/*
*******************************************************************************
* 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
// <pre-word>, <post-word>, and <char>)
+"$char=[^$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 <word-core> and <word-suffix>
// 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 }
};
}
}
|