org.apache.lucene.analysis
Class KeywordAnalyzer

java.lang.Object
  org.apache.lucene.analysis.Analyzer
      org.apache.lucene.analysis.ReusableAnalyzerBase
          org.apache.lucene.analysis.KeywordAnalyzer

All Implemented Interfaces:

Closeable

public final class KeywordAnalyzer
extends ReusableAnalyzerBase

"Tokenizes" the entire stream as a single token. This is useful for data like zip codes, ids, and some product names.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.analysis.ReusableAnalyzerBase

ReusableAnalyzerBase.TokenStreamComponents

Constructor Summary

KeywordAnalyzer()

Method Summary

protected ReusableAnalyzerBase.TokenStreamComponents

createComponents(String fieldName, Reader reader) Creates a new ReusableAnalyzerBase.TokenStreamComponents instance for this analyzer.

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

initReader, reusableTokenStream, tokenStream

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

close, getOffsetGap, getPositionIncrementGap, getPreviousTokenStream, setPreviousTokenStream

Methods inherited from class java.lang.Object

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

Constructor Detail

KeywordAnalyzer

public KeywordAnalyzer()

Method Detail

createComponents

protected ReusableAnalyzerBase.TokenStreamComponents createComponents(String fieldName,
                                                                      Reader reader)

Description copied from class: ReusableAnalyzerBase

Creates a new ReusableAnalyzerBase.TokenStreamComponents instance for this analyzer.

Specified by:

createComponents in class ReusableAnalyzerBase

Parameters:

fieldName - the name of the fields content passed to the ReusableAnalyzerBase.TokenStreamComponents sink as a reader

reader - the reader passed to the Tokenizer constructor

Returns:

the ReusableAnalyzerBase.TokenStreamComponents for this analyzer.