[jboss-jira] [JBoss JIRA] Created: (JBRULES-1588) collect fails when using treeset
collect fails when using treeset
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Key: JBRULES-1588
URL: http://jira.jboss.com/jira/browse/JBRULES-1588
Project: JBoss Drools
Issue Type: Bug
Security Level: Public (Everyone can see)
Affects Versions: 4.0.6
Reporter: pchar
Assigned To: Mark Proctor
Hi All,
i've a simple rules that retract objects form the WM
rule "Retract From TreeSet"
when
$tree: TreeSet() from collect (Message() )
then
System.out.println($tree.first());
retract($tree.first());
end
after the firts run the following exception is thrown
org.drools.FactException: Retract error: handle not found for object: [Hello World]. Is it
in the working memory?
[Hello World]
at org.drools.base.DefaultKnowledgeHelper.retract(DefaultKnowledgeHelper.java:120)
at
com.sample.Rule_Retract_From_TreeSet_0.consequence(Rule_Retract_From_TreeSet_0.java:9)
at
com.sample.Rule_Retract_From_TreeSet_0ConsequenceInvoker.evaluate(Rule_Retract_From_TreeSet_0ConsequenceInvoker.java:22)
at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:550)
at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:514)
at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:471)
at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:433)
at com.sample.DroolsTest.main(DroolsTest.java:36)
org.drools.spi.ConsequenceException: org.drools.FactException: Retract error: handle not
found for object: [Hello World]. Is it in the working memory?
at
org.drools.base.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:14)
at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:554)
at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:514)
at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:471)
at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:433)
at com.sample.DroolsTest.main(DroolsTest.java:36)
Caused by: org.drools.FactException: Retract error: handle not found for object: [Hello
World]. Is it in the working memory?
at org.drools.base.DefaultKnowledgeHelper.retract(DefaultKnowledgeHelper.java:120)
at
com.sample.Rule_Retract_From_TreeSet_0.consequence(Rule_Retract_From_TreeSet_0.java:9)
at
com.sample.Rule_Retract_From_TreeSet_0ConsequenceInvoker.evaluate(Rule_Retract_From_TreeSet_0ConsequenceInvoker.java:22)
at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:550)
... 4 more
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