From e3bda3bd0aa9213652221fb26b0128059e39b5eb Mon Sep 17 00:00:00 2001
From: Aleksey Shipilev <shade@openjdk.org>
Date: Wed, 24 Sep 2014 09:43:10 -0700
Subject: [PATCH] 8058643: (str) Re-examine hashCode implementation

Reviewed-by: martin, alanb, sherman, redestad
---
 jdk/src/java.base/share/classes/java/lang/String.java | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/jdk/src/java.base/share/classes/java/lang/String.java b/jdk/src/java.base/share/classes/java/lang/String.java
index 00f57044624..27c0ead5b10 100644
--- a/jdk/src/java.base/share/classes/java/lang/String.java
+++ b/jdk/src/java.base/share/classes/java/lang/String.java
@@ -1451,11 +1451,9 @@ public final class String
      */
     public int hashCode() {
         int h = hash;
-        if (h == 0 && value.length > 0) {
-            char val[] = value;
-
-            for (int i = 0; i < value.length; i++) {
-                h = 31 * h + val[i];
+        if (h == 0) {
+            for (char v : value) {
+                h = 31 * h + v;
             }
             hash = h;
         }