net.sf.cpsolver.studentsct.heuristics
Class EnrollmentSelection

java.lang.Object
  net.sf.cpsolver.studentsct.heuristics.EnrollmentSelection

All Implemented Interfaces:

ValueSelection

public class EnrollmentSelection
extends Object
implements ValueSelection

Enrollment selection criterion. It is similar to GeneralValueSelection, however, it is not allowed to assign a enrollment to a dummy student Student.isDummy() that is conflicting with an enrollment of a real student.

Version:

StudentSct 1.1 (Student Sectioning)
Copyright (C) 2007 Tomáš Müller
muller@unitime.org
Lazenska 391, 76314 Zlin, Czech Republic

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 2.1 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, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

Field Summary

protected ArrayList	iTabu
protected int	iTabuPos
protected int	iTabuSize

Constructor Summary

EnrollmentSelection()

EnrollmentSelection(DataProperties properties)
Constructor

Method Summary

void	init(Solver solver) Initialization
boolean	isAllowed(Value value) true, if it is allowed to assign given value
boolean	isAllowed(Value value, Collection conflicts) true, if it is allowed to assign given value
Value	selectValue(Solution solution, Variable selectedVariable) Value selecion

Methods inherited from class java.lang.Object

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

Field Detail

iTabuSize

protected int iTabuSize

iTabu

protected ArrayList iTabu

iTabuPos

protected int iTabuPos

Constructor Detail

EnrollmentSelection

public EnrollmentSelection()

EnrollmentSelection

public EnrollmentSelection(DataProperties properties)

Constructor

Parameters:

properties - input configuration

Method Detail

init

public void init(Solver solver)

Initialization

Specified by:

init in interface ValueSelection

isAllowed

public boolean isAllowed(Value value)

true, if it is allowed to assign given value

isAllowed

public boolean isAllowed(Value value,
                         Collection conflicts)

true, if it is allowed to assign given value

selectValue

public Value selectValue(Solution solution,
                         Variable selectedVariable)

Value selecion

Specified by:

selectValue in interface ValueSelection

Parameters:

solution - current solution

selectedVariable - selected variable