--- a/jdk/src/share/classes/sun/io/CharToByteISO2022.java Mon Aug 29 14:27:21 2011 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,221 +0,0 @@
-/*
- * Copyright (c) 1997, 2000, 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
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package sun.io;
-
-/**
-* @author Tom Zhou
-*/
-
-public abstract class CharToByteISO2022 extends CharToByteConverter
-{
- private final byte ISO_ESC = 0x1b;
- private final byte ISO_SI = 0x0f;
- private final byte ISO_SO = 0x0e;
- private final byte ISO_SS2_7 = 0x4e;
- private final byte ISO_SS3_7 = 0x4f;
- private final byte SS2 = (byte)0x8e;
- private final byte P2 = (byte)0xA2;
- private final byte P3 = (byte)0xA3;
- private final byte MSB = (byte)0x80;
-
- protected final byte maximumDesignatorLength = 4;
-
- protected String SODesignator,
- SS2Designator = null,
- SS3Designator = null;
-
- protected CharToByteConverter codeConverter;
-
- private boolean shiftout = false;
- private boolean SODesDefined = false;
- private boolean SS2DesDefined = false;
- private boolean SS3DesDefined = false;
-
- private boolean newshiftout = false;
- private boolean newSODesDefined = false;
- private boolean newSS2DesDefined = false;
- private boolean newSS3DesDefined = false;
-
- public int flush(byte[] output, int outStart, int outEnd)
- throws MalformedInputException
- {
- reset();
- return 0;
- }
-
- public void reset() {
- shiftout = false;
- SODesDefined = false;
- SS2DesDefined = false;
- SS3DesDefined = false;
- byteOff = charOff = 0;
- }
-
- public boolean canConvert(char ch)
- {
- if (ch<0x80)
- return true;
- return codeConverter.canConvert(ch);
- }
-
- private int unicodeToNative(char unicode, byte ebyte[])
- {
- int index = 0;
- byte tmpByte[];
- byte convByte[] = new byte[codeConverter.getMaxBytesPerChar()];
- char convChar[] = {unicode};
- int converted;
-
- try{
- converted = codeConverter.convert(convChar, 0, 1, convByte, 0,
- codeConverter.getMaxBytesPerChar());
- } catch(Exception e) {
- return -1;
- }
-
- if (converted == 2) {
- if (!SODesDefined) {
- newSODesDefined = true;
- ebyte[0] = ISO_ESC;
- tmpByte = SODesignator.getBytes();
- System.arraycopy(tmpByte,0,ebyte,1,tmpByte.length);
- index = tmpByte.length+1;
- }
- if (!shiftout) {
- newshiftout = true;
- ebyte[index++] = ISO_SO;
- }
- ebyte[index++] = (byte)(convByte[0]&0x7f);
- ebyte[index++] = (byte)(convByte[1]&0x7f);
- } else {
- if((convByte[0] == SS2)&&(convByte[1] == P2)) {
- if (!SS2DesDefined) {
- newSS2DesDefined = true;
- ebyte[0] = ISO_ESC;
- tmpByte = SS2Designator.getBytes();
- System.arraycopy(tmpByte,0,ebyte,1,tmpByte.length);
- index = tmpByte.length+1;
- }
- ebyte[index++] = ISO_ESC;
- ebyte[index++] = ISO_SS2_7;
- ebyte[index++] = (byte)(convByte[2]&0x7f);
- ebyte[index++] = (byte)(convByte[3]&0x7f);
- }
- if((convByte[0] == SS2)&&(convByte[1] == 0xA3))
- {
- if(!SS3DesDefined){
- newSS3DesDefined = true;
- ebyte[0] = ISO_ESC;
- tmpByte = SS3Designator.getBytes();
- System.arraycopy(tmpByte,0,ebyte,1,tmpByte.length);
- index = tmpByte.length+1;
- }
- ebyte[index++] = ISO_ESC;
- ebyte[index++] = ISO_SS3_7;
- ebyte[index++] = (byte)(convByte[2]&0x7f);
- ebyte[index++] = (byte)(convByte[3]&0x7f);
- }
- }
- return index;
- }
-
- /**
- * Character conversion
- */
- public int convert(char[] input, int inOff, int inEnd,
- byte[] output, int outOff, int outEnd)
- throws UnknownCharacterException, MalformedInputException,
- ConversionBufferFullException
- {
- int outputSize;
- byte [] tmpbuf = new byte[this.getMaxBytesPerChar()];
- byte [] outputByte;
-
- byteOff = outOff;
-
- newshiftout = shiftout;
- newSODesDefined = SODesDefined;
- newSS2DesDefined = SS2DesDefined;
- newSS3DesDefined = SS3DesDefined;
-
- //Fixed 4122961 by bringing the charOff++ out to this
- // loop where it belongs, changing the loop from
- // while(){} to for(){}.
- for (charOff = inOff; charOff < inEnd; charOff++) {
- outputByte = tmpbuf;
- if (input[charOff] < 0x80) { // ASCII
- if (shiftout){
- newshiftout = false;
- outputSize = 2;
- outputByte[0] = ISO_SI;
- outputByte[1] = (byte)(input[charOff] & 0x7f);
- } else {
- outputSize = 1;
- outputByte[0] = (byte)(input[charOff] & 0x7f);
- }
- if(input[charOff] == '\n'){
- newSODesDefined = false;
- newSS2DesDefined = false;
- newSS3DesDefined = false;
- }
- } else {
- outputSize = unicodeToNative(input[charOff], outputByte);
- }
-
- if (outputSize == -1) {
- if (subMode) {
- if(!newSODesDefined){
- newSODesDefined = !newSODesDefined;
- outputByte[0] = ISO_SO;
- outputByte[1] = (byte)'?';
- outputSize = 2;
- } else {
- outputByte = subBytes;
- outputSize = subBytes.length;
- }
- } else {
- badInputLength = 1;
- throw new UnknownCharacterException();
- }
- }
-
- if (outEnd - byteOff < outputSize)
- throw new ConversionBufferFullException();
-
- for (int i = 0; i < outputSize; i++)
- output[byteOff++] = outputByte[i];
-
- // Bug 4266772. Update statuses only when output buffer has been
- // updated. When ConversionBufferFullException() has been throwed
- // we want to keep old statuses for next call.
- shiftout = newshiftout;
- SODesDefined = newSODesDefined;
- SS2DesDefined = newSS2DesDefined;
- SS3DesDefined = newSS3DesDefined;
- }
- return byteOff - outOff;
- }
-}