org.apache.giraph.aggregators.matrix.dense

Class IntDenseVectorSumAggregator

java.lang.Object

org.apache.giraph.aggregators.BasicAggregator<IntDenseVector>

org.apache.giraph.aggregators.matrix.dense.IntDenseVectorSumAggregator

All Implemented Interfaces:

Aggregator<IntDenseVector>

public class IntDenseVectorSumAggregator
extends BasicAggregator<IntDenseVector>

The double dense vector aggregator is used to aggregate double dense vectors.

Constructor Summary

Constructors

Constructor and Description
IntDenseVectorSumAggregator()

Method Summary

Modifier and Type	Method and Description
void	aggregate(IntDenseVector vector) Add a new value.
IntDenseVector	createInitialValue() Return new aggregated value which is neutral to aggregate operation.

Methods inherited from class org.apache.giraph.aggregators.BasicAggregator

getAggregatedValue, reset, setAggregatedValue

Methods inherited from class java.lang.Object

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

Constructor Detail

IntDenseVectorSumAggregator

public IntDenseVectorSumAggregator()

Method Detail

createInitialValue

public IntDenseVector createInitialValue()

Description copied from interface: Aggregator

Return new aggregated value which is neutral to aggregate operation. Must be changeable without affecting internals of Aggregator

Returns:

Neutral value

aggregate

public void aggregate(IntDenseVector vector)

Description copied from interface: Aggregator

Add a new value. Needs to be commutative and associative

Parameters:

vector - Value to be aggregated.