org.cdlib.xtf.textEngine

Class XtfSpanWildcardQuery

Object

Query

SpanQuery

SpanTermQuery

SpanWildcardQuery

BigramSpanWildcardQuery

XtfSpanWildcardQuery

All Implemented Interfaces:

Serializable, Cloneable

public class XtfSpanWildcardQuery
extends BigramSpanWildcardQuery

Matches spans containing a wildcard term. Performs extra filtering to make sure bi-grams are not matched, and that start/end of field marks are not matched.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
XtfSpanWildcardQuery(Term term, int termLimit)

Method Summary

Modifier and Type	Method and Description
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 BigramSpanWildcardQuery

setStopWords

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

Constructor Detail

XtfSpanWildcardQuery

public XtfSpanWildcardQuery(Term term,
                            int termLimit)

Method Detail

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 BigramSpanWildcardQuery