1 /*

     2  * Copyright (c) 2010, 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.HistoricallyNamedCharset;

    32 import static sun.nio.cs.CharsetMapping.*;

    33 

    34 public class Big5_HKSCS extends Charset implements HistoricallyNamedCharset

    35 {

    36     public Big5_HKSCS() {

    37         super("Big5-HKSCS", ExtendedCharsets.aliasesFor("Big5-HKSCS"));

    38     }

    39 

    40     public String historicalName() {

    41         return "Big5_HKSCS";

    42     }

    43 

    44     public boolean contains(Charset cs) {

    45         return ((cs.name().equals("US-ASCII"))

    46                 || (cs instanceof Big5)

    47                 || (cs instanceof Big5_HKSCS));

    48     }

    49 

    50     public CharsetDecoder newDecoder() {

    51         return new Decoder(this);

    52     }

    53 

    54     public CharsetEncoder newEncoder() {

    55         return new Encoder(this);

    56     }

    57 

    58     static class Decoder extends HKSCS.Decoder {

    59         private static DoubleByte.Decoder big5 =

    60             (DoubleByte.Decoder)new Big5().newDecoder();

    61 

    62         private static char[][] b2cBmp = new char[0x100][];

    63         private static char[][] b2cSupp = new char[0x100][];

    64         static {

    65             initb2c(b2cBmp, HKSCSMapping.b2cBmpStr);

    66             initb2c(b2cSupp, HKSCSMapping.b2cSuppStr);

    67         }

    68 

    69         private Decoder(Charset cs) {

    70             super(cs, big5, b2cBmp, b2cSupp);

    71         }

    72     }

    73 

    74     static class Encoder extends HKSCS.Encoder {

    75         private static DoubleByte.Encoder big5 =

    76             (DoubleByte.Encoder)new Big5().newEncoder();

    77 

    78         static char[][] c2bBmp = new char[0x100][];

    79         static char[][] c2bSupp = new char[0x100][];

    80         static {

    81             initc2b(c2bBmp, HKSCSMapping.b2cBmpStr, HKSCSMapping.pua);

    82             initc2b(c2bSupp, HKSCSMapping.b2cSuppStr, null);

    83         }

    84 

    85         private Encoder(Charset cs) {

    86             super(cs, big5, c2bBmp, c2bSupp);

    87         }

    88     }

    89 }