--- lucene-java-2.3.2/src/java/org/apache/lucene/index/IndexReader.java	2007-11-26 15:31:39.000000000 -0800
+++ lucene-java-2.3.2-patched/src/java/org/apache/lucene/index/IndexReader.java	2008-07-17 02:34:54.000000000 -0700
@@ -159,16 +159,30 @@
    * @throws AlreadyClosedException if this IndexReader is closed
    */
   protected final void ensureOpen() throws AlreadyClosedException {
     if (refCount <= 0) {
       throw new AlreadyClosedException("this IndexReader is closed");
     }
   }
 
+    public synchronized void acquire()
+        throws AlreadyClosedException
+    {
+        ensureOpen();
+        incRef();
+    }
+
+    public synchronized void release()
+        throws AlreadyClosedException, IOException
+    {
+        ensureOpen();
+        decRef();
+    }
+
   /** Returns an IndexReader reading the index in an FSDirectory in the named
    path.
    * @throws CorruptIndexException if the index is corrupt
    * @throws IOException if there is a low-level IO error
    * @param path the path to the index directory */
   public static IndexReader open(String path) throws CorruptIndexException, IOException {
     return open(FSDirectory.getDirectory(path), true, null);
   }