--- /dev/null 2012-04-30 09:02:14.886776105 -0700 +++ new/test/sun/nio/cs/OLD/EUC_JP_OLD.java 2012-07-19 09:43:02.000000000 -0700 @@ -0,0 +1,420 @@ +/* + * Copyright (c) 2002, 2010, 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. + */ + +/* + */ + +import java.nio.ByteBuffer; +import java.nio.CharBuffer; +import java.nio.charset.Charset; +import java.nio.charset.CharsetDecoder; +import java.nio.charset.CharsetEncoder; +import java.nio.charset.CoderResult; +import sun.nio.cs.HistoricallyNamedCharset; +import sun.nio.cs.Surrogate; + +public class EUC_JP_OLD + extends Charset + implements HistoricallyNamedCharset +{ + public EUC_JP_OLD() { + super("EUC-JP_OLD", null); + } + + public String historicalName() { + return "EUC_JP"; + } + + public boolean contains(Charset cs) { + return ((cs.name().equals("US-ASCII")) + || (cs instanceof JIS_X_0201_OLD) + || (cs instanceof JIS_X_0208_OLD) + || (cs instanceof JIS_X_0212_OLD) + || (cs instanceof EUC_JP_OLD)); + } + + public CharsetDecoder newDecoder() { + return new Decoder(this); + } + + public CharsetEncoder newEncoder() { + + // Need to force the replacement byte to 0x3f + // because JIS_X_0208_Encoder defines its own + // alternative 2 byte substitution to permit it + // to exist as a self-standing Encoder + + byte[] replacementBytes = { (byte)0x3f }; + return new Encoder(this).replaceWith(replacementBytes); + } + + + static class Decoder extends JIS_X_0208_Decoder { + + JIS_X_0201_OLD.Decoder decoderJ0201; + JIS_X_0212_Decoder decoderJ0212; + + private static final short[] j0208Index1 = + JIS_X_0208_Decoder.getIndex1(); + private static final String[] j0208Index2 = + JIS_X_0208_Decoder.getIndex2(); + + protected Decoder(Charset cs) { + super(cs); + decoderJ0201 = new JIS_X_0201_OLD.Decoder(cs); + decoderJ0212 = new JIS_X_0212_Decoder(cs); + start = 0xa1; + end = 0xfe; + } + protected char decode0212(int byte1, int byte2) { + return decoderJ0212.decodeDouble(byte1, byte2); + } + + protected char decodeDouble(int byte1, int byte2) { + if (byte1 == 0x8e) { + return decoderJ0201.decode(byte2 - 256); + } + // Fix for bug 4121358 - similar fix for bug 4117820 put + // into ByteToCharDoubleByte.getUnicode() + if (((byte1 < 0) || (byte1 > getIndex1().length)) + || ((byte2 < start) || (byte2 > end))) + return REPLACE_CHAR; + + int n = (j0208Index1[byte1 - 0x80] & 0xf) * (end - start + 1) + + (byte2 - start); + return j0208Index2[j0208Index1[byte1 - 0x80] >> 4].charAt(n); + } + + private CoderResult decodeArrayLoop(ByteBuffer src, + CharBuffer dst) + { + byte[] sa = src.array(); + int sp = src.arrayOffset() + src.position(); + int sl = src.arrayOffset() + src.limit(); + assert (sp <= sl); + sp = (sp <= sl ? sp : sl); + + char[] da = dst.array(); + int dp = dst.arrayOffset() + dst.position(); + int dl = dst.arrayOffset() + dst.limit(); + assert (dp <= dl); + dp = (dp <= dl ? dp : dl); + + int b1 = 0, b2 = 0; + int inputSize = 0; + char outputChar = REPLACE_CHAR; // U+FFFD; + + try { + while (sp < sl) { + b1 = sa[sp] & 0xff; + inputSize = 1; + + if ((b1 & 0x80) == 0) { + outputChar = (char)b1; + } + else { // Multibyte char + if ((b1 & 0xff) == 0x8f) { // JIS0212 + if (sp + 3 > sl) + return CoderResult.UNDERFLOW; + b1 = sa[sp + 1] & 0xff; + b2 = sa[sp + 2] & 0xff; + inputSize += 2; + outputChar = decode0212(b1-0x80, b2-0x80); + } else { + // JIS0208 + if (sp + 2 > sl) + return CoderResult.UNDERFLOW; + b2 = sa[sp + 1] & 0xff; + inputSize++; + outputChar = decodeDouble(b1, b2); + } + } + if (outputChar == REPLACE_CHAR) { // can't be decoded + return CoderResult.unmappableForLength(inputSize); + } + if (dp + 1 > dl) + return CoderResult.OVERFLOW; + da[dp++] = outputChar; + sp += inputSize; + } + return CoderResult.UNDERFLOW; + } finally { + src.position(sp - src.arrayOffset()); + dst.position(dp - dst.arrayOffset()); + } + } + + private CoderResult decodeBufferLoop(ByteBuffer src, + CharBuffer dst) + { + int mark = src.position(); + int b1 = 0, b2 = 0; + int inputSize = 0; + + char outputChar = REPLACE_CHAR; // U+FFFD; + + try { + while (src.hasRemaining()) { + b1 = src.get() & 0xff; + inputSize = 1; + + if ((b1 & 0x80) == 0) { + outputChar = (char)b1; + } else { // Multibyte char + if ((b1 & 0xff) == 0x8f) { // JIS0212 + if (src.remaining() < 2) + return CoderResult.UNDERFLOW; + b1 = src.get() & 0xff; + b2 = src.get() & 0xff; + inputSize += 2; + outputChar = decode0212(b1-0x80, b2-0x80); + } else { + // JIS0208 + if (src.remaining() < 1) + return CoderResult.UNDERFLOW; + b2 = src.get() & 0xff; + inputSize++; + outputChar = decodeDouble(b1, b2); + } + } + + if (outputChar == REPLACE_CHAR) { + return CoderResult.unmappableForLength(inputSize); + } + if (dst.remaining() < 1) + return CoderResult.OVERFLOW; + dst.put(outputChar); + mark += inputSize; + } + return CoderResult.UNDERFLOW; + } finally { + src.position(mark); + } + } + + // Make some protected methods public for use by JISAutoDetect + public CoderResult decodeLoop(ByteBuffer src, CharBuffer dst) { + if (src.hasArray() && dst.hasArray()) + return decodeArrayLoop(src, dst); + else + return decodeBufferLoop(src, dst); + } + public void implReset() { + super.implReset(); + } + public CoderResult implFlush(CharBuffer out) { + return super.implFlush(out); + } + } + + + static class Encoder extends JIS_X_0208_Encoder { + + JIS_X_0201_OLD.Encoder encoderJ0201; + JIS_X_0212_Encoder encoderJ0212; + + private static final short[] j0208Index1 = + JIS_X_0208_Encoder.getIndex1(); + private static final String[] j0208Index2 = + JIS_X_0208_Encoder.getIndex2(); + + private final Surrogate.Parser sgp = new Surrogate.Parser(); + + protected Encoder(Charset cs) { + super(cs, 3.0f, 3.0f); + encoderJ0201 = new JIS_X_0201_OLD.Encoder(cs); + encoderJ0212 = new JIS_X_0212_Encoder(cs); + } + + public boolean canEncode(char c) { + byte[] encodedBytes = new byte[3]; + + if (encodeSingle(c, encodedBytes) == 0) { //doublebyte + if (encodeDouble(c) == 0) + return false; + } + return true; + } + + protected int encodeSingle(char inputChar, byte[] outputByte) { + byte b; + + if (inputChar == 0) { + outputByte[0] = (byte)0; + return 1; + } + + if ((b = encoderJ0201.encode(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 encodeDouble(char ch) { + int offset = j0208Index1[((ch & 0xff00) >> 8 )] << 8; + int r = j0208Index2[offset >> 12].charAt((offset & 0xfff) + + (ch & 0xff)); + if (r != 0) + return r + 0x8080; + r = encoderJ0212.encodeDouble(ch); + if (r == 0) + return r; + return r + 0x8F8080; + } + + private CoderResult encodeArrayLoop(CharBuffer src, + ByteBuffer dst) + { + char[] sa = src.array(); + int sp = src.arrayOffset() + src.position(); + int sl = src.arrayOffset() + src.limit(); + assert (sp <= sl); + sp = (sp <= sl ? sp : sl); + byte[] da = dst.array(); + int dp = dst.arrayOffset() + dst.position(); + int dl = dst.arrayOffset() + dst.limit(); + assert (dp <= dl); + dp = (dp <= dl ? dp : dl); + + int outputSize = 0; + byte[] outputByte; + int inputSize = 0; // Size of input + byte[] tmpBuf = new byte[3]; + + try { + while (sp < sl) { + outputByte = tmpBuf; + char c = sa[sp]; + + if (Character.isSurrogate(c)) { + if (sgp.parse(c, sa, sp, sl) < 0) + return sgp.error(); + return sgp.unmappableResult(); + } + + outputSize = encodeSingle(c, outputByte); + + if (outputSize == 0) { // DoubleByte + int ncode = encodeDouble(c); + 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 { + return CoderResult.unmappableForLength(1); + } + } + if (dl - dp < outputSize) + return CoderResult.OVERFLOW; + // Put the byte in the output buffer + for (int i = 0; i < outputSize; i++) { + da[dp++] = outputByte[i]; + } + sp++; + } + return CoderResult.UNDERFLOW; + } finally { + src.position(sp - src.arrayOffset()); + dst.position(dp - dst.arrayOffset()); + } + } + + private CoderResult encodeBufferLoop(CharBuffer src, + ByteBuffer dst) + { + int outputSize = 0; + byte[] outputByte; + int inputSize = 0; // Size of input + byte[] tmpBuf = new byte[3]; + + int mark = src.position(); + + try { + while (src.hasRemaining()) { + outputByte = tmpBuf; + char c = src.get(); + if (Character.isSurrogate(c)) { + if (sgp.parse(c, src) < 0) + return sgp.error(); + return sgp.unmappableResult(); + } + + outputSize = encodeSingle(c, outputByte); + if (outputSize == 0) { // DoubleByte + int ncode = encodeDouble(c); + 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 { + return CoderResult.unmappableForLength(1); + } + } + + if (dst.remaining() < outputSize) + return CoderResult.OVERFLOW; + // Put the byte in the output buffer + for (int i = 0; i < outputSize; i++) { + dst.put(outputByte[i]); + } + mark++; + } + return CoderResult.UNDERFLOW; + } finally { + src.position(mark); + } + } + + protected CoderResult encodeLoop(CharBuffer src, + ByteBuffer dst) + { + if (src.hasArray() && dst.hasArray()) + return encodeArrayLoop(src, dst); + else + return encodeBufferLoop(src, dst); + } + } +}