edu.isi.pegasus.planner.namespace.aggregator
Class Update

java.lang.Object
  edu.isi.pegasus.planner.namespace.aggregator.Abstract
      edu.isi.pegasus.planner.namespace.aggregator.Update

All Implemented Interfaces:

Aggregator

public class Update
extends Abstract

An implementation of the Aggregator interface that always takes the new profile value. Updates the old value with the new value.

Version:

$Revision: 2550 $

Author:

Karan Vahi

Field Summary

Fields inherited from interface edu.isi.pegasus.planner.namespace.aggregator.Aggregator

VERSION

Constructor Summary

Update()

Method Summary

String

compute(String oldValue, String newValue, String dflt) Returns the minimum of two values.

Methods inherited from class edu.isi.pegasus.planner.namespace.aggregator.Abstract

parseInt

Methods inherited from class java.lang.Object

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

Constructor Detail

Update

public Update()

Method Detail

compute

public String compute(String oldValue,
                      String newValue,
                      String dflt)

Returns the minimum of two values.

Parameters:

oldValue - the existing value for the profile.

newValue - the new value being added to the profile.

dflt - the default value to be used in case the values are not of the correct type.

Returns:

the computed value as a String.