Package org.apache.lucene.analysis.core
Class UpperCaseFilterFactory
java.lang.Object
org.apache.lucene.analysis.AbstractAnalysisFactory
org.apache.lucene.analysis.TokenFilterFactory
org.apache.lucene.analysis.core.UpperCaseFilterFactory
Factory for
UpperCaseFilter
.
<fieldType name="text_uppercase" class="solr.TextField" positionIncrementGap="100"> <analyzer> <tokenizer class="solr.WhitespaceTokenizerFactory"/> <filter class="solr.UpperCaseFilterFactory"/> </analyzer> </fieldType>
NOTE: In Unicode, this transformation may lose information when the upper case
character represents more than one lower case character. Use this filter when you require
uppercase tokens. Use the LowerCaseFilterFactory
for general search matching
- Since:
- 4.7.0
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Field Summary
FieldsFields inherited from class org.apache.lucene.analysis.AbstractAnalysisFactory
LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion
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Constructor Summary
ConstructorsConstructorDescriptionDefault ctor for compatibility with SPIUpperCaseFilterFactory
(Map<String, String> args) Creates a new UpperCaseFilterFactory -
Method Summary
Modifier and TypeMethodDescriptioncreate
(TokenStream input) Transform the specified input TokenStreamnormalize
(TokenStream input) Normalize the specified input TokenStream While the default implementation returns input unchanged, filters that should be applied at normalization time can delegate tocreate
method.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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UpperCaseFilterFactory
Creates a new UpperCaseFilterFactory -
UpperCaseFilterFactory
public UpperCaseFilterFactory()Default ctor for compatibility with SPI
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Method Details
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create
Description copied from class:TokenFilterFactory
Transform the specified input TokenStream- Specified by:
create
in classTokenFilterFactory
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normalize
Description copied from class:TokenFilterFactory
Normalize the specified input TokenStream While the default implementation returns input unchanged, filters that should be applied at normalization time can delegate tocreate
method.- Overrides:
normalize
in classTokenFilterFactory
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