--- a/jdk/src/share/classes/sun/io/CharToByteISO2022JP.java Mon Aug 29 14:27:21 2011 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,319 +0,0 @@
-/*
- * Copyright (c) 1996, 1999, 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;
-import java.io.*;
-
-public class CharToByteISO2022JP extends CharToByteJIS0208 {
-
- private static final int ASCII = 0; // ESC ( B
- private static final int JISX0201_1976 = 1; // ESC ( J
- private static final int JISX0208_1978 = 2; // ESC $ @
- private static final int JISX0208_1983 = 3; // ESC $ B
- private static final int JISX0201_1976_KANA = 4; // ESC ( I
-
- private char highHalfZoneCode;
- private boolean flushed = true;
-
- // JIS is state full encoding, so currentMode keep the
- // current codeset
- private int currentMode = ASCII;
-
- /**
- * Bytes for substitute for unmappable input.
- */
- // XXX: Assumes subBytes are ASCII string. Need to change Escape sequence
- // for other character sets.
- protected byte[] subBytesEscape = { (byte)0x1b, (byte)0x28, (byte)0x42 }; // ESC ( B
- protected int subBytesMode = ASCII;
-
- public int flush(byte[] output, int outStart, int outEnd)
- throws MalformedInputException, ConversionBufferFullException
- {
- if (highHalfZoneCode != 0) {
- highHalfZoneCode = 0;
- badInputLength = 0;
- throw new MalformedInputException();
- }
-
- if (!flushed && (currentMode != ASCII)) {
- if (outEnd - outStart < 3) {
- throw new ConversionBufferFullException();
- }
- output[outStart] = (byte)0x1b;
- output[outStart + 1] = (byte)0x28;
- output[outStart + 2] = (byte)0x42;
- byteOff += 3;
- byteOff = charOff = 0;
- flushed = true;
- currentMode = ASCII;
- return 3;
- }
- return 0;
- }
-
- public int convert(char[] input, int inOff, int inEnd,
- byte[] output, int outOff, int outEnd)
- throws MalformedInputException, UnknownCharacterException,
- ConversionBufferFullException
-
- {
- char inputChar; // Input character to be converted
- int inputSize; // Size of the input
- int outputSize; // Size of the output
-
- // Buffer for output bytes
- byte[] tmpArray = new byte[6];
- byte[] outputByte;
-
- flushed = false;
-
- // Make copies of input and output indexes
- charOff = inOff;
- byteOff = outOff;
-
- if (highHalfZoneCode != 0) {
- inputChar = highHalfZoneCode;
- highHalfZoneCode = 0;
- if (input[inOff] >= 0xdc00 && input[inOff] <= 0xdfff) {
- // This is legal UTF16 sequence.
- badInputLength = 1;
- throw new UnknownCharacterException();
- } else {
- // This is illegal UTF16 sequence.
- badInputLength = 0;
- throw new MalformedInputException();
- }
- }
-
- // Loop until we run out of input
- while(charOff < inEnd) {
- outputByte = tmpArray;
- int newMode = currentMode; // Trace character mode changing
-
- // Get the input character
- inputChar = input[charOff];
- inputSize = 1;
- outputSize = 1;
-
- // Is this a high surrogate?
- if(inputChar >= '\uD800' && inputChar <= '\uDBFF') {
- // Is this the last character of the input?
- if (charOff + 1 >= inEnd) {
- highHalfZoneCode = inputChar;
- break;
- }
-
- // Is there a low surrogate following?
- inputChar = input[charOff + 1];
- if (inputChar >= '\uDC00' && inputChar <= '\uDFFF') {
- // We have a valid surrogate pair. Too bad we don't do
- // surrogates. Is substitution enabled?
- if (subMode) {
- if (currentMode != subBytesMode) {
- System.arraycopy(subBytesEscape, 0, outputByte, 0,
- subBytesEscape.length);
- outputSize = subBytesEscape.length;
- System.arraycopy(subBytes, 0, outputByte,
- outputSize, subBytes.length);
- outputSize += subBytes.length;
- newMode = subBytesMode;
- } else {
- outputByte = subBytes;
- outputSize = subBytes.length;
- }
- inputSize = 2;
- } else {
- badInputLength = 2;
- throw new UnknownCharacterException();
- }
- } else {
- // We have a malformed surrogate pair
- badInputLength = 1;
- throw new MalformedInputException();
- }
- }
-
- // Is this an unaccompanied low surrogate?
- else if (inputChar >= '\uDC00' && inputChar <= '\uDFFF') {
- badInputLength = 1;
- throw new MalformedInputException();
- } else {
- // Not part of a surrogate
-
- // Does this map to the Roman range?
- if (inputChar <= '\u007F') {
- if (currentMode != ASCII) {
- outputByte[0] = (byte)0x1b;
- outputByte[1] = (byte)0x28;
- outputByte[2] = (byte)0x42;
- outputByte[3] = (byte)inputChar;
- outputSize = 4;
- newMode = ASCII;
- } else {
- outputByte[0] = (byte)inputChar;
- outputSize = 1;
- }
- }
- // Is it a single byte kana?
- else if (inputChar >= 0xFF61 && inputChar <= 0xFF9F) {
- if (currentMode != JISX0201_1976_KANA) {
- outputByte[0] = (byte)0x1b;
- outputByte[1] = (byte)0x28;
- outputByte[2] = (byte)0x49;
- outputByte[3] = (byte)(inputChar - 0xff40);
- outputSize = 4;
- newMode = JISX0201_1976_KANA;
- } else {
- outputByte[0] = (byte)(inputChar - 0xff40);
- outputSize = 1;
- }
- }
- // Is it a yen sign?
- else if (inputChar == '\u00A5') {
- if (currentMode != JISX0201_1976) {
- outputByte[0] = (byte)0x1b;
- outputByte[1] = (byte)0x28;
- outputByte[2] = (byte)0x4a;
- outputByte[3] = (byte)0x5c;
- outputSize = 4;
- newMode = JISX0201_1976;
- } else {
- outputByte[0] = (byte)0x5C;
- outputSize = 1;
- }
- }
- // Is it a tilde?
- else if (inputChar == '\u203E')
- {
- if (currentMode != JISX0201_1976) {
- outputByte[0] = (byte)0x1b;
- outputByte[1] = (byte)0x28;
- outputByte[2] = (byte)0x4a;
- outputByte[3] = (byte)0x7e;
- outputSize = 4;
- newMode = JISX0201_1976;
- } else {
- outputByte[0] = (byte)0x7e;
- outputSize = 1;
- }
- }
- // Is it a JIS-X-0208 character?
- else {
- int index = getNative(inputChar);
- if (index != 0) {
- if (currentMode != JISX0208_1983) {
- outputByte[0] = (byte)0x1b;
- outputByte[1] = (byte)0x24;
- outputByte[2] = (byte)0x42;
- outputByte[3] = (byte)(index >> 8);
- outputByte[4] = (byte)(index & 0xff);
- outputSize = 5;
- newMode = JISX0208_1983;
- } else {
- outputByte[0] = (byte)(index >> 8);
- outputByte[1] = (byte)(index & 0xff);
- outputSize = 2;
- }
- }
- // It doesn't map to JIS-0208!
- else {
- if (subMode) {
- if (currentMode != subBytesMode) {
- System.arraycopy(subBytesEscape, 0, outputByte, 0,
- subBytesEscape.length);
- outputSize = subBytesEscape.length;
- System.arraycopy(subBytes, 0, outputByte,
- outputSize, subBytes.length);
- outputSize += subBytes.length;
- newMode = subBytesMode;
- } else {
- outputByte = subBytes;
- outputSize = subBytes.length;
- }
- } else {
- badInputLength = 1;
- throw new UnknownCharacterException();
- }
- }
- }
- }
-
- // Is there room in the output buffer?
- // XXX: The code assumes output buffer can hold at least 5 bytes,
- // in this coverter case. However, there is no way for apps to
- // see how many bytes will be necessary for next call.
- // getMaxBytesPerChar() should be overriden in every subclass of
- // CharToByteConverter and reflect real value (5 for this).
- if (byteOff + outputSize > outEnd)
- throw new ConversionBufferFullException();
-
- // Put the output into the buffer
- for ( int i = 0 ; i < outputSize ; i++ )
- output[byteOff++] = outputByte[i];
-
- // Advance the input pointer
- charOff += inputSize;
-
- // We can successfuly output the characters, changes
- // current mode. Fix for 4251646.
- currentMode = newMode;
- }
-
- // return mode ASCII at the end
- if (currentMode != ASCII){
- if (byteOff + 3 > outEnd)
- throw new ConversionBufferFullException();
-
- output[byteOff++] = 0x1b;
- output[byteOff++] = 0x28;
- output[byteOff++] = 0x42;
- currentMode = ASCII;
- }
-
- // Return the length written to the output buffer
- return byteOff-outOff;
- }
-
- // Reset
- public void reset() {
- highHalfZoneCode = 0;
- byteOff = charOff = 0;
- currentMode = ASCII;
- }
-
- /**
- * returns the maximum number of bytes needed to convert a char
- */
- public int getMaxBytesPerChar() {
- return 8;
- }
-
- // Return the character set ID
- public String getCharacterEncoding() {
- return "ISO2022JP";
- }
-
-}