mpi

## Class Prequest

- java.lang.Object
- - mpi.Request
  - - mpi.Prequest

-     public class Prequest
      extends Request

- - ### Field Summary

    - ### Fields inherited from class mpi.Request

      `req`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `Start()` Activate a persistent communication request.
    `static void` | `Startall(Prequest[] array_of_request)` Activate a list of communication requests.

    - ### Methods inherited from class mpi.Request

      `Cancel, finalize, Is_null, Test, Testall, Testany, Testsome, Wait, Waitall, Waitany, Waitsome`

    - ### Methods inherited from class java.lang.Object

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

- - ### Method Detail

    - #### Start

          public void Start()
                     throws MPIException

      Activate a persistent communication request. Java binding of the MPI operation `MPI_START`. The communication is completed by using the request in one of the `wait` or `test` operations. On successful completion the request becomes inactive again. It can be reactivated by a further call to `Start`.
      Throws:
        `MPIException`

    - #### Startall

          public static void Startall(Prequest[] array_of_request)
                               throws MPIException

      Activate a list of communication requests.

      `array_of_requests` | array of requests

      Java binding of the MPI operation `MPI_STARTALL`.

      Throws:
        `MPIException`