From ac85eab372f77127ac822360514334df5e317007 Mon Sep 17 00:00:00 2001
From: HejiaHo <hejiahe7@gmail.com>
Date: Mon, 14 Apr 2014 23:17:14 +0800
Subject: [PATCH] Fix ConcurrentReferenceHashMap max constraints

Update calculateShift to respect the maximum upper bound as well as the
minimum value.

Issue: SPR-11720

(cherry picked from commit 16410cad)
---
 .../org/springframework/util/ConcurrentReferenceHashMap.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spring-core/src/main/java/org/springframework/util/ConcurrentReferenceHashMap.java b/spring-core/src/main/java/org/springframework/util/ConcurrentReferenceHashMap.java
index b552513e40e..5faf441c98f 100644
--- a/spring-core/src/main/java/org/springframework/util/ConcurrentReferenceHashMap.java
+++ b/spring-core/src/main/java/org/springframework/util/ConcurrentReferenceHashMap.java
@@ -383,7 +383,7 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
 	protected static int calculateShift(int minimumValue, int maximumValue) {
 		int shift = 0;
 		int value = 1;
-		while (value < minimumValue && value < minimumValue) {
+		while (value < minimumValue && value < maximumValue) {
 			value <<= 1;
 			shift++;
 		}