Package org.apache.lucene.search

Class ExactPhraseMatcher

java.lang.Object

org.apache.lucene.search.PhraseMatcher

org.apache.lucene.search.ExactPhraseMatcher

public final class ExactPhraseMatcher
extends PhraseMatcher

Expert: Find exact phrases

NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.

Constructor Summary

Constructors

Constructor	Description
ExactPhraseMatcher(PhraseQuery.PostingsAndFreq[] postings, ScoreMode scoreMode, Similarity.SimScorer scorer, float matchCost)	Expert: Creates ExactPhraseMatcher instance

Method Summary

Modifier and Type	Method	Description
int	endOffset()
int	endPosition()
boolean	nextMatch()	Find the next match on the current document, returning false if there are none.
void	reset()	Called after PhraseMatcher.approximation() has been advanced
int	startOffset()
int	startPosition()

Methods inherited from class org.apache.lucene.search.PhraseMatcher

getMatchCost

Methods inherited from class java.lang.Object

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

Constructor Details

ExactPhraseMatcher

public ExactPhraseMatcher(PhraseQuery.PostingsAndFreq[] postings,
 ScoreMode scoreMode,
 Similarity.SimScorer scorer,
 float matchCost)

Expert: Creates ExactPhraseMatcher instance

Method Details

reset

public void reset()
           throws IOException

Description copied from class: PhraseMatcher

Called after PhraseMatcher.approximation() has been advanced

Specified by:

reset in class PhraseMatcher

Throws:

IOException

nextMatch

public boolean nextMatch()
                  throws IOException

Description copied from class: PhraseMatcher

Find the next match on the current document, returning false if there are none.

Specified by:

nextMatch in class PhraseMatcher

Throws:

IOException

startPosition

public int startPosition()

endPosition

public int endPosition()

startOffset

public int startOffset()
                throws IOException

Throws:

IOException

endOffset

public int endOffset()
              throws IOException

Throws:

IOException