1 /*
   2  * Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.nio.cs.ext;
  27 
  28 import java.nio.charset.Charset;
  29 import java.nio.charset.CharsetDecoder;
  30 import java.nio.charset.CharsetEncoder;
  31 import sun.nio.cs.DoubleByte;
  32 import sun.nio.cs.*;
  33 
  34 public class MS50220 extends ISO2022_JP
  35 {
  36     public MS50220() {
  37         super("x-windows-50220",
  38               ExtendedCharsets.aliasesFor("x-windows-50220"));
  39     }
  40 
  41     protected MS50220(String canonicalName, String[] aliases) {
  42         super(canonicalName, aliases);
  43     }
  44 
  45     public String historicalName() {
  46         return "MS50220";
  47     }
  48 
  49     public boolean contains(Charset cs) {
  50       return super.contains(cs) ||
  51              (cs instanceof JIS_X_0212) ||
  52              (cs instanceof MS50220);
  53     }
  54 
  55     public CharsetDecoder newDecoder() {
  56         return new Decoder(this, DEC0208, DEC0212);
  57     }
  58 
  59     public CharsetEncoder newEncoder() {
  60         return new Encoder(this, ENC0208, ENC0212, doSBKANA());
  61     }
  62 
  63     private final static DoubleByte.Decoder DEC0208 =
  64         (DoubleByte.Decoder)new JIS_X_0208_MS5022X().newDecoder();
  65 
  66     private final static DoubleByte.Decoder DEC0212 =
  67         (DoubleByte.Decoder)new JIS_X_0212_MS5022X().newDecoder();
  68 
  69     private final static DoubleByte.Encoder ENC0208 =
  70         (DoubleByte.Encoder)new JIS_X_0208_MS5022X().newEncoder();
  71 
  72     private final static DoubleByte.Encoder ENC0212 =
  73         (DoubleByte.Encoder)new JIS_X_0212_MS5022X().newEncoder();
  74 
  75     protected boolean doSBKANA() {
  76         return false;
  77     }
  78 }