Bugs item #935196, was opened at 2004-04-14 15:46
Message generated for change (Comment added) made by seiffert
You can respond by visiting: 
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Category: JBossServer
Group: v3.2
Status: Open
Resolution: None
Priority: 5
Submitted By: eugene (eugene75)
Assigned to: Nobody/Anonymous (nobody)
Summary: NullPointerException in SimpleReadWriteEJBLock

Initial Comment:
When setting a CMR field (either one-to-one or one-to-
many), a null pointer occurs in 
SimpleReadWriteEJBLock.schedule.  The cause is a null 
method attribute in the Invocation object.

When the invocation, in this case a CMRInvocation, is 
created in the JDBCRelationSetBridge object, no method 
is set.

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Comment By: Kurt A. Seiffert (seiffert)
Date: 2004-07-12 09:19

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Is there any change on this bug? This one is biting us and
it would be nice if it was fixed.


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Comment By: Rajagopal Venkataraman (raja05)
Date: 2004-04-20 04:33

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Or we could just get out of the schedule method on finding
out that mi.getMethod is null. Anyway, the calling Tx is in
effect and this method call is only to get the object
corresponding to the foreign key. 
We probably need to change releaseReadLock and
releaseWriteLock if we are going about in this manner

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Comment By: Rajagopal Venkataraman (raja05)
Date: 2004-04-20 04:27

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Yes, so one way to circumvent this is to loop around the
method-name argument. We could just check for a null value
and substitute "no-method" instead. This would make 
boolean reading
 return false, so it would create a write lock and use the
same Tx as it was called with. 
I can fill in a patch if that sounds ok


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