From 5d53bf09d4a337daaee50ed0a25cfb436924d6bd Mon Sep 17 00:00:00 2001
From: martin <unknown>
Date: Sun, 9 Mar 2008 21:56:42 -0700
Subject: [PATCH] 6633613: (str) StringCoding optimizations to avoid
 unnecessary array copies with Charset arg Reviewed-by: iris

---
 src/share/classes/java/lang/StringCoding.java | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/share/classes/java/lang/StringCoding.java b/src/share/classes/java/lang/StringCoding.java
index d3a23a881..f9d8ef3e6 100644
--- a/src/share/classes/java/lang/StringCoding.java
+++ b/src/share/classes/java/lang/StringCoding.java
@@ -194,8 +194,7 @@ class StringCoding {
 
     static char[] decode(Charset cs, byte[] ba, int off, int len) {
         StringDecoder sd = new StringDecoder(cs, cs.name());
-        byte[] b = Arrays.copyOf(ba, ba.length);
-        return sd.decode(b, off, len);
+        return sd.decode(Arrays.copyOfRange(ba, off, off + len), 0, len);
     }
 
     static char[] decode(byte[] ba, int off, int len) {
@@ -293,8 +292,7 @@ class StringCoding {
 
     static byte[] encode(Charset cs, char[] ca, int off, int len) {
         StringEncoder se = new StringEncoder(cs, cs.name());
-        char[] c = Arrays.copyOf(ca, ca.length);
-        return se.encode(c, off, len);
+        return se.encode(Arrays.copyOfRange(ca, off, off + len), 0, len);
     }
 
     static byte[] encode(char[] ca, int off, int len) {
-- 
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