/*
* Copyright 2012 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.optaplanner.examples.vehiclerouting.swingui;
import java.awt.BorderLayout;
import java.util.Random;
import javax.swing.JTabbedPane;
import org.optaplanner.core.api.domain.solution.Solution;
import org.optaplanner.core.impl.heuristic.move.Move;
import org.optaplanner.core.impl.score.director.ScoreDirector;
import org.optaplanner.core.impl.solver.ProblemFactChange;
import org.optaplanner.examples.common.swingui.SolutionPanel;
import org.optaplanner.examples.common.swingui.SolverAndPersistenceFrame;
import org.optaplanner.examples.vehiclerouting.domain.Customer;
import org.optaplanner.examples.vehiclerouting.domain.VehicleRoutingSolution;
import org.optaplanner.examples.vehiclerouting.domain.location.AirLocation;
import org.optaplanner.examples.vehiclerouting.domain.location.Location;
import org.optaplanner.examples.vehiclerouting.domain.timewindowed.TimeWindowedCustomer;
import org.optaplanner.examples.vehiclerouting.domain.timewindowed.TimeWindowedDepot;
import org.optaplanner.examples.vehiclerouting.domain.timewindowed.TimeWindowedVehicleRoutingSolution;
public class VehicleRoutingPanel extends SolutionPanel {
public static final String LOGO_PATH = "/org/optaplanner/examples/vehiclerouting/swingui/vehicleRoutingLogo.png";
private VehicleRoutingWorldPanel vehicleRoutingWorldPanel;
private Random demandRandom = new Random(37);
private Long nextLocationId = null;
public VehicleRoutingPanel() {
setLayout(new BorderLayout());
JTabbedPane tabbedPane = new JTabbedPane();
vehicleRoutingWorldPanel = new VehicleRoutingWorldPanel(this);
vehicleRoutingWorldPanel.setPreferredSize(PREFERRED_SCROLLABLE_VIEWPORT_SIZE);
tabbedPane.add("World", vehicleRoutingWorldPanel);
add(tabbedPane, BorderLayout.CENTER);
}
@Override
public boolean isWrapInScrollPane() {
return false;
}
@Override
public boolean isRefreshScreenDuringSolving() {
return true;
}
public VehicleRoutingSolution getVehicleRoutingSolution() {
return (VehicleRoutingSolution) solutionBusiness.getSolution();
}
public void resetPanel(Solution solutionObject) {
VehicleRoutingSolution solution = (VehicleRoutingSolution) solutionObject;
vehicleRoutingWorldPanel.resetPanel(solution);
resetNextLocationId();
}
private void resetNextLocationId() {
long highestLocationId = 0L;
for (Location location : getVehicleRoutingSolution().getLocationList()) {
if (highestLocationId < location.getId().longValue()) {
highestLocationId = location.getId();
}
}
nextLocationId = highestLocationId + 1L;
}
@Override
public void updatePanel(Solution solutionObject) {
VehicleRoutingSolution solution = (VehicleRoutingSolution) solutionObject;
vehicleRoutingWorldPanel.updatePanel(solution);
}
public void doMove(Move move) {
solutionBusiness.doMove(move);
}
public SolverAndPersistenceFrame getWorkflowFrame() {
return solverAndPersistenceFrame;
}
public void insertLocationAndCustomer(double longitude, double latitude) {
final Location newLocation;
switch (getVehicleRoutingSolution().getDistanceType()) {
case AIR_DISTANCE:
newLocation = new AirLocation();
break;
case ROAD_DISTANCE:
logger.warn("Adding locations for a road distance dataset is not supported.");
return;
case SEGMENTED_ROAD_DISTANCE:
logger.warn("Adding locations for a segmented road distance dataset is not supported.");
return;
default:
throw new IllegalStateException("The distanceType (" + getVehicleRoutingSolution().getDistanceType()
+ ") is not implemented.");
}
newLocation.setId(nextLocationId);
nextLocationId++;
newLocation.setLongitude(longitude);
newLocation.setLatitude(latitude);
logger.info("Scheduling insertion of newLocation ({}).", newLocation);
doProblemFactChange(new ProblemFactChange() {
public void doChange(ScoreDirector scoreDirector) {
VehicleRoutingSolution solution = (VehicleRoutingSolution) scoreDirector.getWorkingSolution();
scoreDirector.beforeProblemFactAdded(newLocation);
solution.getLocationList().add(newLocation);
scoreDirector.afterProblemFactAdded(newLocation);
Customer newCustomer = createCustomer(solution, newLocation);
scoreDirector.beforeEntityAdded(newCustomer);
solution.getCustomerList().add(newCustomer);
scoreDirector.afterEntityAdded(newCustomer);
}
});
}
protected Customer createCustomer(VehicleRoutingSolution solution, Location newLocation) {
Customer newCustomer;
if (solution instanceof TimeWindowedVehicleRoutingSolution) {
TimeWindowedCustomer newTimeWindowedCustomer = new TimeWindowedCustomer();
TimeWindowedDepot timeWindowedDepot = (TimeWindowedDepot) solution.getDepotList().get(0);
int windowTime = (timeWindowedDepot.getDueTime() - timeWindowedDepot.getReadyTime()) / 4;
int readyTime = demandRandom.nextInt(windowTime * 3);
newTimeWindowedCustomer.setReadyTime(readyTime);
newTimeWindowedCustomer.setDueTime(readyTime + windowTime);
newTimeWindowedCustomer.setServiceDuration(Math.min(10000, windowTime / 2));
newCustomer = newTimeWindowedCustomer;
} else {
newCustomer = new Customer();
}
newCustomer.setId(newLocation.getId());
newCustomer.setLocation(newLocation);
// Demand must not be 0
newCustomer.setDemand(demandRandom.nextInt(10) + 1);
return newCustomer;
}
}