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Message Event (throw and catch problem)
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created by <a href="http://community.jboss.org/people/krishanps">krishanps</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/643239#643239">View the full discussion</a>
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<div class="jive-rendered-content"><div><span style="border-collapse: separate; color: #000000; font-family: arial,helvetica,sans-serif; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; font-size: 10pt;">Merry X-Mas, hope you all enjoyed also the holidays.</span></div><div><span style="border-collapse: separate; color: #000000; font-family: arial,helvetica,sans-serif; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; font-size: medium;"><br/></span></div><div><span style="border-collapse: separate; color: #000000; font-family: arial,helvetica,sans-serif; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; font-size: 10pt;">I have short question, when I use message event to throw and catch it doesn't work, I only get as a output "Sending message: MyValue". <span style="color: #010101;">If I instead uses signal events in the way that I replace both times the line EventMessage.bpmn2 it works properly.<br/></span></span></div><div align="left"><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"><br/></span></div><div align="left"><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"> <messageEventDefinition messageRef="_8_Message"/> </span><span style="color: #010101; font-size: 13px;">with the line </span><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"> <signalEventDefinition signalRef="_8_Message"/></span></div><div align="left"><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"><br/></span></div><div align="left"><span style="color: #010101; font-size: 13px; font-family: arial,helvetica,sans-serif;">Can you please tell me what could be the problem and how I can fix it?</span></div><div align="left"> </div><div align="left"><span style="color: #010101; font-family: arial,helvetica,sans-serif;">Thank you very much<br/></span></div><div align="left"><span style="color: #010101; font-family: arial,helvetica,sans-serif;"><br/></span></div><div align="left"><span style="color: #010101; font-family: arial,helvetica,sans-serif;">My *.bpmn file:</span></div><div align="left"> </div><div align="left"> </div><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    &lt;!-- Throw a message event <del>&gt;    &lt;intermediateThrowEvent id="_7" name="Script" &gt;      &lt;dataInput id="_7_Input" /&gt;      &lt;dataInputAssociation&gt;            &lt;sourceRef&gt;x&lt;/sourceRef&gt;            &lt;targetRef&gt;_7_Input&lt;/targetRef&gt;      &lt;/dataInputAssociation&gt;      &lt;inputSet&gt;            &lt;dataInputRefs&gt;_7_Input&lt;/dataInputRefs&gt;      &lt;/inputSet&gt;      &lt;messageEventDefinition messageRef="_8_Message"/&gt;    &lt;/intermediateThrowEvent&gt;        &lt;!</del> Catch a message event --&gt;     </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><div align="left"><span style="color: #010101; font-family: arial,helvetica,sans-serif;"><br/></span></div><div align="left"> </div><div align="left"> </div><div align="left"><span style="color: #010101; font-family: arial,helvetica,sans-serif;">My *.java file:</span></div><div align="left"> </div><div align="left"><span style="font-family: arial,helvetica,sans-serif;"><span style="color: #010101;"><br/></span><p>      public static final void main(String[] args) {            try {                  // load up the knowledge base                  KnowledgeBase kbase = readKnowledgeBase();                  StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();                  KnowledgeRuntimeLogger logger = KnowledgeRuntimeLoggerFactory.newFileLogger(ksession, "test");                  ksession.getWorkItemManager().registerWorkItemHandler("Human Task", new DoNothingWorkItemHandler());                  ksession.getWorkItemManager().registerWorkItemHandler("Send Task", new SendTaskHandler());                  Map&lt;String, Object&gt; params = new HashMap&lt;String, Object&gt;();                  params.put("x", "MyValue");                  params.put("y", "OtherValue");                               // start a new process instance                  ksession.startProcess("IntermediateCatchEvent", params);                                    logger.close();            } catch (Throwable t) {                  t.printStackTrace();            }      }      private static KnowledgeBase readKnowledgeBase() throws Exception {            KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();            kbuilder.add(ResourceFactory.newClassPathResource("EventMessage.bpmn2"), ResourceType.BPMN2);            return kbuilder.newKnowledgeBase();      }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p></span></div><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><div class="mcePaste" id="_mcePaste" style="position: absolute; left: 0px; top: 0px; width: 849px; height: 428px; overflow: hidden; visibility: hidden;"><div align="left"><span style="widows: 2; text-indent: 0px; letter-spacing: normal; font-variant: normal; text-align: -webkit-auto; font-style: normal; font-weight: normal; line-height: normal; border-collapse: separate; orphans: 2; color: #010101; text-transform: none; font-size: 10pt; white-space: normal; font-family: Courier New; word-spacing: 0px;">If I instead replace the both times the line </span></div><div align="left"><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"><br/></span></div><div align="left"><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"> <messageEventDefinition messageRef="_8_Message"/></span></div><div align="left"><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"><br/></span></div><div align="left"><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;">with the line </span><span style="color: #010101; font-family: 'Courier New'; font-size: 13px;"> <signalEventDefinition signalRef="_8_Message"/></span></div></div></div>
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<p style="margin: 0;">Start a new discussion in jBPM at <a href="http://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
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