Package org.apache.lucene.analysis.compound

Class HyphenationCompoundWordTokenFilterFactory

java.lang.Object

org.apache.lucene.analysis.AbstractAnalysisFactory

org.apache.lucene.analysis.TokenFilterFactory

org.apache.lucene.analysis.compound.HyphenationCompoundWordTokenFilterFactory

All Implemented Interfaces:

ResourceLoaderAware

public class HyphenationCompoundWordTokenFilterFactory
extends TokenFilterFactory
implements ResourceLoaderAware

Factory for HyphenationCompoundWordTokenFilter.

This factory accepts the following parameters:

• hyphenator (mandatory): path to the FOP xml hyphenation pattern. See http://offo.sourceforge.net/hyphenation/.
• encoding (optional): encoding of the xml hyphenation file. defaults to UTF-8.
• dictionary (optional): dictionary of words. defaults to no dictionary.
• minWordSize (optional): minimal word length that gets decomposed. defaults to 5.
• minSubwordSize (optional): minimum length of subwords. defaults to 2.
• maxSubwordSize (optional): maximum length of subwords. defaults to 15.
• onlyLongestMatch (optional): if true, adds only the longest matching subword to the stream. defaults to false.

 <fieldType name="text_hyphncomp" class="solr.TextField" positionIncrementGap="100">
   <analyzer>
     <tokenizer class="solr.WhitespaceTokenizerFactory"/>
     <filter class="solr.HyphenationCompoundWordTokenFilterFactory" hyphenator="hyphenator.xml" encoding="UTF-8"
         dictionary="dictionary.txt" minWordSize="5" minSubwordSize="2" maxSubwordSize="15" onlyLongestMatch="false"/>
   </analyzer>
 </fieldType>

Since:

3.1.0

See Also:

• HyphenationCompoundWordTokenFilter

SPI Name (case-insensitive: if the name is 'htmlStrip', 'htmlstrip' can be used when looking up the service).

"hyphenationCompoundWord"

Field Summary

Fields

Modifier and Type	Field	Description
static final String	NAME	SPI name

Fields inherited from class org.apache.lucene.analysis.AbstractAnalysisFactory

LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion

Constructor Summary

Constructors

Constructor	Description
HyphenationCompoundWordTokenFilterFactory()	Default ctor for compatibility with SPI
HyphenationCompoundWordTokenFilterFactory(Map<String,String> args)	Creates a new HyphenationCompoundWordTokenFilterFactory

Method Summary

Modifier and Type	Method	Description
TokenFilter	create(TokenStream input)
void	inform(ResourceLoader loader)

Methods inherited from class org.apache.lucene.analysis.TokenFilterFactory

availableTokenFilters, findSPIName, forName, lookupClass, normalize, 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

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

NAME

public static final String NAME

SPI name

See Also:

• Constant Field Values

Constructor Details

HyphenationCompoundWordTokenFilterFactory

public HyphenationCompoundWordTokenFilterFactory(Map<String,String> args)

Creates a new HyphenationCompoundWordTokenFilterFactory

HyphenationCompoundWordTokenFilterFactory

public HyphenationCompoundWordTokenFilterFactory()

Default ctor for compatibility with SPI

Method Details

inform

public void inform(ResourceLoader loader)
            throws IOException

Specified by:

inform in interface ResourceLoaderAware

Throws:

IOException

create

public TokenFilter create(TokenStream input)

Specified by:

create in class TokenFilterFactory