From 67de32d886737c8988997511380f029ca6702d48 Mon Sep 17 00:00:00 2001
From: remm <remm@13f79535-47bb-0310-9956-ffa450edef68>
Date: Wed, 2 Aug 2006 00:39:28 +0000
Subject: [PATCH] - Use a single reference to the cache during lookup (the
 cache array could be concurrently replaced).

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc6.0.x/trunk@427821 13f79535-47bb-0310-9956-ffa450edef68
---
 java/org/apache/naming/resources/ResourceCache.java | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/java/org/apache/naming/resources/ResourceCache.java b/java/org/apache/naming/resources/ResourceCache.java
index a82fe0ef7..733a22a14 100644
--- a/java/org/apache/naming/resources/ResourceCache.java
+++ b/java/org/apache/naming/resources/ResourceCache.java
@@ -289,10 +289,11 @@ public class ResourceCache {
     public CacheEntry lookup(String name) {
 
         CacheEntry cacheEntry = null;
+        CacheEntry[] currentCache = cache;
         accessCount++;
-        int pos = find(cache, name);
-        if ((pos != -1) && (name.equals(cache[pos].name))) {
-            cacheEntry = cache[pos];
+        int pos = find(currentCache, name);
+        if ((pos != -1) && (name.equals(currentCache[pos].name))) {
+            cacheEntry = currentCache[pos];
         }
         if (cacheEntry == null) {
             try {
-- 
2.11.0