com.hazelcast.mapreduce.aggregation.impl
Class BigIntegerSumAggregation<Key,Value>

java.lang.Object
  com.hazelcast.mapreduce.aggregation.impl.BigIntegerSumAggregation<Key,Value>

Type Parameters:

Key - the input key type

Value - the input value type

All Implemented Interfaces:

AggType<Key,Value,Key,BigInteger,BigInteger,BigInteger,BigInteger>

public class BigIntegerSumAggregation<Key,Value>
extends Object
implements AggType<Key,Value,Key,BigInteger,BigInteger,BigInteger,BigInteger>

The predefined sum aggregation for values of type BigInteger.

Constructor Summary

BigIntegerSumAggregation()

Method Summary

Collator<Map.Entry<Key,BigInteger>,BigInteger>	getCollator()
CombinerFactory<Key,BigInteger,BigInteger>	getCombinerFactory()
Mapper<Key,Value,Key,BigInteger>	getMapper(Supplier<Key,Value,BigInteger> supplier)
ReducerFactory<Key,BigInteger,BigInteger>	getReducerFactory()

Methods inherited from class java.lang.Object

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

Constructor Detail

BigIntegerSumAggregation

public BigIntegerSumAggregation()

Method Detail

getCollator

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

Specified by:

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

getMapper

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

Specified by:

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

getCombinerFactory

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

Specified by:

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

getReducerFactory

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

Specified by:

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