001package org.cpsolver.exam.model;
002
003import org.cpsolver.ifs.model.Model;
004import org.cpsolver.ifs.util.DataProperties;
005
006/**
007 * Simple room sharing model. Any two exams of the same length ({@link Exam#getLength()}) can be put into any room, if the room is big enough.<br><br>
008 * To enable this model, set property Exams.RoomSharingClass to org.cpsolver.exam.model.SimpleExamRoomSharing
009 * <br>
010 * 
011 * @version ExamTT 1.3 (Examination Timetabling)<br>
012 *          Copyright (C) 2008 - 2014 Tomáš Müller<br>
013 *          <a href="mailto:muller@unitime.org">muller@unitime.org</a><br>
014 *          <a href="http://muller.unitime.org">http://muller.unitime.org</a><br>
015 * <br>
016 *          This library is free software; you can redistribute it and/or modify
017 *          it under the terms of the GNU Lesser General Public License as
018 *          published by the Free Software Foundation; either version 3 of the
019 *          License, or (at your option) any later version. <br>
020 * <br>
021 *          This library is distributed in the hope that it will be useful, but
022 *          WITHOUT ANY WARRANTY; without even the implied warranty of
023 *          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
024 *          Lesser General Public License for more details. <br>
025 * <br>
026 *          You should have received a copy of the GNU Lesser General Public
027 *          License along with this library; if not see
028 *          <a href='http://www.gnu.org/licenses/'>http://www.gnu.org/licenses/</a>.
029 */
030public class SimpleExamRoomSharing extends ExamRoomSharing {
031
032    public SimpleExamRoomSharing(Model<Exam, ExamPlacement> model, DataProperties config) {
033        super(model, config);
034    }
035
036    @Override
037    public boolean canShareRoom(Exam x1, Exam x2) {
038        return x1.getLength() == x2.getLength();
039    }
040}