[ https://issues.apache.org/jira/browse/OPENJPA-536?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Amy Yang updated OPENJPA-536:
-----------------------------

    Attachment: MetaDataRepository.java

try to set the base of comparator.

> getMetaData() causes OutOfMemoryError under some cases
> ------------------------------------------------------
>
>                 Key: OPENJPA-536
>                 URL: https://issues.apache.org/jira/browse/OPENJPA-536
>             Project: OpenJPA
>          Issue Type: Bug
>          Components: jpa
>    Affects Versions: 1.0.2, 1.0.3
>         Environment: Sun JDK 5
>            Reporter: Amy Yang
>            Priority: Blocker
>         Attachments: 364202.patch, InheritanceComparator.diff, meta_testcase.zip, MetaDataRepository.diff, MetaDataRepository.java, OPENJPA-536.patch
>
>
> There are 3 classes: Item, Artist and Person. Artist extends Person. 
> Invoking JPAFacadeHelper.getMetaData(emf, Item.class) will cause OutOfMemoryError thrown by org.apache.openjpa.meta.MetaDataRepository.processBuffer().

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