Package org.apache.twill.common

Examples of org.apache.twill.common.ServiceListenerAdapter

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   */
  private TwillController addCleanupListener(TwillController controller, final File hConfFile,
                                             final File cConfFile, final Program program, final File programDir) {

    final AtomicBoolean deleted = new AtomicBoolean(false);
    controller.addListener(new ServiceListenerAdapter() {
      @Override
      public void running() {
        cleanup();
      }

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  protected final void doStop() throws Exception {
    twillController.stopAndWait();
  }

  private TwillController.Listener createTwillListener() {
    return new ServiceListenerAdapter() {

      @Override
      public void running() {
        LOG.info("Twill program running: {} {}", programName, twillController.getRunId());
        started();
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                                                    Constants.Gateway.DEFAULT_WORKER_THREADS))
      .build();

    // Add a listener so that when the service started, register with service discovery.
    // Remove from service discovery when it is stopped.
    httpService.addListener(new ServiceListenerAdapter() {

      private Cancellable cancellable;

      @Override
      public void running() {
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  public SparkContext getContext() {
    return context;
  }

  private void listenToRuntimeState(Service service) {
    service.addListener(new ServiceListenerAdapter() {
      @Override
      public void running() {
        started();
      }
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    leaderElection = new LeaderElection(zkClient, "/tx.service/leader", new ElectionHandler() {
      @Override
      public void leader() {
        // if the txManager fails, we should stop the server
        txManager = txManagerProvider.get();
        txManager.addListener(new ServiceListenerAdapter() {
          @Override
          public void failed(State from, Throwable failure) {
            LOG.error("Transaction manager aborted, stopping transaction service");
            stopAndWait();
          }
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      .withApplicationArguments("envecho")
      .withArguments("EnvironmentEchoServer", "echo2")
      .start();

    final CountDownLatch running = new CountDownLatch(1);
    controller.addListener(new ServiceListenerAdapter() {
      @Override
      public void running() {
        running.countDown();
      }
    }, Threads.SAME_THREAD_EXECUTOR);
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      .withApplicationArguments("echo")
      .withArguments("BuggyServer", "echo2")
      .start();

    final CountDownLatch running = new CountDownLatch(1);
    controller.addListener(new ServiceListenerAdapter() {
      @Override
      public void running() {
        running.countDown();
      }
    }, Threads.SAME_THREAD_EXECUTOR);
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                                        .withArguments("echo1", "echo1")
                                        .withArguments("echo2", "echo2")
                                        .start();

    final CountDownLatch running = new CountDownLatch(1);
    controller.addListener(new ServiceListenerAdapter() {
      @Override
      public void running() {
        running.countDown();
      }
    }, Threads.SAME_THREAD_EXECUTOR);
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      controller.stop().get(2, TimeUnit.SECONDS);

      Assert.assertEquals(ServiceController.State.TERMINATED, controller.state());

      final CountDownLatch terminateLatch = new CountDownLatch(1);
      service.addListener(new ServiceListenerAdapter() {
        @Override
        public void terminated(Service.State from) {
          terminateLatch.countDown();
        }
      }, Threads.SAME_THREAD_EXECUTOR);
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      zkClientService.startAndWait();

      final CountDownLatch runLatch = new CountDownLatch(1);
      final CountDownLatch stopLatch = new CountDownLatch(1);
      TwillController controller = getController(zkClientService, runId);
      controller.addListener(new ServiceListenerAdapter() {
        @Override
        public void running() {
          runLatch.countDown();
        }
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  • co.cask.cdap.internal.app.runtime.flow.FlowletProgramController
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