    001package net.sf.cpsolver.coursett;
    002
    003import java.io.File;
    004
    005import net.sf.cpsolver.coursett.model.Lecture;
    006import net.sf.cpsolver.coursett.model.TimetableModel;
    007import net.sf.cpsolver.ifs.util.CSVFile;
    008import net.sf.cpsolver.ifs.util.DataProperties;
    009import net.sf.cpsolver.ifs.util.ToolBox;
    010
    011/**
    012 * Create domain chart of the given input problem as CSV file (3 dimensions:
    013 * #rooms, #times, #variables with the given number of rooms/times)
    014 *
    015 * @version CourseTT 1.2 (University Course Timetabling)<br>
    016 *          Copyright (C) 2007 - 2010 Tomáš Müller<br>
    017 *          <a href="mailto:muller@unitime.org">muller@unitime.org</a><br>
    018 *          <a href="http://muller.unitime.org">http://muller.unitime.org</a><br>
    019 * <br>
    020 *          This library is free software; you can redistribute it and/or modify
    021 *          it under the terms of the GNU Lesser General Public License as
    022 *          published by the Free Software Foundation; either version 3 of the
    023 *          License, or (at your option) any later version. <br>
    024 * <br>
    025 *          This library is distributed in the hope that it will be useful, but
    026 *          WITHOUT ANY WARRANTY; without even the implied warranty of
    027 *          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
    028 *          Lesser General Public License for more details. <br>
    029 * <br>
    030 *          You should have received a copy of the GNU Lesser General Public
    031 *          License along with this library; if not see
    032 *          <a href='http://www.gnu.org/licenses/'>http://www.gnu.org/licenses/</a>.
    033 */
    034public class DomainChart {
    035    protected int iSizeX = 60, iSizeY = 100;
    036    protected TimetableModel iModel;
    037    protected double[][] iTable = null;
    038    protected boolean iShowZero = false;
    039    protected String iName = null;
    040    protected String[] iHeader = null;
    041    protected String[] iTitle = null;
    042
    043    public DomainChart(String name, TimetableModel model, int sizeX, int sizeY) {
    044        iModel = model;
    045        iName = name;
    046        iSizeX = sizeX;
    047        iSizeY = sizeY;
    048    }
    049
    050    public DomainChart(File xmlFile, int sizeX, int sizeY) throws Exception {
    051        this(xmlFile.getName().substring(0, xmlFile.getName().lastIndexOf('.')), new TimetableModel(
    052                new DataProperties()), sizeX, sizeY);
    053        TimetableXMLLoader loader = new TimetableXMLLoader(iModel);
    054        loader.setInputFile(xmlFile);
    055        loader.load();
    056    }
    057
    058    protected void clearTable() {
    059        iTable = new double[2 + iSizeX][2 + iSizeY];
    060        for (int i = 0; i < iTable.length; i++)
    061            for (int j = 0; j < iTable[i].length; j++)
    062                iTable[i][j] = 0;
    063        iHeader = new String[iSizeX + 2];
    064        for (int i = 0; i <= iSizeX; i++)
    065            iHeader[i] = String.valueOf(i);
    066        iHeader[iSizeX + 1] = (iSizeX + 1) + "+";
    067        iTitle = new String[iSizeY + 2];
    068        for (int i = 0; i <= iSizeY; i++)
    069            iTitle[i] = String.valueOf(i);
    070        iTitle[iSizeY + 1] = (iSizeY + 1) + "+";
    071    }
    072
    073    protected void add(int x, int y, double val) {
    074        iTable[x <= iSizeX ? x : 1 + iSizeX][y <= iSizeY ? y : 1 + iSizeY] += val;
    075    }
    076
    077    protected void computeTable() {
    078        clearTable();
    079        for (Lecture lecture : iModel.variables()) {
    080            if (lecture.getNrRooms() > 1)
    081                add(lecture.nrTimeLocations(), (int) Math.round(Math.pow(lecture.nrRoomLocations(), 1.0 / lecture
    082                        .getNrRooms())), 1);
    083            else
    084                add(lecture.nrTimeLocations(), lecture.nrRoomLocations(), 1);
    085        }
    086    }
    087
    088    public CSVFile createTable() {
    089        computeTable();
    090        CSVFile csv = new CSVFile();
    091        CSVFile.CSVField[] header = new CSVFile.CSVField[2 + iSizeX + (iShowZero ? 1 : 0)];
    092        header[0] = new CSVFile.CSVField(iName);
    093        for (int i = (iShowZero ? 0 : 1); i <= iSizeX + 1; i++)
    094            header[(iShowZero ? 1 : 0) + i] = new CSVFile.CSVField(iHeader[i]);
    095        csv.setHeader(header);
    096        for (int y = (iShowZero ? 0 : 1); y <= 1 + iSizeY; y++) {
    097            CSVFile.CSVField[] line = new CSVFile.CSVField[2 + iSizeX + (iShowZero ? 1 : 0)];
    098            line[0] = new CSVFile.CSVField(iTitle[y]);
    099            if (y == 1 + iSizeY)
    100                line[0] = new CSVFile.CSVField((1 + iSizeY) + "+");
    101            for (int x = (iShowZero ? 0 : 1); x <= 1 + iSizeX; x++)
    102                line[(iShowZero ? 1 : 0) + x] = new CSVFile.CSVField(iTable[x][y]);
    103            csv.addLine(line);
    104        }
    105        return csv;
    106    }
    107
    108    public static void main(String args[]) {
    109        try {
    110            ToolBox.configureLogging();
    111            File input = new File(args[0]);
    112            int sizeX = Integer.parseInt(args[1]);
    113            int sizeY = Integer.parseInt(args[2]);
    114            File output = null;
    115            if (args.length > 3) {
    116                output = new File(args[3]);
    117                if (output.exists() && output.isDirectory())
    118                    output = new File(output, input.getName().substring(0, input.getName().lastIndexOf('.'))
    119                            + "_domain.csv");
    120            } else {
    121                output = new File(input.getParentFile(), input.getName().substring(0, input.getName().lastIndexOf('.'))
    122                        + "_domain.csv");
    123            }
    124            new DomainChart(input, sizeX, sizeY).createTable().save(output);
    125        } catch (Exception e) {
    126            e.printStackTrace();
    127        }
    128    }
    129}