[hibernate-dev] Regressions after upgrading from ORM 4.1.6 to 4.1.8
Sanne Grinovero
sanne at hibernate.org
Thu Nov 22 07:58:54 EST 2012
Hi Guillaume,
could you please open a JIRA about that. Do you have suggestions on
how we could reproduce the problem? Ideally if you could provide a
unit test that would help.
On 22 November 2012 10:41, Guillaume Smet <guillaume.smet at gmail.com> wrote:
> Hi,
>
> Any hints or advices on how we can make progress on the regressions below?
>
> Any further information needed, pointers on where to look at to obtain
> a self contained test case?
>
> Thanks for your feedback.
>
> On Sat, Nov 17, 2012 at 12:34 PM, Guillaume Smet
> <guillaume.smet at gmail.com> wrote:
>> Hi,
>>
>> After upgrading from 4.1.6 to 4.1.8, we have a couple of regressions
>> in one of our applications.
>>
>> We tried to obtain self contained test cases and understand what the
>> problem is but it's quite hard to reproduce and we haven't found a way
>> to isolate the problem yet.
>>
>> Anyway, I was wondering if the stacktraces could ring a bell for
>> someone to help us analyze the problem. It might even be an obvious
>> bug for you once you have the stracktrace.
>>
>> Here are both stacktraces for the regressions we have:
>>
>> Stacktrace 1 (only when we configure the batch loading - might be due
>> to a race condition because it's not systematic):
>>
>> Caused by: java.lang.NullPointerException
>> at
>> org.hibernate.type.descriptor.java.AbstractTypeDescriptor.extractHashCode(AbstractTypeDescriptor.java:88)
>> at
>> org.hibernate.type.AbstractStandardBasicType.getHashCode(AbstractStandardBasicType.java:210)
>> at
>> org.hibernate.type.AbstractStandardBasicType.getHashCode(AbstractStandardBasicType.java:214)
>> at org.hibernate.cache.spi.CacheKey.calculateHashCode(CacheKey.java:71)
>> at org.hibernate.cache.spi.CacheKey.<init>(CacheKey.java:67)
>> at
>> org.hibernate.internal.AbstractSessionImpl.generateCacheKey(AbstractSessionImpl.java:252)
>> at
>> org.hibernate.engine.spi.BatchFetchQueue.isCached(BatchFetchQueue.java:330)
>> at
>> org.hibernate.engine.spi.BatchFetchQueue.getCollectionBatch(BatchFetchQueue.java:312)
>> at
>> org.hibernate.loader.collection.BatchingCollectionInitializer.initialize(BatchingCollectionInitializer.java:72)
>> at
>> org.hibernate.persister.collection.AbstractCollectionPersister.initialize(AbstractCollectionPersister.java:678)
>> at
>> org.hibernate.event.internal.DefaultInitializeCollectionEventListener.onInitializeCollection(DefaultInitializeCollectionEventListener.java:80)
>> at
>> org.hibernate.internal.SessionImpl.initializeCollection(SessionImpl.java:1804)
>> at
>> org.hibernate.collection.internal.AbstractPersistentCollection$4.doWork(AbstractPersistentCollection.java:549)
>> at
>> org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:234)
>> at
>> org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:545)
>> at
>> org.hibernate.collection.internal.PersistentBag.removeAll(PersistentBag.java:345)
>>
>>
>>
>>
>>
>> Stacktrace 2 (we have this one even if we disable the batch loading):
>>
>> Caused by: java.lang.NullPointerException
>> at org.hibernate.engine.internal.Cascade.cascadeProperty(Cascade.java:259)
>> at org.hibernate.engine.internal.Cascade.cascade(Cascade.java:165)
>> at
>> org.hibernate.event.internal.AbstractFlushingEventListener.cascadeOnFlush(AbstractFlushingEventListener.java:160)
>> at
>> org.hibernate.event.internal.AbstractFlushingEventListener.prepareEntityFlushes(AbstractFlushingEventListener.java:151)
>> at
>> org.hibernate.event.internal.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:88)
>> at
>> org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:51)
>> at org.hibernate.internal.SessionImpl.flush(SessionImpl.java:1213)
>> at
>> org.hibernate.ejb.AbstractEntityManagerImpl.flush(AbstractEntityManagerImpl.java:986)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>> at java.lang.reflect.Method.invoke(Method.java:597)
>> at
>> org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler.invoke(SharedEntityManagerCreator.java:240)
>> at $Proxy115.flush(Unknown Source)
>>
>>
>> Thanks for your feedback.
>>
>> --
>> Guillaume
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