| /* |
| * Copyright (c) 2002, 2019, 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 $PACKAGE$; |
| |
| 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.DelegatableDecoder; |
| import sun.nio.cs.DoubleByte; |
| import sun.nio.cs.Surrogate; |
| import sun.nio.cs.SingleByte; |
| import sun.nio.cs.*; |
| import static sun.nio.cs.CharsetMapping.*; |
| |
| public class IBM29626C |
| extends Charset |
| implements HistoricallyNamedCharset |
| { |
| public IBM29626C() { |
| super("x-IBM29626C", $ALIASES$); |
| } |
| |
| public String historicalName() { |
| return "Cp29626C"; |
| } |
| |
| public boolean contains(Charset cs) { |
| return ((cs.name().equals("US-ASCII")) |
| || (cs instanceof IBM29626C)); |
| } |
| |
| public CharsetDecoder newDecoder() { |
| return new Decoder(this); |
| } |
| |
| public CharsetEncoder newEncoder() { |
| return new Encoder(this); |
| } |
| |
| static class Decoder extends CharsetDecoder |
| implements DelegatableDecoder { |
| |
| final static SingleByte.Decoder DEC0201 = |
| (SingleByte.Decoder)new JIS_X_0201().newDecoder(); |
| |
| final static DoubleByte.Decoder DEC0208 = |
| (DoubleByte.Decoder)new JIS_X_0208().newDecoder(); |
| |
| final static DoubleByte.Decoder DEC0212 = |
| (DoubleByte.Decoder)new JIS_X_0212().newDecoder(); |
| |
| final static DoubleByte.Encoder ibm943 = |
| (DoubleByte.Encoder)new IBM943().newEncoder(); |
| |
| private final SingleByte.Decoder dec0201; |
| private final DoubleByte.Decoder dec0208; |
| private final DoubleByte.Decoder dec0212; |
| |
| private final String G2_b = |
| "\uA1F1\uA1F2\uA2CC\uADA1\uADA2\uADA3\uADA4\uADA5\uADA6\uADA7"+ |
| "\uADA8\uADA9\uADAA\uADAB\uADAC\uADAD\uADAE\uADAF\uADB0\uADB1"+ |
| "\uADB2\uADB3\uADB4\uADB5\uADB6\uADB7\uADB8\uADB9\uADBA\uADBB"+ |
| "\uADBC\uADBD\uADBE\uADC0\uADC1\uADC2\uADC3\uADC4\uADC5\uADC6"+ |
| "\uADC7\uADC8\uADC9\uADCA\uADCB\uADCC\uADCD\uADCE\uADCF\uADD0"+ |
| "\uADD1\uADD2\uADD3\uADD4\uADD5\uADD6\uADDF\uADE0\uADE1\uADE2"+ |
| "\uADE3\uADE4\uADE5\uADE6\uADE7\uADE8\uADE9\uADEA\uADEB\uADEC"+ |
| "\uADED\uADEE\uADEF\uADF0\uADF1\uADF2\uADF3\uADF4\uADF5\uADF6"+ |
| "\uADF7\uADF8\uADF9\uADFA\uADFB\uADFC"; |
| |
| private final String G2_c = |
| "\uFFE0\uFFE1\uFFE2\u2460\u2461\u2462\u2463\u2464\u2465\u2466"+ |
| "\u2467\u2468\u2469\u246A\u246B\u246C\u246D\u246E\u246F\u2470"+ |
| "\u2471\u2472\u2473\u2160\u2161\u2162\u2163\u2164\u2165\u2166"+ |
| "\u2167\u2168\u2169\u3349\u3314\u3322\u334D\u3318\u3327\u3303"+ |
| "\u3336\u3351\u3357\u330D\u3326\u3323\u332B\u334A\u333B\u339C"+ |
| "\u339D\u339E\u338E\u338F\u33C4\u33A1\u337B\u301D\u301F\u2116"+ |
| "\u33CD\u2121\u32A4\u32A5\u32A6\u32A7\u32A8\u3231\u3232\u3239"+ |
| "\u337E\u337D\u337C\u2252\u2261\u222B\u222E\u2211\u221A\u22A5"+ |
| "\u2220\u221F\u22BF\u2235\u2229\u222A"; |
| |
| private final String G3_b = |
| "\uF3B8\uF3B9\uF3AB\uF3AC\uF3AD\uF3AE\uF3AF\uF3B0\uF3B1\uF3B2"+ |
| "\uF3B3\uF3B4\uF3A1\uF3A2\uF3A3\uF3A4\uF3A5\uF3A6\uF3A7\uF3A8"+ |
| "\uF3A9\uF3AA\uF3B7\uF3B8\uF4A2\uF4A3\uF4A4\uF4A5\uF4A6\uF4A8"+ |
| "\uF4A9\uF4AC\uF4AE\uF4AF\uF4B0\uF4B2\uF4B3\uF4B4\uF4B5\uF4B6"+ |
| "\uF4B7\uF4BA\uF4BD\uF4BE\uF4C0\uF4BF\uF4C2\uF4A1\uF4C6\uF4C7"+ |
| "\uF4C8\uF4CB\uF4D0\uF4D4\uF4D5\uF4D7\uF4D9\uF4DC\uF4DF\uF4E0"+ |
| "\uF4E1\uF4E5\uF4E7\uF4EA\uF4ED\uF4EE\uF4EF\uF4F4\uF4F5\uF4F6"+ |
| "\uF4F8\uF3B8\uF4B9\uF4EB\uF4A7\uF4AA\uF4AB\uF4B1\uF4B8\uF4BB"+ |
| "\uF4BC\uF4C4\uF4C5\uF4C9\uF4CC\uF4CD\uF4CE\uF4CF\uF4D1\uF4D3"+ |
| "\uF4D6\uF4D8\uF4DA\uF4DB\uF4DE\uF4E2\uF4E3\uF4E4\uF4E6\uF4E8"+ |
| "\uF4E9\uF4EC\uF4F1\uF4F2\uF4F3\uF4F7\uF3B6\uF3B5"; |
| |
| private final String G3_c = |
| "\u2116\u2121\u2160\u2161\u2162\u2163\u2164\u2165\u2166\u2167"+ |
| "\u2168\u2169\u2170\u2171\u2172\u2173\u2174\u2175\u2176\u2177"+ |
| "\u2178\u2179\u3231\u00A6\u4EFC\u50F4\u51EC\u5307\u5324\u548A"+ |
| "\u5759\u589E\u5BEC\u5CF5\u5D53\u5FB7\u6085\u6120\u654E\u663B"+ |
| "\u6665\u6801\u6A6B\u6AE2\u6DF2\u6DF8\u7028\u70BB\u7501\u7682"+ |
| "\u769E\u7930\u7AE7\u7DA0\u7DD6\u8362\u85B0\u8807\u8B7F\u8CF4"+ |
| "\u8D76\u90DE\u9115\u9592\u973B\u974D\u9751\u999E\u9AD9\u9B72"+ |
| "\u9ED1\uF86F\uF929\uF9DC\uFA0E\uFA0F\uFA10\uFA11\uFA12\uFA13"+ |
| "\uFA14\uFA15\uFA16\uFA17\uFA18\uFA19\uFA1A\uFA1B\uFA1C\uFA1D"+ |
| "\uFA1E\uFA1F\uFA20\uFA21\uFA22\uFA23\uFA24\uFA25\uFA26\uFA27"+ |
| "\uFA28\uFA29\uFA2A\uFA2B\uFA2C\uFA2D\uFF02\uFF07"; |
| |
| protected Decoder(Charset cs) { |
| this(cs, 0.5f, 1.0f, DEC0201, DEC0208, DEC0212); |
| } |
| |
| protected Decoder(Charset cs, float avgCpb, float maxCpb, |
| SingleByte.Decoder dec0201, |
| DoubleByte.Decoder dec0208, |
| DoubleByte.Decoder dec0212) { |
| super(cs, avgCpb, maxCpb); |
| this.dec0201 = dec0201; |
| this.dec0208 = dec0208; |
| this.dec0212 = dec0212; |
| } |
| |
| |
| protected char decodeSingle(int b) { |
| if (b < 0x8e) |
| return (char) b; |
| if (b < 0x90) |
| return UNMAPPABLE_DECODING; |
| if (b < 0xa0) |
| return (char) b; |
| return UNMAPPABLE_DECODING; |
| } |
| |
| protected char decodeUDC(int byte1, int byte2, int offset) { |
| if ((byte1 >= 0xf5 && byte1 <= 0xfe) |
| && (byte2 >= 0xa1 && byte2 <= 0xfe)) { |
| return (char)((byte1 - 0xf5) * 94 + (byte2 - 0xa1) + offset); |
| } |
| return UNMAPPABLE_DECODING; |
| } |
| |
| final static String g1_c = "\u00a2\u00a3\u00ac\\\u007e"; |
| |
| protected char decodeDouble(int byte1, int byte2) { |
| if (byte1 == 0x8e) { |
| if (byte2 < 0x80) |
| return UNMAPPABLE_DECODING; |
| char c = dec0201.decode((byte)byte2); |
| if (byte2 >= 0xe0 && byte2 <= 0xe4) |
| c = g1_c.charAt(byte2 - 0xe0); |
| return c; |
| } |
| if ((byte1 >= 0xa1 && byte1 <= 0xfe) |
| && (byte2 >= 0xa1 && byte2 <= 0xfe)) { |
| char c = (char)((byte1 << 8) + byte2); |
| int idx = G2_b.indexOf(c); |
| if (idx > -1) |
| return G2_c.charAt(idx); |
| } |
| char ch = dec0208.decodeDouble(byte1 - 0x80, byte2 - 0x80); |
| if (ch == UNMAPPABLE_DECODING) |
| ch = decodeUDC(byte1, byte2, 0xe000); |
| return ch; |
| } |
| |
| protected char decodeDoubleG3(int byte1, int byte2) { |
| if ((byte1 >= 0xa1 && byte1 <= 0xfe) |
| && (byte2 >= 0xa1 && byte2 <= 0xfe)) { |
| char c = (char)((byte1 << 8) + byte2); |
| int idx = G3_b.indexOf(c); |
| if (idx > -1) |
| return G3_c.charAt(idx); |
| } |
| char ch = dec0212.decodeDouble(byte1 - 0x80, byte2 - 0x80); |
| if (ch == '\u2116') |
| ch = UNMAPPABLE_DECODING; |
| if (ch != UNMAPPABLE_DECODING) |
| ch = ibm943.canEncode(ch) ? ch : UNMAPPABLE_DECODING; |
| if (ch == UNMAPPABLE_DECODING) |
| ch = decodeUDC(byte1, byte2, 0xe3ac); |
| return ch; |
| } |
| |
| 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 = UNMAPPABLE_DECODING; |
| try { |
| while (sp < sl) { |
| b1 = sa[sp] & 0xff; |
| inputSize = 1; |
| |
| outputChar = decodeSingle(b1); |
| if (outputChar == UNMAPPABLE_DECODING) { // Multibyte char |
| if (b1 == 0x8f) { // JIS0212 |
| if (sp + 3 > sl) |
| return CoderResult.UNDERFLOW; |
| b1 = sa[sp + 1] & 0xff; |
| b2 = sa[sp + 2] & 0xff; |
| inputSize += 2; |
| outputChar = decodeDoubleG3(b1, b2); |
| } else { // JIS0201, JIS0208 |
| if (sp + 2 > sl) |
| return CoderResult.UNDERFLOW; |
| b2 = sa[sp + 1] & 0xff; |
| inputSize++; |
| outputChar = decodeDouble(b1, b2); |
| } |
| } |
| if (outputChar == UNMAPPABLE_DECODING) { // 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 = UNMAPPABLE_DECODING; |
| |
| try { |
| while (src.hasRemaining()) { |
| b1 = src.get() & 0xff; |
| inputSize = 1; |
| outputChar = decodeSingle(b1); |
| if (outputChar == UNMAPPABLE_DECODING) { // Multibyte char |
| if (b1 == 0x8f) { // JIS0212 |
| if (src.remaining() < 2) |
| return CoderResult.UNDERFLOW; |
| b1 = src.get() & 0xff; |
| b2 = src.get() & 0xff; |
| inputSize += 2; |
| outputChar = decodeDoubleG3(b1, b2); |
| } else { // JIS0201 JIS0208 |
| if (src.remaining() < 1) |
| return CoderResult.UNDERFLOW; |
| b2 = src.get() & 0xff; |
| inputSize++; |
| outputChar = decodeDouble(b1, b2); |
| } |
| } |
| if (outputChar == UNMAPPABLE_DECODING) { |
| 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 CharsetEncoder { |
| |
| final static SingleByte.Encoder ENC0201 = |
| (SingleByte.Encoder)new JIS_X_0201().newEncoder(); |
| |
| final static DoubleByte.Encoder ENC0208 = |
| (DoubleByte.Encoder)new JIS_X_0208().newEncoder(); |
| |
| final static DoubleByte.Encoder ENC0212 = |
| (DoubleByte.Encoder)new JIS_X_0212().newEncoder(); |
| |
| final static DoubleByte.Encoder ibm943 = |
| (DoubleByte.Encoder)new IBM943().newEncoder(); |
| |
| private final Surrogate.Parser sgp = new Surrogate.Parser(); |
| |
| private final SingleByte.Encoder enc0201; |
| private final DoubleByte.Encoder enc0208; |
| private final DoubleByte.Encoder enc0212; |
| |
| private final String G2_c = |
| "\u2015\u2211\u221F\u2225\u222E\u22BF\u2460\u2461\u2462\u2463"+ |
| "\u2464\u2465\u2466\u2467\u2468\u2469\u246A\u246B\u246C\u246D"+ |
| "\u246E\u246F\u2470\u2471\u2472\u2473\u301D\u301F\u3232\u3239"+ |
| "\u32A4\u32A5\u32A6\u32A7\u32A8\u3303\u330D\u3314\u3318\u3322"+ |
| "\u3323\u3326\u3327\u332B\u3336\u333B\u3349\u334A\u334D\u3351"+ |
| "\u3357\u337B\u337C\u337D\u337E\u338E\u338F\u339C\u339D\u339E"+ |
| "\u33A1\u33C4\u33CD\u4FE0\u525D\u555E\u5699\u56CA\u5861\u5C5B"+ |
| "\u5C62\u6414\u6451\u6522\u6805\u688E\u6F51\u7006\u7130\u7626"+ |
| "\u79B1\u7C1E\u7E48\u7E61\u7E6B\u8141\u8346\u840A\u8523\u87EC"+ |
| "\u881F\u8EC0\u91AC\u91B1\u9830\u9839\u985A\u9A52\u9DD7\u9E7C"+ |
| "\u9EB4\u9EB5\uFF0D\uFF5E\uFFE0\uFFE1\uFFE2"; |
| |
| private final String G2_b = |
| "\uA1BD\uADF4\uADF8\uA1C2\uADF3\uADF9\uADA1\uADA2\uADA3\uADA4"+ |
| "\uADA5\uADA6\uADA7\uADA8\uADA9\uADAA\uADAB\uADAC\uADAD\uADAE"+ |
| "\uADAF\uADB0\uADB1\uADB2\uADB3\uADB4\uADE0\uADE1\uADEB\uADEC"+ |
| "\uADE5\uADE6\uADE7\uADE8\uADE9\uADC6\uADCA\uADC1\uADC4\uADC2"+ |
| "\uADCC\uADCB\uADC5\uADCD\uADC7\uADCF\uADC0\uADCE\uADC3\uADC8"+ |
| "\uADC9\uADDF\uADEF\uADEE\uADED\uADD3\uADD4\uADD0\uADD1\uADD2"+ |
| "\uADD6\uADD5\uADE3\uB6A2\uC7ED\uB0A2\uB3FA\uC7B9\uC5B6\uD6A2"+ |
| "\uBCC8\uC1DF\uC4CF\uDAB9\uBAF4\uDBF4\uC8AE\uC6C2\uB1EB\uC1E9"+ |
| "\uC5F8\uC3BD\uE5DA\uBDAB\uB7D2\uE7A6\uB7D5\uCDE9\uBED5\uC0E6"+ |
| "\uCFB9\uB6ED\uBEDF\uC8B0\uCBCB\uF0F8\uC5BF\uC2CD\uB2AA\uB8B4"+ |
| "\uB9ED\uCCCD\uA1DD\uA1C1\uA1F1\uA1F2\uA2CC"; |
| |
| private final String G3_c = |
| "\u2116\u2121\u2160\u2161\u2162\u2163\u2164\u2165\u2166\u2167"+ |
| "\u2168\u2169\u2170\u2171\u2172\u2173\u2174\u2175\u2176\u2177"+ |
| "\u2178\u2179\u3231\u4EFC\u50F4\u51EC\u5307\u5324\u548A\u5759"+ |
| "\u589E\u5BEC\u5CF5\u5D53\u5FB7\u6085\u6120\u654E\u663B\u6665"+ |
| "\u6801\u6A6B\u6AE2\u6DF2\u6DF8\u7028\u70BB\u7501\u7682\u769E"+ |
| "\u7930\u7AE7\u7DA0\u7DD6\u8362\u85B0\u8807\u8B7F\u8CF4\u8D76"+ |
| "\u90DE\u9115\u9592\u973B\u974D\u9751\u999E\u9AD9\u9B72\u9ED1"+ |
| "\uF86F\uF929\uF9DC\uFA0E\uFA0F\uFA10\uFA11\uFA12\uFA13\uFA14"+ |
| "\uFA15\uFA16\uFA17\uFA18\uFA19\uFA1A\uFA1B\uFA1C\uFA1D\uFA1E"+ |
| "\uFA1F\uFA20\uFA21\uFA22\uFA23\uFA24\uFA25\uFA26\uFA27\uFA28"+ |
| "\uFA29\uFA2A\uFA2B\uFA2C\uFA2D\uFF02\uFF07\uFFE4"; |
| |
| private final String G3_b = |
| "\uF3B8\uF3B9\uF3AB\uF3AC\uF3AD\uF3AE\uF3AF\uF3B0\uF3B1\uF3B2"+ |
| "\uF3B3\uF3B4\uF3A1\uF3A2\uF3A3\uF3A4\uF3A5\uF3A6\uF3A7\uF3A8"+ |
| "\uF3A9\uF3AA\uF3B7\uF4A2\uF4A3\uF4A4\uF4A5\uF4A6\uF4A8\uF4A9"+ |
| "\uF4AC\uF4AE\uF4AF\uF4B0\uF4B2\uF4B3\uF4B4\uF4B5\uF4B6\uF4B7"+ |
| "\uF4BA\uF4BD\uF4BE\uF4C0\uF4BF\uF4C2\uF4A1\uF4C6\uF4C7\uF4C8"+ |
| "\uF4CB\uF4D0\uF4D4\uF4D5\uF4D7\uF4D9\uF4DC\uF4DF\uF4E0\uF4E1"+ |
| "\uF4E5\uF4E7\uF4EA\uF4ED\uF4EE\uF4EF\uF4F4\uF4F5\uF4F6\uF4F8"+ |
| "\uF3B8\uF4B9\uF4EB\uF4A7\uF4AA\uF4AB\uF4B1\uF4B8\uF4BB\uF4BC"+ |
| "\uF4C4\uF4C5\uF4C9\uF4CC\uF4CD\uF4CE\uF4CF\uF4D1\uF4D3\uF4D6"+ |
| "\uF4D8\uF4DA\uF4DB\uF4DE\uF4E2\uF4E3\uF4E4\uF4E6\uF4E8\uF4E9"+ |
| "\uF4EC\uF4F1\uF4F2\uF4F3\uF4F7\uF3B6\uF3B5\uA2C3"; |
| |
| protected Encoder(Charset cs) { |
| this(cs, 3.0f, 3.0f, ENC0201, ENC0208, ENC0212); |
| } |
| |
| protected Encoder(Charset cs, float avgBpc, float maxBpc, |
| SingleByte.Encoder enc0201, |
| DoubleByte.Encoder enc0208, |
| DoubleByte.Encoder enc0212) { |
| super(cs, avgBpc, maxBpc); |
| this.enc0201 = enc0201; |
| this.enc0208 = enc0208; |
| this.enc0212 = enc0212; |
| } |
| |
| public boolean canEncode(char c) { |
| byte[] encodedBytes = new byte[3]; |
| return encodeSingle(c, encodedBytes) != 0 || |
| encodeDouble(c) != UNMAPPABLE_ENCODING; |
| } |
| |
| private final static String G1_c = "\u00A2\u00A3\u00AC"; |
| |
| protected int encodeSingle(char inputChar, byte[] outputByte) { |
| if (inputChar >= 0x80 && inputChar < 0x8e) { |
| outputByte[0] = (byte)inputChar; |
| return 1; |
| } |
| if (inputChar >= 0x90 && inputChar < 0xa0) { |
| outputByte[0] = (byte)inputChar; |
| return 1; |
| } |
| int b = enc0201.encode(inputChar); |
| if (b == UNMAPPABLE_ENCODING) { |
| int idx = G1_c.indexOf(inputChar); |
| if (idx > -1) |
| b = 0xe0 + idx; |
| } |
| if (b == UNMAPPABLE_ENCODING) |
| return 0; |
| if (b >= 0 && b < 128) { |
| outputByte[0] = (byte)b; |
| return 1; |
| } |
| outputByte[0] = (byte)0x8e; |
| outputByte[1] = (byte)b; |
| return 2; |
| } |
| |
| protected int encodeUDC(char ch) { |
| if (ch >= '\ue000' && ch <= '\ue757') { |
| if (ch < '\ue3ac') { |
| int offset = (int)ch - 0xe000; |
| int b = ((offset / 94) << 8) + (offset % 94); |
| return b + 0xf5a1; |
| } else { |
| int offset = (int)ch - 0xe3ac; |
| int b = ((offset / 94) << 8) + (offset % 94); |
| return b + 0x8ff5a1; |
| } |
| } |
| return UNMAPPABLE_ENCODING; |
| } |
| |
| protected int encodeDouble(char ch) { |
| int idx = G2_c.indexOf(ch); |
| if (idx > -1) |
| return (int)G2_b.charAt(idx); |
| idx = G3_c.indexOf(ch); |
| if (idx > -1) |
| return (int)G3_b.charAt(idx) + 0x8f0000; |
| int b = enc0208.encodeChar(ch); |
| if (b != UNMAPPABLE_ENCODING) |
| return b + 0x8080; |
| b = encodeUDC(ch); |
| if (b != UNMAPPABLE_ENCODING) |
| return b; |
| if (ibm943.canEncode(ch)) { |
| b = enc0212.encodeChar(ch); |
| if (b != UNMAPPABLE_ENCODING) { |
| b += 0x8F8080; |
| return b; |
| } |
| } |
| return b; |
| } |
| |
| 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 != UNMAPPABLE_ENCODING) { |
| 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 != UNMAPPABLE_ENCODING) { |
| 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); |
| } |
| } |
| } |
