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jbpm5 RULEFLOW VARIABLE CHANGED null
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created by <a href="http://community.jboss.org/people/luis.tamayo">Luis Tamayo</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/624526#624526">View the full discussion</a>
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<div class="jive-rendered-content"><p>I am getting null pointer exception when I get a process instance variable in drl file.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>12:48:23,803 INFO  [STDOUT] BEFORE RULEFLOW VARIABLE CHANGED personaVar=null pro</p><p>cess:Requerimiento Permiso[id=org.drools.bpmn2.RequerimientoPermiso]</p><p>12:48:23,803 INFO  [STDOUT] AFTER RULEFLOW VARIABLE CHANGED personaVar=null proc</p><p>ess:Requerimiento Permiso[id=org.drools.bpmn2.RequerimientoPermiso]</p><p>12:48:23,805 INFO  [STDOUT] BEFORE RULEFLOW VARIABLE CHANGED correo=null process</p><p>:Requerimiento Permiso[id=org.drools.bpmn2.RequerimientoPermiso]</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>12:48:23,820 INFO  [STDOUT] AFTER PROCESS NODE TRIGGERED node:Solicitud Empleado</p><p>[id=2] process:Requerimiento Permiso[id=org.drools.bpmn2.RequerimientoPermiso]</p><p>12:48:23,822 INFO  [STDOUT] BEFORE ACTIVATION FIRED rule:Get Information To Star</p><p>t Procedure activationId:Get Information To Start Procedure [1] declarations: $p</p><p>rocessInstance=WorkflowProcessInstance1 [processId=org.drools.bpmn2.Requerimient</p><p>oPermiso,state=1](1) ruleflow-group: envio correo</p><p>12:48:23,822 INFO  [STDOUT] Notification of completed task 1</p><p>12:48:23,824 INFO  [STDOUT] Notification of completed task 1</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>12:48:23,829 ERROR [STDERR] Exception in thread "Thread-20"</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>my drl file does very simple test:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import java.util.HashMap;</p><p>import com.lincoln.jbpm.model.Persona;</p><p>import java.io.*;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>rule "Get Information To Start Procedure"</p><p>    salience 20</p><p>    ruleflow-group "envio correo"</p><p>    when</p><p>        //$correo: Correo()</p><p>        $processInstance: WorkflowProcessInstance()</p><p>    then</p><p>        </p><p>        Persona persona = (Persona)$processInstance.getVariable("personaVar");</p><p>        persona.setId( "171307" );</p><p>        persona.setName( "Test" );</p><p>       $processInstance.setVariable("persona",persona);</p><p>end</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><a href="http://community.jboss.org/servlet/JiveServlet/showImage/2-624526-16941/jbpm51.png"><span> http://community.jboss.org/servlet/JiveServlet/downloadImage/2-624526-16941/450-137/jbpm51.png </span></a></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><a href="http://community.jboss.org/servlet/JiveServlet/showImage/2-624526-16942/jbpm52.png"><span> http://community.jboss.org/servlet/JiveServlet/downloadImage/2-624526-16942/450-300/jbpm52.png </span></a></p><p><a href="http://community.jboss.org/servlet/JiveServlet/showImage/2-624526-16943/jbpm53.png"><span> http://community.jboss.org/servlet/JiveServlet/downloadImage/2-624526-16943/450-178/jbpm53.png </span></a></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>At the begn of the process I have set:</p><p>Persona persona = new Persona( "1711xxxx","Luis Tamayo" );</p><p>                              Correo correo = new Correo();</p><p>  </p><p>                              params.put("personaVar", persona);</p><p>                              params.put("correo", correo);</p><p>  </p><p>                              WorkflowProcessInstance process= (WorkflowProcessInstance)ksession.startProcess("org.drools.bpmn2.RequerimientoPermiso", params);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Whe in do Persona persona = (Persona)$processInstance.getVariable("personaVar"); persona is null. </p><p>I would like to know what I am missing??</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks in advance for your help.</p><p></p></div>
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