRequest(); deleteRequest.setQueueUrl(queueUrl); final List<DeleteMessageBatchRequestEntry> deleteRequestEntries = new ArrayList<>(); for (final Message message : messages) { final DeleteMessageBatchRequestEntry entry = new DeleteMessageBatchRequestEntry(); entry.setId(message.getMessageId()); entry.setReceiptHandle(message.getReceiptHandle()); deleteRequestEntries.add(entry); } deleteRequest.setEntries(deleteRequestEntries); try { client.deleteMessageBatch(deleteRequest); } catch (final Exception e) { getLogger().error( "Received {} messages from Amazon SQS but failed to delete the messages; these messages" + " may be duplicated. Reason for deletion failure: {}", new Object[] { messages.size(), e }); } } }