Class ClassicFilter

  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.lucene.analysis.standard.ClassicFilter
All Implemented Interfaces:

public class ClassicFilter
extends TokenFilter

Normalizes tokens extracted with ClassicTokenizer.

Nested Class Summary
Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource
AttributeSource.AttributeFactory, AttributeSource.State
Field Summary
Fields inherited from class org.apache.lucene.analysis.TokenFilter
Constructor Summary
ClassicFilter(TokenStream in)
          Construct filtering in.
Method Summary
 boolean incrementToken()
          Returns the next token in the stream, or null at EOS.
Methods inherited from class org.apache.lucene.analysis.TokenFilter
close, end, reset
Methods inherited from class org.apache.lucene.util.AttributeSource
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, restoreState
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail


public ClassicFilter(TokenStream in)
Construct filtering in.

Method Detail


public final boolean incrementToken()
                             throws IOException
Returns the next token in the stream, or null at EOS.

Removes 's from the end of words.

Removes dots from acronyms.

Specified by:
incrementToken in class TokenStream

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