Class mpi.MPI

java.lang.Object
    |
    +----mpi.MPI

public class MPI

extends java.lang.Object

Field Summary
static int	ANY_SOURCE
static int	ANY_TAG
static Op	BAND
static Datatype	BOOLEAN
static Op	BOR
static int	BSEND_OVERHEAD
static Op	BXOR
static Datatype	BYTE
static int	CART
static Datatype	CHAR
static Comm	COMM_SELF
static Intracomm	COMM_WORLD
static int	CONGRUENT
static Datatype	DOUBLE
static Datatype	DOUBLE2
static Datatype	FLOAT
static Datatype	FLOAT2
static int	GRAPH
static Group	GROUP_EMPTY
static int	HOST
static int	IDENT
static Datatype	INT
static Datatype	INT2
static int	IO
static Op	LAND
static Datatype	LB
static Datatype	LONG
static Datatype	LONG2
static Op	LOR
static Op	LXOR
static Op	MAX
static Op	MAXLOC
static Op	MIN
static Op	MINLOC
static Datatype	PACKED
static int	PROC_NULL
static Op	PROD
static Request	REQUEST_NULL
static Datatype	SHORT
static Datatype	SHORT2
static int	SIMILAR
static Op	SUM
static int	TAG_UB
static Datatype	UB
static int	UNDEFINED
static int	UNEQUAL

 

Constructor Summary

MPI()

 

Method Summary
static void	Buffer_attach(byte[] buffer) Provides to MPI a buffer in user's memory to be used for buffering outgoing messages.
static void	Buffer_detach(byte[] buf) Detach the buffer currently associated with MPI.
static void	Finalize() Finalized MPI.
static java.lang.String	Get_processor_name() Returns the name of the processor on which it is called.
static void	Init(java.lang.String[] args) Initialize MPI.
static boolean	Initialized() Test if MPI has been initialized.
static double	Wtick() Returns resolution of timer.
static double	Wtime() Returns wallclock time.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

COMM_WORLD

public static Intracomm COMM_WORLD

COMM_SELF

public static Comm COMM_SELF

GRAPH

public static int GRAPH

CART

public static int CART

ANY_SOURCE

public static int ANY_SOURCE

ANY_TAG

public static int ANY_TAG

MAX

public static Op MAX

MIN

public static Op MIN

SUM

public static Op SUM

PROD

public static Op PROD

LAND

public static Op LAND

BAND

public static Op BAND

LOR

public static Op LOR

BOR

public static Op BOR

LXOR

public static Op LXOR

BXOR

public static Op BXOR

MINLOC

public static Op MINLOC

MAXLOC

public static Op MAXLOC

BYTE

public static Datatype BYTE

CHAR

public static Datatype CHAR

SHORT

public static Datatype SHORT

BOOLEAN

public static Datatype BOOLEAN

INT

public static Datatype INT

LONG

public static Datatype LONG

FLOAT

public static Datatype FLOAT

DOUBLE

public static Datatype DOUBLE

PACKED

public static Datatype PACKED

LB

public static Datatype LB

UB

public static Datatype UB

SHORT2

public static Datatype SHORT2

INT2

public static Datatype INT2

LONG2

public static Datatype LONG2

FLOAT2

public static Datatype FLOAT2

DOUBLE2

public static Datatype DOUBLE2

REQUEST_NULL

public static Request REQUEST_NULL

GROUP_EMPTY

public static Group GROUP_EMPTY

PROC_NULL

public static int PROC_NULL

BSEND_OVERHEAD

public static int BSEND_OVERHEAD

UNDEFINED

public static int UNDEFINED

IDENT

public static int IDENT

CONGRUENT

public static int CONGRUENT

SIMILAR

public static int SIMILAR

UNEQUAL

public static int UNEQUAL

TAG_UB

public static int TAG_UB

HOST

public static int HOST

IO

public static int IO

MPI

public MPI()

Init

public static void Init(java.lang.String[] args)

Initialize MPI.

args	arguments to main method.

Java binding of the MPI operation MPI_INIT.

Finalize

public static void Finalize()

Finalized MPI.

Java binding of the MPI operation MPI_FINALIZE.

Wtime

public static double Wtime()

Returns wallclock time.

returns:

elapsed wallclock time in seconds since some time in the past

Java binding of the MPI operation MPI_WTIME.

Wtick

public static double Wtick()

Returns resolution of timer.

returns:

resolution of wtime in seconds.

Java binding of the MPI operation MPI_WTICK.

Get_processor_name

public static java.lang.String Get_processor_name()

Returns the name of the processor on which it is called.

returns:

A unique specifier for the actual node.

Java binding of the MPI operation MPI_GET_PROCESSOR_NAME.

Initialized

public static boolean Initialized()

Test if MPI has been initialized.

returns:

true if {\tt init} has been called, false otherwise.

Java binding of the MPI operation MPI_INITIALIZED.

Buffer_attach

public static void Buffer_attach(byte[] buffer)

Provides to MPI a buffer in user's memory to be used for buffering outgoing messages. Java binding of the MPI operation MPI_BUFFER_ATTACH.

Buffer_detach

public static void Buffer_detach(byte[] buf)

Detach the buffer currently associated with MPI. Java binding of the MPI operation MPI_BUFFER_DETACH.