One2One (PEGASUS)

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 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 Description

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

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	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