net.sourceforge.cilib.util.selection.ordering
Class RandomOrdering<E>

java.lang.Object
  net.sourceforge.cilib.util.selection.ordering.RandomOrdering<E>

Type Parameters:

E - The comparable type.

All Implemented Interfaces:

Ordering<E>

public class RandomOrdering<E>
extends Object
implements Ordering<E>

Apply a random ordering to the provided list. This class defines that the list instance will have it's internal order randomly shuffled.

Author:

gpampara

Constructor Summary

RandomOrdering()
Create a new instance.

RandomOrdering(Random generator)
Create an instance with the provided Random as the generator class to use.

Method Summary

boolean

order(List<Selection.Entry<E>> elements) Apply the ordering on the provided list.

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomOrdering

public RandomOrdering()

Create a new instance. A MersenneTwister will be set as the predefined generator instance.

RandomOrdering

public RandomOrdering(Random generator)

Create an instance with the provided Random as the generator class to use.

Parameters:

generator - The random to use.

Method Detail

order

public boolean order(List<Selection.Entry<E>> elements)

Apply the ordering on the provided list. This ordering will be a random shuffle.

Specified by:

order in interface Ordering<E>

Parameters:

elements - The list to be ordered.

Returns:

true if successful, false otherwise.