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Re: Growing NioProcessor Thread Number in Human Tasks
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created by <a href="http://community.jboss.org/people/sandip.bhoi">Sandip Bhoi</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/638400#638400">View the full discussion</a>
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<div class="jive-rendered-content"><p>Thanks its passing further but stucked at <span style="color: #ff0000;">taskSummaryHandler.getResults()</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>// krisv is Product Planner</p><p>    public static List<TaskSummary> getTaskDetails(String userName) {</p><p>        List<TaskSummary> task1 = null;</p><p>        try {</p><p>            SystemEventListenerFactory.setSystemEventListener(new SystemEventListener());</p><p>            TaskClient taskClient = createTaskClient();</p><p>            // "krisv" executes</p><p>            BlockingTaskSummaryResponseHandler taskSummaryHandler = new BlockingTaskSummaryResponseHandler();</p><p>            taskClient.getTasksAssignedAsPotentialOwner(userName, "en-UK", taskSummaryHandler);</p><p>            if (taskSummaryHandler != null && <span style="color: #ff0000;">taskSummaryHandler.getResults()</span> != null</p><p>                    && taskSummaryHandler.getResults().size() > 0) {</p><p>                // task1 = taskSummaryHandler.getResults().get(0);</p><p>                task1 = taskSummaryHandler.getResults();</p><p>            }</p><p>            System.out.println("ProcessTest.getTaskDetails() task1:" + task1);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            System.out.println("ProcessTest.getTaskDetails() ksession:" + ksession);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        } catch (Exception e) {</p><p>            System.out.println("ProcessTest.getTaskDetails()() Exception");</p><p>            e.printStackTrace();</p><p>        }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        return task1;</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public List<TaskSummary> getResults() {</p><p>        // note that this method doesn't need to be synced because if waitTillDone returns true,</p><p>        // it means results is available </p><p>        boolean done = waitTillDone(RESULTS_WAIT_TIME);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        if (!done) {</p><p>            <span style="color: #ff0000;">throw new RuntimeException("Timeout : unable to retrieve results");</span></p><p>        }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        return results;</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Exception in thread "Thread-21" java.lang.RuntimeException: Client Exception with class class org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1 using port 5445</p><p>    at org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1.run(HornetQTaskClientConnector.java:115)</p><p>    at java.lang.Thread.run(Unknown Source)</p><p>Caused by: java.lang.ClassCastException: org.jbpm.process.workitem.wsht.CommandBasedWSHumanTaskHandler$TaskCompletedHandler cannot be cast to org.jbpm.task.service.TaskClientHandler$TaskSummaryResponseHandler</p><p>    at org.jbpm.task.service.TaskClientHandler.messageReceived(TaskClientHandler.java:171)</p><p>    at org.jbpm.task.service.hornetq.HornetQTaskClientHandler.messageReceived(HornetQTaskClientHandler.java:55)</p><p>    at org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1.run(HornetQTaskClientConnector.java:104)</p><p>    ... 1 more</p><p>ProcessTest.getTaskDetails()() Exception</p><p>java.lang.RuntimeException: Timeout : unable to retrieve results</p><p>    at org.jbpm.task.service.responsehandlers.BlockingTaskSummaryResponseHandler.getResults(BlockingTaskSummaryResponseHandler.java:41)</p><p>    at com.sample.servlet.TaskWorkUtil.getTaskDetails(TaskWorkUtil.java:123)</p><p>    at com.sample.servlet.OrderFactoryServlet.execute(OrderFactoryServlet.java:119)</p><p>    at com.sample.servlet.OrderFactoryServlet.doGet(OrderFactoryServlet.java:41)</p><p>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)</p><p>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)</p><p>    at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:297)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)</p><p>    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:240)</p><p>    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:164)</p><p>    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:462)</p><p>    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)</p><p>    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)</p><p>    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:563)</p><p>    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)</p><p>    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:399)</p><p>    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:317)</p><p>    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:204)</p><p>    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:311)</p><p>    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)</p><p>    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)</p><p>    at java.lang.Thread.run(Unknown Source)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span> :( </span><span> :( </span><span> :( </span></p><p><a href="http://community.jboss.org/servlet/JiveServlet/showImage/2-638400-17362/ClassCastException.JPG"><span> http://community.jboss.org/servlet/JiveServlet/downloadImage/2-638400-17362/450-236/ClassCastException.JPG </span></a></p></div>
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