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 
  32 public class ISO2022_JP_2 extends ISO2022_JP
  33 {
  34     public ISO2022_JP_2() {
  35         super("ISO-2022-JP-2",
  36               ExtendedCharsets.aliasesFor("ISO-2022-JP-2"));
  37     }
  38 
  39     public String historicalName() {
  40         return "ISO2022JP2";
  41     }
  42 
  43     public boolean contains(Charset cs) {
  44       return super.contains(cs) ||
  45              (cs instanceof JIS_X_0212) ||
  46              (cs instanceof ISO2022_JP_2);
  47     }
  48 
  49     public CharsetDecoder newDecoder() {
  50         return new Decoder(this, Decoder.DEC0208, CoderHolder.DEC0212);
  51     }
  52 
  53     public CharsetEncoder newEncoder() {
  54         return new Encoder(this, Encoder.ENC0208, CoderHolder.ENC0212, true);
  55     }
  56 
  57     private static class CoderHolder {
  58         final static DoubleByte.Decoder DEC0212 =
  59             (DoubleByte.Decoder)new JIS_X_0212().newDecoder();
  60         final static DoubleByte.Encoder ENC0212 =
  61             (DoubleByte.Encoder)new JIS_X_0212().newEncoder();
  62     }
  63 }