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Re: JBPM 5.4.0-Final: Human Task variable mapping is not working
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created by <a href="https://community.jboss.org/people/obon">Oleg Bondarenko</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/800382#800382">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi Vladimir,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>would it be possible to publish the source code of your LocalHTWorkItemHandler extention?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I am having the same problem, I have implemented the workaround, but the task status still not get tested as "completed" . </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Here is my class:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import java.util.HashMap;</p><p>import java.util.Map;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.persistence.EntityManagerFactory;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import org.drools.SystemEventListenerFactory;</p><p>import org.drools.runtime.KnowledgeRuntime;</p><p>import org.drools.runtime.StatefulKnowledgeSession;</p><p>import org.jbpm.eventmessaging.EventResponseHandler;</p><p>import org.jbpm.eventmessaging.Payload;</p><p>import org.jbpm.process.workitem.wsht.LocalHTWorkItemHandler;</p><p>import org.jbpm.task.Content;</p><p>import org.jbpm.task.Status;</p><p>import org.jbpm.task.Task;</p><p>import org.jbpm.task.event.TaskEventKey;</p><p>import org.jbpm.task.event.entity.TaskCompletedEvent;</p><p>import org.jbpm.task.event.entity.TaskEvent;</p><p>import org.jbpm.task.event.entity.TaskFailedEvent;</p><p>import org.jbpm.task.event.entity.TaskSkippedEvent;</p><p>import org.jbpm.task.service.TaskService;</p><p>import org.jbpm.task.service.local.LocalTaskService;</p><p>import org.jbpm.task.service.responsehandlers.AbstractBaseResponseHandler;</p><p>import org.jbpm.task.utils.ContentMarshallerHelper;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public class MyLocalHTWorkItemHandler extends LocalHTWorkItemHandler {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    private EntityManagerFactory emf;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    public MyLocalHTWorkItemHandler(KnowledgeRuntime session) {</p><p>        super(session);</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    public MyLocalHTWorkItemHandler(LocalTaskService localTaskService,</p><p>            StatefulKnowledgeSession ksession) {</p><p>        super(localTaskService, ksession);</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    public MyLocalHTWorkItemHandler(LocalTaskService localTaskService,</p><p>            StatefulKnowledgeSession ksession, EntityManagerFactory emf) {</p><p>        super(localTaskService, ksession);</p><p>        this.emf = emf;</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    @Override</p><p>    protected void registerTaskEvents() {</p><p>        TaskCompletedHandler eventResponseHandler = new TaskCompletedHandler();</p><p>        TaskEventKey key = new TaskEventKey(TaskCompletedEvent.class, -1);</p><p>        getClient().registerForEvent(key, false, eventResponseHandler);</p><p>        eventHandlers.put(key, eventResponseHandler);</p><p>        key = new TaskEventKey(TaskFailedEvent.class, -1);</p><p>        getClient().registerForEvent(key, false, eventResponseHandler);</p><p>        eventHandlers.put(key, eventResponseHandler);</p><p>        key = new TaskEventKey(TaskSkippedEvent.class, -1);</p><p>        getClient().registerForEvent(key, false, eventResponseHandler);</p><p>        eventHandlers.put(key, eventResponseHandler);</p><p>    }</p><p>    </p><p>    private class TaskCompletedHandler extends AbstractBaseResponseHandler implements EventResponseHandler {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        public void execute(Payload payload) {</p><p>            TaskEvent event = (TaskEvent) payload.get();</p><p>            final long taskId = event.getTaskId();</p><p>            </p><p>            if (isOwningSessionOnly() && (session instanceof StatefulKnowledgeSession)) {</p><p>                if (((StatefulKnowledgeSession) session).getId() != event.getSessionId()) {</p><p>                    return;</p><p>                }</p><p>            }</p><p>            </p><p>            TaskService taskService = new org.jbpm.task.service.TaskService(</p><p>                    emf, SystemEventListenerFactory.getSystemEventListener());</p><p>            </p><p>            handleCompletedTask(taskId, new LocalTaskService(taskService));</p><p>        }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        public boolean isRemove() {</p><p>            return false;</p><p>        }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        public void handleCompletedTask(long taskId, LocalTaskService localTaskService) {</p><p>            Task task = localTaskService.getTask(taskId);</p><p>            long workItemId = task.getTaskData().getWorkItemId();</p><p>            if (task.getTaskData().getStatus() == Status.Completed) {</p><p>                String userId = task.getTaskData().getActualOwner().getId();</p><p>                Map<String, Object> results = new HashMap<String, Object>();</p><p>                results.put("ActorId", userId);</p><p>                long contentId = task.getTaskData().getOutputContentId();</p><p>                if (contentId != -1) {</p><p>                    Content content = localTaskService.getContent(contentId);</p><p>                    Object result = ContentMarshallerHelper.unmarshall( content.getContent(), </p><p>                            session.getEnvironment(), getClassLoader());</p><p>                    results.put("Result", result);</p><p>                    if (result instanceof Map) {</p><p>                        Map<?, ?> map = (Map<?, ?>) result;</p><p>                        for (Map.Entry<?, ?> entry : map.entrySet()) {</p><p>                            if (entry.getKey() instanceof String) {</p><p>                                results.put((String) entry.getKey(), entry.getValue());</p><p>                            }</p><p>                        }</p><p>                    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>                    session.getWorkItemManager().completeWorkItem(task.getTaskData().getWorkItemId(), results);</p><p>                } else {</p><p>                    session.getWorkItemManager().completeWorkItem(workItemId, results);</p><p>                }</p><p>            } else {</p><p>                session.getWorkItemManager().abortWorkItem(workItemId);</p><p>            }</p><p>        }</p><p>    }</p><p>    </p><p>}</p></div>
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<p style="margin: 0;">Start a new discussion in jBPM at <a href="https://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
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