net.sf.cpsolver.ifs.model
Class SimpleNeighbour<V extends Variable<V,T>,T extends Value<V,T>>

java.lang.Object
  extended by net.sf.cpsolver.ifs.model.Neighbour<V,T>
      extended by net.sf.cpsolver.ifs.model.SimpleNeighbour<V,T>
Direct Known Subclasses:
ExamSimpleNeighbour

public class SimpleNeighbour<V extends Variable<V,T>,T extends Value<V,T>>
extends Neighbour<V,T>

A neighbour consisting of a change (either assignment or unassignment) of a single variable.

Version:
IFS 1.2 (Iterative Forward Search)
Copyright (C) 2006 - 2010 Tomas Muller
muller@unitime.org
http://muller.unitime.org

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not see http://www.gnu.org/licenses/.
See Also:
NeighbourSelection

Constructor Summary
SimpleNeighbour(V variable, T value)
          Model
 
Method Summary
 void assign(long iteration)
          Perform assignment
 T getValue()
          Selected value
 V getVariable()
          Selected variable
 String toString()
           
 double value()
          Improvement in the solution value if this neighbour is accepted.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

SimpleNeighbour

public SimpleNeighbour(V variable,
                       T value)
Model

Parameters:
variable - variable to be assigned
value - value to be assigned to the given variable, null if the variable should be unassigned
Method Detail

getVariable

public V getVariable()
Selected variable


getValue

public T getValue()
Selected value


assign

public void assign(long iteration)
Perform assignment

Specified by:
assign in class Neighbour<V extends Variable<V,T>,T extends Value<V,T>>

value

public double value()
Improvement in the solution value if this neighbour is accepted.

Specified by:
value in class Neighbour<V extends Variable<V,T>,T extends Value<V,T>>

toString

public String toString()
Overrides:
toString in class Object


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