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jBPM 5.4 : original exception is swallowed when using LocalTaskService inside an EJB CMT
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created by <a href="https://community.jboss.org/people/gonzalad">gonzalad</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/798310#798310">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hello,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I'm using LocalTaskService inside an EJB CMT.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Problem is, whenever TaskService generates an error, it tries to rollback the transaction calling ut.rollback() instead of ut.setRollbackOnly().</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>So, the original exception is swallowed and instead I get </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-java">Caused by: java.lang.IllegalStateException: JBAS014160: Tx erroné pour cette chaîne : TransactionImple < ac, BasicAction: 0:ffff0affce14:-23020732:512359da:43 status: ActionStatus.ABORTED > attendu, mais avons <font color="navy"><b>null</b></font>
  at org.jboss.as.ejb3.tx.CMTTxInterceptor.endTransaction(CMTTxInterceptor.java:80) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInOurTx(CMTTxInterceptor.java:230) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.as.ejb3.tx.CMTTxInterceptor.required(CMTTxInterceptor.java:302) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.as.ejb3.tx.CMTTxInterceptor.processInvocation(CMTTxInterceptor.java:188) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:42) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ejb3.component.interceptors.LoggingInterceptor.processInvocation(LoggingInterceptor.java:59) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) [jboss-as-ee-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:32) [jboss-as-ejb3-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ee.component.TCCLInterceptor.processInvocation(TCCLInterceptor.java:45) [jboss-as-ee-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ee.component.ViewService$View.invoke(ViewService.java:165) [jboss-as-ee-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.as.ee.component.ViewDescription$1.processInvocation(ViewDescription.java:181) [jboss-as-ee-7.1.3.Final.jar:7.1.3.Final]
  at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
  at org.jboss.as.ee.component.ProxyInvocationHandler.invoke(ProxyInvocationHandler.java:72) [jboss-as-ee-7.1.3.Final.jar:7.1.3.Final]
  at com.natixis.odeon.process.SampleProcessService$$$view9.forward(Unknown Source) [classes:]
 
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I think there's an error in org.jbpm.task.service.TaskServiceSession, lien 462, <span style="font-family: 'Lucida Grande', Arial, Helvetica, sans-serif; background-color: #ffffff;">takeOverTransaction</span> should be false when we're running inside an EJB CMT.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-java"><font color="navy">}</font> <font color="navy"><b>catch</b></font> (RuntimeException re) <font color="navy">{</font>
   
    <font color="darkgreen">// We may not be the tx owner -- but something has gone wrong.</font>
    <font color="darkgreen">// ..which is why we make ourselves owner, and roll the tx back. </font>
    <font color="navy"><b>boolean</b></font> takeOverTransaction = <font color="navy"><b>true</b></font>;
    tpm.rollBackTransaction(takeOverTransaction);
 
 
    doOperationInTransaction(<font color="navy"><b>new</b></font> TransactedOperation() <font color="navy">{</font>
        <font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> doOperation() <font color="navy">{</font>
            task.getTaskData().setStatus(Status.Error);
        <font color="navy">}</font>
    <font color="navy">}</font>);
 
 
    <font color="navy"><b>throw</b></font> re;
<font color="navy">}</font>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I'll update this thread whenever I'll have more info.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Can someone confirm this is a bug in jBPM ?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks</p></div>
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