Package org.elasticsearch.index.query

Class ConstantScoreQueryBuilder

java.lang.Object

org.elasticsearch.index.query.AbstractQueryBuilder<ConstantScoreQueryBuilder>

org.elasticsearch.index.query.ConstantScoreQueryBuilder

All Implemented Interfaces:

NamedWriteable, Writeable, QueryBuilder, Rewriteable<QueryBuilder>, org.elasticsearch.xcontent.ToXContent, org.elasticsearch.xcontent.ToXContentObject

public class ConstantScoreQueryBuilder
extends AbstractQueryBuilder<ConstantScoreQueryBuilder>

A query that wraps a filter and simply returns a constant score equal to the query boost for every document in the filter.

Nested Class Summary

Nested classes/interfaces inherited from interface org.elasticsearch.xcontent.ToXContent

org.elasticsearch.xcontent.ToXContent.DelegatingMapParams, org.elasticsearch.xcontent.ToXContent.MapParams, org.elasticsearch.xcontent.ToXContent.Params

Nested classes/interfaces inherited from interface org.elasticsearch.common.io.stream.Writeable

Writeable.Reader<V>, Writeable.Writer<V>

Field Summary

Fields

Modifier and Type	Field	Description
static final String	NAME

Fields inherited from class org.elasticsearch.index.query.AbstractQueryBuilder

boost, BOOST_FIELD, DEFAULT_BOOST, NAME_FIELD, queryName

Fields inherited from interface org.elasticsearch.index.query.Rewriteable

MAX_REWRITE_ROUNDS

Fields inherited from interface org.elasticsearch.xcontent.ToXContent

EMPTY_PARAMS

Constructor Summary

Constructors

Constructor	Description
ConstantScoreQueryBuilder(StreamInput in)	Read from a stream.
ConstantScoreQueryBuilder(QueryBuilder filterBuilder)	A query that wraps another query and simply returns a constant score equal to the query boost for every document in the query.

Method Summary

Modifier and Type	Method	Description
protected boolean	doEquals(ConstantScoreQueryBuilder other)	Indicates whether some other QueryBuilder object of the same type is "equal to" this one.
protected int	doHashCode()
protected QueryBuilder	doRewrite(QueryRewriteContext queryRewriteContext)
protected org.apache.lucene.search.Query	doToQuery(SearchExecutionContext context)
protected void	doWriteTo(StreamOutput out)
protected void	doXContent(org.elasticsearch.xcontent.XContentBuilder builder, org.elasticsearch.xcontent.ToXContent.Params params)
protected void	extractInnerHitBuilders(Map<String,InnerHitContextBuilder> innerHits)	For internal usage only! Extracts the inner hits from the query tree.
static ConstantScoreQueryBuilder	fromXContent(org.elasticsearch.xcontent.XContentParser parser)
String	getWriteableName()	Returns the name of the writeable object
QueryBuilder	innerQuery()

Methods inherited from class org.elasticsearch.index.query.AbstractQueryBuilder

addValidationError, boost, boost, checkNegativeBoost, declareStandardFields, equals, getName, hashCode, parseInnerQueryBuilder, parseInnerQueryBuilder, printBoostAndQueryName, queryName, queryName, requireValue, rewrite, throwParsingExceptionOnMultipleFields, toQuery, toString, toXContent, writeTo

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.elasticsearch.xcontent.ToXContentObject

isFragment

Field Details

NAME

public static final String NAME

See Also:

• Constant Field Values

Constructor Details

ConstantScoreQueryBuilder

public ConstantScoreQueryBuilder(QueryBuilder filterBuilder)

A query that wraps another query and simply returns a constant score equal to the query boost for every document in the query.

Parameters:

filterBuilder - The query to wrap in a constant score query

ConstantScoreQueryBuilder

public ConstantScoreQueryBuilder(StreamInput in)
                          throws IOException

Read from a stream.

Throws:

IOException

Method Details

doWriteTo

protected void doWriteTo(StreamOutput out)
                  throws IOException

Specified by:

doWriteTo in class AbstractQueryBuilder<ConstantScoreQueryBuilder>

Throws:

IOException

innerQuery

public QueryBuilder innerQuery()

Returns:

the query that was wrapped in this constant score query

doXContent

protected void doXContent(org.elasticsearch.xcontent.XContentBuilder builder,
 org.elasticsearch.xcontent.ToXContent.Params params)
                   throws IOException

Specified by:

doXContent in class AbstractQueryBuilder<ConstantScoreQueryBuilder>

Throws:

IOException

fromXContent

public static ConstantScoreQueryBuilder fromXContent(org.elasticsearch.xcontent.XContentParser parser)
                                              throws IOException

Throws:

IOException

doToQuery

protected org.apache.lucene.search.Query doToQuery(SearchExecutionContext context)
                                            throws IOException

Specified by:

doToQuery in class AbstractQueryBuilder<ConstantScoreQueryBuilder>

Throws:

IOException

getWriteableName

public String getWriteableName()

Description copied from interface: NamedWriteable

Returns the name of the writeable object

doHashCode

protected int doHashCode()

Specified by:

doHashCode in class AbstractQueryBuilder<ConstantScoreQueryBuilder>

doEquals

protected boolean doEquals(ConstantScoreQueryBuilder other)

Description copied from class: AbstractQueryBuilder

Indicates whether some other QueryBuilder object of the same type is "equal to" this one.

Specified by:

doEquals in class AbstractQueryBuilder<ConstantScoreQueryBuilder>

doRewrite

protected QueryBuilder doRewrite(QueryRewriteContext queryRewriteContext)
                          throws IOException

Overrides:

doRewrite in class AbstractQueryBuilder<ConstantScoreQueryBuilder>

Throws:

IOException

extractInnerHitBuilders

protected void extractInnerHitBuilders(Map<String,InnerHitContextBuilder> innerHits)

Description copied from class: AbstractQueryBuilder

For internal usage only! Extracts the inner hits from the query tree. While it extracts inner hits, child inner hits are inlined into the inner hit builder they belong to.

Overrides:

extractInnerHitBuilders in class AbstractQueryBuilder<ConstantScoreQueryBuilder>