Package org.apache.lucene.analysis.icu
Class ICUNormalizer2FilterFactory
java.lang.Object
org.apache.lucene.analysis.AbstractAnalysisFactory
org.apache.lucene.analysis.TokenFilterFactory
org.apache.lucene.analysis.icu.ICUNormalizer2FilterFactory
Factory for
ICUNormalizer2Filter
Supports the following attributes:
- form: A Unicode Normalization Form, one of 'nfc','nfkc', 'nfkc_cf'. Default is nfkc_cf.
- mode: Either 'compose' or 'decompose'. Default is compose. Use "decompose" with nfc or nfkc, to get nfd or nfkd, respectively.
- filter: A
UnicodeSet
pattern. Codepoints outside the set are always left unchanged. Default is [] (the null set, no filtering).
- Since:
- 3.1.0
- See Also:
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ICUNormalizer2Filter
Normalizer2
FilteredNormalizer2
- SPI Name (case-insensitive: if the name is 'htmlStrip', 'htmlstrip' can be used when looking up the service).
- "icuNormalizer2"
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Field Summary
Fields inherited from class org.apache.lucene.analysis.AbstractAnalysisFactory
LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion
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Constructor Summary
ConstructorDescriptionDefault ctor for compatibility with SPICreates a new ICUNormalizer2FilterFactory -
Method Summary
Methods inherited from class org.apache.lucene.analysis.TokenFilterFactory
availableTokenFilters, findSPIName, forName, lookupClass, reloadTokenFilters
Methods inherited from class org.apache.lucene.analysis.AbstractAnalysisFactory
defaultCtorException, get, get, get, get, get, getBoolean, getChar, getClassArg, getFloat, getInt, getLines, getLuceneMatchVersion, getOriginalArgs, getPattern, getSet, getSnowballWordSet, getWordSet, isExplicitLuceneMatchVersion, require, require, require, requireBoolean, requireChar, requireFloat, requireInt, setExplicitLuceneMatchVersion, splitAt, splitFileNames
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Field Details
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NAME
SPI name- See Also:
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Constructor Details
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ICUNormalizer2FilterFactory
Creates a new ICUNormalizer2FilterFactory -
ICUNormalizer2FilterFactory
public ICUNormalizer2FilterFactory()Default ctor for compatibility with SPI
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Method Details
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create
- Specified by:
create
in classTokenFilterFactory
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normalize
- Overrides:
normalize
in classTokenFilterFactory
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