From 59d1b112c0314c82d7d01e39b362e1ccb33c01bf Mon Sep 17 00:00:00 2001
From: Uwe Schindler <uschindler@apache.org>
Date: Tue, 17 Jan 2012 16:09:51 +0000
Subject: [PATCH] LUCENE-3646: One more try to purge the reader!

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1232455 13f79535-47bb-0310-9956-ffa450edef68
---
 lucene/src/java/org/apache/lucene/search/FieldCacheImpl.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lucene/src/java/org/apache/lucene/search/FieldCacheImpl.java b/lucene/src/java/org/apache/lucene/search/FieldCacheImpl.java
index 895e5106a74..61f27c48e7d 100644
--- a/lucene/src/java/org/apache/lucene/search/FieldCacheImpl.java
+++ b/lucene/src/java/org/apache/lucene/search/FieldCacheImpl.java
@@ -173,6 +173,9 @@ class FieldCacheImpl implements FieldCache {
       Object key = reader.getCoreCacheKey();
       if (key instanceof IndexReader) {
         ((IndexReader)key).addReaderClosedListener(purgeReader); 
+      } else {
+        // last chance
+        reader.addReaderClosedListener(purgeReader); 				
       }
     }
   }