84 lines
2.8 KiB
Java
84 lines
2.8 KiB
Java
/*
|
|
* Copyright (c) 2003, 2004, 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.charset.Charset;
|
|
import java.nio.charset.CharsetDecoder;
|
|
import java.nio.charset.CharsetEncoder;
|
|
import java.util.Arrays;
|
|
import sun.nio.cs.HistoricallyNamedCharset;
|
|
|
|
public class IBM949C extends Charset implements HistoricallyNamedCharset
|
|
{
|
|
|
|
public IBM949C() {
|
|
super("x-IBM949C", ExtendedCharsets.aliasesFor("x-IBM949C"));
|
|
}
|
|
|
|
public String historicalName() {
|
|
return "Cp949C";
|
|
}
|
|
|
|
public boolean contains(Charset cs) {
|
|
return ((cs.name().equals("US-ASCII"))
|
|
|| (cs instanceof IBM949C));
|
|
}
|
|
|
|
public CharsetDecoder newDecoder() {
|
|
return new DoubleByte.Decoder(this,
|
|
IBM949.b2c,
|
|
b2cSB,
|
|
0xa1,
|
|
0xfe);
|
|
}
|
|
|
|
public CharsetEncoder newEncoder() {
|
|
return new DoubleByte.Encoder(this, c2b, c2bIndex);
|
|
}
|
|
|
|
final static char[] b2cSB;
|
|
final static char[] c2b;
|
|
final static char[] c2bIndex;
|
|
|
|
static {
|
|
IBM949.initb2c();
|
|
b2cSB = new char[0x100];
|
|
for (int i = 0; i < 0x80; i++) {
|
|
b2cSB[i] = (char)i;
|
|
}
|
|
for (int i = 0x80; i < 0x100; i++) {
|
|
b2cSB[i] = IBM949.b2cSB[i];
|
|
}
|
|
IBM949.initc2b();
|
|
c2b = Arrays.copyOf(IBM949.c2b, IBM949.c2b.length);
|
|
c2bIndex = Arrays.copyOf(IBM949.c2bIndex, IBM949.c2bIndex.length);
|
|
for (char c = '\0'; c < '\u0080'; ++c) {
|
|
int index = c2bIndex[c >> 8];
|
|
c2b[index + (c & 0xff)] = c;
|
|
}
|
|
}
|
|
}
|