| /* |
| * Copyright (c) 2002, 2012, 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.ext.*; |
| |
| public class MS932_OLD extends Charset implements HistoricallyNamedCharset |
| { |
| public MS932_OLD() { |
| super("windows-31j-OLD", null); |
| } |
| |
| public String historicalName() { |
| return "MS932"; |
| } |
| |
| public boolean contains(Charset cs) { |
| return ((cs.name().equals("US-ASCII")) |
| || (cs instanceof JIS_X_0201_OLD) |
| || (cs instanceof MS932_OLD)); |
| } |
| |
| public CharsetDecoder newDecoder() { |
| return new Decoder(this); |
| } |
| |
| public CharsetEncoder newEncoder() { |
| return new Encoder(this); |
| } |
| |
| private static class Decoder extends MS932DB.Decoder |
| // implements DelegatableDecoder |
| { |
| |
| JIS_X_0201_OLD.Decoder jisDec0201; |
| |
| private Decoder(Charset cs) { |
| super(cs); |
| jisDec0201 = new JIS_X_0201_OLD.Decoder(cs); |
| } |
| |
| protected char decodeSingle(int b) { |
| // If the high bits are all off, it's ASCII == Unicode |
| if ((b & 0xFF80) == 0) { |
| return (char)b; |
| } |
| return jisDec0201.decode(b); |
| } |
| |
| // Make some protected methods public for use by JISAutoDetect |
| public CoderResult decodeLoop(ByteBuffer src, CharBuffer dst) { |
| return super.decodeLoop(src, dst); |
| } |
| public void implReset() { |
| super.implReset(); |
| } |
| public CoderResult implFlush(CharBuffer out) { |
| return super.implFlush(out); |
| } |
| } |
| |
| private static class Encoder extends MS932DB.Encoder { |
| |
| private JIS_X_0201_OLD.Encoder jisEnc0201; |
| |
| |
| private Encoder(Charset cs) { |
| super(cs); |
| jisEnc0201 = new JIS_X_0201_OLD.Encoder(cs); |
| } |
| |
| protected int encodeSingle(char inputChar) { |
| |
| byte b; |
| // \u0000 - \u007F map straight through |
| if ((inputChar & 0xFF80) == 0) { |
| return ((byte)inputChar); |
| } |
| |
| if ((b = jisEnc0201.encode(inputChar)) == 0) |
| return -1; |
| else |
| return b; |
| } |
| } |
| } |