Package org.elasticsearch.search.profile.aggregation

Class ProfilingAggregator

java.lang.Object

org.elasticsearch.search.aggregations.BucketCollector

org.elasticsearch.search.aggregations.Aggregator

org.elasticsearch.search.profile.aggregation.ProfilingAggregator

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.lucene.search.Collector, org.elasticsearch.core.Releasable

public class ProfilingAggregator
extends Aggregator

Nested Class Summary

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

Aggregator.BucketComparator, Aggregator.Parser, Aggregator.SubAggCollectionMode

Field Summary

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

NO_OP_COLLECTOR

Constructor Summary

Constructors

Constructor	Description
ProfilingAggregator(Aggregator delegate, AggregationProfiler profiler)

Method Summary

Modifier and Type	Method	Description
Aggregator.BucketComparator	bucketComparator(String key, SortOrder order)	Builds a comparator that compares two buckets aggregated by this Aggregator.
InternalAggregation[]	buildAggregations(long[] owningBucketOrds)	Build the results of this aggregation.
InternalAggregation	buildEmptyAggregation()	Build an empty aggregation.
void	close()
LeafBucketCollector	getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx)
String	name()	Return the name of this aggregator.
Aggregator	parent()	Return the parent aggregator.
void	postCollection()	Post-collection callback.
void	preCollection()	Pre collection callback.
Aggregator	resolveSortPath(AggregationPath.PathElement next, Iterator<AggregationPath.PathElement> path)	Resolve a sort path to the target.
org.apache.lucene.search.ScoreMode	scoreMode()
Aggregator	subAggregator(String name)	Return the sub aggregator with the provided name.
Aggregator[]	subAggregators()	Get the aggregators running under this one.
String	toString()
static Aggregator	unwrap(Aggregator agg)

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

buildTopLevel, collectDebugInfo, resolveSortPathOnValidAgg

Methods inherited from class java.lang.Object

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

Constructor Details

ProfilingAggregator

public ProfilingAggregator(Aggregator delegate,
 AggregationProfiler profiler)
                    throws IOException

Throws:

IOException

Method Details

close

public void close()

scoreMode

public org.apache.lucene.search.ScoreMode scoreMode()

name

public String name()

Description copied from class: Aggregator

Return the name of this aggregator.

Specified by:

name in class Aggregator

parent

public Aggregator parent()

Description copied from class: Aggregator

Return the parent aggregator.

Specified by:

parent in class Aggregator

subAggregator

public Aggregator subAggregator(String name)

Description copied from class: Aggregator

Return the sub aggregator with the provided name.

Specified by:

subAggregator in class Aggregator

resolveSortPath

public Aggregator resolveSortPath(AggregationPath.PathElement next,
 Iterator<AggregationPath.PathElement> path)

Description copied from class: Aggregator

Resolve a sort path to the target.

The default implementation throws an exception but we override it on aggregations that support sorting.

Overrides:

resolveSortPath in class Aggregator

bucketComparator

public Aggregator.BucketComparator bucketComparator(String key,
 SortOrder order)

Description copied from class: Aggregator

Builds a comparator that compares two buckets aggregated by this Aggregator.

The default implementation throws an exception but we override it on aggregations that support sorting.

Overrides:

bucketComparator in class Aggregator

buildAggregations

public InternalAggregation[] buildAggregations(long[] owningBucketOrds)
                                        throws IOException

Description copied from class: Aggregator

Build the results of this aggregation.

Specified by:

buildAggregations in class Aggregator

Parameters:

owningBucketOrds - the ordinals of the buckets that we want to collect from this aggregation

Returns:

the results for each ordinal, in the same order as the array of ordinals

Throws:

IOException

buildEmptyAggregation

public InternalAggregation buildEmptyAggregation()

Description copied from class: Aggregator

Build an empty aggregation.

Specified by:

buildEmptyAggregation in class Aggregator

getLeafCollector

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

Specified by:

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

Specified by:

getLeafCollector in class BucketCollector

Throws:

IOException

preCollection

public void preCollection()
                   throws IOException

Description copied from class: BucketCollector

Pre collection callback.

Specified by:

preCollection in class BucketCollector

Throws:

IOException

postCollection

public void postCollection()
                    throws IOException

Description copied from class: BucketCollector

Post-collection callback.

Specified by:

postCollection in class BucketCollector

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

subAggregators

public Aggregator[] subAggregators()

Description copied from class: Aggregator

Get the aggregators running under this one.

Specified by:

subAggregators in class Aggregator

unwrap

public static Aggregator unwrap(Aggregator agg)