Class SpanQuery

java.lang.Object
- org.apache.lucene.search.Query
- - org.apache.lucene.search.spans.SpanQuery

Known Direct Subclasses:: SpanFirstQuery, SpanNearQuery, SpanNotQuery, SpanOrQuery, SpanRegexQuery, SpanTermQuery

public abstract class SpanQuery

extends Query

Base class for span-based queries.

Method Summary
`protected Weight`	`createWeight(Searcher searcher)`
`abstract String`	`getField()` Returns the name of the field matched by this query.
`abstract Spans`	`getSpans(IndexReader reader)` Expert: Returns the matches for this query in an index.
`abstract Collection`	`getTerms()` Returns a collection of all terms matched by this query.

Methods inherited from class org.apache.lucene.search.Query
`clone`, `combine`, `createWeight`, `extractTerms`, `getBoost`, `getSimilarity`, `mergeBooleanQueries`, `rewrite`, `setBoost`, `toString`, `toString`, `weight`

protected Weight createWeight(Searcher searcher)
            throws IOException

Overrides:
createWeight in interface Query

public abstract String getField()

Returns the name of the field matched by this query.

public abstract Spans getSpans(IndexReader reader)
            throws IOException

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

public abstract Collection getTerms()

Returns a collection of all terms matched by this query.

Overview Package Class Use Tree Index Deprecated About
Prev Class \| Next Class	Frames \| No Frames
Summary: Nested \| Field \| Method \| Constr	Detail: Nested \| Field \| Method \| Constr

Method Summary