001: /*
002: * Copyright 2003-2004 Sun Microsystems, Inc. All Rights Reserved.
003: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004: *
005: * This code is free software; you can redistribute it and/or modify it
006: * under the terms of the GNU General Public License version 2 only, as
007: * published by the Free Software Foundation. Sun designates this
008: * particular file as subject to the "Classpath" exception as provided
009: * by Sun in the LICENSE file that accompanied this code.
010: *
011: * This code is distributed in the hope that it will be useful, but WITHOUT
012: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
013: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
014: * version 2 for more details (a copy is included in the LICENSE file that
015: * accompanied this code).
016: *
017: * You should have received a copy of the GNU General Public License version
018: * 2 along with this work; if not, write to the Free Software Foundation,
019: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
020: *
021: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
022: * CA 95054 USA or visit www.sun.com if you need additional information or
023: * have any questions.
024: */
025:
026: package sun.nio.cs.ext;
027:
028: import java.nio.charset.Charset;
029: import java.nio.charset.CharsetDecoder;
030: import java.nio.charset.CharsetEncoder;
031: import sun.nio.cs.StandardCharsets;
032: import sun.nio.cs.SingleByteDecoder;
033: import sun.nio.cs.SingleByteEncoder;
034: import sun.nio.cs.HistoricallyNamedCharset;
035:
036: public class IBM838 extends Charset implements HistoricallyNamedCharset {
037:
038: public IBM838() {
039: super ("IBM-Thai", ExtendedCharsets.aliasesFor("IBM-Thai"));
040: }
041:
042: public String historicalName() {
043: return "Cp838";
044: }
045:
046: public boolean contains(Charset cs) {
047: return (cs instanceof IBM838);
048: }
049:
050: public CharsetDecoder newDecoder() {
051: return new Decoder(this );
052: }
053:
054: public CharsetEncoder newEncoder() {
055: return new Encoder(this );
056: }
057:
058: /**
059: * These accessors are temporarily supplied while sun.io
060: * converters co-exist with the sun.nio.cs.{ext} charset coders
061: * These facilitate sharing of conversion tables between the
062: * two co-existing implementations. When sun.io converters
063: * are made extinct these will be unncessary and should be removed
064: */
065:
066: public String getDecoderSingleByteMappings() {
067: return Decoder.byteToCharTable;
068:
069: }
070:
071: public short[] getEncoderIndex1() {
072: return Encoder.index1;
073:
074: }
075:
076: public String getEncoderIndex2() {
077: return Encoder.index2;
078:
079: }
080:
081: private static class Decoder extends SingleByteDecoder {
082: public Decoder(Charset cs) {
083: super (cs, byteToCharTable);
084: }
085:
086: private final static String byteToCharTable =
087:
088: "\u0E4F\u0061\u0062\u0063\u0064\u0065\u0066\u0067" + // 0x80 - 0x87
089: "\u0068\u0069\u0E1D\u0E1E\u0E1F\u0E20\u0E21\u0E22" + // 0x88 - 0x8F
090: "\u0E5A\u006A\u006B\u006C\u006D\u006E\u006F\u0070" + // 0x90 - 0x97
091: "\u0071\u0072\u0E23\u0E24\u0E25\u0E26\u0E27\u0E28" + // 0x98 - 0x9F
092: "\u0E5B\u007E\u0073\u0074\u0075\u0076\u0077\u0078" + // 0xA0 - 0xA7
093: "\u0079\u007A\u0E29\u0E2A\u0E2B\u0E2C\u0E2D\u0E2E" + // 0xA8 - 0xAF
094: "\u0E50\u0E51\u0E52\u0E53\u0E54\u0E55\u0E56\u0E57" + // 0xB0 - 0xB7
095: "\u0E58\u0E59\u0E2F\u0E30\u0E31\u0E32\u0E33\u0E34" + // 0xB8 - 0xBF
096: "\u007B\u0041\u0042\u0043\u0044\u0045\u0046\u0047" + // 0xC0 - 0xC7
097: "\u0048\u0049\u0E49\u0E35\u0E36\u0E37\u0E38\u0E39" + // 0xC8 - 0xCF
098: "\u007D\u004A\u004B\u004C\u004D\u004E\u004F\u0050" + // 0xD0 - 0xD7
099: "\u0051\u0052\u0E3A\u0E40\u0E41\u0E42\u0E43\u0E44" + // 0xD8 - 0xDF
100: "\\\u0E4A\u0053\u0054\u0055\u0056\u0057\u0058" + // 0xE0 - 0xE7
101: "\u0059\u005A\u0E45\u0E46\u0E47\u0E48\u0E49\u0E4A" + // 0xE8 - 0xEF
102: "\u0030\u0031\u0032\u0033\u0034\u0035\u0036\u0037" + // 0xF0 - 0xF7
103: "\u0038\u0039\u0E4B\u0E4C\u0E4D\u0E4B\u0E4C\u009F" + // 0xF8 - 0xFF
104: "\u0000\u0001\u0002\u0003\u009C\t\u0086\u007F" + // 0x00 - 0x07
105: "\u0097\u008D\u008E\u000B\f\r\u000E\u000F" + // 0x08 - 0x0F
106: "\u0010\u0011\u0012\u0013\u009D\n\b\u0087" + // 0x10 - 0x17
107: "\u0018\u0019\u0092\u008F\u001C\u001D\u001E\u001F" + // 0x18 - 0x1F
108: "\u0080\u0081\u0082\u0083\u0084\n\u0017\u001B" + // 0x20 - 0x27
109: "\u0088\u0089\u008A\u008B\u008C\u0005\u0006\u0007" + // 0x28 - 0x2F
110: "\u0090\u0091\u0016\u0093\u0094\u0095\u0096\u0004" + // 0x30 - 0x37
111: "\u0098\u0099\u009A\u009B\u0014\u0015\u009E\u001A" + // 0x38 - 0x3F
112: "\u0020\u00A0\u0E01\u0E02\u0E03\u0E04\u0E05\u0E06" + // 0x40 - 0x47
113: "\u0E07\u005B\u00A2\u002E\u003C\u0028\u002B\u007C" + // 0x48 - 0x4F
114: "\u0026\u0E48\u0E08\u0E09\u0E0A\u0E0B\u0E0C\u0E0D" + // 0x50 - 0x57
115: "\u0E0E\u005D\u0021\u0024\u002A\u0029\u003B\u00AC" + // 0x58 - 0x5F
116: "\u002D\u002F\u0E0F\u0E10\u0E11\u0E12\u0E13\u0E14" + // 0x60 - 0x67
117: "\u0E15\u005E\u00A6\u002C\u0025\u005F\u003E\u003F" + // 0x68 - 0x6F
118: "\u0E3F\u0E4E\u0E16\u0E17\u0E18\u0E19\u0E1A\u0E1B" + // 0x70 - 0x77
119: "\u0E1C\u0060\u003A\u0023\u0040\'\u003D\""; // 0x78 - 0x7F
120:
121: }
122:
123: private static class Encoder extends SingleByteEncoder {
124: public Encoder(Charset cs) {
125: super (cs, index1, index2, 0xFF00, 0x00FF, 8);
126: }
127:
128: private final static String index2 =
129:
130: "\u0000\u0001\u0002\u0003\u0037\u002D\u002E\u002F"
131: + "\u0016\u0005\u0015\u000B\f\r\u000E\u000F"
132: + "\u0010\u0011\u0012\u0013\u003C\u003D\u0032\u0026"
133: + "\u0018\u0019\u003F\'\u001C\u001D\u001E\u001F"
134: + "\u0040\u005A\u007F\u007B\u005B\u006C\u0050\u007D"
135: + "\u004D\u005D\\\u004E\u006B\u0060\u004B\u0061"
136: + "\u00F0\u00F1\u00F2\u00F3\u00F4\u00F5\u00F6\u00F7"
137: + "\u00F8\u00F9\u007A\u005E\u004C\u007E\u006E\u006F"
138: + "\u007C\u00C1\u00C2\u00C3\u00C4\u00C5\u00C6\u00C7"
139: + "\u00C8\u00C9\u00D1\u00D2\u00D3\u00D4\u00D5\u00D6"
140: + "\u00D7\u00D8\u00D9\u00E2\u00E3\u00E4\u00E5\u00E6"
141: + "\u00E7\u00E8\u00E9\u0049\u00E0\u0059\u0069\u006D"
142: + "\u0079\u0081\u0082\u0083\u0084\u0085\u0086\u0087"
143: + "\u0088\u0089\u0091\u0092\u0093\u0094\u0095\u0096"
144: + "\u0097\u0098\u0099\u00A2\u00A3\u00A4\u00A5\u00A6"
145: + "\u00A7\u00A8\u00A9\u00C0\u004F\u00D0\u00A1\u0007"
146: + "\u0020\u0021\"\u0023\u0024\u0015\u0006\u0017"
147: + "\u0028\u0029\u002A\u002B\u002C\t\n\u001B"
148: + "\u0030\u0031\u001A\u0033\u0034\u0035\u0036\b"
149: + "\u0038\u0039\u003A\u003B\u0004\u0014\u003E\u00FF"
150: + "\u0041\u0000\u004A\u0000\u0000\u0000\u006A\u0000"
151: + "\u0000\u0000\u0000\u0000\u005F\u0000\u0000\u0000"
152: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
153: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
154: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
155: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
156: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
157: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
158: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
159: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
160: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
161: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
162: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
163: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
164: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
165: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
166: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
167: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
168: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
169: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
170: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
171: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
172: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
173: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
174: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
175: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
176: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
177: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
178: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
179: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
180: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
181: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
182: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
183: + "\u0000\u0000\u0000\u0000\u0000\u0042\u0043\u0044"
184: + "\u0045\u0046\u0047\u0048\u0052\u0053\u0054\u0055"
185: + "\u0056\u0057\u0058\u0062\u0063\u0064\u0065\u0066"
186: + "\u0067\u0068\u0072\u0073\u0074\u0075\u0076\u0077"
187: + "\u0078\u008A\u008B\u008C\u008D\u008E\u008F\u009A"
188: + "\u009B\u009C\u009D\u009E\u009F\u00AA\u00AB\u00AC"
189: + "\u00AD\u00AE\u00AF\u00BA\u00BB\u00BC\u00BD\u00BE"
190: + "\u00BF\u00CB\u00CC\u00CD\u00CE\u00CF\u00DA\u0000"
191: + "\u0000\u0000\u0000\u0070\u00DB\u00DC\u00DD\u00DE"
192: + "\u00DF\u00EA\u00EB\u00EC\u00ED\u00EE\u00EF\u00FA"
193: + "\u00FB\u00FC\u0071\u0080\u00B0\u00B1\u00B2\u00B3"
194: + "\u00B4\u00B5\u00B6\u00B7\u00B8\u00B9\u0090\u00A0"
195: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
196: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
197: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
198: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
199: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
200: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
201: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
202: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
203: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
204: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
205: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
206: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
207: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
208: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
209: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
210: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
211: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
212: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
213: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
214: + "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"
215: + "\u0000\u0000\u0000\u0000";
216:
217: private final static short index1[] = { 0, 173, 173, 173, 173,
218: 173, 173, 173, 173, 173, 173, 173, 173, 173, 428, 173,
219: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
220: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
221: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
222: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
223: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
224: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
225: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
226: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
227: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
228: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
229: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
230: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
231: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
232: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
233: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
234: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
235: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
236: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
237: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
238: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
239: 173, 173, 173, 173, 173, 173, 173, 173, 173, 173, 173,
240: 173, 173, 173, 173, 173, 173, 173, 173, 173,
241:
242: };
243: }
244: }
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