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8292026: Remove redundant allocations from DoubleByteEncoder

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Reviewed-by: prr
This commit is contained in:
Andrey Turbanov 2022-08-11 06:23:01 +00:00
parent 3aaffd6309
commit 2ddf72874f
1 changed files with 6 additions and 11 deletions
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17
src/java.desktop/unix/classes/sun/font/DoubleByteEncoder.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2002, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -23,9 +23,6 @@
* questions.
*/
/*
*/
package sun.font;
import java.nio.ByteBuffer;
@ -39,8 +36,8 @@ public abstract class DoubleByteEncoder
extends CharsetEncoder
{
private short[] index1;
private String[] index2;
private final short[] index1;
private final String[] index2;
private final Surrogate.Parser sgp = new Surrogate.Parser();
@ -102,8 +99,7 @@ public abstract class DoubleByteEncoder
return CoderResult.UNDERFLOW;
char c2 = sa[sp + 1];
byte[] outputBytes = new byte[2];
outputBytes = encodeSurrogate(c, c2);
byte[] outputBytes = encodeSurrogate(c, c2);
if (outputBytes == null) {
return sgp.unmappableResult();
@ -158,8 +154,7 @@ public abstract class DoubleByteEncoder
if ((surr = sgp.parse(c, src)) < 0)
return sgp.error();
char c2 = Surrogate.low(surr);
byte[] outputBytes = new byte[2];
outputBytes = encodeSurrogate(c, c2);
byte[] outputBytes = encodeSurrogate(c, c2);
if (outputBytes == null) {
return sgp.unmappableResult();
@ -204,7 +199,7 @@ public abstract class DoubleByteEncoder
}
protected CoderResult encodeLoop(CharBuffer src, ByteBuffer dst) {
if (true && src.hasArray() && dst.hasArray())
if (src.hasArray() && dst.hasArray())
return encodeArrayLoop(src, dst);
else
return encodeBufferLoop(src, dst);