org.apache.reef.io.network.group.api.operators

Interface AllGather<T>

All Superinterfaces:

GroupCommOperator

public interface AllGather<T>
extends GroupCommOperator

MPI AllGather Operator.

Each task applies this operator on an element of type T. The result will be a list of elements constructed using the elements all-gathered at each task.

Method Summary

Methods

Modifier and Type	Method and Description
List<T>	apply(T element) Apply the operation on element.
List<T>	apply(T element, List<? extends Identifier> order) Apply the operation on element.

Methods inherited from interface org.apache.reef.io.network.group.api.operators.GroupCommOperator

getGroupName, getOperName, getVersion, initialize

Method Detail

apply

List<T> apply(T element)
              throws NetworkException,
                     InterruptedException

Apply the operation on element.

Returns:

List of all elements on which the operation was applied using default order

Throws:

NetworkException

InterruptedException

apply

List<T> apply(T element,
            List<? extends Identifier> order)
              throws NetworkException,
                     InterruptedException

Apply the operation on element.

Returns:

List of all elements on which the operation was applied using order specified

Throws:

NetworkException

InterruptedException