001    package net.sf.cpsolver.exam.reports;
002    
003    import java.util.Enumeration;
004    import java.util.Iterator;
005    import java.util.Vector;
006    
007    import net.sf.cpsolver.exam.model.Exam;
008    import net.sf.cpsolver.exam.model.ExamModel;
009    import net.sf.cpsolver.exam.model.ExamOwner;
010    import net.sf.cpsolver.exam.model.ExamPlacement;
011    import net.sf.cpsolver.exam.model.ExamRoomPlacement;
012    import net.sf.cpsolver.ifs.util.CSVFile;
013    import net.sf.cpsolver.ifs.util.CSVFile.CSVField;
014    
015    /**
016     * Export exam time and room assignments into a CSV file. Similar to {@link ExamAssignments}, 
017     * however, a line is created for each course/section. 
018     * <br><br>
019     * Usage:<br>
020     * <code>
021     * &nbsp;&nbsp;&nbsp;&nbsp;new ExamCourseSectionAssignments(model).report().save(file);
022     * </code>
023     * <br><br>
024     * 
025     * @version
026     * ExamTT 1.1 (Examination Timetabling)<br>
027     * Copyright (C) 2008 Tomáš Müller<br>
028     * <a href="mailto:muller@unitime.org">muller@unitime.org</a><br>
029     * Lazenska 391, 76314 Zlin, Czech Republic<br>
030     * <br>
031     * This library is free software; you can redistribute it and/or
032     * modify it under the terms of the GNU Lesser General Public
033     * License as published by the Free Software Foundation; either
034     * version 2.1 of the License, or (at your option) any later version.
035     * <br><br>
036     * This library is distributed in the hope that it will be useful,
037     * but WITHOUT ANY WARRANTY; without even the implied warranty of
038     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
039     * Lesser General Public License for more details.
040     * <br><br>
041     * You should have received a copy of the GNU Lesser General Public
042     * License along with this library; if not, write to the Free Software
043     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
044     */
045    public class ExamCourseSectionAssignments {
046        private ExamModel iModel = null;
047        
048        /**
049         * Constructor
050         * @param model examination timetabling model
051         */
052        public ExamCourseSectionAssignments(ExamModel model) {
053            iModel = model;
054        }
055        
056        /**
057         * generate report
058         */
059        public CSVFile report() {
060            CSVFile csv = new CSVFile();
061            csv.setHeader(new CSVField[] {
062                    new CSVField("Section/Course"),
063                    new CSVField("Enrl"),
064                    new CSVField("Alt"),
065                    new CSVField("Period"),
066                    new CSVField("Date"),
067                    new CSVField("Time"),
068                    new CSVField("Room"),
069                    new CSVField("Cap")
070            });
071            for (Enumeration e=iModel.variables().elements();e.hasMoreElements();) {
072                Exam exam = (Exam)e.nextElement();
073                ExamPlacement placement = (ExamPlacement)exam.getAssignment();
074                for (Enumeration f=exam.getOwners().elements();f.hasMoreElements();) {
075                    ExamOwner owner = (ExamOwner)f.nextElement();
076                    Vector fields = new Vector();
077                    fields.addElement(new CSVField(owner.getName()));
078                    fields.addElement(new CSVField(owner.getStudents().size()));
079                    fields.addElement(new CSVField(exam.hasAltSeating()?"Yes":"No"));
080                    if (placement==null) {
081                        fields.addElement(new CSVField(""));
082                        fields.addElement(new CSVField(""));
083                        fields.addElement(new CSVField(""));
084                        fields.addElement(new CSVField(""));
085                        fields.addElement(new CSVField(""));
086                    } else {
087                        fields.addElement(new CSVField(placement.getPeriod().getIndex()+1));
088                        fields.addElement(new CSVField(placement.getPeriod().getDayStr()));
089                        fields.addElement(new CSVField(placement.getPeriod().getTimeStr()));
090                        String rooms = "";
091                        String roomSizes = "";
092                        for (Iterator i=placement.getRoomPlacements().iterator();i.hasNext();) {
093                            ExamRoomPlacement room = (ExamRoomPlacement)i.next();
094                            rooms += room.getName();
095                            roomSizes += room.getSize(exam.hasAltSeating());
096                            if (i.hasNext()) {
097                                rooms+=", ";
098                                roomSizes+=", ";
099                            }
100                        }
101                        fields.addElement(new CSVField(rooms));
102                        fields.addElement(new CSVField(roomSizes));
103                    }
104                    csv.addLine(fields);
105                }
106            }
107            return csv;
108        }
109    }