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Trouble getting human task from task service
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created by <a href="https://community.jboss.org/people/devilkazuya99">TC ONG</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/734663#734663">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi All,</p><p>I have a process that has multiple human tasks in it. I am using Human Task Service. I have problem getting the human task in 2 scenarios.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>1> Greb human task right after process start.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-family: 'andale mono', times;">...</span></p><p><span style="font-family: 'andale mono', times;">knowledgeSession.startProcess(process, processVariables);    // start process</span></p><p><span style="font-family: 'andale mono', times;">...</span></p><p><span style="font-family: 'andale mono', times;">BlockingTaskSummaryResponseHandler taskSummaryHandler = new BlockingTaskSummaryResponseHandler();</span></p><p><span style="font-family: 'andale mono', times;">taskClient.getTasksAssignedAsPotentialOwner(actor, "en-UK", taskSummaryHandler);</span></p><p><span style="font-family: 'andale mono', times;">int taskSize = taskSummaryHandler.getResults().size();</span></p><p><span style="font-family: 'andale mono', times;">logger.debug("Found " + taskSize + " task(s) from the Human Task Service.");</span></p><p><span style="font-family: 'andale mono', times;">...</span></p><p class="p2" style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p class="p2"><span class="s4">It gives me 0 results.</span></p><p class="p2"><span class="s4">But if I go the database, the task was created.</span></p><p class="p2" style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p class="p2"><span class="s4">Then I try Thread.sleep() for a while.<br/></span></p><p><span style="font-family: 'andale mono', times;">...</span></p><p class="p1"><span style="font-family: 'andale mono', times;">knowledgeSession<span class="s1">.startProcess(process, </span>processVariables<span class="s1">);    // start process</span></span></p><p class="p1"><span style="font-family: 'andale mono', times;"><span class="s1">try</span> {</span></p><p class="p2"><span style="font-family: 'andale mono', times;"><span class="s3">    logger</span><span class="s2">.debug(</span>"Wait for 2 sec."<span class="s2">);</span></span></p><p class="p1"><span style="font-family: 'andale mono', times;">    Thread.sleep(2000);</span></p><p class="p1"><span style="font-family: 'andale mono', times;">} <span class="s1">catch</span> (InterruptedException e) {</span></p><p class="p1"><span style="font-family: 'andale mono', times;">    e.printStackTrace();</span></p><p class="p1"><span style="font-family: 'andale mono', times;">}</span></p><p class="p1"><span style="font-family: 'andale mono', times;">...</span></p><p class="p1"><span style="font-family: 'andale mono', times;">BlockingTaskSummaryResponseHandler taskSummaryHandler = <span class="s1">new</span> BlockingTaskSummaryResponseHandler();</span></p><p class="p1"><span style="font-family: 'andale mono', times;">taskClient.getTasksAssignedAsPotentialOwner(<span class="s2">actor</span>, <span class="s3">"en-UK"</span>, taskSummaryHandler);</span></p><p class="p1"><span style="font-family: 'andale mono', times;"><span class="s1">int</span> taskSize = taskSummaryHandler.getResults().size();</span></p><p class="p2"><span style="font-family: 'andale mono', times;"><span class="s2">logger</span><span class="s4">.debug(</span>"Found "<span class="s4"> + taskSize + </span>" task(s) from the Human Task Service."<span class="s4">);</span></span></p><p class="p2"><span class="s4" style="font-family: 'andale mono', times;">...</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span class="s4">and this time I got the result. <br/></span></p><p class="p2">Can I say that when I look for the human task, it is not created in the task service yet.</p><p class="p2">Obviously what I am doing is stupid and there is a better way to implement it. </p><p class="p2">Can anyone enlighten me a little bit?</p><p class="p2" style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p class="p2" style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p class="p2">2> Second case is when I try to get the next task after completing one.</p><p class="p2"><span style="font-family: 'andale mono', times;">...</span></p><p class="p1"><span style="font-family: 'andale mono', times;">BlockingTaskOperationResponseHandler taskOperationHandler = <span class="s1">new</span> BlockingTaskOperationResponseHandler();</span></p><p class="p1"><span style="font-family: 'andale mono', times;">taskClient.complete(<span class="s1">task1</span>.getId(), <span class="s1">actor</span>, contentData, taskOperationHandler);</span></p><p class="p1"><span style="font-family: 'andale mono', times;">taskOperationHandler.waitTillDone(5000);</span></p><p class="p1"><span style="font-family: 'andale mono', times;">...</span></p><p class="p1"><span style="font-family: 'andale mono', times;">BlockingTaskSummaryResponseHandler taskSummaryHandler = <span class="s1">new</span> BlockingTaskSummaryResponseHandler();</span></p><p class="p1"><span style="font-family: 'andale mono', times;">taskClient.getTasksAssignedAsPotentialOwner(<span class="s2">actor</span>, <span class="s3">"en-UK"</span>, taskSummaryHandler);</span></p><p class="p1"><span style="font-family: 'andale mono', times;"><span class="s1">int</span> taskSize = taskSummaryHandler.getResults().size();</span></p><p class="p2"><span style="font-family: 'andale mono', times;"><span class="s2">logger</span><span class="s4">.debug(</span>"Found "<span class="s4"> + taskSize + </span>" task(s) from the Human Task Service."<span class="s4">);</span></span></p><p class="p2"><span class="s4" style="font-family: 'andale mono', times;">...</span></p><p><span class="s4"><br/></span></p><p class="p1" style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p class="p1">Again, anyone, someone, i need your great knowledge.. (ToT)</p><p class="p1"><span class="s1"><br/></span></p></div>
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