Examples with Offering org.cpsolver.studentsct.model.Offering used on opensource projects

Example 6 with Offering

use of org.cpsolver.studentsct.model.Offering in project cpsolver by UniTime.

the class StudentSectioningXMLLoader method loadOfferings.

/**
 * Load offerings
 * @param offeringsEl offerings element
 * @param offeringTable offering table
 * @param courseTable course table
 * @param timetable provided timetable (null if to be loaded from the given document)
 */
protected void loadOfferings(Element offeringsEl, Map<Long, Offering> offeringTable, Map<Long, Course> courseTable, Map<Long, Placement> timetable) {
    HashMap<Long, Config> configTable = new HashMap<Long, Config>();
    HashMap<Long, Subpart> subpartTable = new HashMap<Long, Subpart>();
    HashMap<Long, Section> sectionTable = new HashMap<Long, Section>();
    for (Iterator<?> i = offeringsEl.elementIterator("offering"); i.hasNext(); ) {
        Element offeringEl = (Element) i.next();
        Offering offering = new Offering(Long.parseLong(offeringEl.attributeValue("id")), offeringEl.attributeValue("name", "O" + offeringEl.attributeValue("id")));
        offeringTable.put(Long.valueOf(offering.getId()), offering);
        getModel().addOffering(offering);
        for (Iterator<?> j = offeringEl.elementIterator("course"); j.hasNext(); ) {
            Element courseEl = (Element) j.next();
            Course course = loadCourse(courseEl, offering);
            courseTable.put(Long.valueOf(course.getId()), course);
        }
        for (Iterator<?> j = offeringEl.elementIterator("config"); j.hasNext(); ) {
            Element configEl = (Element) j.next();
            Config config = loadConfig(configEl, offering, subpartTable, sectionTable, timetable);
            configTable.put(config.getId(), config);
        }
        for (Iterator<?> j = offeringEl.elementIterator("reservation"); j.hasNext(); ) {
            Element reservationEl = (Element) j.next();
            loadReservation(reservationEl, offering, configTable, sectionTable);
        }
        for (Iterator<?> j = offeringEl.elementIterator("restriction"); j.hasNext(); ) {
            Element restrictionEl = (Element) j.next();
            loadRestriction(restrictionEl, offering, configTable, sectionTable);
        }
    }
}

Example 7 with Offering

use of org.cpsolver.studentsct.model.Offering in project cpsolver by UniTime.

the class StudentSectioningXMLLoader method loadLinkedSections.

/**
 * Load linked sections
 * @param constraintsEl constraints element
 * @param offeringTable offering table
 */
protected void loadLinkedSections(Element constraintsEl, Map<Long, Offering> offeringTable) {
    for (Iterator<?> i = constraintsEl.elementIterator("linked-sections"); i.hasNext(); ) {
        Element linkedEl = (Element) i.next();
        List<Section> sections = new ArrayList<Section>();
        for (Iterator<?> j = linkedEl.elementIterator("section"); j.hasNext(); ) {
            Element sectionEl = (Element) j.next();
            Offering offering = offeringTable.get(Long.valueOf(sectionEl.attributeValue("offering")));
            sections.add(offering.getSection(Long.valueOf(sectionEl.attributeValue("id"))));
        }
        getModel().addLinkedSections("true".equals(linkedEl.attributeValue("mustBeUsed", "false")), sections);
    }
}

Example 8 with Offering

use of org.cpsolver.studentsct.model.Offering in project cpsolver by UniTime.

the class StudentSectioningXMLLoader method load.

public void load(Document document) {
    Element root = document.getRootElement();
    if (getModel() != null && root.element("travel-times") != null)
        loadTravelTimes(root.element("travel-times"), getModel().getDistanceMetric());
    Progress.getInstance(getModel()).load(root, true);
    Progress.getInstance(getModel()).message(Progress.MSGLEVEL_STAGE, "Restoring from backup ...");
    Map<Long, Offering> offeringTable = new HashMap<Long, Offering>();
    Map<Long, Course> courseTable = new HashMap<Long, Course>();
    if (root.element("offerings") != null) {
        loadOfferings(root.element("offerings"), offeringTable, courseTable, null);
    }
    List<Enrollment> bestEnrollments = new ArrayList<Enrollment>();
    List<Enrollment> currentEnrollments = new ArrayList<Enrollment>();
    if (root.element("students") != null) {
        loadStudents(root.element("students"), offeringTable, courseTable, bestEnrollments, currentEnrollments);
    }
    if (root.element("constraints") != null)
        loadLinkedSections(root.element("constraints"), offeringTable);
    if (!bestEnrollments.isEmpty())
        assignBest(bestEnrollments);
    if (!currentEnrollments.isEmpty())
        assignCurrent(currentEnrollments);
    if (iMoveCriticalUp)
        moveCriticalRequestsUp();
    boolean hasFixed = false;
    for (Request r : getModel().variables()) {
        if (r instanceof CourseRequest && ((CourseRequest) r).isFixed()) {
            hasFixed = true;
            break;
        }
    }
    if (hasFixed)
        getModel().addGlobalConstraint(new FixedAssignments());
}

Example 9 with Offering

use of org.cpsolver.studentsct.model.Offering in project cpsolver by UniTime.

the class StudentSectioningXMLSaver method saveOfferings.

/**
 * Save offerings
 * @param root document root
 */
protected void saveOfferings(Element root) {
    Element offeringsEl = root.addElement("offerings");
    for (Offering offering : getModel().getOfferings()) {
        Element offeringEl = offeringsEl.addElement("offering");
        saveOffering(offeringEl, offering);
        saveReservations(offeringEl, offering);
        saveRestrictions(offeringEl, offering);
    }
}

Example 10 with Offering

use of org.cpsolver.studentsct.model.Offering in project cpsolver by UniTime.

the class StudentSectioningXMLSaver method saveLinkedSections.

/**
 * Save linked sections
 * @param root document root
 */
protected void saveLinkedSections(Element root) {
    Element constrainstEl = root.addElement("constraints");
    for (LinkedSections linkedSections : getModel().getLinkedSections()) {
        Element linkEl = constrainstEl.addElement("linked-sections");
        linkEl.addAttribute("mustBeUsed", linkedSections.isMustBeUsed() ? "true" : "false");
        for (Offering offering : linkedSections.getOfferings()) for (Subpart subpart : linkedSections.getSubparts(offering)) for (Section section : linkedSections.getSections(subpart)) linkEl.addElement("section").addAttribute("offering", getId("offering", offering.getId())).addAttribute("id", getId("section", section.getId()));
    }
}