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https://issues.apache.org/jira/browse/JCR-3082?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13113511#comment-13113511
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Julian Reschke commented on JCR-3082:
-------------------------------------
I *believe* the problem is caused by the fact that getting the next doc and the
score for it isn't atomic.
Trying to fix in LuceneQueryHits by synchronizing the access to the scored.
> occasional index out of bounds exception while running
> UserManagerImplTest.testFindAuthorizableByRelativePath
> -------------------------------------------------------------------------------------------------------------
>
> Key: JCR-3082
> URL: https://issues.apache.org/jira/browse/JCR-3082
> Project: Jackrabbit Content Repository
> Issue Type: Bug
> Components: jackrabbit-core
> Reporter: Julian Reschke
>
> Stack trace:
> java.lang.ArrayIndexOutOfBoundsException: 8
> at
> org.apache.jackrabbit.core.query.lucene.MultiScorer.score(MultiScorer.java:89)
> at
> org.apache.lucene.search.ConjunctionScorer.score(ConjunctionScorer.java:133)
> at
> org.apache.lucene.search.BooleanScorer2$2.score(BooleanScorer2.java:182)
> at
> org.apache.lucene.search.BooleanScorer2.score(BooleanScorer2.java:303)
> at
> org.apache.jackrabbit.core.query.lucene.LuceneQueryHits.nextScoreNode(LuceneQueryHits.java:68)
> at
> org.apache.jackrabbit.core.query.lucene.QueryHitsAdapter.nextScoreNodes(QueryHitsAdapter.java:54)
> at
> org.apache.jackrabbit.core.query.lucene.FilterMultiColumnQueryHits.nextScoreNodes(FilterMultiColumnQueryHits.java:63)
> at
> org.apache.jackrabbit.core.query.lucene.QueryResultImpl.collectScoreNodes(QueryResultImpl.java:328)
> at
> org.apache.jackrabbit.core.query.lucene.QueryResultImpl.getResults(QueryResultImpl.java:291)
> at
> org.apache.jackrabbit.core.query.lucene.SingleColumnQueryResult.<init>(SingleColumnQueryResult.java:66)
> at
> org.apache.jackrabbit.core.query.lucene.QueryImpl.execute(QueryImpl.java:134)
> at
> org.apache.jackrabbit.core.query.QueryImpl$1.perform(QueryImpl.java:130)
> at
> org.apache.jackrabbit.core.query.QueryImpl$1.perform(QueryImpl.java:1)
> at
> org.apache.jackrabbit.core.session.SessionState.perform(SessionState.java:200)
> at
> org.apache.jackrabbit.core.query.QueryImpl.execute(QueryImpl.java:126)
> at
> org.apache.jackrabbit.core.security.user.IndexNodeResolver.findNodes(IndexNodeResolver.java:109)
> at
> org.apache.jackrabbit.core.security.user.UserManagerImpl.findAuthorizables(UserManagerImpl.java:498)
> at
> org.apache.jackrabbit.core.security.user.UserManagerImpl.findAuthorizables(UserManagerImpl.java:462)
> at
> org.apache.jackrabbit.core.security.user.UserManagerImplTest.testFindAuthorizableByRelativePath(UserManagerImplTest.java:560)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at junit.framework.TestCase.runTest(TestCase.java:154)
> at junit.framework.TestCase.runBare(TestCase.java:127)
> at junit.framework.TestResult$1.protect(TestResult.java:106)
> at junit.framework.TestResult.runProtected(TestResult.java:124)
> at junit.framework.TestResult.run(TestResult.java:109)
> at junit.framework.TestCase.run(TestCase.java:118)
> at
> org.apache.jackrabbit.test.AbstractJCRTest.run(AbstractJCRTest.java:456)
> at junit.framework.TestSuite.runTest(TestSuite.java:208)
> at junit.framework.TestSuite.run(TestSuite.java:203)
> at
> org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
> at
> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
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