org.apache.lucene.search.spans

Class SpanOrQuery

Object

Query

SpanQuery

SpanOrQuery

All Implemented Interfaces:

Serializable, Cloneable

public class SpanOrQuery
extends SpanQuery

Matches the union of its clauses.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private class	SpanOrQuery.SpanQueue

Field Summary

Fields

Modifier and Type	Field and Description
private List	clauses
private String	field

Constructor Summary

Constructors

Constructor and Description
SpanOrQuery(SpanQuery[] clauses) Construct a SpanOrQuery merging the provided clauses.

Method Summary

Modifier and Type	Method and Description
SpanQuery[]	getClauses() Return the clauses whose spans are matched.
String	getField() Returns the name of the field matched by this query.
Spans	getSpans(IndexReader reader, Searcher searcher) Expert: Returns the matches for this query in an index.
Query[]	getSubQueries()
Collection	getTerms() Returns a collection of all terms matched by this query.
Query	rewrite(IndexReader reader)
String	toString(String field)

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

clauses

private List clauses

field

private String field

Constructor Detail

SpanOrQuery

public SpanOrQuery(SpanQuery[] clauses)

Construct a SpanOrQuery merging the provided clauses.

Method Detail

getClauses

public SpanQuery[] getClauses()

Return the clauses whose spans are matched.

getField

public String getField()

Description copied from class: SpanQuery

Returns the name of the field matched by this query.

Specified by:

getField in class SpanQuery

getTerms

public Collection getTerms()

Description copied from class: SpanQuery

Returns a collection of all terms matched by this query.

Specified by:

getTerms in class SpanQuery

getSubQueries

public Query[] getSubQueries()

rewrite

public Query rewrite(IndexReader reader)
              throws IOException

Overrides:

rewrite in class Query

Throws:

IOException

toString

public String toString(String field)

Specified by:

toString in class Query

getSpans

public Spans getSpans(IndexReader reader,
                      Searcher searcher)
               throws IOException

Description copied from class: SpanQuery

Expert: Returns the matches for this query in an index. Used internally to search for spans.

Specified by:

getSpans in class SpanQuery

Throws:

IOException