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jbpm 5.3 - groups
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created by <a href="https://community.jboss.org/people/melc">Chris Melas</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/738279#738279">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hello,</p><p>I've noticed in 3 different computer systems (centos, win xp, win vista) that when creating a process with a human task that only has a groupId specified (i.e. <a href="https://community.jboss.org/servlet/JiveServlet/showImage/2-738279-18646/image.png"><span> https://community.jboss.org/servlet/JiveServlet/downloadImage/2-738279-18646/310-139/image.png </span></a>), the following exception is thrown when reaching the point of the human task.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong>6:01:28,031 ERROR [stderr] (Thread-13) java.lang.IllegalArgumentException: org.hibernate.QueryParameterException: could not locate named parameter [userId]</strong></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.hibernate.ejb.QueryImpl.setParameter(QueryImpl.java:206)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong>16:01:28,031 ERROR [stderr] (Thread-13)           at org.jbpm.task.service.TaskServiceSession.getTasksAssignedAsPotentialOwnerByStatusByGroup(TaskServiceSession.java:1011)</strong></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.jbpm.task.service.TaskServerHandler.messageReceived(TaskServerHandler.java:356)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.jbpm.task.service.hornetq.HornetQTaskServerHandler.messageReceived(HornetQTaskServerHandler.java:44)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.jbpm.task.service.hornetq.BaseHornetQTaskServer.run(BaseHornetQTaskServer.java:85)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at java.lang.Thread.run(Thread.java:662)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13) Caused by: org.hibernate.QueryParameterException: could not locate named parameter [userId]</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.hibernate.engine.query.ParameterMetadata.getNamedParameterDescriptor(ParameterMetadata.java:99)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.hibernate.engine.query.ParameterMetadata.getNamedParameterExpectedType(ParameterMetadata.java:105)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.hibernate.impl.AbstractQueryImpl.determineType(AbstractQueryImpl.java:437)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.hibernate.impl.AbstractQueryImpl.setParameter(AbstractQueryImpl.java:407)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           at org.hibernate.ejb.QueryImpl.setParameter(QueryImpl.java:201)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-13)           ... 5 more</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,031 ERROR [stderr] (Thread-33) Exception in thread "Thread-33" java.lang.RuntimeException: Client Exception with class class org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1 using port 5445</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,046 ERROR [stderr] (Thread-33)           at org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1.run(HornetQTaskClientConnector.java:134)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,046 ERROR [stderr] (Thread-33)           at java.lang.Thread.run(Thread.java:662)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,046 ERROR [stderr] (Thread-33) Caused by: java.lang.NullPointerException</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,046 ERROR [stderr] (Thread-33)           at org.jbpm.task.service.TaskClientHandler.messageReceived(TaskClientHandler.java:62)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,046 ERROR [stderr] (Thread-33)           at org.jbpm.task.service.hornetq.HornetQTaskClientHandler.messageReceived(HornetQTaskClientHandler.java:56)</p><p>  </p><p>16:01:28,046 ERROR [stderr] (Thread-33)           at org.jbpm.task.service.hornetq.HornetQTaskClientConnector$1.run(HornetQTaskClientConnector.java:120)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:28,046 ERROR [stderr] (Thread-33)           ... 1 more</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:48,031 ERROR [stderr] (http-localhost-127.0.0.1-8080-3) java.lang.RuntimeException: Timeout : unable to retrieve results</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:48,031 ERROR [stderr] (http-localhost-127.0.0.1-8080-3)           at org.jbpm.task.service.responsehandlers.BlockingTaskSummaryResponseHandler.getResults(BlockingTaskSummaryResponseHandler.java:41)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:01:48,031 ERROR [stderr] (http-localhost-127.0.0.1-8080-3)           at </p><p>...............</p><p>...............</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>By checking out the code of <strong>org.jbpm.task.service.</strong><strong>TaskServiceSession</strong> at line <strong>1011</strong> a named query is called as follows,</p><p>Query query = tpm.createQuery("TasksAssignedAsPotentialOwnerByStatusByGroup")</p><p>                                         .setParameter("userId", userId)</p><p>                                         .setParameter("groupIds", groupIds)</p><p>                                         .setParameter("language", language)</p><p>                                         .setParameter("status", status);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>However as seen in Taskorm.xml inside jbpm-human-task-core-5.3.0.Final.jar/META-INF, indeed the named query has no userId parameter</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 8pt;"><em><named-query name="TasksAssignedAsPotentialOwnerByStatusByGroup"></em></span></p><p><span style="font-size: 8pt;"><em>          <query></em></span></p><p><span style="font-size: 8pt;"><em>select</em></span></p><p><span style="font-size: 8pt;"><em>     new org.jbpm.task.query.TaskSummary(</em></span></p><p><span style="font-size: 8pt;"><em>     t.id,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.processInstanceId,</em></span></p><p><span style="font-size: 8pt;"><em>     name.text,</em></span></p><p><span style="font-size: 8pt;"><em>     subject.text,</em></span></p><p><span style="font-size: 8pt;"><em>     description.text,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.status,</em></span></p><p><span style="font-size: 8pt;"><em>     t.priority,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.skipable,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.actualOwner,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.createdBy,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.createdOn,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.activationTime,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.expirationTime,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.processId,</em></span></p><p><span style="font-size: 8pt;"><em>     t.taskData.processSessionId)</em></span></p><p><span style="font-size: 8pt;"><em>from</em></span></p><p><span style="font-size: 8pt;"><em>    Task t </em></span></p><p><span style="font-size: 8pt;"><em>    left join t.taskData.createdBy </em></span></p><p><span style="font-size: 8pt;"><em>    left join t.taskData.actualOwner</em></span></p><p><span style="font-size: 8pt;"><em>    left join t.subjects as subject</em></span></p><p><span style="font-size: 8pt;"><em>    left join t.descriptions as description</em></span></p><p><span style="font-size: 8pt;"><em>    left join t.names as name,</em></span></p><p><span style="font-size: 8pt;"><em>    OrganizationalEntity potentialOwners</em></span></p><p><span style="font-size: 8pt;"><em>where</em></span></p><p><span style="font-size: 8pt;"><em>    t.archived = 0 and</em></span></p><p><span style="font-size: 8pt;"><em>    potentialOwners.id = :groupId and</em></span></p><p><span style="font-size: 8pt;"><em>    potentialOwners in elements ( t.peopleAssignments.potentialOwners  )  and</em></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 8pt;"><em>    (</em></span></p><p><span style="font-size: 8pt;"><em>    name.language = :language</em></span></p><p><span style="font-size: 8pt;"><em>    or t.names.size = 0</em></span></p><p><span style="font-size: 8pt;"><em>    ) and</em></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 8pt;"><em>    (</em></span></p><p><span style="font-size: 8pt;"><em>    subject.language = :language</em></span></p><p><span style="font-size: 8pt;"><em>    or t.subjects.size = 0</em></span></p><p><span style="font-size: 8pt;"><em>    ) and</em></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 8pt;"><em>    (</em></span></p><p><span style="font-size: 8pt;"><em>    description.language = :language</em></span></p><p><span style="font-size: 8pt;"><em>    or t.descriptions.size = 0</em></span></p><p><span style="font-size: 8pt;"><em>    ) and</em></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 8pt;"><em>    t.taskData.status in (:status) and </em></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="font-size: 8pt;"><em>    t.taskData.expirationTime is null</em></span></p><p><span style="font-size: 8pt;"><em>          </query></em></span></p><p><span style="font-size: 8pt;"><em>          <!-- hint name="org.hibernate.timeout" value="200"/ --></em></span></p><p><span style="font-size: 8pt;"><em>      </named-query></em></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Is this the case or am i missing something??</p><p>Thanks</p></div>
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