Package org.elasticsearch.search.aggregations

Class AggregatorFactory.MultiBucketAggregatorWrapper

java.lang.Object

org.elasticsearch.search.aggregations.BucketCollector

org.elasticsearch.search.aggregations.Aggregator

org.elasticsearch.search.aggregations.AggregatorFactory.MultiBucketAggregatorWrapper

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, org.apache.lucene.search.Collector, Releasable

Enclosing class:

AggregatorFactory<AF extends AggregatorFactory<AF>>

public static final class AggregatorFactory.MultiBucketAggregatorWrapper
extends Aggregator

Nested Class Summary

Nested classes/interfaces inherited from class org.elasticsearch.search.aggregations.Aggregator

Aggregator.Parser, Aggregator.SubAggCollectionMode

Field Summary

Fields inherited from class org.elasticsearch.search.aggregations.BucketCollector

NO_OP_COLLECTOR

Method Summary

Modifier and Type	Method	Description
InternalAggregation	buildAggregation(long bucket)	Build an aggregation for data that has been collected into bucket.
InternalAggregation	buildEmptyAggregation()	Build an empty aggregation.
void	close()
SearchContext	context()	Return the SearchContext attached with this Aggregator.
LeafBucketCollector	getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx)
java.lang.Class<?>	getWrappedClass()
java.lang.String	name()	Return the name of this aggregator.
boolean	needsScores()
Aggregator	parent()	Return the parent aggregator.
void	postCollection()	Post-collection callback.
void	preCollection()	Pre collection callback.
Aggregator	subAggregator(java.lang.String name)	Return the sub aggregator with the provided name.

Methods inherited from class org.elasticsearch.search.aggregations.Aggregator

descendsFromBucketAggregator

Methods inherited from class org.elasticsearch.search.aggregations.BucketCollector

wrap

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getWrappedClass

public java.lang.Class<?> getWrappedClass()

name

public java.lang.String name()

Description copied from class: Aggregator

Return the name of this aggregator.

Specified by:

name in class Aggregator

context

public SearchContext context()

Description copied from class: Aggregator

Return the SearchContext attached with this Aggregator.

Specified by:

context in class Aggregator

parent

public Aggregator parent()

Description copied from class: Aggregator

Return the parent aggregator.

Specified by:

parent in class Aggregator

needsScores

public boolean needsScores()

subAggregator

public Aggregator subAggregator(java.lang.String name)

Description copied from class: Aggregator

Return the sub aggregator with the provided name.

Specified by:

subAggregator in class Aggregator

preCollection

public void preCollection()
                   throws java.io.IOException

Description copied from class: BucketCollector

Pre collection callback.

Specified by:

preCollection in class BucketCollector

Throws:

java.io.IOException

postCollection

public void postCollection()
                    throws java.io.IOException

Description copied from class: BucketCollector

Post-collection callback.

Specified by:

postCollection in class BucketCollector

Throws:

java.io.IOException

getLeafCollector

public LeafBucketCollector getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx)

Specified by:

getLeafCollector in interface org.apache.lucene.search.Collector

Specified by:

getLeafCollector in class BucketCollector

buildAggregation

public InternalAggregation buildAggregation(long bucket)
                                     throws java.io.IOException

Description copied from class: Aggregator

Build an aggregation for data that has been collected into bucket.

Specified by:

buildAggregation in class Aggregator

Throws:

java.io.IOException

buildEmptyAggregation

public InternalAggregation buildEmptyAggregation()

Description copied from class: Aggregator

Build an empty aggregation.

Specified by:

buildEmptyAggregation in class Aggregator

close

public void close()