Class SpanQuery

Base class for span-based queries.

Inheritance

object

Query

SpanQuery

FieldMaskingSpanQuery

SpanMultiTermQueryWrapper<Q>

SpanNearQuery

SpanNotQuery

SpanOrQuery

SpanPositionCheckQuery

SpanTermQuery

Inherited Members

Query.Boost

Query.ToString(string)

Query.ToString()

Query.Rewrite(IndexReader)

Query.ExtractTerms(ISet<Term>)

Query.Clone()

Query.GetHashCode()

Query.Equals(object)

object.Equals(object, object)

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: Lucene.Net.Search.Spans

Assembly: Lucene.Net.dll

Syntax

public abstract class SpanQuery : Query

Properties

Field

Returns the name of the field matched by this query.

Note that this may return null if the query matches no terms.

Declaration

public abstract string Field { get; }

Property Value

Type	Description
string

Methods

CreateWeight(IndexSearcher)

Expert: Constructs an appropriate Weight implementation for this query.

Only implemented by primitive queries, which re-write to themselves.

Declaration

public override Weight CreateWeight(IndexSearcher searcher)

Parameters

Type	Name	Description
IndexSearcher	searcher

Returns

Type	Description
Weight

Overrides

Query.CreateWeight(IndexSearcher)

GetSpans(AtomicReaderContext, IBits, IDictionary<Term, TermContext>)

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

Declaration

public abstract Spans GetSpans(AtomicReaderContext context, IBits acceptDocs, IDictionary<Term, TermContext> termContexts)

Parameters

Type	Name	Description
AtomicReaderContext	context
IBits	acceptDocs
IDictionary<Term, TermContext>	termContexts

Returns

Type	Description
Spans