org.apache.lucene.analysis.position
Class PositionFilterFactory

java.lang.Object
  extended by org.apache.lucene.analysis.util.AbstractAnalysisFactory
      extended by org.apache.lucene.analysis.util.TokenFilterFactory
          extended by org.apache.lucene.analysis.position.PositionFilterFactory

public class PositionFilterFactory
extends TokenFilterFactory

Factory for PositionFilter. Set the positionIncrement of all tokens to the "positionIncrement", except the first return token which retains its original positionIncrement value. The default positionIncrement value is zero.

 <fieldType name="text_position" class="solr.TextField" positionIncrementGap="100">
   <analyzer>
     <tokenizer class="solr.WhitespaceTokenizerFactory"/>
     <filter class="solr.PositionFilterFactory" positionIncrement="0"/>
   </analyzer>
 </fieldType>

Since:
solr 1.4
See Also:
PositionFilter

Field Summary
 
Fields inherited from class org.apache.lucene.analysis.util.AbstractAnalysisFactory
args, luceneMatchVersion
 
Constructor Summary
PositionFilterFactory()
           
 
Method Summary
 PositionFilter create(TokenStream input)
          Transform the specified input TokenStream
 void init(Map<String,String> args)
          Initialize this factory via a set of key-value pairs.
 
Methods inherited from class org.apache.lucene.analysis.util.TokenFilterFactory
availableTokenFilters, forName, lookupClass, reloadTokenFilters
 
Methods inherited from class org.apache.lucene.analysis.util.AbstractAnalysisFactory
assureMatchVersion, getArgs, getBoolean, getBoolean, getInt, getInt, getInt, getLines, getLuceneMatchVersion, getOriginalArgs, getPattern, getSnowballWordSet, getWordSet, setLuceneMatchVersion, splitFileNames
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

PositionFilterFactory

public PositionFilterFactory()
Method Detail

init

public void init(Map<String,String> args)
Description copied from class: AbstractAnalysisFactory
Initialize this factory via a set of key-value pairs.

Overrides:
init in class AbstractAnalysisFactory

create

public PositionFilter create(TokenStream input)
Description copied from class: TokenFilterFactory
Transform the specified input TokenStream

Specified by:
create in class TokenFilterFactory


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