net.sf.cpsolver.ifs.model
Interface VariableListener<T extends Value<?,T>>


public interface VariableListener<T extends Value<?,T>>

IFS variable listener.

Version:
IFS 1.2 (Iterative Forward Search)
Copyright (C) 2006 - 2010 Tomáš Müller
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:
Variable

Method Summary
 void valueRemoved(long iteration, T value)
          Called by the variable when a value is permanently removed from its domain
 void variableAssigned(long iteration, T value)
          Called by the variable when a value is assigned to it
 void variableUnassigned(long iteration, T value)
          Called by the variable when a value is unassigned from it
 

Method Detail

variableAssigned

void variableAssigned(long iteration,
                      T value)
Called by the variable when a value is assigned to it

Parameters:
iteration - current iteration
value - assigned to the variable

variableUnassigned

void variableUnassigned(long iteration,
                        T value)
Called by the variable when a value is unassigned from it

Parameters:
iteration - current iteration
value - unassigned from the variable

valueRemoved

void valueRemoved(long iteration,
                  T value)
Called by the variable when a value is permanently removed from its domain

Parameters:
iteration - current iteration
value - removed from the variable's domain