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/*
 * Copyright 2002-2004 Sun Microsystems, Inc.  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.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.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.CharacterCodingException;
import java.nio.charset.MalformedInputException;
import java.nio.charset.UnmappableCharacterException;
import sun.nio.cs.StandardCharsets;
import sun.nio.cs.SingleByteDecoder;
import sun.nio.cs.SingleByteEncoder;
import sun.nio.cs.HistoricallyNamedCharset;

public class ISO_8859_6
    extends Charset
    implements HistoricallyNamedCharset
{

    public ISO_8859_6() {
  super("ISO-8859-6", ExtendedCharsets.aliasesFor("ISO-8859-6"));
    }

    public String historicalName() {
  return "ISO8859_6";
    }

    public boolean contains(Charset cs) {
  return ((cs.name().equals("US-ASCII"))
    || (cs instanceof ISO_8859_6));
    }

    public CharsetDecoder newDecoder() {
  return new Decoder(this);
    }

    public CharsetEncoder newEncoder() {
  return new Encoder(this);
    }



    /**
     * These accessors are temporarily supplied while sun.io
     * converters co-exist with the sun.nio.cs.{ext} charset coders
     * These facilitate sharing of conversion tables between the
     * two co-existing implementations. When sun.io converters
     * are made extinct these will be unncessary and should be removed
     */

    public String getDecoderSingleByteMappings() {
  return Decoder.byteToCharTable;

    }

    public short[] getEncoderIndex1() {
  return Encoder.index1;

    }
    public String getEncoderIndex2() {
  return Encoder.index2;

    }

    private static class Decoder extends SingleByteDecoder {
  public Decoder(Charset cs) {
      super(cs, byteToCharTable);
  }

  private final static String byteToCharTable =

      "\u0080\u0081\u0082\u0083\u0084\u0085\u0086\u0087" +     // 0x80 - 0x87
      "\u0088\u0089\u008A\u008B\u008C\u008D\u008E\u008F" +     // 0x88 - 0x8F
      "\u0090\u0091\u0092\u0093\u0094\u0095\u0096\u0097" +     // 0x90 - 0x97
      "\u0098\u0099\u009A\u009B\u009C\u009D\u009E\u009F" +     // 0x98 - 0x9F
      "\u00A0\uFFFD\uFFFD\uFFFD\u00A4\uFFFD\uFFFD\uFFFD" +     // 0xA0 - 0xA7
      "\uFFFD\uFFFD\uFFFD\uFFFD\u060C\u00AD\uFFFD\uFFFD" +     // 0xA8 - 0xAF
      "\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD" +     // 0xB0 - 0xB7
      "\uFFFD\uFFFD\uFFFD\u061B\uFFFD\uFFFD\uFFFD\u061F" +     // 0xB8 - 0xBF
      "\uFFFD\u0621\u0622\u0623\u0624\u0625\u0626\u0627" +     // 0xC0 - 0xC7
      "\u0628\u0629\u062A\u062B\u062C\u062D\u062E\u062F" +     // 0xC8 - 0xCF
      "\u0630\u0631\u0632\u0633\u0634\u0635\u0636\u0637" +     // 0xD0 - 0xD7
      "\u0638\u0639\u063A\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD" +     // 0xD8 - 0xDF
      "\u0640\u0641\u0642\u0643\u0644\u0645\u0646\u0647" +     // 0xE0 - 0xE7
      "\u0648\u0649\u064A\u064B\u064C\u064D\u064E\u064F" +     // 0xE8 - 0xEF
      "\u0650\u0651\u0652\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD" +     // 0xF0 - 0xF7
      "\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD" +     // 0xF8 - 0xFF
      "\u0000\u0001\u0002\u0003\u0004\u0005\u0006\u0007" +     // 0x00 - 0x07
      "\b\t\n\u000B\f\r\u000E\u000F" +     // 0x08 - 0x0F
      "\u0010\u0011\u0012\u0013\u0014\u0015\u0016\u0017" +     // 0x10 - 0x17
      "\u0018\u0019\u001A\u001B\u001C\u001D\u001E\u001F" +     // 0x18 - 0x1F
      "\u0020\u0021\"\u0023\u0024\u0025\u0026\'" +     // 0x20 - 0x27
      "\u0028\u0029\u002A\u002B\u002C\u002D\u002E\u002F" +     // 0x28 - 0x2F
      "\u0030\u0031\u0032\u0033\u0034\u0035\u0036\u0037" +     // 0x30 - 0x37
      "\u0038\u0039\u003A\u003B\u003C\u003D\u003E\u003F" +     // 0x38 - 0x3F
      "\u0040\u0041\u0042\u0043\u0044\u0045\u0046\u0047" +     // 0x40 - 0x47
      "\u0048\u0049\u004A\u004B\u004C\u004D\u004E\u004F" +     // 0x48 - 0x4F
      "\u0050\u0051\u0052\u0053\u0054\u0055\u0056\u0057" +     // 0x50 - 0x57
      "\u0058\u0059\u005A\u005B\\\u005D\u005E\u005F" +     // 0x58 - 0x5F
      "\u0060\u0061\u0062\u0063\u0064\u0065\u0066\u0067" +     // 0x60 - 0x67
      "\u0068\u0069\u006A\u006B\u006C\u006D\u006E\u006F" +     // 0x68 - 0x6F
      "\u0070\u0071\u0072\u0073\u0074\u0075\u0076\u0077" +     // 0x70 - 0x77
      "\u0078\u0079\u007A\u007B\u007C\u007D\u007E\u007F";     // 0x78 - 0x7F

    }

    private static class Encoder extends SingleByteEncoder {
      public Encoder(Charset cs) {
      super(cs, index1, index2, 0xFF00, 0x00FF, 8);
  }

  private final static String index2 =

      "\u0000\u0001\u0002\u0003\u0004\u0005\u0006\u0007" + 
      "\b\t\n\u000B\f\r\u000E\u000F" + 
      "\u0010\u0011\u0012\u0013\u0014\u0015\u0016\u0017" + 
      "\u0018\u0019\u001A\u001B\u001C\u001D\u001E\u001F" + 
      "\u0020\u0021\"\u0023\u0024\u0025\u0026\'" + 
      "\u0028\u0029\u002A\u002B\u002C\u002D\u002E\u002F" + 
      "\u0030\u0031\u0032\u0033\u0034\u0035\u0036\u0037" + 
      "\u0038\u0039\u003A\u003B\u003C\u003D\u003E\u003F" + 
      "\u0040\u0041\u0042\u0043\u0044\u0045\u0046\u0047" + 
      "\u0048\u0049\u004A\u004B\u004C\u004D\u004E\u004F" + 
      "\u0050\u0051\u0052\u0053\u0054\u0055\u0056\u0057" + 
      "\u0058\u0059\u005A\u005B\\\u005D\u005E\u005F" + 
      "\u0060\u0061\u0062\u0063\u0064\u0065\u0066\u0067" + 
      "\u0068\u0069\u006A\u006B\u006C\u006D\u006E\u006F" + 
      "\u0070\u0071\u0072\u0073\u0074\u0075\u0076\u0077" + 
      "\u0078\u0079\u007A\u007B\u007C\u007D\u007E\u007F" + 
      "\u0080\u0081\u0082\u0083\u0084\u0085\u0086\u0087" + 
      "\u0088\u0089\u008A\u008B\u008C\u008D\u008E\u008F" + 
      "\u0090\u0091\u0092\u0093\u0094\u0095\u0096\u0097" + 
      "\u0098\u0099\u009A\u009B\u009C\u009D\u009E\u009F" + 
      "\u00A0\u0000\u0000\u0000\u00A4\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u00AD\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u00AC\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u00BB\u0000\u0000" + 
      "\u0000\u00BF\u0000\u00C1\u00C2\u00C3\u00C4\u00C5" + 
      "\u00C6\u00C7\u00C8\u00C9\u00CA\u00CB\u00CC\u00CD" + 
      "\u00CE\u00CF\u00D0\u00D1\u00D2\u00D3\u00D4\u00D5" + 
      "\u00D6\u00D7\u00D8\u00D9\u00DA\u0000\u0000\u0000" + 
      "\u0000\u0000\u00E0\u00E1\u00E2\u00E3\u00E4\u00E5" + 
      "\u00E6\u00E7\u00E8\u00E9\u00EA\u00EB\u00EC\u00ED" + 
      "\u00EE\u00EF\u00F0\u00F1\u00F2\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000" + 
      "\u0000\u0000"; 

  private final static short index1[] = {
      0, 174, 174, 174, 174, 174, 418, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
      174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 174, 
  };
    }
}
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