Examples of cascading.flow.Flow.addListener()

cascading.flow.Flow.addListener()
Method addListener registers the given flowListener with this instance. @param flowListener of type FlowListener

     .addTailSink( wcPipe, wcTap );


    //run ambrose and cascading
    Flow tfidfFlow = flowConnector.connect( flowDef );
    EmbeddedAmbroseCascadingNotifier server = new EmbeddedAmbroseCascadingNotifier();
    tfidfFlow.addListener(server);
    tfidfFlow.addStepListener(server);
    tfidfFlow.complete();
    }
  }

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    FlowConnector.setApplicationJarClass(properties, Main.class);
    FlowConnector flowConnector = new FlowConnector(properties);
    Flow flow = flowConnector.connect(sources, sinks, tails);
    if ("hadoop".equals(runningMode)) {
      try {
        flow.addListener(tempDir);
      } catch (Exception e) {
        e.printStackTrace();
      }
    } else {
      try {

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      } catch (Exception e) {
        e.printStackTrace();
      }
    } else {
      try {
        flow.addListener(new FlowListener() {


          @Override
          public void onStarting(Flow flow) {
          }

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    LockingFlowListener fourthFlowListener = new LockingFlowListener();


    first.addListener( firstFlowListener );
    second.addListener( secondFlowListener );
    third.addListener( thirdFlowListener );
    fourth.addListener( fourthFlowListener );


    Map<Object, Object> properties = getPlatform().getProperties();


//    properties.put( CascadeProps.MAX_CONCURRENT_FLOWS, "1" );

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//    countFlow.writeDOT( "stopped.dot" );


    final LockingFlowListener listener = new LockingFlowListener();


    flow.addListener( listener );


    LOG.info( "calling start" );
    flow.start();


    Util.safeSleep( 5000 );

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//    countFlow.writeDOT( "stopped.dot" );


    FailingFlowListener listener = new FailingFlowListener( onFail );


    flow.addListener( listener );


    LOG.info( "calling start" );
    flow.start();


    assertTrue( "did not start", listener.started.tryAcquire( 120, TimeUnit.SECONDS ) );

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    flowDef.addDescription( FlowDescriptors.STATEMENTS, lingualConnection.getCurrentSQL() );


    Flow flow = createFlowFrom( flowDef, tail );


    flow.addListener( new LingualConnectionFlowListener( lingualConnection ) );


    return flow;
    }
  }

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      LOG.info( "writing flow dot: {}", flowPlanPath );
      flow.writeDOT( flowPlanPath );
      }


    if( flowListener != null )
      flow.addListener( flowListener );


    try
      {
      LOG.debug( "starting flow: {}", flow.getName() );

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