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Intermediate signal throw and catch events are not getting executed

Question asked by sujeeshsvalath on Nov 18, 2016
Latest reply on Dec 21, 2016 by gdharley
Tried executing different events based on userguide, but intermediate signal throw and catch events are not getting triggered. Please find bpd below :


<?xml version="1.0" encoding="UTF-8"?>
<definitions xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:activiti="http://activiti.org/bpmn" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:omgdc="http://www.omg.org/spec/DD/20100524/DC" xmlns:omgdi="http://www.omg.org/spec/DD/20100524/DI" typeLanguage="http://www.w3.org/2001/XMLSchema" expressionLanguage="http://www.w3.org/1999/XPath" targetNamespace="Examples">
  <signal id="alertSignal" name="alert" activiti:scope="processInstance"></signal>
  <message id="actionOnAcceptedLR" name="actionOnAcceptedLR"></message>
  <process id="demoProcessDefinition" name="demoProcessDefinition" isExecutable="true">
    <subProcess id="subprocess1" name="Sub Process">
      <startEvent id="startevent2" name="Start"></startEvent>
      <eventBasedGateway id="eventgateway1" name="Event Gateway"></eventBasedGateway>
      <sequenceFlow id="flow2" sourceRef="startevent2" targetRef="eventgateway1"></sequenceFlow>
      <intermediateCatchEvent id="messageintermediatecatchevent1" name="MessageCatchEvent">
        <messageEventDefinition messageRef="actionOnAcceptedLR"></messageEventDefinition>
      </intermediateCatchEvent>
      <sequenceFlow id="flow3" sourceRef="eventgateway1" targetRef="messageintermediatecatchevent1"></sequenceFlow>
      <intermediateCatchEvent id="timerintermediatecatchevent1" name="TimerCatchEvent">
        <timerEventDefinition>
          <timeDuration>P01D</timeDuration>
        </timerEventDefinition>
      </intermediateCatchEvent>
      <sequenceFlow id="flow4" sourceRef="eventgateway1" targetRef="timerintermediatecatchevent1"></sequenceFlow>
      <serviceTask id="servicetask1" name="Service Task" activiti:expression="${processDelegate.dummy1(execution)}"></serviceTask>
      <sequenceFlow id="flow5" sourceRef="messageintermediatecatchevent1" targetRef="servicetask1"></sequenceFlow>
      <serviceTask id="servicetask2" name="Service Task" activiti:expression="${processDelegate.dummy2(execution)}"></serviceTask>
      <sequenceFlow id="flow7" sourceRef="timerintermediatecatchevent1" targetRef="servicetask2"></sequenceFlow>
      <endEvent id="endevent2" name="End"></endEvent>
      <sequenceFlow id="flow8" sourceRef="servicetask2" targetRef="endevent2"></sequenceFlow>
      <intermediateCatchEvent id="signalintermediatecatchevent1" name="SignalCatchEvent">
        <signalEventDefinition signalRef="alertSignal"></signalEventDefinition>
      </intermediateCatchEvent>
      <sequenceFlow id="flow11" sourceRef="signalintermediatecatchevent1" targetRef="servicetask3"></sequenceFlow>
      <serviceTask id="servicetask3" name="Service Task" activiti:expression="${processDelegate.dummy2(execution)}"></serviceTask>
      <sequenceFlow id="flow12" sourceRef="servicetask3" targetRef="endevent4"></sequenceFlow>
      <endEvent id="endevent4" name="End"></endEvent>
      <intermediateThrowEvent id="signalintermediatethrowevent1" name="SignalThrowEvent">
        <signalEventDefinition signalRef="alertSignal"></signalEventDefinition>
      </intermediateThrowEvent>
      <sequenceFlow id="flow13" sourceRef="servicetask1" targetRef="signalintermediatethrowevent1"></sequenceFlow>
    </subProcess>
    <startEvent id="startevent1" name="Start"></startEvent>
    <sequenceFlow id="flow1" sourceRef="startevent1" targetRef="subprocess1"></sequenceFlow>
    <endEvent id="endevent3" name="End"></endEvent>
    <sequenceFlow id="flow9" sourceRef="subprocess1" targetRef="endevent3"></sequenceFlow>
  </process>
  <bpmndi:BPMNDiagram id="BPMNDiagram_demoProcessDefinition">
    <bpmndi:BPMNPlane bpmnElement="demoProcessDefinition" id="BPMNPlane_demoProcessDefinition">
      <bpmndi:BPMNShape bpmnElement="subprocess1" id="BPMNShape_subprocess1">
        <omgdc:Bounds height="381.0" width="561.0" x="180.0" y="120.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="startevent2" id="BPMNShape_startevent2">
        <omgdc:Bounds height="35.0" width="35.0" x="210.0" y="230.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="eventgateway1" id="BPMNShape_eventgateway1">
        <omgdc:Bounds height="40.0" width="40.0" x="320.0" y="227.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="messageintermediatecatchevent1" id="BPMNShape_messageintermediatecatchevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="430.0" y="160.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="timerintermediatecatchevent1" id="BPMNShape_timerintermediatecatchevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="430.0" y="310.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="servicetask1" id="BPMNShape_servicetask1">
        <omgdc:Bounds height="55.0" width="105.0" x="510.0" y="150.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="servicetask2" id="BPMNShape_servicetask2">
        <omgdc:Bounds height="55.0" width="105.0" x="510.0" y="300.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="endevent2" id="BPMNShape_endevent2">
        <omgdc:Bounds height="35.0" width="35.0" x="660.0" y="310.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="signalintermediatecatchevent1" id="BPMNShape_signalintermediatecatchevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="244.0" y="388.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="servicetask3" id="BPMNShape_servicetask3">
        <omgdc:Bounds height="55.0" width="105.0" x="326.0" y="378.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="endevent4" id="BPMNShape_endevent4">
        <omgdc:Bounds height="35.0" width="35.0" x="476.0" y="388.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="signalintermediatethrowevent1" id="BPMNShape_signalintermediatethrowevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="650.0" y="160.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="startevent1" id="BPMNShape_startevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="99.0" y="293.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="endevent3" id="BPMNShape_endevent3">
        <omgdc:Bounds height="35.0" width="35.0" x="780.0" y="290.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNEdge bpmnElement="flow2" id="BPMNEdge_flow2">
        <omgdi:waypoint x="245.0" y="247.0"></omgdi:waypoint>
        <omgdi:waypoint x="320.0" y="247.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow3" id="BPMNEdge_flow3">
        <omgdi:waypoint x="340.0" y="227.0"></omgdi:waypoint>
        <omgdi:waypoint x="447.0" y="195.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow4" id="BPMNEdge_flow4">
        <omgdi:waypoint x="340.0" y="267.0"></omgdi:waypoint>
        <omgdi:waypoint x="447.0" y="310.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow5" id="BPMNEdge_flow5">
        <omgdi:waypoint x="465.0" y="177.0"></omgdi:waypoint>
        <omgdi:waypoint x="510.0" y="177.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow7" id="BPMNEdge_flow7">
        <omgdi:waypoint x="465.0" y="327.0"></omgdi:waypoint>
        <omgdi:waypoint x="510.0" y="327.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow8" id="BPMNEdge_flow8">
        <omgdi:waypoint x="615.0" y="327.0"></omgdi:waypoint>
        <omgdi:waypoint x="660.0" y="327.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow11" id="BPMNEdge_flow11">
        <omgdi:waypoint x="279.0" y="405.0"></omgdi:waypoint>
        <omgdi:waypoint x="326.0" y="405.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow12" id="BPMNEdge_flow12">
        <omgdi:waypoint x="431.0" y="405.0"></omgdi:waypoint>
        <omgdi:waypoint x="476.0" y="405.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow13" id="BPMNEdge_flow13">
        <omgdi:waypoint x="615.0" y="177.0"></omgdi:waypoint>
        <omgdi:waypoint x="650.0" y="177.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow1" id="BPMNEdge_flow1">
        <omgdi:waypoint x="134.0" y="310.0"></omgdi:waypoint>
        <omgdi:waypoint x="180.0" y="310.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow9" id="BPMNEdge_flow9">
        <omgdi:waypoint x="741.0" y="310.0"></omgdi:waypoint>
        <omgdi:waypoint x="780.0" y="307.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
    </bpmndi:BPMNPlane>
  </bpmndi:BPMNDiagram>
</definitions>


Am I doing something wrong on handling "alert" signal. Kindly give some inputs.

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