103 lines
3.2 KiB
Java
103 lines
3.2 KiB
Java
/*
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* Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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*/
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import java.nio.charset.Charset;
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import java.nio.charset.CharsetDecoder;
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import java.nio.charset.CharsetEncoder;
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import java.nio.charset.CharacterCodingException;
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import sun.nio.cs.HistoricallyNamedCharset;
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public class IBM942C_OLD extends Charset implements HistoricallyNamedCharset
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{
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public IBM942C_OLD() {
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super("x-IBM942C_OLD", null);
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}
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public String historicalName() {
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return "Cp942C";
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}
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public boolean contains(Charset cs) {
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return ((cs.name().equals("US-ASCII"))
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|| (cs instanceof IBM942C_OLD));
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}
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public CharsetDecoder newDecoder() {
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return new Decoder(this);
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}
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public CharsetEncoder newEncoder() {
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return new Encoder(this);
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}
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private static class Decoder extends IBM942_OLD.Decoder {
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protected static final String singleByteToChar;
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static {
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String indexs = "";
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for (char c = '\0'; c < '\u0080'; ++c) indexs += c;
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singleByteToChar = indexs +
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IBM942_OLD.Decoder.singleByteToChar.substring(indexs.length());
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}
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public Decoder(Charset cs) {
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super(cs, singleByteToChar);
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}
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}
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private static class Encoder extends IBM942_OLD.Encoder {
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protected static final short index1[];
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protected static final String index2a;
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protected static final int shift = 5;
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static {
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String indexs = "";
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for (char c = '\0'; c < '\u0080'; ++c) indexs += c;
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index2a = IBM942_OLD.Encoder.index2a + indexs;
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int o = IBM942_OLD.Encoder.index2a.length() + 15000;
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index1 = new short[IBM942_OLD.Encoder.index1.length];
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System.arraycopy(IBM942_OLD.Encoder.index1,
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0,
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index1,
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0,
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IBM942_OLD.Encoder.index1.length);
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for (int i = 0; i * (1<<shift) < 128; ++i) {
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index1[i] = (short)(o + i * (1<<shift));
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}
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}
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public Encoder(Charset cs) {
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super(cs, index1, index2a);
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}
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}
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}
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