org.apache.lucene.bigram
Class BigramSpanWildcardQuery

Object
  Query
      SpanQuery
          SpanTermQuery
              SpanWildcardQuery
                  BigramSpanWildcardQuery

All Implemented Interfaces:

Serializable, Cloneable

Direct Known Subclasses:

XtfSpanWildcardQuery

public class BigramSpanWildcardQuery
extends SpanWildcardQuery

Matches spans containing a wildcard term. Performs extra filtering to make sure bi-grams are not matched.

See Also:

Serialized Form

Field Summary

private Set

stopSet

Constructor Summary

BigramSpanWildcardQuery(Term term, int termLimit)
Construct a SpanWildcardTermQuery matching expanded terms, but limiting the total number of terms matched.

Method Summary

void	setStopWords(Set set)
protected boolean	shouldSkipTerm(Term term) Enables derived classes to skip certain terms in the index (e.g. stop words, bi-grams, etc.)

Methods inherited from class SpanWildcardQuery

getSpans, getTermLimit, rewrite, toString

Methods inherited from class SpanTermQuery

getField, getTerm, getTermLength, getTerms

Methods inherited from class SpanQuery

createWeight, getSpanRecording, setSpanRecording

Methods inherited from class Query

clone, combine, extractTerms, getBoost, getSimilarity, mergeBooleanQueries, setBoost, toString, weight

Methods inherited from class Object

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

Field Detail

stopSet

private Set stopSet

Constructor Detail

BigramSpanWildcardQuery

public BigramSpanWildcardQuery(Term term,
                               int termLimit)

Construct a SpanWildcardTermQuery matching expanded terms, but limiting the total number of terms matched.

Method Detail

setStopWords

public void setStopWords(Set set)

shouldSkipTerm

protected boolean shouldSkipTerm(Term term)

Description copied from class: SpanWildcardQuery

Enables derived classes to skip certain terms in the index (e.g. stop words, bi-grams, etc.) Default implementation doesn't skip any terms.

Overrides:

shouldSkipTerm in class SpanWildcardQuery