112 lines
4.1 KiB
Java
112 lines
4.1 KiB
Java
/*
|
|
* Copyright (c) 2003, 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.
|
|
*/
|
|
|
|
package sun.nio.cs.ext;
|
|
|
|
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 static sun.nio.cs.CharsetMapping.*;
|
|
|
|
public class EUC_JP_Open
|
|
extends Charset
|
|
implements HistoricallyNamedCharset
|
|
{
|
|
public EUC_JP_Open() {
|
|
super("x-eucJP-Open", ExtendedCharsets.aliasesFor("x-eucJP-Open"));
|
|
}
|
|
|
|
public String historicalName() {
|
|
return "EUC_JP_Solaris";
|
|
}
|
|
|
|
public boolean contains(Charset cs) {
|
|
return ((cs.name().equals("US-ASCII"))
|
|
|| (cs instanceof JIS_X_0201)
|
|
|| (cs instanceof EUC_JP));
|
|
}
|
|
|
|
public CharsetDecoder newDecoder() {
|
|
return new Decoder(this);
|
|
}
|
|
|
|
public CharsetEncoder newEncoder() {
|
|
return new Encoder(this);
|
|
}
|
|
|
|
private static class Decoder extends EUC_JP.Decoder {
|
|
private static DoubleByte.Decoder DEC0208_Solaris =
|
|
(DoubleByte.Decoder)new JIS_X_0208_Solaris().newDecoder();
|
|
private static DoubleByte.Decoder DEC0212_Solaris =
|
|
(DoubleByte.Decoder)new JIS_X_0212_Solaris().newDecoder();
|
|
|
|
private Decoder(Charset cs) {
|
|
// JIS_X_0208_Solaris only has the "extra" mappings, it
|
|
// does not have the JIS_X_0208 entries
|
|
super(cs, 0.5f, 1.0f, DEC0201, DEC0208, DEC0212_Solaris);
|
|
}
|
|
|
|
protected char decodeDouble(int byte1, int byte2) {
|
|
char c = super.decodeDouble(byte1, byte2);
|
|
if (c == UNMAPPABLE_DECODING)
|
|
return DEC0208_Solaris.decodeDouble(byte1 - 0x80, byte2 - 0x80);
|
|
return c;
|
|
}
|
|
}
|
|
|
|
private static class Encoder extends EUC_JP.Encoder {
|
|
private static DoubleByte.Encoder ENC0208_Solaris =
|
|
(DoubleByte.Encoder)new JIS_X_0208_Solaris().newEncoder();
|
|
|
|
private static DoubleByte.Encoder ENC0212_Solaris =
|
|
(DoubleByte.Encoder)new JIS_X_0212_Solaris().newEncoder();
|
|
|
|
private Encoder(Charset cs) {
|
|
// The EUC_JP_Open has some interesting tweak for the
|
|
// encoding, so can't just pass the euc0208_solaris to
|
|
// the euc_jp. Have to override the encodeDouble() as
|
|
// showed below (mapping testing catches this).
|
|
// super(cs, 3.0f, 3.0f, ENC0201, ENC0208_Solaris, ENC0212_Solaris);
|
|
super(cs);
|
|
}
|
|
|
|
protected int encodeDouble(char ch) {
|
|
int b = super.encodeDouble(ch);
|
|
if (b != UNMAPPABLE_ENCODING)
|
|
return b;
|
|
b = ENC0208_Solaris.encodeChar(ch);
|
|
if (b != UNMAPPABLE_ENCODING && b > 0x7500) {
|
|
return 0x8F8080 + ENC0212_Solaris.encodeChar(ch);
|
|
}
|
|
return b == UNMAPPABLE_ENCODING ? b : b + 0x8080;
|
|
|
|
}
|
|
}
|
|
}
|