jdk/make/tools/CharsetMapping/SingleByte-X.java
author sherman
Wed, 10 Dec 2008 14:03:15 -0800
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6642323: Speeding up Single Byte Decoders 6642328: Speeding up Single Byte Encoders Summary: re-implementation of mapping based sbcs charts Reviewed-by: alanb
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/*
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 * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Sun designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Sun in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 */
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package $PACKAGE$;
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import java.nio.charset.Charset;
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import java.nio.charset.CharsetDecoder;
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import java.nio.charset.CharsetEncoder;
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import sun.nio.cs.StandardCharsets;
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import sun.nio.cs.SingleByte;
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import sun.nio.cs.HistoricallyNamedCharset;
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import static sun.nio.cs.CharsetMapping.*;
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public class $NAME_CLZ$ extends Charset implements HistoricallyNamedCharset
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{
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    public $NAME_CLZ$() {
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        super("$NAME_CS$", $NAME_ALIASES$);
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    }
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    public String historicalName() {
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        return "$NAME_HIS$";
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    }
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    public boolean contains(Charset cs) {
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        $CONTAINS$;
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    }
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    public CharsetDecoder newDecoder() {
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        return new SingleByte.Decoder(this, b2c);
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    }
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    public CharsetEncoder newEncoder() {
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        return new SingleByte.Encoder(this, c2b, c2bIndex);
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    }
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    public String getDecoderSingleByteMappings() {
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        return b2cTable;
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    }
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    public char[] getEncoderIndex2() {
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        return c2b;
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    }
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    public char[] getEncoderIndex1() {
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        return c2bIndex;
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    }
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    private final static String b2cTable = $B2CTABLE$
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    private final static char[] b2c = b2cTable.toCharArray();
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    private final static char[] c2b = new char[$C2BLENGTH$];
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    private final static char[] c2bIndex = new char[0x100];
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    static {
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        char[] b2cMap = b2c;
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        char[] c2bNR = null;
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        $NONROUNDTRIP_B2C$
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        $NONROUNDTRIP_C2B$
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        SingleByte.initC2B(b2cMap, c2bNR, c2b, c2bIndex);
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    }
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}