001package org.cpsolver.coursett.criteria;
002
003
004import org.cpsolver.coursett.Constants;
005import org.cpsolver.coursett.model.Placement;
006
007/**
008 * Time violations. This criterion counts how many times a prohibited time is assigned
009 * to a class in interactive timetabling.
010 * <br>
011 * 
012 * @author  Tomáš Müller
013 * @version CourseTT 1.3 (University Course Timetabling)<br>
014 *          Copyright (C) 2006 - 2014 Tomáš Müller<br>
015 *          <a href="mailto:muller@unitime.org">muller@unitime.org</a><br>
016 *          <a href="http://muller.unitime.org">http://muller.unitime.org</a><br>
017 * <br>
018 *          This library is free software; you can redistribute it and/or modify
019 *          it under the terms of the GNU Lesser General Public License as
020 *          published by the Free Software Foundation; either version 3 of the
021 *          License, or (at your option) any later version. <br>
022 * <br>
023 *          This library is distributed in the hope that it will be useful, but
024 *          WITHOUT ANY WARRANTY; without even the implied warranty of
025 *          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
026 *          Lesser General Public License for more details. <br>
027 * <br>
028 *          You should have received a copy of the GNU Lesser General Public
029 *          License along with this library; if not see
030 *          <a href='http://www.gnu.org/licenses/'>http://www.gnu.org/licenses/</a>.
031 */
032public class TimeViolations extends RoomViolations {
033
034    @Override
035    protected boolean violation(Placement value) {
036        int pref = value.getTimeLocation().getPreference();
037        return pref > Constants.sPreferenceLevelProhibited / 2;
038    }
039
040}