[jira] [Created] (OAK-5107) Avoid NullPointerException in ChangeSetFilterImpl

["Stefan Egli (JIRA)" <ji...@apache.org>]

Stefan Egli created OAK-5107:
--------------------------------

             Summary: Avoid NullPointerException in ChangeSetFilterImpl
                 Key: OAK-5107
                 URL: https://issues.apache.org/jira/browse/OAK-5107
             Project: Jackrabbit Oak
          Issue Type: Bug
          Components: core
    Affects Versions: 1.5.13
            Reporter: Stefan Egli
            Assignee: Stefan Egli
             Fix For: 1.5.14


The following exception was seen:
{noformat}java.lang.NullPointerException: null
        at java.util.HashSet.<init>(HashSet.java:116)
        at org.apache.jackrabbit.oak.plugins.observation.filter.ChangeSetFilterImpl.excludes(ChangeSetFilterImpl.java:90)
        at org.apache.jackrabbit.oak.plugins.observation.filter.FilterBuilder$2.excludes(FilterBuilder.java:438)
        at org.apache.jackrabbit.oak.jcr.observation.ChangeProcessor.evalPrefilter(ChangeProcessor.java:699)
        at org.apache.jackrabbit.oak.jcr.observation.ChangeProcessor.access$900(ChangeProcessor.java:84)
        at org.apache.jackrabbit.oak.jcr.observation.ChangeProcessor$6.excludes(ChangeProcessor.java:386)
        at org.apache.jackrabbit.oak.plugins.observation.FilteringObserver.contentChanged(FilteringObserver.java:95)
        at org.apache.jackrabbit.oak.spi.commit.CompositeObserver.contentChanged(CompositeObserver.java:53)
        at org.apache.jackrabbit.oak.spi.commit.ChangeDispatcher.contentChanged(ChangeDispatcher.java:79)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore.contentChanged(SegmentNodeStore.java:655)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore.access$1000(SegmentNodeStore.java:73)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore$Commit.setHead(SegmentNodeStore.java:536)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore$Commit.optimisticMerge(SegmentNodeStore.java:581)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore$Commit.execute(SegmentNodeStore.java:635)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore.merge(SegmentNodeStore.java:289)
        at org.apache.jackrabbit.oak.spi.state.ProxyNodeStore.merge(ProxyNodeStore.java:43)
        at org.apache.jackrabbit.oak.core.MutableRoot.commit(MutableRoot.java:249)
        at org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.commit(SessionDelegate.java:347)
        at org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.save(SessionDelegate.java:494)
        at org.apache.jackrabbit.oak.jcr.session.SessionImpl$8.performVoid(SessionImpl.java:419)
        at org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.performVoid(SessionDelegate.java:274)
        at org.apache.jackrabbit.oak.jcr.session.SessionImpl.save(SessionImpl.java:416)
{noformat}



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