[OAK-6493] LuceneIndexProviderService.enableHybridIndexing=false results in NullPointerException

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.6.1
• Fix Version/s: 1.7.5, 1.6.4, 1.8.0
• Component/s: lucene
• Assignee: Chetan Mehrotra
• Reporter: Stefan Egli
• Created: 25/Jul/17 12:47
• Updated: 03/Aug/17 13:55
• Resolved: 25/Jul/17 13:30

Description

Setting org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexProviderService.enableHybridIndexing=false on oak 1.6.1 results in the following exception, preventing the repository to start up properly:

java.lang.NullPointerException: null
        at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:192)
        at org.apache.jackrabbit.oak.plugins.index.lucene.hybrid.LuceneDocumentHolder.<init>(LuceneDocumentHolder.java:52)
        at org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexEditorProvider.getDocumentHolder(LuceneIndexEditorProvider.java:190)
        at org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexEditorProvider.getIndexEditor(LuceneIndexEditorProvider.java:139)
        at org.apache.jackrabbit.oak.plugins.index.CompositeIndexEditorProvider.getIndexEditor(CompositeIndexEditorProvider.java:74)
        at org.apache.jackrabbit.oak.spi.whiteboard.WhiteboardIndexEditorProvider.getIndexEditor(WhiteboardIndexEditorProvider.java:52)
        at org.apache.jackrabbit.oak.plugins.index.IndexUpdate.collectIndexEditors(IndexUpdate.java:240)
        at org.apache.jackrabbit.oak.plugins.index.IndexUpdate.enter(IndexUpdate.java:160)
        at org.apache.jackrabbit.oak.spi.commit.VisibleEditor.enter(VisibleEditor.java:57)
        at org.apache.jackrabbit.oak.spi.commit.EditorDiff.process(EditorDiff.java:49)
        at org.apache.jackrabbit.oak.spi.commit.EditorHook.processCommit(EditorHook.java:54)
        at org.apache.jackrabbit.oak.spi.commit.CompositeHook.processCommit(CompositeHook.java:61)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore$Commit.prepare(SegmentNodeStore.java:603)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore$Commit.optimisticMerge(SegmentNodeStore.java:634)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore$Commit.execute(SegmentNodeStore.java:690)
        at org.apache.jackrabbit.oak.segment.SegmentNodeStore.merge(SegmentNodeStore.java:334)
        at org.apache.jackrabbit.oak.spi.lifecycle.OakInitializer.initialize(OakInitializer.java:52)
        at org.apache.jackrabbit.oak.Oak.createNewContentRepository(Oak.java:636)
        at org.apache.jackrabbit.oak.Oak.createContentRepository(Oak.java:624)
        at org.apache.jackrabbit.oak.jcr.Jcr.createContentRepository(Jcr.java:386)