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LUCENE-6989: Fix Exception handling in MMapDirectory's unmap hack support code to work with Java 9's new InaccessibleObjectException that does not extend ReflectiveAccessException in Java 9.

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This commit is contained in:
Uwe Schindler 2016-12-09 18:36:37 +01:00
parent ca428ce238
commit d00ab65dcc
2 changed files with 7 additions and 2 deletions
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5
lucene/CHANGES.txt
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@ -34,6 +34,11 @@ Bug Fixes
the incoming automaton is a special case and throw a clearer
exception than NullPointerException (Tom Mortimer via Mike McCandless)
* LUCENE-6989: Fix Exception handling in MMapDirectory's unmap hack
support code to work with Java 9's new InaccessibleObjectException
that does not extend ReflectiveAccessException in Java 9.
(Uwe Schindler)
Improvements
* LUCENE-7532: Add back lost codec file format documentation

4
lucene/core/src/java/org/apache/lucene/store/MMapDirectory.java
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@ -385,13 +385,13 @@ public class MMapDirectory extends FSDirectory {
}
}
};
} catch (ReflectiveOperationException e) {
return "Unmapping is not supported on this platform, because internal Java APIs are not compatible to this Lucene version: " + e;
} catch (SecurityException e) {
return "Unmapping is not supported, because not all required permissions are given to the Lucene JAR file: " + e +
" [Please grant at least the following permissions: RuntimePermission(\"accessClassInPackage.sun.misc\"), " +
"RuntimePermission(\"accessClassInPackage.jdk.internal.ref\"), and " +
"ReflectPermission(\"suppressAccessChecks\")]";
} catch (ReflectiveOperationException | RuntimeException e) {
return "Unmapping is not supported on this platform, because internal Java APIs are not compatible to this Lucene version: " + e;
}
}