edu.isi.pegasus.planner.partitioner

Class One2One

java.lang.Object

edu.isi.pegasus.planner.partitioner.Partitioner

edu.isi.pegasus.planner.partitioner.One2One

public class One2One
extends Partitioner

This partitioning technique considers each of the job in the dax as a separate partition. This is used for Euryale style mode of operation in Pegasus.

Version:

$Revision$

Author:

Karan Vahi

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	DESCRIPTION A short description about the partitioner.

Fields inherited from class edu.isi.pegasus.planner.partitioner.Partitioner

mGraph, mLogger, mProps, mRoot, PACKAGE_NAME, VERSION

Constructor Summary

Constructors

Constructor and Description
One2One(GraphNode root, java.util.Map graph, PegasusProperties properties) The overloaded constructor.

Method Summary

Modifier and Type	Method and Description
java.lang.String	description() Returns a textual description of the transfer implementation.
void	determinePartitions(Callback c) This ends up writing out a partition for each job in the dax.

Methods inherited from class java.lang.Object

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

Field Detail

DESCRIPTION

public static final java.lang.String DESCRIPTION

A short description about the partitioner.

See Also:

Constant Field Values

Constructor Detail

One2One

public One2One(GraphNode root,
               java.util.Map graph,
               PegasusProperties properties)

The overloaded constructor.

Parameters:

root - the dummy root node of the graph.

graph - the map containing all the nodes of the graph keyed by the logical id of the nodes.

properties - the properties passed to the planner.

Method Detail

determinePartitions

public void determinePartitions(Callback c)

This ends up writing out a partition for each job in the dax. It is a one 2 one mapping from the jobs in the dax to the corresponding partitions in the pdax. The ids of the partitions in pdax is same as the ids of the corresponding jobs in the dax.

Specified by:

determinePartitions in class Partitioner

Parameters:

c - the callback object to callout to while partitioning.

description

public java.lang.String description()

Returns a textual description of the transfer implementation.

Specified by:

description in class Partitioner

Returns:

a short textual description