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WordBreakData.java
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/*
* @(#)WordBreakData.java 1.8 98/01/12
*
* (C) Copyright Taligent, Inc. 1996 - All Rights Reserved
* (C) Copyright IBM Corp. 1996 - All Rights Reserved
*
* Portions copyright (c) 1996 Sun Microsystems, Inc. All Rights Reserved.
*
* The original version of this source code and documentation is copyrighted
* and owned by Taligent, Inc., a wholly-owned subsidiary of IBM. These
* materials are provided under terms of a License Agreement between Taligent
* and Sun. This technology is protected by multiple US and International
* patents. This notice and attribution to Taligent may not be removed.
* Taligent is a registered trademark of Taligent, Inc.
*
* Permission to use, copy, modify, and distribute this software
* and its documentation for NON-COMMERCIAL purposes and without
* fee is hereby granted provided that this copyright notice
* appears in all copies. Please refer to the file "copyright.html"
* for further important copyright and licensing information.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
* THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
*
*/
package java.text;
/**
* The WordBreakData contains data used by SimpleTextBoundary
* to determine word breaks.
* @see #BreakIterator
*/
final class WordBreakData extends TextBoundaryData
{
private static final byte BREAK = 0;
private static final byte letter = 1;
private static final byte number = 2;
private static final byte midLetter = 3;
private static final byte midLetNum = 4;
private static final byte preNum = 5;
private static final byte postNum = 6;
private static final byte midNum = 7;
private static final byte preMidNum = 8;
private static final byte blank = 9;
private static final byte lf = 10;
private static final byte kata = 11;
private static final byte hira = 12;
private static final byte kanji = 13;
private static final byte diacrit = 14;
private static final byte cr = 15;
private static final byte nsm = 16;
private static final byte EOS = 17;
private static final int COL_COUNT = 18;
private static final byte SI = (byte)0x80;
private static final byte STOP = (byte) 0;
private static final byte SI_STOP = (byte)SI + STOP;
private static final byte kWordForwardData[] =
{
// brk let num mLe mLN
// prN poN mNu pMN blk
// lf kat hir kan dia
// cr nsm EOS
// 0
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP,
// 1
(byte)(SI+14), (byte)(SI+2), (byte)(SI+3), (byte)(SI+14), (byte)(SI+14),
(byte)(SI+5), (byte)(SI+14), (byte)(SI+14), (byte)(SI+5), (byte)(SI+6),
(byte)(SI+4), (byte)(SI+10), (byte)(SI+11), (byte)(SI+12), (byte)(SI+9),
(byte)(SI+13), (byte)(1), SI_STOP,
// 2
SI_STOP, (byte)(SI+2), (byte)(SI+3), (byte)(SI+7), (byte)(SI+7),
SI_STOP, SI_STOP, SI_STOP, (byte)(SI+7), SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, (byte)(2), SI_STOP,
// 3
SI_STOP, (byte)(SI+2), (byte)(SI+3), SI_STOP, (byte)(SI+8),
SI_STOP, (byte)(SI+14), (byte)(SI+8), (byte)(SI+8), SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, (byte)(3), SI_STOP,
// 4
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP,
// 5
SI_STOP, SI_STOP, (byte)(SI+3), SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, (byte)(5), SI_STOP,
// 6
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, (byte)(SI+6),
(byte)(SI+4), SI_STOP, SI_STOP, SI_STOP, SI_STOP,
(byte)(SI+13), (byte)(6), SI_STOP,
// 7
STOP, (byte)(SI+2), STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(7), STOP,
// 8
STOP, STOP, (byte)(SI+3), STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(8), STOP,
// 9
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, (byte)(SI+10), (byte)(SI+11), SI_STOP, (byte)(SI+9),
SI_STOP, (byte)(9), SI_STOP,
// 10
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, (byte)(SI+10), SI_STOP, SI_STOP, (byte)(SI+10),
SI_STOP, (byte)(10), SI_STOP,
// 11
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, (byte)(SI+11), SI_STOP, (byte)(SI+11),
SI_STOP, (byte)(11), SI_STOP,
// 12
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, (byte)(SI+12), SI_STOP,
SI_STOP, (byte)(12), SI_STOP,
// 13
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
(byte)(SI+4), SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP,
// 14
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, SI_STOP, SI_STOP, SI_STOP, SI_STOP,
SI_STOP, (byte)(14), SI_STOP
};
private static final WordBreakTable kWordForward =
new WordBreakTable(COL_COUNT, kWordForwardData);
private static final byte kWordBackwardData[] =
{
// brk let num mLe mLN
// prN poN mNu pMN blk
// lf kat hir kan dia
// cr nsm EOS
// 0
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP,
// 1
(byte)(SI+6), (byte)(SI+2), (byte)(SI+3), (byte)(SI+4), (byte)(SI+5),
(byte)(SI+6), (byte)(SI+7), (byte)(SI+7), (byte)(SI+5), (byte)(SI+8),
(byte)(SI+8), (byte)(SI+9), (byte)(SI+10), (byte)(SI+12), (byte)(SI+11),
(byte)(SI+8), (byte)(1), STOP,
// 2
STOP, (byte)(SI+2), (byte)(SI+3), (byte)(4), (byte)(4),
STOP, STOP, STOP, (byte)(4), STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(2), STOP,
// 3
STOP, (byte)(SI+2), (byte)(SI+3), STOP, (byte)(7),
SI_STOP, STOP, (byte)(7), (byte)(SI+7), STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(3), STOP,
// 4
STOP, (byte)(SI+2), STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(4), STOP,
// 5
STOP, (byte)(SI+2), (byte)(SI+3), STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(5), STOP,
// 6
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(6), STOP,
// 7
STOP, STOP, (byte)(SI+3), STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(7), STOP,
// 8
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, (byte)(SI+8),
(byte)(SI+8), STOP, STOP, STOP, STOP,
(byte)(SI+8), (byte)(8), STOP,
// 9
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(SI+9), STOP, STOP, (byte)(9),
STOP, (byte)(9), STOP,
// 10
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, (byte)(SI+10),STOP, (byte)(10),
STOP, (byte)(10), STOP,
// 11
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, (byte)(SI+9), (byte)(SI+10), STOP, (byte)(SI+11),
STOP, (byte)(11), STOP,
// 12
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, STOP, STOP,
STOP, STOP, STOP, (byte)(SI+12), STOP,
STOP, (byte)(12), STOP
};
private static final WordBreakTable kWordBackward =
new WordBreakTable(COL_COUNT, kWordBackwardData);
private static final int kRawMapping[] =
{
BREAK, // UNASSIGNED = 0,
letter, // UPPERCASE_LETTER = 1,
letter, // LOWERCASE_LETTER = 2,
letter, // TITLECASE_LETTER = 3,
letter, // MODIFIER_LETTER = 4,
letter, // OTHER_LETTER = 5,
nsm, // NON_SPACING_MARK = 6,
nsm, // ENCLOSING_MARK = 7,
BREAK, // COMBINING_SPACING_MARK = 8,
number, // DECIMAL_DIGIT_NUMBER = 9,
letter, // LETTER_NUMBER = 10,
number, // OTHER_NUMBER = 11,
blank, // SPACE_SEPARATOR = 12,
BREAK, // LINE_SEPARATOR = 13,
BREAK, // PARAGRAPH_SEPARATOR = 14,
BREAK, // CONTROL = 15,
BREAK, // FORMAT = 16
BREAK, // ???? = 17,
BREAK, // PRIVATE_USE = 18,
BREAK, // SURROGATE = 19,
midLetter, // DASH_PUNCTUATION = 20,
BREAK, // START_PUNCTUATION = 21,
BREAK, // END_PUNCTUATION = 22,
BREAK, // CONNECTOR_PUNCTUATION = 23,
BREAK, // OTHER_PUNCTUATION = 24,
BREAK, // MATH_SYMBOL = 25,
preNum, // CURRENCY_SYMBOL = 26,
BREAK, // MODIFIER_SYMBOL = 27,
BREAK // OTHER_SYMBOL = 28
};
private static SpecialMapping kExceptionChar[] =
{
//note: the ranges in this table must be sorted in ascending order
//as required by the UnicodeClassMapping class.
new SpecialMapping(ASCII_HORIZONTAL_TABULATION, blank),
new SpecialMapping(ASCII_LINEFEED, lf),
new SpecialMapping(ASCII_FORM_FEED, lf),
new SpecialMapping(ASCII_CARRIAGE_RETURN, cr),
new SpecialMapping(ASCII_QUOTATION_MARK, midLetNum),
new SpecialMapping(ASCII_NUMBER_SIGN, preNum),
new SpecialMapping(ASCII_PERCENT, postNum),
new SpecialMapping(ASCII_AMPERSAND, postNum),
new SpecialMapping(ASCII_APOSTROPHE, midLetNum),
new SpecialMapping(ASCII_COMMA, midNum),
new SpecialMapping(ASCII_FULL_STOP, preMidNum),
new SpecialMapping(ASCII_CENT_SIGN, postNum),
new SpecialMapping(LATIN1_SOFTHYPHEN, midLetter),
new SpecialMapping(ARABIC_PERCENT_SIGN, postNum),
new SpecialMapping(ARABIC_DECIMAL_SEPARATOR, midNum),
new SpecialMapping(PUNCTUATION_HYPHENATION_POINT, midLetter),
new SpecialMapping(PUNCTUATION_LINE_SEPARATOR,
PUNCTUATION_PARAGRAPH_SEPARATOR, lf),
new SpecialMapping(PER_MILLE_SIGN, postNum),
new SpecialMapping(PER_TEN_THOUSAND_SIGN, postNum),
new SpecialMapping(HIRAGANA_LETTER_SMALL_A, HIRAGANA_LETTER_VU, hira),
new SpecialMapping(COMBINING_KATAKANA_HIRAGANA_VOICED_SOUND_MARK,
HIRAGANA_SEMIVOICED_SOUND_MARK, diacrit),
new SpecialMapping(KATAKANA_LETTER_SMALL_A,
KATAKANA_LETTER_SMALL_KE, kata),
new SpecialMapping(UNICODE_LOW_BOUND_HAN,
UNICODE_HIGH_BOUND_HAN, kanji),
new SpecialMapping(HANGUL_SYL_LOW, HANGUL_SYL_HIGH, letter),
new SpecialMapping(CJK_COMPATIBILITY_F900,
CJK_COMPATIBILITY_FA2D, kanji),
new SpecialMapping(END_OF_STRING, EOS)
};
private static final boolean WordExceptionFlags[] = {
false, // kNonCharacter = 0,
false, // kUppercaseLetter = 1,
false, // kLowercaseLetter = 2,
false, // kTitlecaseLetter = 3,
false, // kModifierLetter = 4,
true, // kOtherLetter = 5,
true, // kNonSpacingMark = 6,
false, // kEnclosingMark = 7,
false, // kCombiningSpacingMark = 8,
false, // kDecimalNumber = 9,
false, // kLetterNumber = 10,
false, // kOtherNumber = 11,
false, // kSpaceSeparator = 12,
true, // kLineSeparator = 13,
true, // kParagraphSeparator = 14,
true, // kControlCharacter = 15,
false, // kFormatCharacter = 16,
false, // UNDEFINED = 17,
false, // kPrivateUseCharacter = 18,
false, // kSurrogate = 19,
true, // kDashPunctuation = 20,
false, // kOpenPunctuation = 21,
false, // kClosePunctuation = 22,
false, // kConnectorPunctuation = 23,
true, // kOtherPunctuation = 24,
false, // kMathSymbol = 25,
true, // kCurrencySymbol = 26,
false, // kModifierSymbol = 27,
false // kOtherSymbol = 28
};
private static final int kWordAsciiValues[] = {
// null soh stx etx eot enq ask bell
BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// bs ht lf vt ff cr so si
BREAK, blank, lf, BREAK, lf, cr, BREAK, BREAK,
// dle dc1 dc2 dc3 dc4 nak syn etb
BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// can em sub esc fs gs rs us
BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// sp ! " # $ % & '
blank, BREAK, midLetNum, preNum, preNum, postNum, postNum, midLetNum,
// ( ) * + , - . /
BREAK, BREAK, BREAK, BREAK, midNum, midLetter, preMidNum, BREAK,
// 0 1 2 3 4 5 6 7
number, number, number, number, number, number, number, number,
// 8 9 : ; < = > ?
number, number, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// @ A B C D E F G
BREAK, letter, letter, letter, letter, letter, letter, letter,
// H I J K L M N O
letter, letter, letter, letter, letter, letter, letter, letter,
// P Q R S T U V W
letter, letter, letter, letter, letter, letter, letter, letter,
// X Y Z [ \ ] ^ _
letter, letter, letter, BREAK, BREAK, BREAK, BREAK, BREAK,
// ` a b c d e f g
BREAK, letter, letter, letter, letter, letter, letter, letter,
// h i j k l m n o
letter, letter, letter, letter, letter, letter, letter, letter,
// p q r s t u v w
letter, letter, letter, letter, letter, letter, letter, letter,
// x y z { | } ~ del
letter, letter, letter, BREAK, BREAK, BREAK, BREAK, BREAK,
// ctrl ctrl ctrl ctrl ctrl ctrl ctrl ctrl
BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// ctrl ctrl ctrl ctrl ctrl ctrl ctrl ctrl
BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// ctrl ctrl ctrl ctrl ctrl ctrl ctrl ctrl
BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// ctrl ctrl ctrl ctrl ctrl ctrl ctrl ctrl
BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK, BREAK,
// nbsp ¡ ¢ £ ¤ ¥ ¦
blank, BREAK, postNum, preNum, preNum, preNum, BREAK, BREAK,
// ¨ © ª « ¬ ® ¯
BREAK, BREAK, letter, BREAK, BREAK, midLetter, BREAK, BREAK,
// ° ± ² ³ ´ µ ¶ ·
BREAK, BREAK, number, number, BREAK, letter, BREAK, BREAK,
// ¸ ¹ º » ¼ ½ ¾ ¿
BREAK, letter, BREAK, BREAK, number, number, number, BREAK,
// À Á Â Ã Ä Å Æ Ç
letter, letter, letter, letter, letter, letter, letter, letter,
// È É Ê Ë Ì Í Î Ï
letter, letter, letter, letter, letter, letter, letter, letter,
// Ð Ñ Ò Ó Ô Õ Ö ×
letter, letter, letter, letter, letter, letter, letter, BREAK,
// Ø Ù Ú Û Ü Ý Þ ß
letter, letter, letter, letter, letter, letter, letter, letter,
// à á â ã ä å æ ç
letter, letter, letter, letter, letter, letter, letter, letter,
// è é ê ë ì í î ï
letter, letter, letter, letter, letter, letter, letter, letter,
// ð ñ ò ó ô õ ö ÷
letter, letter, letter, letter, letter, letter, letter, BREAK,
// ø ù ú û ü ý þ ÿ
letter, letter, letter, letter, letter, letter, letter, letter
};
private static final UnicodeClassMapping kWordMap
= new UnicodeClassMapping(kRawMapping, kExceptionChar, WordExceptionFlags,
kWordAsciiValues);
public WordBreakTable forward()
{
return kWordForward;
}
public WordBreakTable backward()
{
return kWordBackward;
}
public UnicodeClassMapping map()
{
return kWordMap;
}
}