/* ******************************************************************************* * Copyright (C) 1996-2004, International Business Machines Corporation and * * others. All Rights Reserved. * ******************************************************************************* */ package com.ibm.icu.dev.test.rbbi; import java.util.ListResourceBundle; /** * This resource bundle is included for testing and demonstration purposes only. * It applies the dictionary-based algorithm to English text that has had all the * spaces removed. Once we have good test cases for Thai, we will replace this * with good resource data (and a good dictionary file) for Thai */ public class BreakIteratorRules_en_US_TEST extends ListResourceBundle { private static final String DATA_NAME = "/com/ibm/icu/dev/data/rbbi/english.dict"; // calling code will handle case where dictionary does not exist public Object[][] getContents() { return new Object[][] { // names of classes to instantiate for the different kinds of break // iterator. Notice we're now using DictionaryBasedBreakIterator // for word and line breaking. { "BreakIteratorClasses", new String[] { "RuleBasedBreakIterator", // character-break iterator class "DictionaryBasedBreakIterator", // word-break iterator class "DictionaryBasedBreakIterator", // line-break iterator class "RuleBasedBreakIterator" } // sentence-break iterator class }, // These are the same word-breaking rules as are specified in the default // resource, except that the Latin letters, apostrophe, and hyphen are // specified as dictionary characters { "WordBreakRules", // ignore non-spacing marks, enclosing marks, and format characters, // all of which should not influence the algorithm "$_ignore_=[[:Mn:][:Me:][:Cf:]];" // lower and upper case Roman letters, apostrophy and dash are // in the English dictionary +"$_dictionary_=[a-zA-Z\\'\\-];" // Hindi phrase separator, kanji, katakana, hiragana, CJK diacriticals, // other letters, and digits +"$danda=[\u0964\u0965];" + "$kanji=[\u3005\u4e00-\u9fa5\uf900-\ufa2d];" + "$kata=[\u3099-\u309c\u30a1-\u30fe];" + "$hira=[\u3041-\u309e\u30fc];" + "$let=[[[:L:][:Mc:]]-[$kanji$kata$hira]];" + "$dgt=[:N:];" // punctuation that can occur in the middle of a word: currently // dashes, apostrophes, and quotation marks +"$mid_word=[[:Pd:]\u00ad\u2027\\\"\\\'];" // punctuation that can occur in the middle of a number: currently // apostrophes, qoutation marks, periods, commas, and the Arabic // decimal point +"$mid_num=[\\\"\\\'\\,\u066b\\.];" // punctuation that can occur at the beginning of a number: currently // the period, the number sign, and all currency symbols except the cents sign +"$pre_num=[[[:Sc:]-[\u00a2]]\\#\\.];" // punctuation that can occur at the end of a number: currently // the percent, per-thousand, per-ten-thousand, and Arabic percent // signs, the cents sign, and the ampersand +"$post_num=[\\%\\&\u00a2\u066a\u2030\u2031];" // line separators: currently LF, FF, PS, and LS +"$ls=[\n\u000c\u2028\u2029];" // whitespace: all space separators and the tab character +"$ws=[[:Zs:]\t];" // a word is a sequence of letters that may contain internal // punctuation, as long as it begins and ends with a letter and // never contains two punctuation marks in a row +"$word=($let+($mid_word$let+)*$danda?);" // a number is a sequence of digits that may contain internal // punctuation, as long as it begins and ends with a digit and // never contains two punctuation marks in a row. +"$number=($dgt+($mid_num$dgt+)*);" // break after every character, with the following exceptions // (this will cause punctuation marks that aren't considered // part of words or numbers to be treated as words unto themselves) +".;" // keep together any sequence of contiguous words and numbers // (including just one of either), plus an optional trailing // number-suffix character +"$word?($number$word)*($number$post_num?)?;" // keep together and sequence of contiguous words and numbers // that starts with a number-prefix character and a number, // and may end with a number-suffix character +"$pre_num($number$word)*($number$post_num?)?;" // keep together runs of whitespace (optionally with a single trailing // line separator or CRLF sequence) +"$ws*\r?$ls?;" // keep together runs of Katakana +"$kata*;" // keep together runs of Hiragana +"$hira*;" // keep together runs of Kanji +"$kanji*;" }, // These are the same line-breaking rules as are specified in the default // resource, except that the Latin letters, apostrophe, and hyphen are // specified as dictionary characters { "LineBreakRules", // ignore non-spacing marks, enclosing marks, and format characters "$_ignore_=[[:Mn:][:Me:][:Cf:]];" // lower and upper case Roman letters, apostrophy and dash // are in the English dictionary +"$_dictionary_=[a-zA-Z\\'\\-];" // Hindi phrase separators +"$danda=[\u0964\u0965];" // characters that always cause a break: ETX, tab, LF, FF, LS, and PS +"$break=[\u0003\t\n\f\u2028\u2029];" // characters that always prevent a break: the non-breaking space // and similar characters +"$nbsp=[\u00a0\u2007\u2011\ufeff];" // whitespace: space separators and control characters, except for // CR and the other characters mentioned above +"$space=[[[:Zs:][:Cc:]]-[$nbsp$break\r]];" // dashes: dash punctuation and the discretionary hyphen, except for // non-breaking hyphens +"$dash=[[[:Pd:]\u00ad]-[$nbsp]];" // characters that stick to a word if they precede it: currency symbols // (except the cents sign) and starting punctuation +"$pre_word=[[[:Sc:]-[\u00a2]][:Ps:]\\\"\\\'];" // characters that stick to a word if they follow it: ending punctuation, // other punctuation that usually occurs at the end of a sentence, // small Kana characters, some CJK diacritics, etc. +"$post_word=[[:Pe:]\\!\\\"\\\'\\%\\.\\,\\:\\;\\?\u00a2\u00b0\u066a\u2030-\u2034" + "\u2103\u2105\u2109\u3001\u3002\u3005\u3041\u3043\u3045\u3047\u3049\u3063" + "\u3083\u3085\u3087\u308e\u3099-\u309e\u30a1\u30a3\u30a5\u30a7\u30a9" + "\u30c3\u30e3\u30e5\u30e7\u30ee\u30f5\u30f6\u30fc-\u30fe\uff01\uff0c" + "\uff0e\uff1f];" // Kanji: actually includes both Kanji and Kana, except for small Kana and // CJK diacritics +"$kanji=[[\u4e00-\u9fa5\uf900-\ufa2d\u3041-\u3094\u30a1-\u30fa]-[$post_word$_ignore_]];" // digits +"$digit=[[:Nd:][:No:]];" // punctuation that can occur in the middle of a number: periods and commas +"$mid_num=[\\.\\,];" // everything not mentioned above, plus the quote marks (which are both // , , and ) +"$char=[^$break$space$dash$kanji$nbsp$_ignore_$pre_word$post_word$mid_num$danda\r\\\"\\\'];" // a "number" is a run of prefix characters and dashes, followed by one or // more digits with isolated number-punctuation characters interspersed +"$number=([$pre_word$dash]*$digit+($mid_num$digit+)*);" // the basic core of a word can be either a "number" as defined above, a single // "Kanji" character, or a run of any number of not-explicitly-mentioned // characters (this includes Latin letters) +"$word_core=([$pre_word$char]*|$kanji|$number);" // a word may end with an optional suffix that be either a run of one or // more dashes or a run of word-suffix characters, followed by an optional // run of whitespace +"$word_suffix=(($dash+|$post_word*)$space*);" // a word, thus, is an optional run of word-prefix characters, followed by // a word core and a word suffix (the syntax of and // actually allows either of them to match the empty string, putting a break // between things like ")(" or "aaa(aaa" +"$word=($pre_word*$word_core$word_suffix);" // finally, the rule that does the work: Keep together any run of words that // are joined by runs of one of more non-spacing mark. Also keep a trailing // line-break character or CRLF combination with the word. (line separators // "win" over nbsp's) +"$word($nbsp+$word)*\r?$break?;" }, // these two resources specify the pathnames of the dictionary files to // use for word breaking and line breaking. Both currently refer to // a file called english.dict placed in com.ibm.icu.impl.data // somewhere in the class path. It's important to note that // english.dict was created for testing purposes only, and doesn't // come anywhere close to being an exhaustive dictionary of English // words (basically, it contains all the words in the Declaration of // Independence, and the Revised Standard Version of the book of Genesis, // plus a few other words thrown in to show more interesting cases). // { "WordBreakDictionary", "com\\ibm\\text\\resources\\english.dict" }, // { "LineBreakDictionary", "com\\ibm\\text\\resources\\english.dict" } { "WordBreakDictionary", DATA_NAME }, { "LineBreakDictionary", DATA_NAME } }; } }