Examples of QueueProducer

Examples of co.cask.cdap.data2.queue.QueueProducer

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            if (queueSpec.getQueueName().getSimpleName().equals(outputName)
                && queueSpec.getOutputSchema().equals(schema)) {

              final String queueMetricsName = "process.events.out";
              final String queueMetricsTag = queueSpec.getQueueName().getSimpleName();
              QueueProducer producer = queueClientFactory.createProducer(queueSpec.getQueueName(), new QueueMetrics() {
                @Override
                public void emitEnqueue(int count) {
                  flowletContext.getProgramMetrics().increment(queueMetricsName, count, queueMetricsTag);
                }
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Examples of co.cask.cdap.data2.queue.QueueProducer

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    this.executorFactory = executorFactory;
  }

  @Override
  public FileWriter<StreamEvent> create(StreamConfig config, int generation) throws IOException {
    final QueueProducer producer = queueClientFactory.createProducer(QueueName.fromStream(config.getName()));
    final List<TransactionAware> txAwares = Lists.newArrayList();
    if (producer instanceof TransactionAware) {
      txAwares.add((TransactionAware) producer);
    }
    final TransactionExecutor txExecutor = executorFactory.createExecutor(txAwares);

    // Adapt the FileWriter interface into Queue2Producer
    return new FileWriter<StreamEvent>() {

      private final List<StreamEvent> events = Lists.newArrayList();

      @Override
      public void append(StreamEvent event) throws IOException {
        events.add(event);
      }

      @Override
      public void close() throws IOException {
        if (producer instanceof Closeable) {
          ((Closeable) producer).close();
        }
      }

      @Override
      public void flush() throws IOException {
        try {
          txExecutor.execute(new TransactionExecutor.Subroutine() {
            @Override
            public void apply() throws Exception {
              for (StreamEvent event : events) {
                producer.enqueue(new QueueEntry(STREAM_EVENT_CODEC.encodePayload(event)));
              }
              events.clear();
            }
          });
        } catch (TransactionFailureException e) {
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Examples of co.cask.cdap.data2.queue.QueueProducer

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    return consumer;
  }

  @Override
  public QueueProducer createProducer(QueueName queueName, QueueMetrics queueMetrics) throws IOException {
    QueueProducer producer = queueClientFactory.createProducer(queueName, queueMetrics);
    if (producer instanceof TransactionAware) {
      dataSetContext.addTransactionAware((TransactionAware) producer);
    }
    return producer;
  }
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Examples of co.cask.tigon.data.queue.QueueProducer

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    return consumer;
  }

  @Override
  public QueueProducer createProducer(QueueName queueName, QueueMetrics queueMetrics) throws IOException {
    QueueProducer producer = queueClientFactory.createProducer(queueName, queueMetrics);
    if (producer instanceof TransactionAware) {
      txAware.add((TransactionAware) producer);
    }
    return producer;
  }
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Examples of co.cask.tigon.data.queue.QueueProducer

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            if (queueSpec.getQueueName().getSimpleName().equals(outputName)
                && queueSpec.getOutputSchema().equals(schema)) {

              final String queueMetricsName = "process.events.out";
              final String queueMetricsTag = queueSpec.getQueueName().getSimpleName();
              QueueProducer producer = queueClientFactory.createProducer(queueSpec.getQueueName(), new QueueMetrics() {
                @Override
                public void emitEnqueue(int count) {
                  flowletContext.getProgramMetrics().gauge(queueMetricsName, count, queueMetricsTag);
                }
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