public class SnowballPorterFilterFactory extends TokenFilterFactory implements ResourceLoaderAware
SnowballFilter
, with configurable language
Note: Use of the "Lovins" stemmer is not recommended, as it is implemented with reflection.
<fieldType name="text_snowballstem" class="solr.TextField" positionIncrementGap="100"> <analyzer> <tokenizer class="solr.StandardTokenizerFactory"/> <filter class="solr.LowerCaseFilterFactory"/> <filter class="solr.SnowballPorterFilterFactory" protected="protectedkeyword.txt" language="English"/> </analyzer> </fieldType>
Modifier and Type | Field and Description |
---|---|
static String |
NAME
SPI name
|
static String |
PROTECTED_TOKENS |
LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion
Constructor and Description |
---|
SnowballPorterFilterFactory(Map<String,String> args)
Creates a new SnowballPorterFilterFactory
|
Modifier and Type | Method and Description |
---|---|
TokenFilter |
create(TokenStream input)
Transform the specified input TokenStream
|
void |
inform(ResourceLoader loader)
Initializes this component with the provided ResourceLoader
(used for loading classes, files, etc).
|
availableTokenFilters, findSPIName, forName, lookupClass, normalize, reloadTokenFilters
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
public static final String NAME
public static final String PROTECTED_TOKENS
public void inform(ResourceLoader loader) throws IOException
ResourceLoaderAware
inform
in interface ResourceLoaderAware
IOException
public TokenFilter create(TokenStream input)
TokenFilterFactory
create
in class TokenFilterFactory
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