From ebf46258704d3c5134a46ca566ddb61c9dc0d53e Mon Sep 17 00:00:00 2001
From: Michael McCandless <mikemccand@apache.org>
Date: Tue, 1 Jul 2008 15:30:31 +0000
Subject: [PATCH] LUCENE-1323: fix MultiReader to make a private copy of the
 subReaders array

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@673103 13f79535-47bb-0310-9956-ffa450edef68
---
 src/java/org/apache/lucene/index/MultiReader.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/java/org/apache/lucene/index/MultiReader.java b/src/java/org/apache/lucene/index/MultiReader.java
index 0e94915d3d4..4a40ba5ba2d 100644
--- a/src/java/org/apache/lucene/index/MultiReader.java
+++ b/src/java/org/apache/lucene/index/MultiReader.java
@@ -67,7 +67,7 @@ public class MultiReader extends IndexReader {
   }
   
   private void initialize(IndexReader[] subReaders, boolean closeSubReaders) {
-    this.subReaders = subReaders;
+    this.subReaders = (IndexReader[]) subReaders.clone();
     starts = new int[subReaders.length + 1];    // build starts array
     decrefOnClose = new boolean[subReaders.length];
     for (int i = 0; i < subReaders.length; i++) {