snyperboss [http://community.jboss.org/people/snyperboss] created the discussion
"Exception while trying to access java return value" To view the discussion, visit: http://community.jboss.org/message/628557#628557 -------------------------------------------------------------- Hello all, I am getting exception while trying to access the java method return value. Below are my source files. HelloWorld.jpdl.xml: ################### <?xml version="1.0" encoding="UTF-8"?> <process name="HelloWorld" xmlns=" http://jbpm.org/4.4/jpdl http://jbpm.org/4.4/jpdl";> <start g="127,111,38,30" name="start1"> <transition name="to PrintHelloWorld" to="PrintHelloWorld" g="-91,-18" /> </start> <java class="com.jap.san.HelloWorldTest" g="496,126,80,47" method="printHelloWorld" name="PrintHelloWorld" var="returnValue"> <transition g="-42,-18" name="to end1" to="end1" /> </java> <end g="634,132,29,27" name="end1" /> </process> HelloWorldTest.java: ################## package com.jap.san; import java.io.Serializable; public class HelloWorldTest implements Serializable{ public String printHelloWorld() { System.out.println(" hi hi hi here @@@@@@"); return "from method"; } } Test file: ###################### ProcessEngine processEngine = new Configuration().setResource("jbpm.cfg.xml").buildProcessEngine(); RepositoryService repositoryService = processEngine.getRepositoryService(); ExecutionService executionService = processEngine.getExecutionService(); repositoryService.createDeployment().addResourceFromClasspath("com/jpmc/san/HelloWorld.jpdl.xml").deploy(); ProcessInstance processInstance =executionService.startProcessInstanceByKey("HelloWorld"); String pid = processInstance.getId(); String answer = (String) executionService.getVariable(pid, "returnValue"); System.out.println("answer"); It error out on in the line String answer = (String) executionService.getVariable(pid, "returnValue"); 19:58:26,064 INF | [DefaultCommandService] exception while executing command org.jbpm.pvm.internal.cmd.GetExecutionVariablesCmd@b9b8d0 org.jbpm.api.JbpmException: execution HelloWorld.7 doesn't exist at org.jbpm.pvm.internal.cmd.GetExecutionVariablesCmd.execute(GetExecutionVariablesCmd.java:60) at org.jbpm.pvm.internal.cmd.GetExecutionVariablesCmd.execute(GetExecutionVariablesCmd.java:36) at org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42) at org.jbpm.pvm.internal.tx.StandardTransactionInterceptor.execute(StandardTransactionInterceptor.java:50) at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.executeInNewEnvironment(EnvironmentInterceptor.java:53) at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:40) at org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:56) at org.jbpm.pvm.internal.svc.SkipInterceptor.execute(SkipInterceptor.java:43) at org.jbpm.pvm.internal.svc.ExecutionServiceImpl.getVariable(ExecutionServiceImpl.java:131) at com.jpmc.san.TestDeployment.main(TestDeployment.java:34) Thanks -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/628557#628557] Start a new discussion in jBPM at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034]
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