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Posted to dev@openjpa.apache.org by "Michael Dick (JIRA)" <ji...@apache.org> on 2008/07/31 22:32:31 UTC
[jira] Updated: (OPENJPA-625) Error when removing embeddable
entities from a persistent collection
[ https://issues.apache.org/jira/browse/OPENJPA-625?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael Dick updated OPENJPA-625:
---------------------------------
Fix Version/s: 1.2.0
> Error when removing embeddable entities from a persistent collection
> --------------------------------------------------------------------
>
> Key: OPENJPA-625
> URL: https://issues.apache.org/jira/browse/OPENJPA-625
> Project: OpenJPA
> Issue Type: Bug
> Components: kernel
> Affects Versions: 1.1.0
> Environment: OpenJPA 1.1.0
> Java 6
> MySQL 5
> Extended Persistence Context
> DataCache enabled
> Reporter: Matthias Seidel
> Assignee: Pinaki Poddar
> Fix For: 1.2.0
>
>
> Say you have an EntityA which is annotated as @Embeddable and an EntityB which contains a mapping like
> @PersistentCollection(elementEmbedded = true, elementType = EntityA.class, fetch = FetchType.LAZY)
> private List<EntityA> list;
> Now if you remove an entry from the list of a persistent EntityB and commit the transaction it leads to the following exception:
> Caused by: <openjpa-1.1.0-runknown fatal user error> org.apache.openjpa.persistence.ArgumentException: Could not locate metadata for the class using oid "org.apache.openjpa.datacache.DataCachePCDataImpl@8c248cb" of type "class org.apache.openjpa.datacache.DataCachePCDataImpl".
> FailedObject: org.apache.openjpa.datacache.DataCachePCDataImpl@8c248cb
> at org.apache.openjpa.meta.MetaDataRepository.getMetaData(MetaDataRepository.java:1025)
> at org.apache.openjpa.kernel.BrokerImpl.newStateManagerImpl(BrokerImpl.java:1176)
> at org.apache.openjpa.kernel.BrokerImpl.findAll(BrokerImpl.java:964)
> at org.apache.openjpa.kernel.BrokerImpl.findAll(BrokerImpl.java:913)
> at org.apache.openjpa.kernel.AbstractPCData.toRelationFields(AbstractPCData.java:217)
> at org.apache.openjpa.kernel.AbstractPCData.toNestedFields(AbstractPCData.java:184)
> at org.apache.openjpa.kernel.AbstractPCData.toField(AbstractPCData.java:78)
> at org.apache.openjpa.kernel.PCDataImpl.loadField(PCDataImpl.java:197)
> at org.apache.openjpa.kernel.PCDataImpl.load(PCDataImpl.java:167)
> at org.apache.openjpa.datacache.DataCacheStoreManager.load(DataCacheStoreManager.java:383)
> at org.apache.openjpa.kernel.DelegatingStoreManager.load(DelegatingStoreManager.java:116)
> at org.apache.openjpa.kernel.ROPStoreManager.load(ROPStoreManager.java:78)
> at org.apache.openjpa.kernel.StateManagerImpl.loadFields(StateManagerImpl.java:2911)
> at org.apache.openjpa.kernel.StateManagerImpl.loadField(StateManagerImpl.java:2989)
> at org.apache.openjpa.kernel.StateManagerImpl.fetchObjectField(StateManagerImpl.java:2238)
> at org.apache.openjpa.kernel.StateManagerImpl.fetchField(StateManagerImpl.java:775)
> at org.apache.openjpa.kernel.StateManagerImpl.cascadeDelete(StateManagerImpl.java:2860)
> at org.apache.openjpa.kernel.BrokerImpl.deleteDeref(BrokerImpl.java:2117)
> at org.apache.openjpa.kernel.BrokerImpl.flush(BrokerImpl.java:1955)
> at org.apache.openjpa.kernel.BrokerImpl.flushSafe(BrokerImpl.java:1905)
> at org.apache.openjpa.kernel.BrokerImpl.beforeCompletion(BrokerImpl.java:1823)
> at org.apache.openjpa.kernel.LocalManagedRuntime.commit(LocalManagedRuntime.java:81)
> at org.apache.openjpa.kernel.BrokerImpl.commit(BrokerImpl.java:1347)
> at org.apache.openjpa.kernel.DelegatingBroker.commit(DelegatingBroker.java:877)
> at org.apache.openjpa.persistence.EntityManagerImpl.commit(EntityManagerImpl.java:512)
> ... 12 more
> After some digging I think I found the cause in the AbstractPCData.toNestedFields method:
> case JavaTypes.PC:
> if (vmd.isEmbedded())
> for (Iterator itr = data.iterator(); itr.hasNext();)
> ret.add(toEmbeddedField(sm, vmd, itr.next(), fetch, context));
> // no break
> should probably be:
> case JavaTypes.PC:
> if (vmd.isEmbedded()) {
> for (Iterator itr = data.iterator(); itr.hasNext();)
> ret.add(toEmbeddedField(sm, vmd, itr.next(), fetch, context));
> return ret;
> }
> // no break
> At least it worked for me this way.
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