net.sf.cpsolver.coursett.criteria.additional

Class QuadraticStudentHardConflict

java.lang.Object

net.sf.cpsolver.ifs.criteria.AbstractCriterion<Lecture,Placement>

net.sf.cpsolver.coursett.criteria.TimetablingCriterion

net.sf.cpsolver.coursett.criteria.StudentConflict

net.sf.cpsolver.coursett.criteria.additional.QuadraticStudentConflict

net.sf.cpsolver.coursett.criteria.additional.QuadraticStudentHardConflict

All Implemented Interfaces:

Criterion<Lecture,Placement>, InfoProvider<Lecture>, ModelListener<Lecture,Placement>

public class QuadraticStudentHardConflict
extends QuadraticStudentConflict

Quadratic student conflicts. Same as StudentHardConflict, however, student joint enrollments are squared (1 conflict counts as 1, 2 as 4, 3 as 9, etc.).

Version:

CourseTT 1.2 (University Course Timetabling)
Copyright (C) 2006 - 2011 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/.

Nested Class Summary

Nested classes/interfaces inherited from class net.sf.cpsolver.ifs.criteria.AbstractCriterion

AbstractCriterion.ValueUpdateType

Field Summary

Fields inherited from class net.sf.cpsolver.coursett.criteria.StudentConflict

iIncludeConflicts

Fields inherited from class net.sf.cpsolver.ifs.criteria.AbstractCriterion

iBest, iDebug, iValue, iValueUpdateType, iWeight, sDoubleFormat, sPercentFormat

Constructor Summary

Constructors

Constructor and Description
QuadraticStudentHardConflict()

Method Summary

Modifier and Type	Method and Description
String	getPlacementSelectionWeightName()
double	getWeightDefault(DataProperties config) Defines default weight (when AbstractCriterion.getWeightName() parameter is not present in the criterion).
boolean	isApplicable(Lecture l1, Lecture l2)

Methods inherited from class net.sf.cpsolver.coursett.criteria.additional.QuadraticStudentConflict

incJenrl, jointEnrollment

Methods inherited from class net.sf.cpsolver.coursett.criteria.StudentConflict

applicable, applicable, bestRestored, committed, committed, distance, getBounds, getBounds, getMetrics, getValue, getValue, getValue, hard, hard, ignore, ignore, inConflict, init, overlaps

Methods inherited from class net.sf.cpsolver.coursett.criteria.TimetablingCriterion

getAbbreviation, getPlacementSelectionWeight, getPlacementSelectionWeightDefault, toString

Methods inherited from class net.sf.cpsolver.ifs.criteria.AbstractCriterion

afterAssigned, afterUnassigned, beforeAssigned, beforeUnassigned, bestSaved, clearCache, computeBounds, constraintAdded, constraintRemoved, getBest, getInfo, getInfo, getModel, getName, getPerc, getPercRev, getWeight, getWeightedBest, getWeightedValue, getWeightedValue, getWeightedValue, getWeightName, inc, variableAdded, variableRemoved

Methods inherited from class java.lang.Object

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

Constructor Detail

QuadraticStudentHardConflict

public QuadraticStudentHardConflict()

Method Detail

isApplicable

public boolean isApplicable(Lecture l1,
                            Lecture l2)

Overrides:

isApplicable in class QuadraticStudentConflict

getWeightDefault

public double getWeightDefault(DataProperties config)

Description copied from class: AbstractCriterion

Defines default weight (when AbstractCriterion.getWeightName() parameter is not present in the criterion).

Overrides:

getWeightDefault in class QuadraticStudentConflict

getPlacementSelectionWeightName

public String getPlacementSelectionWeightName()

Overrides:

getPlacementSelectionWeightName in class QuadraticStudentConflict