    001package net.sf.cpsolver.exam.model;
    002
    003import net.sf.cpsolver.ifs.model.Model;
    004import net.sf.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 net.sf.cpsolver.exam.model.SimpleExamRoomSharing
    009 * <br>
    010 *
    011 * @version ExamTT 1.2 (Examination Timetabling)<br>
    012 *          Copyright (C) 2008 - 2012 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}