jdk/src/share/classes/sun/io/CharToByteCp834.java
author duke
Sat, 01 Dec 2007 00:00:00 +0000
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/*
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 * Copyright 2006 Sun Microsystems, Inc.  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.  Sun designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Sun in the LICENSE file that accompanied this code.
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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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 */
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package sun.io;
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import sun.nio.cs.ext.IBM933;
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//EBIDIC DBCSONLY Korean
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public class CharToByteCp834 extends CharToByteCp933
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{
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    public CharToByteCp834() {
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       super();
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       subBytes = new byte[] {(byte)0xfe, (byte)0xfe};
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    }
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    protected boolean doSBCS() {
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        return false;
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    }
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    protected int encodeHangul(char ch) {
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        int theBytes = super.encodeHangul(ch);
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        if (theBytes == -1) {
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            // Cp834 has 6 additional non-roundtrip char->bytes
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            // mappings, see#6379808
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            if (ch == '\u00b7') {
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                return 0x4143;
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            } else if (ch == '\u00ad') {
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                return 0x4148;
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            } else if (ch == '\u2015') {
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                return 0x4149;
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            } else if (ch == '\u223c') {
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                return 0x42a1;
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            } else if (ch == '\uff5e') {
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                return 0x4954;
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            } else if (ch == '\u2299') {
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                return 0x496f;
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            }
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        } else if (((theBytes & 0xff00)>>8) == 0) {
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            //SBCS, including 0
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            return -1;
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        }
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        return theBytes;
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    }
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    public int getMaxBytesPerChar() {
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       return 2;
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    }
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    public String getCharacterEncoding() {
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       return "Cp834";
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    }
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}