Package org.drools.planner.examples.nurserostering.domain

Examples of org.drools.planner.examples.nurserostering.domain.NurseRoster

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public class EmployeeChangeMoveFactory implements MoveListFactory {

    private MovableShiftAssignmentSelectionFilter filter = new MovableShiftAssignmentSelectionFilter();

    public List<Move> createMoveList(Solution solution) {
        NurseRoster nurseRoster = (NurseRoster) solution;
        List<Move> moveList = new ArrayList<Move>();
        List<Employee> employeeList = nurseRoster.getEmployeeList();
        for (ShiftAssignment shiftAssignment : nurseRoster.getShiftAssignmentList()) {
            if (filter.accept(nurseRoster, shiftAssignment)) {
                for (Employee employee : employeeList) {
                    moveList.add(new EmployeeChangeMove(shiftAssignment, employee));
                }
            }
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public class ShiftAssignmentSequenceSwitchLength3MoveFactory implements MoveListFactory {

    private MovableShiftAssignmentSelectionFilter filter = new MovableShiftAssignmentSelectionFilter();

    public List<Move> createMoveList(Solution solution) {
        NurseRoster nurseRoster = (NurseRoster) solution;
        List<Employee> employeeList = nurseRoster.getEmployeeList();
        // This code assumes the shiftAssignmentList is sorted
        // Filter out every immovable ShiftAssignment
        List<ShiftAssignment> shiftAssignmentList = new ArrayList<ShiftAssignment>(
                nurseRoster.getShiftAssignmentList());
        for (Iterator<ShiftAssignment> it = shiftAssignmentList.iterator(); it.hasNext(); ) {
            ShiftAssignment shiftAssignment = it.next();
            if (!filter.accept(nurseRoster, shiftAssignment)) {
                it.remove();
            }
        }

        // Hash the assignments per employee
        Map<Employee, List<AssignmentSequence>> employeeToAssignmentSequenceListMap
                = new HashMap<Employee, List<AssignmentSequence>>(employeeList.size());
        int assignmentSequenceCapacity = nurseRoster.getShiftDateList().size() + 1 / 2;
        for (Employee employee : employeeList) {
            employeeToAssignmentSequenceListMap.put(employee,
                    new ArrayList<AssignmentSequence>(assignmentSequenceCapacity));
        }
        for (ShiftAssignment shiftAssignment : shiftAssignmentList) {
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public class ShiftAssignmentPillarPartSwapMoveFactory implements MoveListFactory {

    private MovableShiftAssignmentSelectionFilter filter = new MovableShiftAssignmentSelectionFilter();

    public List<Move> createMoveList(Solution solution) {
        NurseRoster nurseRoster = (NurseRoster) solution;
        List<Employee> employeeList = nurseRoster.getEmployeeList();
        // This code assumes the shiftAssignmentList is sorted
        // Filter out every immovable ShiftAssignment
        List<ShiftAssignment> shiftAssignmentList = new ArrayList<ShiftAssignment>(
                nurseRoster.getShiftAssignmentList());
        for (Iterator<ShiftAssignment> it = shiftAssignmentList.iterator(); it.hasNext(); ) {
            ShiftAssignment shiftAssignment = it.next();
            if (!filter.accept(nurseRoster, shiftAssignment)) {
                it.remove();
            }
        }

        // Hash the assignments per employee
        Map<Employee, List<AssignmentSequence>> employeeToAssignmentSequenceListMap
                = new HashMap<Employee, List<AssignmentSequence>>(employeeList.size());
        int assignmentSequenceCapacity = nurseRoster.getShiftDateList().size() + 1 / 2;
        for (Employee employee : employeeList) {
            employeeToAssignmentSequenceListMap.put(employee,
                    new ArrayList<AssignmentSequence>(assignmentSequenceCapacity));
        }
        for (ShiftAssignment shiftAssignment : shiftAssignmentList) {
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        public Solution readSolution() throws IOException, JDOMException {
            // Note: javax.xml is terrible. JDom is much much easier.

            Element schedulingPeriodElement = document.getRootElement();
            assertElementName(schedulingPeriodElement, "SchedulingPeriod");
            NurseRoster nurseRoster = new NurseRoster();
            nurseRoster.setId(0L);
            nurseRoster.setCode(schedulingPeriodElement.getAttribute("ID").getValue());

            generateShiftDateList(nurseRoster,
                    schedulingPeriodElement.getChild("StartDate"),
                    schedulingPeriodElement.getChild("EndDate"));
            generateNurseRosterInfo(nurseRoster);
            readSkillList(nurseRoster, schedulingPeriodElement.getChild("Skills"));
            readShiftTypeList(nurseRoster, schedulingPeriodElement.getChild("ShiftTypes"));
            generateShiftList(nurseRoster);
            readPatternList(nurseRoster, schedulingPeriodElement.getChild("Patterns"));
            readContractList(nurseRoster, schedulingPeriodElement.getChild("Contracts"));
            readEmployeeList(nurseRoster, schedulingPeriodElement.getChild("Employees"));
            readRequiredEmployeeSizes(nurseRoster, schedulingPeriodElement.getChild("CoverRequirements"));
            readDayOffRequestList(nurseRoster, schedulingPeriodElement.getChild("DayOffRequests"));
            readDayOnRequestList(nurseRoster, schedulingPeriodElement.getChild("DayOnRequests"));
            readShiftOffRequestList(nurseRoster, schedulingPeriodElement.getChild("ShiftOffRequests"));
            readShiftOnRequestList(nurseRoster, schedulingPeriodElement.getChild("ShiftOnRequests"));
            createShiftAssignmentList(nurseRoster);

            logger.info("NurseRoster {} with {} skills, {} shiftTypes, {} patterns, {} contracts, {} employees," +
                    " {} shiftDates, {} shifts and {} requests.",
                    new Object[]{nurseRoster.getCode(),
                            nurseRoster.getSkillList().size(),
                            nurseRoster.getShiftTypeList().size(),
                            nurseRoster.getPatternList().size(),
                            nurseRoster.getContractList().size(),
                            nurseRoster.getEmployeeList().size(),
                            nurseRoster.getShiftDateList().size(),
                            nurseRoster.getShiftList().size(),
                            nurseRoster.getDayOffRequestList().size() + nurseRoster.getDayOnRequestList().size()
                                    + nurseRoster.getShiftOffRequestList().size() + nurseRoster.getShiftOnRequestList().size()
                    });
            BigInteger possibleSolutionSize = BigInteger.valueOf(nurseRoster.getEmployeeList().size()).pow(
                    nurseRoster.getShiftList().size());
            String flooredPossibleSolutionSize = "10^" + (possibleSolutionSize.toString().length() - 1);
            logger.info("NurseRoster with flooredPossibleSolutionSize ({}) and possibleSolutionSize ({}).",
                    flooredPossibleSolutionSize, possibleSolutionSize);
            return nurseRoster;
        }
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import org.drools.planner.examples.nurserostering.domain.ShiftDate;

public class MovableShiftAssignmentSelectionFilter implements SelectionFilter<ShiftAssignment> {

    public boolean accept(ScoreDirector scoreDirector, ShiftAssignment shiftAssignment) {
        NurseRoster nurseRoster = (NurseRoster) scoreDirector.getWorkingSolution();
        return accept(nurseRoster, shiftAssignment);
    }
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    public NurseRoster getNurseRoster() {
        return (NurseRoster) solutionBusiness.getSolution();
    }

    public void resetPanel(Solution solution) {
        NurseRoster nurseRoster = (NurseRoster) solution;
        for (EmployeePanel employeePanel : employeeToPanelMap.values()) {
            if (employeePanel.getEmployee() != null) {
                employeeListPanel.remove(employeePanel);
            }
        }
        employeeToPanelMap.clear();
        employeeToPanelMap.put(null, unassignedPanel);
        shiftAssignmentToPanelMap.clear();
        unassignedPanel.clearShiftAssignments();
        updatePanel(nurseRoster);
        advancePlanningWindowStartButton.setEnabled(true);
        planningWindowStartField.setText(nurseRoster.getNurseRosterInfo().getPlanningWindowStart().getLabel());
    }
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        planningWindowStartField.setText(nurseRoster.getNurseRosterInfo().getPlanningWindowStart().getLabel());
    }

    @Override
    public void updatePanel(Solution solution) {
        NurseRoster nurseRoster = (NurseRoster) solution;
        List<ShiftDate> shiftDateList = nurseRoster.getShiftDateList();
        List<Shift> shiftList = nurseRoster.getShiftList();
        unassignedPanel.setShiftDateListAndShiftList(shiftDateList, shiftList);
        Set<Employee> deadEmployeeSet = new LinkedHashSet<Employee>(employeeToPanelMap.keySet());
        deadEmployeeSet.remove(null);
        for (Employee employee : nurseRoster.getEmployeeList()) {
            deadEmployeeSet.remove(employee);
            EmployeePanel employeePanel = employeeToPanelMap.get(employee);
            if (employeePanel == null) {
                employeePanel = new EmployeePanel(this, shiftDateList, shiftList, employee);
                employeeListPanel.add(employeePanel);
                employeeToPanelMap.put(employee, employeePanel);
            }
        }
        Set<ShiftAssignment> deadShiftAssignmentSet = new LinkedHashSet<ShiftAssignment>(
                shiftAssignmentToPanelMap.keySet());
        for (ShiftAssignment shiftAssignment : nurseRoster.getShiftAssignmentList()) {
            deadShiftAssignmentSet.remove(shiftAssignment);
            EmployeePanel employeePanel = shiftAssignmentToPanelMap.get(shiftAssignment);
            Employee employee = shiftAssignment.getEmployee();
            if (employeePanel != null
                    && !ObjectUtils.equals(employeePanel.getEmployee(), employee)) {
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                    "Unsupported in GUI", JOptionPane.ERROR_MESSAGE);
            return;
        }
        solutionBusiness.doProblemFactChange(new ProblemFactChange() {
            public void doChange(ScoreDirector scoreDirector) {
                NurseRoster nurseRoster = (NurseRoster) scoreDirector.getWorkingSolution();
                NurseRosterInfo nurseRosterInfo = nurseRoster.getNurseRosterInfo();
                List<ShiftDate> shiftDateList = nurseRoster.getShiftDateList();
                ShiftDate planningWindowStart = nurseRosterInfo.getPlanningWindowStart();
                int windowStartIndex = shiftDateList.indexOf(planningWindowStart);
                if (windowStartIndex < 0) {
                    throw new IllegalStateException("The planningWindowStart ("
                            + planningWindowStart + ") must be in the shiftDateList ("
                            + shiftDateList +").");
                }
                ShiftDate oldLastShiftDate = shiftDateList.get(shiftDateList.size() - 1);
                ShiftDate newShiftDate = new ShiftDate();
                newShiftDate.setId(oldLastShiftDate.getId() + 1L);
                newShiftDate.setDayIndex(oldLastShiftDate.getDayIndex() + 1);
                newShiftDate.setDateString(oldLastShiftDate.determineNextDateString());
                newShiftDate.setDayOfWeek(oldLastShiftDate.getDayOfWeek().determineNextDayOfWeek());
                List<Shift> refShiftList = planningWindowStart.getShiftList();
                List<Shift> newShiftList = new ArrayList<Shift>(refShiftList.size());
                newShiftDate.setShiftList(newShiftList);
                nurseRoster.getShiftDateList().add(newShiftDate);
                scoreDirector.afterProblemFactAdded(newShiftDate);
                Shift oldLastShift = nurseRoster.getShiftList().get(nurseRoster.getShiftList().size() - 1);
                long shiftId = oldLastShift.getId() + 1L;
                int shiftIndex = oldLastShift.getIndex() + 1;
                long shiftAssignmentId = nurseRoster.getShiftAssignmentList().get(
                        nurseRoster.getShiftAssignmentList().size() - 1).getId() + 1L;
                for (Shift refShift : refShiftList) {
                    Shift newShift = new Shift();
                    newShift.setId(shiftId);
                    shiftId++;
                    newShift.setShiftDate(newShiftDate);
                    newShift.setShiftType(refShift.getShiftType());
                    newShift.setIndex(shiftIndex);
                    shiftIndex++;
                    newShift.setRequiredEmployeeSize(refShift.getRequiredEmployeeSize());
                    newShiftList.add(newShift);
                    nurseRoster.getShiftList().add(newShift);
                    scoreDirector.afterProblemFactAdded(newShift);
                    for (int indexInShift = 0; indexInShift < newShift.getRequiredEmployeeSize(); indexInShift++) {
                        ShiftAssignment newShiftAssignment = new ShiftAssignment();
                        newShiftAssignment.setId(shiftAssignmentId);
                        shiftAssignmentId++;
                        newShiftAssignment.setShift(newShift);
                        newShiftAssignment.setIndexInShift(indexInShift);
                        nurseRoster.getShiftAssignmentList().add(newShiftAssignment);
                        scoreDirector.afterEntityAdded(newShiftAssignment);
                    }
                }
                windowStartIndex++;
                ShiftDate newPlanningWindowStart = shiftDateList.get(windowStartIndex);
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    public void deleteEmployee(final Employee employee) {
        logger.info("Scheduling delete of employee ({}).", employee);
        solutionBusiness.doProblemFactChange(new ProblemFactChange() {
            public void doChange(ScoreDirector scoreDirector) {
                NurseRoster nurseRoster = (NurseRoster) scoreDirector.getWorkingSolution();
                // First remove the planning fact from all planning entities that use it
                for (ShiftAssignment shiftAssignment : nurseRoster.getShiftAssignmentList()) {
                    if (ObjectUtils.equals(shiftAssignment.getEmployee(), employee)) {
                        // TODO HACK we are removing it because it becomes uninitialized,
                        // which means it has to be retracted
                        // This is nonsense from a ProblemFactChange point of view, FIXME!
                        scoreDirector.beforeEntityRemoved(shiftAssignment);
                        shiftAssignment.setEmployee(null);
                        scoreDirector.afterEntityRemoved(shiftAssignment);
                    }
                }
                // Next remove it the planning fact itself
                for (Iterator<Employee> it = nurseRoster.getEmployeeList().iterator(); it.hasNext(); ) {
                    Employee workingEmployee = it.next();
                    if (ObjectUtils.equals(workingEmployee, employee)) {
                        scoreDirector.beforeProblemFactRemoved(workingEmployee);
                        it.remove(); // remove from list
                        scoreDirector.beforeProblemFactRemoved(employee);
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Related Classes of org.drools.planner.examples.nurserostering.domain.NurseRoster

  • org.apache.commons.lang.builder.HashCodeBuilder
  • org.drools.planner.examples.nurserostering.domain.solver.MovableShiftAssignmentSelectionFilter
  • org.drools.planner.examples.nurserostering.persistence.NurseRosteringSolutionImporter$NurseRosteringInputBuilder
  • org.drools.planner.examples.nurserostering.solver.move.factory.AssignmentPillarPartSwitchMoveFactory
  • org.drools.planner.examples.nurserostering.solver.move.factory.AssignmentSequenceSwitchLength2MoveFactory
  • org.drools.planner.examples.nurserostering.solver.move.factory.AssignmentSequenceSwitchLength3MoveFactory
  • org.drools.planner.examples.nurserostering.solver.move.factory.AssignmentSwitchMoveFactory
  • org.drools.planner.examples.nurserostering.solver.move.factory.EmployeeChangeMoveFactory
  • org.drools.planner.examples.nurserostering.solver.move.factory.ShiftAssignmentPillarPartSwapMoveFactory
  • org.drools.planner.examples.nurserostering.solver.move.factory.ShiftAssignmentSequenceSwitchLength2MoveFactory
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