--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/io/CharToByteEUC_JP.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,201 @@
+/*
+ * Copyright 1996-1999 Sun Microsystems, Inc. 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. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package sun.io;
+
+/**
+ * @author Limin Shi
+ */
+
+public class CharToByteEUC_JP extends CharToByteJIS0208 {
+ CharToByteJIS0201 cbJIS0201 = new CharToByteJIS0201();
+ CharToByteJIS0212 cbJIS0212 = new CharToByteJIS0212();
+
+ public String getCharacterEncoding() {
+ return "EUC_JP";
+ }
+
+ protected int convSingleByte(char inputChar, byte[] outputByte) {
+ byte b;
+
+ if (inputChar == 0) {
+ outputByte[0] = (byte)0;
+ return 1;
+ }
+
+ if ((b = cbJIS0201.getNative(inputChar)) == 0)
+ return 0;
+
+ if (b > 0 && b < 128) {
+ outputByte[0] = b;
+ return 1;
+ }
+ outputByte[0] = (byte)0x8E;
+ outputByte[1] = b;
+ return 2;
+ }
+
+ protected int getNative(char ch) {
+ int offset = index1[((ch & 0xff00) >> 8 )] << 8;
+ int r = index2[offset >> 12].charAt((offset & 0xfff) + (ch & 0xff));
+ if (r != 0)
+ return r + 0x8080;
+ r = cbJIS0212.getNative(ch);
+ if (r == 0)
+ return r;
+ return r + 0x8F8080;
+ }
+
+
+ /**
+ * Converts characters to sequences of bytes.
+ * Conversions that result in Exceptions can be restarted by calling
+ * convert again, with appropriately modified parameters.
+ * @return the characters written to output.
+ * @param input char array containing text in Unicode
+ * @param inStart offset in input array
+ * @param inEnd offset of last byte to be converted
+ * @param output byte array to receive conversion result
+ * @param outStart starting offset
+ * @param outEnd offset of last byte to be written to
+ * @throw UnsupportedCharacterException for any character
+ * that cannot be converted to the external character set.
+ */
+ 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
+ byte[] outputByte; // Output byte written to output
+ int inputSize = 0; // Size of input
+ int outputSize = 0; // Size of output
+ byte[] tmpbuf = new byte[4];
+
+ // Record beginning offsets
+ 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 hit the end of the input
+ while(charOff < inEnd) {
+ inputSize = 1;
+ outputByte = tmpbuf;
+ inputChar = input[charOff]; // Get the input character
+
+ // 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) {
+ 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 {
+ outputSize = convSingleByte(inputChar, outputByte);
+ if (outputSize == 0) { // DoubleByte
+ int ncode = getNative(inputChar);
+ if (ncode != 0 ) {
+ if ((ncode & 0xFF0000) == 0) {
+ outputByte[0] = (byte) ((ncode & 0xff00) >> 8);
+ outputByte[1] = (byte) (ncode & 0xff);
+ outputSize = 2;
+ } else {
+ outputByte[0] = (byte) 0x8F;
+ outputByte[1] = (byte) ((ncode & 0xff00) >> 8);
+ outputByte[2] = (byte) (ncode & 0xff);
+ outputSize = 3;
+ }
+ } else {
+ if (subMode) {
+ outputByte = subBytes;
+ outputSize = subBytes.length;
+ } else {
+ badInputLength = 1;
+ throw new UnknownCharacterException();
+ }
+ }
+ }
+ }
+
+ // If we don't have room for the output, throw an exception
+ if (byteOff + outputSize > outEnd)
+ throw new ConversionBufferFullException();
+
+ // Put the byte in the output buffer
+ for (int i = 0; i < outputSize; i++) {
+ output[byteOff++] = outputByte[i];
+ }
+ charOff += inputSize;
+ }
+ // Return the length written to the output buffer
+ return byteOff - outOff;
+ }
+
+
+ /**
+ * the maximum number of bytes needed to hold a converted char
+ * @returns the maximum number of bytes needed for a converted char
+ */
+ public int getMaxBytesPerChar() {
+ return 3;
+ }
+}