[jboss-user] [jBPM] New message: "jbpm 4.3 : Reentering a task that contains a reminder throws exception"

R An do-not-reply at jboss.com
Sun Jan 17 14:59:57 EST 2010 

User development,

A new message was posted in the thread "jbpm 4.3 : Reentering a task that contains a reminder throws exception":

http://community.jboss.org/message/520496#520496

Author  : R An
Profile : http://community.jboss.org/people/desidude123

Message:
--------------------------------------------------------------
 
For example : in the process below, initial entry into proc1 works, transition to "checkpoint" works - but when the "checkpoint" decision transitions back to proc1, hibernate "Duplicate" exception is thrown.
Removing the reminder element from proc1 - everything works fine.
 
<?xml version="1.0" encoding="UTF-8"?>
 
<process name="testfork" xmlns="http://jbpm.org/4.3/jpdl">
 
  <start g="16,96,48,48">
    <transition to="fork" name=""/>
  </start>
  <fork name="fork">
     <transition to="proc1" />
     <transition to="proc2" />
  </fork>
  <task name="proc1" notify="yes" priority="high" assignee="#{var.owner}" duedate="#{var.durationfromduedate}">
     <reminder duedate="2 business days" repeat="4 business hours" />
     <timer duedate="#{var.durationfromduedate}" transition="Escalate" />
     <transition to="checkpoint" name="tcheckpoint" />
  </task>
  <task name="proc2" notify="yes" priority="high" assignee="#{var.owner}">
  </task>
  
  <decision name="checkpoint" expr="#{var.status}" >
   *<transition name="morework" to="proc1" />*
   <transition name="alldone" to="done" />
   <transition name="moredelegatedwork" to="waitfordelegates" />
  </decision>
  <state g="96,94,111,52" name="waitfordelegates">
    <transition g="151,60:-36,11" to="checkpoint"/>
  </state>
  
  <end g="238,37,48,48" name="Escalate"/>
  <end g="238,37,48,48" name="done"/>
  <end g="238,98,48,48" name="bad request"/>
  <end g="240,160,48,48" name="internal server error"/>
  
</process>
 
 
### EXCEPTION ###########################################
11:33:30,412 SEV | [AbstractFlushingEventListener] Could not synchronize database state with session
org.hibernate.exception.ConstraintViolationException: could not update: [org.jbpm.pvm.internal.model.ExecutionImpl#1300026]
 at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:94)
 at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
 at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2453)
 at org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:2335)
 at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2635)
 at org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.java:115)
 at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:279)
 at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:263)
 at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:168)
 at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:321)
 at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:50)
 at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1027)
 at org.jbpm.pvm.internal.tx.HibernateSessionResource.prepare(HibernateSessionResource.java:56)
 at org.jbpm.pvm.internal.tx.StandardTransaction.commit(StandardTransaction.java:107)
 at org.jbpm.pvm.internal.tx.StandardTransaction.complete(StandardTransaction.java:64)
 at org.jbpm.pvm.internal.tx.StandardTransactionInterceptor.execute(StandardTransactionInterceptor.java:61)
 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:55)
 at org.jbpm.pvm.internal.svc.SkipInterceptor.execute(SkipInterceptor.java:43)
 at org.jbpm.pvm.internal.svc.TaskServiceImpl.completeTask(TaskServiceImpl.java:96)
 at Workflow.completeTask(Workflow.java:116)
 at test.main(test.java:95)
Caused by: com.mysql.jdbc.exceptions.MySQLIntegrityConstraintViolationException: Duplicate entry 'testfork.x1.1300016.proc1' for key 2
 at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:931)
 at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
 at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1631)
 at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1723)
 at com.mysql.jdbc.Connection.execSQL(Connection.java:3283)
 at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1332)
 at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1604)
 at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1519)
 at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1504)
 at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2435)
 ... 20 more
### EXCEPTION ###########################################
11:33:30,416 FST | [StandardTransaction] resource threw exception in prepare.  rolling back.
11:33:30,416 FST | [StandardTransaction] rolling back resource org.jbpm.pvm.internal.tx.HibernateSessionResource at 158412e1
11:33:30,420 FIN | [HibernateSessionResource] ----- rolling back hibernate tx 2113471711 -----------------------------------------------------
11:33:30,425 FST | [HibernateSessionResource] closing hibernate session 1459678656
11:33:30,425 FST | [StandardTransaction] rolled back
11:33:30,425 FST | [WireContext] closing transaction...
11:33:30,425 FST | [BasicEnvironment] closing PvmEnvironment[1993263240]
11:33:30,426 FST | [PvmEnvironment] closed PvmEnvironment[1993263240]
test:ex=org.hibernate.exception.ConstraintViolationException: could not update: [org.jbpm.pvm.internal.model.ExecutionImpl#1300026]
org.hibernate.exception.ConstraintViolationException: could not update: [org.jbpm.pvm.internal.model.ExecutionImpl#1300026]
 at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:94)
 at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
 at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2453)
 at org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:2335)
 at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2635)
 at org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.java:115)
 at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:279)
 at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:263)
 at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:168)
 at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:321)
 at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:50)
 at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1027)
 at org.jbpm.pvm.internal.tx.HibernateSessionResource.prepare(HibernateSessionResource.java:56)
 at org.jbpm.pvm.internal.tx.StandardTransaction.commit(StandardTransaction.java:107)
 at org.jbpm.pvm.internal.tx.StandardTransaction.complete(StandardTransaction.java:64)
 at org.jbpm.pvm.internal.tx.StandardTransactionInterceptor.execute(StandardTransactionInterceptor.java:61)
 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:55)
 at org.jbpm.pvm.internal.svc.SkipInterceptor.execute(SkipInterceptor.java:43)
 at org.jbpm.pvm.internal.svc.TaskServiceImpl.completeTask(TaskServiceImpl.java:96)
 at Workflow.completeTask(Workflow.java:116)
 at test.main(test.java:95)
Caused by: com.mysql.jdbc.exceptions.MySQLIntegrityConstraintViolationException: Duplicate entry 'testfork.x1.1300016.proc1' for key 2
 at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:931)
 at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
 at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1631)
 at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1723)
 at com.mysql.jdbc.Connection.execSQL(Connection.java:3283)
 at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1332)
 at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1604)
 at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1519)
 at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1504)
 at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2435)
 ... 20 more
 

--------------------------------------------------------------

To reply to this message visit the message page: http://community.jboss.org/message/520496#520496

More information about the jboss-user mailing list