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Posted to commits@lucene.apache.org by us...@apache.org on 2011/12/12 00:32:13 UTC
svn commit: r1213106 - in /lucene/dev/trunk/lucene: CHANGES.txt
src/java/org/apache/lucene/index/MultiReader.java
Author: uschindler
Date: Sun Dec 11 23:32:13 2011
New Revision: 1213106
URL: http://svn.apache.org/viewvc?rev=1213106&view=rev
Log:
LUCENE-3641: Fixed MultiReader to correctly propagate readerFinishedListeners to clones/reopened readers
Modified:
lucene/dev/trunk/lucene/CHANGES.txt
lucene/dev/trunk/lucene/src/java/org/apache/lucene/index/MultiReader.java
Modified: lucene/dev/trunk/lucene/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/lucene/CHANGES.txt?rev=1213106&r1=1213105&r2=1213106&view=diff
==============================================================================
--- lucene/dev/trunk/lucene/CHANGES.txt (original)
+++ lucene/dev/trunk/lucene/CHANGES.txt Sun Dec 11 23:32:13 2011
@@ -724,6 +724,9 @@ Bug fixes
In ParallelReader the bug was not existent, but the implementation method
was also made private. (Uwe Schindler)
+* LUCENE-3641: Fixed MultiReader to correctly propagate readerFinishedListeners
+ to clones/reopened readers. (Uwe Schindler)
+
Documentation
* LUCENE-3597: Fixed incorrect grouping documentation. (Martijn van Groningen, Robert Muir)
Modified: lucene/dev/trunk/lucene/src/java/org/apache/lucene/index/MultiReader.java
URL: http://svn.apache.org/viewvc/lucene/dev/trunk/lucene/src/java/org/apache/lucene/index/MultiReader.java?rev=1213106&r1=1213105&r2=1213106&view=diff
==============================================================================
--- lucene/dev/trunk/lucene/src/java/org/apache/lucene/index/MultiReader.java (original)
+++ lucene/dev/trunk/lucene/src/java/org/apache/lucene/index/MultiReader.java Sun Dec 11 23:32:13 2011
@@ -18,6 +18,7 @@ package org.apache.lucene.index;
*/
import java.io.IOException;
+import java.util.Collection;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.lucene.util.Bits;
@@ -27,7 +28,7 @@ import org.apache.lucene.util.MapBackedS
/** An IndexReader which reads multiple indexes, appending
* their content. */
public class MultiReader extends BaseMultiReader<IndexReader> {
- private boolean[] decrefOnClose; // remember which subreaders to decRef on close
+ private final boolean[] decrefOnClose; // remember which subreaders to decRef on close
/**
* <p>Construct a MultiReader aggregating the named set of (sub)readers.
@@ -46,7 +47,7 @@ public class MultiReader extends BaseMul
*/
public MultiReader(IndexReader[] subReaders, boolean closeSubReaders) throws IOException {
super(subReaders.clone());
- this.readerFinishedListeners = new MapBackedSet<ReaderFinishedListener>(new ConcurrentHashMap<ReaderFinishedListener,Boolean>());
+ readerFinishedListeners = new MapBackedSet<ReaderFinishedListener>(new ConcurrentHashMap<ReaderFinishedListener,Boolean>());
decrefOnClose = new boolean[subReaders.length];
for (int i = 0; i < subReaders.length; i++) {
if (!closeSubReaders) {
@@ -57,6 +58,15 @@ public class MultiReader extends BaseMul
}
}
}
+
+ // used only by openIfChaged
+ private MultiReader(IndexReader[] subReaders, boolean[] decrefOnClose,
+ Collection<ReaderFinishedListener> readerFinishedListeners)
+ throws IOException {
+ super(subReaders);
+ this.decrefOnClose = decrefOnClose;
+ this.readerFinishedListeners = readerFinishedListeners;
+ }
@Override
protected synchronized IndexReader doOpenIfChanged() throws CorruptIndexException, IOException {
@@ -117,9 +127,7 @@ public class MultiReader extends BaseMul
newDecrefOnClose[i] = true;
}
}
- MultiReader mr = new MultiReader(newSubReaders);
- mr.decrefOnClose = newDecrefOnClose;
- return mr;
+ return new MultiReader(newSubReaders, newDecrefOnClose, readerFinishedListeners);
} else {
return null;
}