p2pmpi.mpi
Class Request

java.lang.Object
  p2pmpi.mpi.Request

public class Request
extends java.lang.Object

The handle of asynchronous communication

Constructor Summary

Request(p2pmpi.mpi.internal.MessageHandler msgHandle, java.lang.Object recvBuffer, int offset, int count, Datatype datatype, int src, int tag, int dst)
Internal use

Method Summary

Status	Test() Test if message reception has completed.
Status	Wait() Blocks until a waiting asynchronous message is received
static Status[]	Waitall(Request[] requests) Blocks until all of the operations associated with the active requests in the array have completed.

Methods inherited from class java.lang.Object

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

Constructor Detail

Request

public Request(p2pmpi.mpi.internal.MessageHandler msgHandle,
               java.lang.Object recvBuffer,
               int offset,
               int count,
               Datatype datatype,
               int src,
               int tag,
               int dst)

Internal use

Method Detail

Waitall

public static Status[] Waitall(Request[] requests)

Blocks until all of the operations associated with the active requests in the array have completed.

Wait

public Status Wait()

Blocks until a waiting asynchronous message is received

Test

public Status Test()

Test if message reception has completed. Returns a status object if the operation identified by the request is complete, or a null reference otherwise. Java binding of the MPI operation MPI_TEST. After the call, if the operation is complete (ie, if the return value of test is non-null), the request object becomes an inactive request.