X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/analysis/standard/std31/StandardTokenizerImpl31.jflex?ds=sidebyside diff --git a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/analysis/standard/std31/StandardTokenizerImpl31.jflex b/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/analysis/standard/std31/StandardTokenizerImpl31.jflex deleted file mode 100644 index a60fb10..0000000 --- a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/analysis/standard/std31/StandardTokenizerImpl31.jflex +++ /dev/null @@ -1,184 +0,0 @@ -package org.apache.lucene.analysis.standard.std31; - -/** - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -import org.apache.lucene.analysis.standard.StandardTokenizer; -import org.apache.lucene.analysis.standard.StandardTokenizerInterface; -import org.apache.lucene.analysis.tokenattributes.CharTermAttribute; - -/** - * This class implements StandardTokenizer, except with a bug - * (https://issues.apache.org/jira/browse/LUCENE-3358) where Han and Hiragana - * characters would be split from combining characters: - * @deprecated This class is only for exact backwards compatibility - */ -@Deprecated -%% - -%unicode 6.0 -%integer -%final -%public -%class StandardTokenizerImpl31 -%implements StandardTokenizerInterface -%function getNextToken -%char - -%include src/java/org/apache/lucene/analysis/standard/std31/SUPPLEMENTARY.jflex-macro -ALetter = ([\p{WB:ALetter}] | {ALetterSupp}) -Format = ([\p{WB:Format}] | {FormatSupp}) -Numeric = ([\p{WB:Numeric}] | {NumericSupp}) -Extend = ([\p{WB:Extend}] | {ExtendSupp}) -Katakana = ([\p{WB:Katakana}] | {KatakanaSupp}) -MidLetter = ([\p{WB:MidLetter}] | {MidLetterSupp}) -MidNum = ([\p{WB:MidNum}] | {MidNumSupp}) -MidNumLet = ([\p{WB:MidNumLet}] | {MidNumLetSupp}) -ExtendNumLet = ([\p{WB:ExtendNumLet}] | {ExtendNumLetSupp}) -ComplexContext = ([\p{LB:Complex_Context}] | {ComplexContextSupp}) -Han = ([\p{Script:Han}] | {HanSupp}) -Hiragana = ([\p{Script:Hiragana}] | {HiraganaSupp}) - -// Script=Hangul & Aletter -HangulEx = (!(!\p{Script:Hangul}|!\p{WB:ALetter})) ({Format} | {Extend})* -// UAX#29 WB4. X (Extend | Format)* --> X -// -ALetterEx = {ALetter} ({Format} | {Extend})* -// TODO: Convert hard-coded full-width numeric range to property intersection (something like [\p{Full-Width}&&\p{Numeric}]) once JFlex supports it -NumericEx = ({Numeric} | [\uFF10-\uFF19]) ({Format} | {Extend})* -KatakanaEx = {Katakana} ({Format} | {Extend})* -MidLetterEx = ({MidLetter} | {MidNumLet}) ({Format} | {Extend})* -MidNumericEx = ({MidNum} | {MidNumLet}) ({Format} | {Extend})* -ExtendNumLetEx = {ExtendNumLet} ({Format} | {Extend})* - - -%{ - /** Alphanumeric sequences */ - public static final int WORD_TYPE = StandardTokenizer.ALPHANUM; - - /** Numbers */ - public static final int NUMERIC_TYPE = StandardTokenizer.NUM; - - /** - * Chars in class \p{Line_Break = Complex_Context} are from South East Asian - * scripts (Thai, Lao, Myanmar, Khmer, etc.). Sequences of these are kept - * together as as a single token rather than broken up, because the logic - * required to break them at word boundaries is too complex for UAX#29. - *

- * See Unicode Line Breaking Algorithm: http://www.unicode.org/reports/tr14/#SA - */ - public static final int SOUTH_EAST_ASIAN_TYPE = StandardTokenizer.SOUTHEAST_ASIAN; - - public static final int IDEOGRAPHIC_TYPE = StandardTokenizer.IDEOGRAPHIC; - - public static final int HIRAGANA_TYPE = StandardTokenizer.HIRAGANA; - - public static final int KATAKANA_TYPE = StandardTokenizer.KATAKANA; - - public static final int HANGUL_TYPE = StandardTokenizer.HANGUL; - - public final int yychar() - { - return yychar; - } - - /** - * Fills CharTermAttribute with the current token text. - */ - public final void getText(CharTermAttribute t) { - t.copyBuffer(zzBuffer, zzStartRead, zzMarkedPos-zzStartRead); - } -%} - -%% - -// UAX#29 WB1. sot ÷ -// WB2. ÷ eot -// -<> { return StandardTokenizerInterface.YYEOF; } - -// UAX#29 WB8. Numeric × Numeric -// WB11. Numeric (MidNum | MidNumLet) × Numeric -// WB12. Numeric × (MidNum | MidNumLet) Numeric -// WB13a. (ALetter | Numeric | Katakana | ExtendNumLet) × ExtendNumLet -// WB13b. ExtendNumLet × (ALetter | Numeric | Katakana) -// -{ExtendNumLetEx}* {NumericEx} ({ExtendNumLetEx}+ {NumericEx} - | {MidNumericEx} {NumericEx} - | {NumericEx})* -{ExtendNumLetEx}* - { return NUMERIC_TYPE; } - -// subset of the below for typing purposes only! -{HangulEx}+ - { return HANGUL_TYPE; } - -{KatakanaEx}+ - { return KATAKANA_TYPE; } - -// UAX#29 WB5. ALetter × ALetter -// WB6. ALetter × (MidLetter | MidNumLet) ALetter -// WB7. ALetter (MidLetter | MidNumLet) × ALetter -// WB9. ALetter × Numeric -// WB10. Numeric × ALetter -// WB13. Katakana × Katakana -// WB13a. (ALetter | Numeric | Katakana | ExtendNumLet) × ExtendNumLet -// WB13b. ExtendNumLet × (ALetter | Numeric | Katakana) -// -{ExtendNumLetEx}* ( {KatakanaEx} ({ExtendNumLetEx}* {KatakanaEx})* - | ( {NumericEx} ({ExtendNumLetEx}+ {NumericEx} | {MidNumericEx} {NumericEx} | {NumericEx})* - | {ALetterEx} ({ExtendNumLetEx}+ {ALetterEx} | {MidLetterEx} {ALetterEx} | {ALetterEx})* )+ ) -({ExtendNumLetEx}+ ( {KatakanaEx} ({ExtendNumLetEx}* {KatakanaEx})* - | ( {NumericEx} ({ExtendNumLetEx}+ {NumericEx} | {MidNumericEx} {NumericEx} | {NumericEx})* - | {ALetterEx} ({ExtendNumLetEx}+ {ALetterEx} | {MidLetterEx} {ALetterEx} | {ALetterEx})* )+ ) )* -{ExtendNumLetEx}* - { return WORD_TYPE; } - - -// From UAX #29: -// -// [C]haracters with the Line_Break property values of Contingent_Break (CB), -// Complex_Context (SA/South East Asian), and XX (Unknown) are assigned word -// boundary property values based on criteria outside of the scope of this -// annex. That means that satisfactory treatment of languages like Chinese -// or Thai requires special handling. -// -// In Unicode 6.0, only one character has the \p{Line_Break = Contingent_Break} -// property: U+FFFC (  ) OBJECT REPLACEMENT CHARACTER. -// -// In the ICU implementation of UAX#29, \p{Line_Break = Complex_Context} -// character sequences (from South East Asian scripts like Thai, Myanmar, Khmer, -// Lao, etc.) are kept together. This grammar does the same below. -// -// See also the Unicode Line Breaking Algorithm: -// -// http://www.unicode.org/reports/tr14/#SA -// -{ComplexContext}+ { return SOUTH_EAST_ASIAN_TYPE; } - -// UAX#29 WB14. Any ÷ Any -// -{Han} { return IDEOGRAPHIC_TYPE; } -{Hiragana} { return HIRAGANA_TYPE; } - - -// UAX#29 WB3. CR × LF -// WB3a. (Newline | CR | LF) ÷ -// WB3b. ÷ (Newline | CR | LF) -// WB14. Any ÷ Any -// -[^] { /* Not numeric, word, ideographic, hiragana, or SE Asian -- ignore it. */ }