Examples of org.camunda.bpm.engine.delegate.ExecutionListener

org.camunda.bpm.engine.delegate.ExecutionListener
Callback interface to be notified of execution events like starting a process instance, ending an activity instance or taking a transition. @author Tom Baeyens @author Joram Barrez


  protected void notifyExecutionListener(DelegateExecution execution) throws Exception {
    ProcessApplicationReference processApp = Context.getCurrentProcessApplication();
    try {
      ProcessApplicationInterface processApplication = processApp.getProcessApplication();
      ExecutionListener executionListener = processApplication.getExecutionListener();
      if(executionListener != null) {
        executionListener.notify(execution);


      } else {
        LOG.log(Level.FINE, "Target process application '"+processApp.getName()+"' does not provide an ExecutionListener.");


      }

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    super(clazz, fieldDeclarations);
  }


  // Execution listener
  public void notify(DelegateExecution execution) throws Exception {
    ExecutionListener executionListenerInstance = getExecutionListenerInstance();


    Context.getProcessEngineConfiguration()
      .getDelegateInterceptor()
      .handleInvocation(new ExecutionListenerInvocation(executionListenerInstance, execution));
  }

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    final AtomicInteger eventCount = new AtomicInteger();


    EmbeddedProcessApplication processApplication = new EmbeddedProcessApplication() {
      public ExecutionListener getExecutionListener() {
        // this process application returns an execution listener
        return new ExecutionListener() {
          public void notify(DelegateExecution execution) throws Exception {
            eventCount.incrementAndGet();
          }
        };
      }

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  public void testExecutionListenerWithErrorBoundaryEvent() {
    final AtomicInteger eventCount = new AtomicInteger();


    EmbeddedProcessApplication processApplication = new EmbeddedProcessApplication() {
      public ExecutionListener getExecutionListener() {
        return new ExecutionListener() {
          public void notify(DelegateExecution execution) throws Exception {
            eventCount.incrementAndGet();
          }
        };
      }

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  public void testExecutionListenerWithTimerBoundaryEvent() {
    final AtomicInteger eventCount = new AtomicInteger();


    EmbeddedProcessApplication processApplication = new EmbeddedProcessApplication() {
      public ExecutionListener getExecutionListener() {
        return new ExecutionListener() {
          public void notify(DelegateExecution execution) throws Exception {
            eventCount.incrementAndGet();
          }
        };
      }

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  public void testExecutionListenerWithSignalBoundaryEvent() {
    final AtomicInteger eventCount = new AtomicInteger();


    EmbeddedProcessApplication processApplication = new EmbeddedProcessApplication() {
      public ExecutionListener getExecutionListener() {
        return new ExecutionListener() {
          public void notify(DelegateExecution execution) throws Exception {
            eventCount.incrementAndGet();
          }
        };
      }

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    if (extentionsElement != null) {
      List<Element> listenerElements = extentionsElement.elementsNS(BpmnParser.ACTIVITI_BPMN_EXTENSIONS_NS, "executionListener");
      for (Element listenerElement : listenerElements) {
        String eventName = listenerElement.attribute("event");
        if (isValidEventNameForScope(eventName, listenerElement)) {
          ExecutionListener listener = parseExecutionListener(listenerElement);
          if (listener != null) {
            scope.addExecutionListener(eventName, listener);
          }
        }
      }

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  public void parseExecutionListenersOnTransition(Element activitiElement, TransitionImpl activity) {
    Element extensionElements = activitiElement.element("extensionElements");
    if (extensionElements != null) {
      List<Element> listenerElements = extensionElements.elementsNS(BpmnParser.ACTIVITI_BPMN_EXTENSIONS_NS, "executionListener");
      for (Element listenerElement : listenerElements) {
        ExecutionListener listener = parseExecutionListener(listenerElement);
        if (listener != null) {
          // Since a transition only fires event 'take', we don't parse the
          // event attribute, it is ignored
          activity.addExecutionListener(listener);
        }

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   *
   * @param executionListenerElement
   *          the XML element containing the executionListener definition.
   */
  public ExecutionListener parseExecutionListener(Element executionListenerElement) {
    ExecutionListener executionListener = null;


    String className = executionListenerElement.attribute("class");
    String expression = executionListenerElement.attribute("expression");
    String delegateExpression = executionListenerElement.attribute("delegateExpression");
    Element scriptElement = executionListenerElement.elementNS(BpmnParser.ACTIVITI_BPMN_EXTENSIONS_NS, "script");

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public class ExecutionListenerProcessApplication extends ServletProcessApplication {


  public static final String LISTENER_INVOCATION_COUNT = "listenerInvocationCount";


  public ExecutionListener getExecutionListener() {
    return new ExecutionListener() {
      public void notify(DelegateExecution execution) throws Exception {


        int listenerInvocationCount = 0;


        if(execution.hasVariable(LISTENER_INVOCATION_COUNT)) {

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Related Classes of org.camunda.bpm.engine.delegate.ExecutionListener

org.camunda.bpm.application.impl.event.ProcessApplicationEventListenerDelegate

org.camunda.bpm.application.impl.event.ProcessApplicationEventListenerTest

org.camunda.bpm.engine.impl.bpmn.listener.ClassDelegateExecutionListener

org.camunda.bpm.engine.impl.bpmn.parser.BpmnParse

org.camunda.bpm.integrationtest.functional.event.beans.ExecutionListenerProcessApplication

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