[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-2937) NullPointException during flush if getSnapshot return null
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http://opensource.atlassian.com/projects/hibernate/browse/HHH-2937?page=c...
]
Thomas Hallgren commented on HHH-2937:
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I tried the same code using JBoss 4.2.3 with Hibernate 3.3.1. Same issue but slightly
different line numbers in the stack trace:
Caused by: java.lang.NullPointerException
at org.hibernate.collection.PersistentBag.equalsSnapshot(PersistentBag.java:103)
at org.hibernate.engine.CollectionEntry.dirty(CollectionEntry.java:172)
at org.hibernate.engine.CollectionEntry.preFlush(CollectionEntry.java:197)
at
org.hibernate.event.def.AbstractFlushingEventListener.prepareCollectionFlushes(AbstractFlushingEventListener.java:183)
at
org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:92)
at
org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:58)
at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:996)
at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1141)
at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102)
at org.hibernate.ejb.QueryImpl.getSingleResult(QueryImpl.java:88)
NullPointException during flush if getSnapshot return null
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Key: HHH-2937
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2937
Project: Hibernate Core
Issue Type: Bug
Components: core
Affects Versions: 3.2.2
Environment: Windows
Reporter: Emilio Dolce
The method equalsSnapshot of the PersistentBag class do not check if returned snapshot is
null causing a NullPointException.
Please che the next condition with this:
if ( sn == null || sn.size()!=bag.size() ) return false;
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