laser.mpi.util.shuffle
Class Coordinate

java.lang.Object
  |
  +--laser.mpi.util.shuffle.Coordinate

public class Coordinate

extends java.lang.Object

A Coordinate is just a pair (proc, locPos) of ints representing a particular position of localData on a particular proc.

Field Summary

(package private) int	locPos The position in localData.
(package private) int	proc The process ID (rank).

Constructor Summary

Coordinate(int proc, int locPos)
Constructs a new instance of Coordinate with the given process rank and local position.

Method Summary

int	locPos() Returns the position in localData (locPos).
int	proc() Returns the process rank (proc).
java.lang.String	toString() Returns a string representation of this Coordinate.

Methods inherited from class java.lang.Object

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

Field Detail

proc

int proc

The process ID (rank).

locPos

int locPos

The position in localData.

Constructor Detail

Coordinate

public Coordinate(int proc,
                  int locPos)

Constructs a new instance of Coordinate with the given process rank and local position.

Parameters:

proc - the procss ID (rank)

locPos - the position in localData

Throws:

java.lang.IllegalArgumentException - if proc or locPos is negative

Method Detail

toString

public java.lang.String toString()

Returns a string representation of this Coordinate. The form is (proc,locPos).

Overrides:

toString in class java.lang.Object

Returns:

a String representation of this Coordinate

proc

public int proc()

Returns the process rank (proc).

Returns:

proc

locPos

public int locPos()

Returns the position in localData (locPos).

Returns:

locPos