[JBoss JIRA] Created: (JBPM-2093) Stabilize EjbSchedulerTest.testScheduleFork under MySQL
by Alejandro Guizar (JIRA)
Stabilize EjbSchedulerTest.testScheduleFork under MySQL
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Key: JBPM-2093
URL: https://jira.jboss.org/jira/browse/JBPM-2093
Project: JBoss jBPM
Issue Type: Quality Risk
Security Level: Public (Everyone can see)
Components: Core Engine
Affects Versions: jBPM 3.2.6 GA , jBPM-3.2.5.SP3
Environment: JBoss 5.0.0.GA
MySQL 5.0.67
Sun JDK 1.5.0.16
Reporter: Alejandro Guizar
testScheduleFork fails with:
org.jbpm.JbpmException: event 'process-end' did not occur within 300000 ms
at org.jbpm.graph.def.EventCallback.waitForEvent(EventCallback.java:125)
at org.jbpm.graph.def.EventCallback.waitForEvent(EventCallback.java:106)
at org.jbpm.enterprise.ejbtimer.EjbSchedulerTest.testScheduleFork(EjbSchedulerTest.java:265)
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15 years, 5 months
[JBoss JIRA] Created: (JBPM-2119) Work around the need for an extra column to persist field Join.parentLockMode
by Alejandro Guizar (JIRA)
Work around the need for an extra column to persist field Join.parentLockMode
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Key: JBPM-2119
URL: https://jira.jboss.org/jira/browse/JBPM-2119
Project: JBoss jBPM
Issue Type: Task
Security Level: Public (Everyone can see)
Components: Core Engine
Affects Versions: jBPM-3.2.5.SP4
Reporter: Alejandro Guizar
Assignee: Alejandro Guizar
Priority: Blocker
Fix For: jBPM 3.2.7 GA
In JBPM-1755, a new column PARENTLOCKMODE_ was added to table JBPM_NODE for persisting field Join.parentLockMode. Turns out the schema change is a barrier for our customers to upgrade to newer versions.
The proposed solution is to provide two different mappings for the Join class, with and without the column. The provided Hibernate configuration will include the mapping without the column by default. Interested parties may inclde the version with the column in their own Hibernate configuration.
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15 years, 5 months
[JBoss JIRA] Created: (JBPM-2040) Inconsistent behaviour depending on the ordering of events (fork+end state+join)
by Thomas Diesler (JIRA)
Inconsistent behaviour depending on the ordering of events (fork+end state+join)
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Key: JBPM-2040
URL: https://jira.jboss.org/jira/browse/JBPM-2040
Project: JBoss jBPM
Issue Type: Bug
Security Level: Public (Everyone can see)
Components: Core Engine
Affects Versions: jBPM 3.2.3
Reporter: Mauro Molinari
Assignee: Thomas Diesler
Given the following process definition:
<?xml version="1.0" encoding="UTF-8"?>
<process-definition xmlns="urn:jbpm.org:jpdl-3.2" name="Complex">
<description>
Complex description
</description>
<start-state name="start-state1">
<transition to="task-node1"></transition>
</start-state>
<task-node name="task-node3">
<task name="Task3_1">
<assignment actor-id="1"></assignment>
</task>
<transition to="end-state1"></transition>
</task-node>
<node name="node1">
<transition to="task-node3"></transition>
</node>
<join name="join1">
<transition to="node1"></transition>
</join>
<fork name="fork1">
<transition to="task-node2"></transition>
<transition to="node2" name="to node2"></transition>
<transition to="state1" name="to state1"></transition>
</fork>
<task-node name="task-node2">
<task name="Task2_1">
<assignment actor-id="1"></assignment>
</task>
<task name="Task2_2">
<assignment actor-id="1"></assignment>
</task>
<transition to="join1"></transition>
</task-node>
<task-node name="task-node1">
<task name="Task1_1">
<assignment actor-id="1"></assignment>
</task>
<transition to="fork1"></transition>
</task-node>
<node name="node2">
<transition to="end-state2"></transition>
</node>
<state name="state1">
<transition to="end-state2"></transition>
</state>
<end-state name="end-state1"></end-state>
<end-state name="end-state2"></end-state>
</process-definition>
Try to do this:
- create a process instance and start it
- a Task1_1 instance is created: end it
- the root token halts at the fork and three children tokens are created
1) the first causes the creation of a Task2_1 instance and of a Task2_2 instance
2) the second halts at the state1 state
3) the third dies at the end-state2 state
Now, there are two cases:
CASE A)
- signal the second token: it then goes on and dies at end-state2 state
- end Task2_1 and Task2_2 instances so that the first token goes on and reaches the join
- now, the root token is restored and goes through node1 and task-node3 nodes, causing the creation of a Task3_1 instance
This is what I would expect!
CASE B)
- end Task2_1 and Task2_2 instances so that the first token goes on and reaches the join
- signal the second token: it then goes on and dies at end-state2 state
- now, the root token is ended, halting the process instance!
This is not the expected behaviour, as I would expect that the root token is restored because now all the sibling tokens of those that have reached the join node are ended, so the parent token (= the root token) should be restored and should continue to node1 and subsequent nodes.
Moreover, I would not expect that the behaviour is different depending on the ordering of the actions "signal the state1 token" and "signal the task-node2 token".
My suspect is this: in case B) the join node is not "triggered" anymore after Task2_1 and Task2_2 are ended, so it can't restore the parent node. Moreover, when the second children token is signalled, it reaches end-state2: jBPM then realizes that all of the sibling tokens are also ended, so it wrongly decides that the parent token should also be ended.
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15 years, 6 months