org.apache.uima.lucas.indexer.analysis
Class HypernymFilter

java.lang.Object
  extended by org.apache.lucene.util.AttributeSource
      extended by org.apache.lucene.analysis.TokenStream
          extended by org.apache.lucene.analysis.TokenFilter
              extended by org.apache.uima.lucas.indexer.analysis.HypernymFilter

public class HypernymFilter
extends org.apache.lucene.analysis.TokenFilter

TokenFilter subclass which adds hypernyms to a TokenStream based on a map.


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource
org.apache.lucene.util.AttributeSource.AttributeFactory, org.apache.lucene.util.AttributeSource.State
 
Field Summary
 
Fields inherited from class org.apache.lucene.analysis.TokenFilter
input
 
Constructor Summary
HypernymFilter(org.apache.lucene.analysis.TokenStream input, Map<String,List<String>> hypernyms)
          Constructor.
 
Method Summary
 Map<String,List<String>> getHypernyms()
           
 org.apache.lucene.analysis.Token next(org.apache.lucene.analysis.Token nextToken)
           
 void reset()
           
 
Methods inherited from class org.apache.lucene.analysis.TokenFilter
close, end
 
Methods inherited from class org.apache.lucene.analysis.TokenStream
getOnlyUseNewAPI, incrementToken, next, setOnlyUseNewAPI
 
Methods inherited from class org.apache.lucene.util.AttributeSource
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, restoreState, toString
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

HypernymFilter

public HypernymFilter(org.apache.lucene.analysis.TokenStream input,
                      Map<String,List<String>> hypernyms)
Constructor.

Parameters:
input - the input TokenStream
hypernyms - the hypernym map. key: token text, value: list of hypernyms
Method Detail

next

public org.apache.lucene.analysis.Token next(org.apache.lucene.analysis.Token nextToken)
                                      throws IOException
Overrides:
next in class org.apache.lucene.analysis.TokenStream
Throws:
IOException

reset

public void reset()
           throws IOException
Overrides:
reset in class org.apache.lucene.analysis.TokenFilter
Throws:
IOException

getHypernyms

public Map<String,List<String>> getHypernyms()


Copyright © 2006-2011 The Apache Software Foundation. All Rights Reserved.