add lilim instances plus lilim-instance-reader

jsprit-instances/src/main/java/readers/LiLim.java

@@ -1,219 +0,0 @@
-/*******************************************************************************
- * Copyright (C) 2013  Stefan Schroeder
- * 
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either 
- * version 3.0 of the License, or (at your option) any later version.
- * 
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- * 
- * You should have received a copy of the GNU Lesser General Public 
- * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
- ******************************************************************************/
-package readers;
-//package instances;
-//
-//import java.io.BufferedReader;
-//import java.io.IOException;
-//import java.util.ArrayList;
-//import java.util.Collection;
-//import java.util.HashMap;
-//import java.util.Map;
-//
-//import org.apache.log4j.Level;
-//import org.apache.log4j.Logger;
-//import org.matsim.contrib.freight.vrp.algorithms.rr.RuinAndRecreate;
-//import org.matsim.contrib.freight.vrp.basics.Job;
-//import org.matsim.contrib.freight.vrp.basics.Shipment;
-//import org.matsim.contrib.freight.vrp.basics.VehicleRoutingProblem;
-//import org.matsim.contrib.freight.vrp.basics.VrpBuilder;
-//import org.matsim.contrib.freight.vrp.utils.Coordinate;
-//import org.matsim.contrib.freight.vrp.utils.CrowFlyCosts;
-//import org.matsim.contrib.freight.vrp.utils.Locations;
-//import org.matsim.core.utils.io.IOUtils;
-//
-///**
-// * test instances for the capacitated vrp with pickup and deliveries and time windows. 
-// * instances are from li and lim and can be found at:
-// * http://www.top.sintef.no/vrp/benchmarks.html
-// * @author stefan schroeder
-// *
-// */
-//
-//
-//public class LiLim {
-//	
-//	static class MyLocations implements Locations{
-//
-//		private Map<String,Coordinate> locations = new HashMap<String, Coordinate>();
-//
-//		public void addLocation(String id, Coordinate coord){
-//			locations.put(id, coord);
-//		}
-//
-//		@Override
-//		public Coordinate getCoord(String id) {
-//			return locations.get(id);
-//		}	
-//	}
-//	
-//	static class CustomerData{
-//		public double start;
-//		public double end;
-//		public double serviceTime;
-//		public CustomerData(double start, double end, double serviceTime) {
-//			super();
-//			this.start = start;
-//			this.end = end;
-//			this.serviceTime = serviceTime;
-//		}
-//	}
-//	
-//	static class Relation{
-//		public String from;
-//		public String to;
-//		public int demand;
-//		public Relation(String from, String to, int demand) {
-//			super();
-//			this.from = from;
-//			this.to = to;
-//			this.demand = demand;
-//		}
-//		
-//	}
-//	
-//	private static Logger logger = Logger.getLogger(Christophides.class);
-//	
-//	private VrpBuilder vrpBuilder;
-//	
-////	private Locations locations;
-//	
-//	private String fileNameOfInstance;
-//	
-//	private int vehicleCapacity;
-//	
-//	private String depotId;
-//	
-//	private Map<String,CustomerData> data;
-//	
-//	private Collection<Relation> relations;
-//	
-//	private String instanceName;
-//	public LiLim(String fileNameOfInstance, String instanceName) {
-//		this.fileNameOfInstance = fileNameOfInstance;
-//		this.instanceName = instanceName;
-//		data = new HashMap<String, LiLim.CustomerData>();
-//		relations = new ArrayList<LiLim.Relation>();
-//	}
-//	
-//	public static void main(String[] args) {
-//		Logger.getRootLogger().setLevel(Level.INFO);
-//		LiLim liLim = new LiLim("/Users/stefan/Documents/workspace/VehicleRouting/instances/cvrppdtw_lilim/pdp100/lc205.txt", "lc205");
-//		liLim.run();
-//	}
-//	
-//	public void run(){
-//		MyLocations myLocations = new MyLocations();
-//		Collection<Job> jobs = new ArrayList<Job>();
-//		readLocationsAndJobs(myLocations);
-//		buildJobs(jobs);
-//		VrpBuilder vrpBuilder = new VrpBuilder(new CrowFlyCosts(myLocations));
-//		for(Job j : jobs){
-//			vrpBuilder.addJob(j);
-//		}
-//		for(int i=0;i<20;i++){
-//			vrpBuilder.addVehicle(VrpUtils.createVehicle("" + (i+1), depotId, vehicleCapacity, "standard",100.0,1.0,1.0));
-//		}
-//		RuinAndRecreate algo = createAlgo(vrpBuilder.build());
-//		algo.run();
-//	}
-//	
-//	private void buildJobs(Collection<Job> jobs) {
-//		Integer counter = 0;
-//		for(Relation rel : relations){
-//			counter++;
-//			String from = rel.from;
-//			String to = rel.to;
-//			Shipment s = VrpUtils.createShipment(counter.toString(), from, to, rel.demand, 
-//					VrpUtils.createTimeWindow(data.get(from).start, data.get(from).end), 
-//					VrpUtils.createTimeWindow(data.get(to).start, data.get(to).end));
-//			s.setPickupServiceTime(data.get(from).serviceTime);
-//			s.setDeliveryServiceTime(data.get(to).serviceTime);
-//			jobs.add(s);
-//		}
-//		
-//	}
-//
-//	private RuinAndRecreate createAlgo(VehicleRoutingProblem vrp) {
-////		PickupAndDeliveryTourWithTimeWindowsAlgoFactory factory = new PickupAndDeliveryTourWithTimeWindowsAlgoFactory();
-////		factory.setIterations(100);
-////		factory.setWarmUp(10);
-////		RuinAndRecreateChartListener chartListener = new RuinAndRecreateChartListener();
-////		chartListener.setFilename("vrp/liLim/"+instanceName+".png");
-////		RuinAndRecreateReport report = new RuinAndRecreateReport();
-////		factory.addRuinAndRecreateListener(chartListener);
-////		factory.addRuinAndRecreateListener(report);
-////		return factory.createAlgorithm(vrp);
-//		return null;
-//	}
-//
-//	private void readLocationsAndJobs(MyLocations locs) {
-//		BufferedReader reader = IOUtils.getBufferedReader(fileNameOfInstance);
-//		String line = null;
-//		boolean firstLine = true;
-//		try {
-//			while((line = reader.readLine()) != null){
-//				line = line.replace("\r", "");
-//				line = line.trim();
-//				String[] tokens = line.split("\t");
-//				if(firstLine){
-//					int vehicleCapacity = getInt(tokens[1]);
-//					this.vehicleCapacity = vehicleCapacity;
-//					firstLine = false;
-//					continue;
-//				}
-//				else{
-//					String customerId = tokens[0];
-//					Coordinate coord = makeCoord(tokens[1], tokens[2]);
-//					if(customerId.equals("0")){
-//						depotId = customerId;
-//					}
-//					int demand = getInt(tokens[3]);
-//					double startTimeWindow = getDouble(tokens[4]);
-//					double endTimeWindow = getDouble(tokens[5]);
-//					double serviceTime = getDouble(tokens[6]);
-//					locs.addLocation(customerId, coord);
-//					data.put(customerId, new CustomerData(startTimeWindow,endTimeWindow,serviceTime));
-//					if(demand > 0){
-//						relations.add(new Relation(customerId,tokens[8],demand));
-//					}
-//				}
-//			}
-//			reader.close();
-//		} catch (IOException e) {
-//			// TODO Auto-generated catch block
-//			e.printStackTrace();
-//		}
-//		
-//	}
-//	
-//	private Coordinate makeCoord(String xString, String yString) {
-//		double x = Double.parseDouble(xString);
-//		double y = Double.parseDouble(yString);
-//		return new Coordinate(x,y);
-//	}
-//	
-//	private double getDouble(String string) {
-//		return Double.parseDouble(string);
-//	}
-//
-//	private int getInt(String string) {
-//		return Integer.parseInt(string);
-//	}
-//
-//
-//}

jsprit-instances/src/main/java/readers/LiLimReader.java

@@ -0,0 +1,213 @@
+/*******************************************************************************
+ * Copyright (C) 2013  Stefan Schroeder
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either 
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public 
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ ******************************************************************************/
+package readers;
+
+
+import java.io.BufferedReader;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.log4j.Logger;
+
+import util.Coordinate;
+import util.Locations;
+import basics.Shipment;
+import basics.VehicleRoutingProblem;
+import basics.VehicleRoutingProblem.Builder;
+import basics.route.TimeWindow;
+import basics.route.Vehicle;
+import basics.route.VehicleImpl;
+import basics.route.VehicleTypeImpl;
+
+/**
+ * test instances for the capacitated vrp with pickup and deliveries and time windows. 
+ * instances are from li and lim and can be found at:
+ * http://www.top.sintef.no/vrp/benchmarks.html
+ * @author stefan schroeder
+ *
+ */
+
+
+public class LiLimReader {
+	
+	static class MyLocations implements Locations{
+
+		private Map<String,Coordinate> locations = new HashMap<String, Coordinate>();
+
+		public void addLocation(String id, Coordinate coord){
+			locations.put(id, coord);
+		}
+
+		@Override
+		public Coordinate getCoord(String id) {
+			return locations.get(id);
+		}	
+	}
+	
+	static class CustomerData{
+		public Coordinate coord;
+		public double start;
+		public double end;
+		public double serviceTime;
+		
+		public CustomerData(Coordinate coord, double start, double end, double serviceTime) {
+			super();
+			this.coord = coord;
+			this.start = start;
+			this.end = end;
+			this.serviceTime = serviceTime;
+		}
+	}
+	
+	static class Relation{
+		public String from;
+		public String to;
+		public int demand;
+		public Relation(String from, String to, int demand) {
+			super();
+			this.from = from;
+			this.to = to;
+			this.demand = demand;
+		}
+		
+	}
+	
+	private static Logger logger = Logger.getLogger(LiLimReader.class);
+	
+	private VehicleRoutingProblem.Builder vrpBuilder;
+	
+	private int vehicleCapacity;
+	
+	private String depotId;
+	
+	private Map<String,CustomerData> customers;
+	
+	private Collection<Relation> relations;
+	
+	private double depotOpeningTime;
+
+	private double depotClosingTime;
+	
+	public LiLimReader(Builder vrpBuilder) {
+		customers = new HashMap<String, LiLimReader.CustomerData>();
+		relations = new ArrayList<LiLimReader.Relation>();
+		this.vrpBuilder = vrpBuilder;
+	}
+	
+	public void read(String filename){
+		readShipments(filename);
+		buildShipments();
+		VehicleTypeImpl type = VehicleTypeImpl.Builder.newInstance("type", vehicleCapacity)
+				.setCostPerDistance(1.0).build();
+		Vehicle vehicle = VehicleImpl.Builder.newInstance("vehicle")
+				.setEarliestStart(depotOpeningTime).setLatestArrival(depotClosingTime)
+				.setLocationCoord(customers.get(depotId).coord).setType(type).build();
+		vrpBuilder.addVehicle(vehicle);
+	}
+	
+	private void buildShipments() {
+		Integer counter = 0;
+		for(Relation rel : relations){
+			counter++;
+			String from = rel.from;
+			String to = rel.to;
+			int demand = rel.demand;
+			Shipment s = Shipment.Builder.newInstance(counter.toString(), demand)
+					.setPickupCoord(customers.get(from).coord).setPickupServiceTime(customers.get(from).serviceTime)
+					.setPickupTimeWindow(TimeWindow.newInstance(customers.get(from).start, customers.get(from).end))
+					.setDeliveryCoord(customers.get(to).coord).setDeliveryServiceTime(customers.get(to).serviceTime)
+					.setDeliveryTimeWindow(TimeWindow.newInstance(customers.get(to).start, customers.get(to).end)).build();
+			vrpBuilder.addJob(s);
+		}
+		
+	}
+	
+	private BufferedReader getReader(String file) {
+		BufferedReader reader = null;
+		try {
+			reader = new BufferedReader(new FileReader(file));
+		} catch (FileNotFoundException e1) {
+			e1.printStackTrace();
+			logger.error(e1);
+			System.exit(1);
+		}
+		return reader;
+	}
+
+	private void readShipments(String file) {
+		BufferedReader reader = getReader(file);
+		String line = null;
+		boolean firstLine = true;
+		try {
+			while((line = reader.readLine()) != null){
+				line = line.replace("\r", "");
+				line = line.trim();
+				String[] tokens = line.split("\t");
+				if(firstLine){
+					int vehicleCapacity = getInt(tokens[1]);
+					this.vehicleCapacity = vehicleCapacity;
+					firstLine = false;
+					continue;
+				}
+				else{
+					String customerId = tokens[0];
+					Coordinate coord = makeCoord(tokens[1], tokens[2]);
+					int demand = getInt(tokens[3]);
+					double startTimeWindow = getDouble(tokens[4]);
+					double endTimeWindow = getDouble(tokens[5]);
+					double serviceTime = getDouble(tokens[6]);
+//					vrpBuilder.addLocation(customerId, coord);
+					customers.put(customerId, new CustomerData(coord,startTimeWindow,endTimeWindow, serviceTime));
+					if(customerId.equals("0")){
+						depotId = customerId;
+						depotOpeningTime = startTimeWindow;
+						depotClosingTime = endTimeWindow;
+					}
+					if(demand > 0){
+						relations.add(new Relation(customerId,tokens[8],demand));
+					}
+				}
+			}
+			reader.close();
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		
+	}
+	
+	private Coordinate makeCoord(String xString, String yString) {
+		double x = Double.parseDouble(xString);
+		double y = Double.parseDouble(yString);
+		return new Coordinate(x,y);
+	}
+	
+	private double getDouble(String string) {
+		return Double.parseDouble(string);
+	}
+
+	private int getInt(String string) {
+		return Integer.parseInt(string);
+	}
+
+
+}