org.apache.druid.query.aggregation.post

Class LongLeastPostAggregator

java.lang.Object

org.apache.druid.query.aggregation.post.LongLeastPostAggregator

All Implemented Interfaces:

Cacheable, PostAggregator

public class LongLeastPostAggregator
extends Object
implements PostAggregator

Constructor Summary

Constructors

Constructor and Description
LongLeastPostAggregator(String name, List<PostAggregator> fields)

Method Summary

Modifier and Type	Method and Description
Object	compute(Map<String,Object> values)
LongLeastPostAggregator	decorate(Map<String,AggregatorFactory> aggregators) Returns a richer post aggregator which are built from the given aggregators with their names and some accessible environmental variables such as ones in the object scope.
boolean	equals(Object o)
byte[]	getCacheKey()
Comparator	getComparator()
Set<String>	getDependentFields()
List<PostAggregator>	getFields()
String	getName()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

LongLeastPostAggregator

public LongLeastPostAggregator(String name,
                               List<PostAggregator> fields)

Method Detail

getDependentFields

public Set<String> getDependentFields()

Specified by:

getDependentFields in interface PostAggregator

getComparator

public Comparator getComparator()

Specified by:

getComparator in interface PostAggregator

compute

public Object compute(Map<String,Object> values)

Specified by:

compute in interface PostAggregator

getName

public String getName()

Specified by:

getName in interface PostAggregator

decorate

public LongLeastPostAggregator decorate(Map<String,AggregatorFactory> aggregators)

Description copied from interface: PostAggregator

Returns a richer post aggregator which are built from the given aggregators with their names and some accessible environmental variables such as ones in the object scope.

Specified by:

decorate in interface PostAggregator

Parameters:

aggregators - A map of aggregator factories with their names.

getFields

public List<PostAggregator> getFields()

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getCacheKey

public byte[] getCacheKey()

Specified by:

getCacheKey in interface Cacheable