com.hazelcast.mapreduce.aggregation.impl

Class ComparableMinAggregation<Key,Value>

java.lang.Object

com.hazelcast.mapreduce.aggregation.impl.ComparableMinAggregation<Key,Value>

Type Parameters:

Key - the input key type

Value - the input value type

All Implemented Interfaces:

AggType<Key,Value,Key,Comparable,Comparable,Comparable,Comparable>

public class ComparableMinAggregation<Key,Value>
extends Object
implements AggType<Key,Value,Key,Comparable,Comparable,Comparable,Comparable>

The predefined minimum aggregation for values of type Comparable.

Constructor Summary

Constructors

Constructor and Description
ComparableMinAggregation()

Method Summary

Methods

Modifier and Type	Method and Description
Collator<Map.Entry<Key,Comparable>,Comparable>	getCollator()
CombinerFactory<Key,Comparable,Comparable>	getCombinerFactory()
Mapper<Key,Value,Key,Comparable>	getMapper(Supplier<Key,Value,Comparable> supplier)
ReducerFactory<Key,Comparable,Comparable>	getReducerFactory()

Methods inherited from class java.lang.Object

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

Constructor Detail

ComparableMinAggregation

public ComparableMinAggregation()

Method Detail

getCollator

public Collator<Map.Entry<Key,Comparable>,Comparable> getCollator()

Specified by:

getCollator in interface AggType<Key,Value,Key,Comparable,Comparable,Comparable,Comparable>

getMapper

public Mapper<Key,Value,Key,Comparable> getMapper(Supplier<Key,Value,Comparable> supplier)

Specified by:

getMapper in interface AggType<Key,Value,Key,Comparable,Comparable,Comparable,Comparable>

getCombinerFactory

public CombinerFactory<Key,Comparable,Comparable> getCombinerFactory()

Specified by:

getCombinerFactory in interface AggType<Key,Value,Key,Comparable,Comparable,Comparable,Comparable>

getReducerFactory

public ReducerFactory<Key,Comparable,Comparable> getReducerFactory()

Specified by:

getReducerFactory in interface AggType<Key,Value,Key,Comparable,Comparable,Comparable,Comparable>