SpanQuery

extends Query

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

Known Direct Subclasses

FieldMaskingSpanQuery, SpanFirstQuery, SpanNearQuery, SpanNotQuery, SpanOrQuery, SpanTermQuery

Known Indirect Subclasses

PayloadNearQuery, PayloadTermQuery

Class Overview

Base class for span-based queries.

Public Constructors
	SpanQuery()

Public Methods
Weight	createWeight(Searcher searcher) Expert: Constructs an appropriate Weight implementation for this query.
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.

Inherited Methods

Object	clone() Returns a clone of this query.
Query	combine(Query[] queries) Expert: called when re-writing queries under MultiSearcher.
Weight	createWeight(Searcher searcher) Expert: Constructs an appropriate Weight implementation for this query.
boolean	equals(Object obj)
void	extractTerms(Set<Term> terms) Expert: adds all terms occurring in this query to the terms set.
float	getBoost() Gets the boost for this clause.
Similarity	getSimilarity(Searcher searcher) Expert: Returns the Similarity implementation to be used for this query.
int	hashCode()
static Query	mergeBooleanQueries(BooleanQuery... queries) Expert: merges the clauses of a set of BooleanQuery's into a single BooleanQuery.
Query	rewrite(IndexReader reader) Expert: called to re-write queries into primitive queries.
void	setBoost(float b) Sets the boost for this query clause to `b`.
String	toString() Prints a query to a string.
abstract String	toString(String field) Prints a query to a string, with `field` assumed to be the default field and omitted.
Weight	weight(Searcher searcher) Expert: Constructs and initializes a Weight for a top-level query.

From class java.lang.Object

Expert: Constructs an appropriate Weight implementation for this query.

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

IOException

Returns the name of the field matched by this query.

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

IOException