adding multiple capacity obj to jobs and vehicleType

jsprit-core/src/main/java/jsprit/core/problem/Capacity.java

@@ -0,0 +1,71 @@
+package jsprit.core.problem;
+
+
+public class Capacity {
+	
+	public static class Builder {
+		
+		/**
+		 * default is 1 dimension with size of zero
+		 */
+		private int[] dimensions = new int[1];
+		
+		public static Builder newInstance(){
+			return new Builder();
+		}
+		
+		Builder(){}
+		
+		/**
+		 * add capacity dimension
+		 * 
+		 * <p>if automatically resizes dimensions according to index, i.e. if index=7 there are 8 dimensions.
+		 * 
+		 * @throw IllegalStateException if dimValue < 0
+		 * @param index
+		 * @param dimValue
+		 * @return
+		 */
+		public Builder addDimension(int index, int dimValue){
+			if(dimValue<0) throw new IllegalStateException("dimValue can never be negative");
+			if(index < dimensions.length){
+				dimensions[index] = dimValue;
+			}
+			else{
+				int requiredSize = index + 1;
+				int[] newDimensions = new int[requiredSize]; 
+				copy(dimensions,newDimensions);
+				newDimensions[index]=dimValue;
+				this.dimensions=newDimensions;
+			}
+			return this;
+		}
+		
+		private void copy(int[] from, int[] to) {
+			for(int i=0;i<dimensions.length;i++){
+				to[i]=from[i];
+			}
+		}
+
+		public Capacity build() {
+			return new Capacity(this);
+		}
+
+		
+	}
+	
+	private int[] dimensions;
+	
+	Capacity(Builder builder) {
+		dimensions = builder.dimensions;
+	}
+
+	public int getNuOfDimensions(){
+		return dimensions.length;
+	}
+	
+	public int get(int index){
+		return dimensions[index];
+	}
+	
+}

jsprit-core/src/main/java/jsprit/core/problem/constraint/PickupAndDeliverShipmentLoadActivityLevelConstraint.java

@@ -36,6 +36,10 @@ public class PickupAndDeliverShipmentLoadActivityLevelConstraint implements Hard
 		this.stateManager = stateManager;
 	}
 	
+	/**
+	 * Checks whether there is enough capacity to insert newAct between prevAct and nextAct.
+	 * 
+	 */
 	@Override
 	public ConstraintsStatus fulfilled(JobInsertionContext iFacts, TourActivity prevAct, TourActivity newAct, TourActivity nextAct, double prevActDepTime) {
 		if(!(newAct instanceof PickupShipment) && !(newAct instanceof DeliverShipment)){

jsprit-core/src/main/java/jsprit/core/problem/job/Job.java

@@ -16,11 +16,15 @@
  ******************************************************************************/
 package jsprit.core.problem.job;
 
+import jsprit.core.problem.Capacity;
+
 public interface Job {
 
 	public String getId();
 
+	@Deprecated
 	public int getCapacityDemand();
 	
+	public Capacity getCapacity();
 	
 }

jsprit-core/src/main/java/jsprit/core/problem/job/Service.java

@@ -16,6 +16,7 @@
  ******************************************************************************/
 package jsprit.core.problem.job;
 
+import jsprit.core.problem.Capacity;
 import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.util.Coordinate;
 
@@ -25,7 +26,13 @@ public class Service implements Job {
 	public static class Builder {
 		
 		public static Builder newInstance(String id, int size){
-			return new Builder(id,size);
+			Builder builder = new Builder(id,size);
+			builder.addCapacityDimension(0, size);
+			return builder;
+		}
+		
+		public static Builder newInstance(String id){
+			return new Builder(id);
 		}
 		
 		private String id;
@@ -35,6 +42,8 @@ public class Service implements Job {
 		protected double serviceTime;
 		protected TimeWindow timeWindow = TimeWindow.newInstance(0.0, Double.MAX_VALUE);
 		protected int demand;
+		protected Capacity.Builder capacityBuilder = Capacity.Builder.newInstance();
+		protected Capacity capacity;
 		
 		Builder(String id, int size) {
 			if(size < 0) throw new IllegalArgumentException("size must be greater than or equal to zero");
@@ -42,6 +51,10 @@ public class Service implements Job {
 			this.demand = size;
 		}
 		
+		Builder(String id){
+			this.id = id;
+		}
+		
 		protected Builder setType(String name){
 			this.type = name;
 			return this;
@@ -63,6 +76,11 @@ public class Service implements Job {
 			return this;
 		}
 		
+		public Builder addCapacityDimension(int dimensionIndex, int dimensionValue){
+			capacityBuilder.addDimension(dimensionIndex, dimensionValue);
+			return this;
+		}
+		
 		public Builder setTimeWindow(TimeWindow tw){
 			this.timeWindow = tw;
 			return this;
@@ -74,6 +92,7 @@ public class Service implements Job {
 				locationId = coord.toString();
 			}
 			this.setType("service");
+			capacity = capacityBuilder.build();
 			return new Service(this);
 		}
 		
@@ -93,6 +112,8 @@ public class Service implements Job {
 	private final TimeWindow timeWindow;
 
 	private final int demand;
+	
+	private final Capacity capacity;
 
 	Service(Builder builder){
 		id = builder.id;
@@ -102,6 +123,7 @@ public class Service implements Job {
 		timeWindow = builder.timeWindow;
 		demand = builder.demand;
 		type = builder.type;
+		capacity = builder.capacity;
 	}
 
 	@Override
@@ -173,6 +195,9 @@ public class Service implements Job {
 		return true;
 	}
 
-	
+	@Override
+	public Capacity getCapacity() {
+		return capacity;
+	}
 	
 }

jsprit-core/src/main/java/jsprit/core/problem/job/Shipment.java

@@ -1,5 +1,6 @@
 package jsprit.core.problem.job;
 
+import jsprit.core.problem.Capacity;
 import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.util.Coordinate;
 
@@ -25,10 +26,20 @@ public class Shipment implements Job{
 
 		private TimeWindow deliveryTimeWindow = TimeWindow.newInstance(0.0, Double.MAX_VALUE);
 
-		private TimeWindow pickupTimeWindow = TimeWindow.newInstance(0.0, Double.MAX_VALUE);;
+		private TimeWindow pickupTimeWindow = TimeWindow.newInstance(0.0, Double.MAX_VALUE);
+		
+		private Capacity.Builder capacityBuilder = Capacity.Builder.newInstance();
+		
+		private Capacity capacity;
 		
 		public static Builder newInstance(String id, int size){
-			return new Builder(id,size);
+			Builder builder = new Builder(id,size);
+			builder.addCapacityDimension(0, size);
+			return builder;
+		}
+		
+		public static Builder newInstance(String id){
+			return new Builder(id);
 		}
 		
 		Builder(String id, int size) {
@@ -37,6 +48,10 @@ public class Shipment implements Job{
 			this.demand = size;
 		}
 		
+		Builder(String id){
+			this.id = id;
+		}
+		
 		public Builder setPickupLocation(String pickupLocation){
 			this.pickupLocation = pickupLocation;
 			return this;
@@ -77,6 +92,11 @@ public class Shipment implements Job{
 			return this;
 		}
 		
+		public Builder addCapacityDimension(int dimIndex, int dimVal) {
+			capacityBuilder.addDimension(dimIndex, dimVal);
+			return this;
+		}
+		
 		public Shipment build(){
 			if(pickupLocation == null) { 
 				if(pickupCoord == null) throw new IllegalStateException("either locationId or a coordinate must be given. But is not.");
@@ -86,29 +106,34 @@ public class Shipment implements Job{
 				if(deliveryCoord == null) throw new IllegalStateException("either locationId or a coordinate must be given. But is not.");
 				deliveryLocation = deliveryCoord.toString();
 			}
+			capacity = capacityBuilder.build();
 			return new Shipment(this);
 		}
+
+		
 	}
 	
-	private int demand;
+	private final int demand;
 	
-	private String id;
+	private final String id;
 	
-	private String pickupLocation;
+	private final String pickupLocation;
 	
-	private Coordinate pickupCoord;
+	private final Coordinate pickupCoord;
 	
-	private double pickupServiceTime;
+	private final double pickupServiceTime;
 	
-	private String deliveryLocation;
+	private final String deliveryLocation;
 	
-	private Coordinate deliveryCoord;
+	private final Coordinate deliveryCoord;
 
-	private double deliveryServiceTime;
+	private final double deliveryServiceTime;
 
-	private TimeWindow deliveryTimeWindow;
+	private final TimeWindow deliveryTimeWindow;
 
-	private TimeWindow pickupTimeWindow;
+	private final TimeWindow pickupTimeWindow;
+	
+	private final Capacity capacity;
 	
 	Shipment(Builder builder){
 		this.id = builder.id;
@@ -121,6 +146,7 @@ public class Shipment implements Job{
 		this.deliveryCoord = builder.deliveryCoord;
 		this.deliveryServiceTime = builder.deliveryServiceTime;
 		this.deliveryTimeWindow = builder.deliveryTimeWindow;
+		this.capacity = builder.capacity;
 	}
 	
 	@Override
@@ -190,5 +216,10 @@ public class Shipment implements Job{
 		return true;
 	}
 
+	@Override
+	public Capacity getCapacity() {
+		return capacity;
+	}
+
 	
 }

jsprit-core/src/main/java/jsprit/core/problem/vehicle/PenaltyVehicleType.java

@@ -16,6 +16,7 @@
  ******************************************************************************/
 package jsprit.core.problem.vehicle;
 
+import jsprit.core.problem.Capacity;
 import jsprit.core.problem.vehicle.VehicleTypeImpl.VehicleCostParams;
 
 public class PenaltyVehicleType implements VehicleType{
@@ -59,6 +60,11 @@ public class PenaltyVehicleType implements VehicleType{
 		return type.getMaxVelocity();
 	}
 
+	@Override
+	public Capacity getCapacityDimensions() {
+		return type.getCapacityDimensions();
+	}
+
 	
 
 }

jsprit-core/src/main/java/jsprit/core/problem/vehicle/VehicleType.java

@@ -16,6 +16,7 @@
  ******************************************************************************/
 package jsprit.core.problem.vehicle;
 
+import jsprit.core.problem.Capacity;
 import jsprit.core.problem.vehicle.VehicleTypeImpl.VehicleCostParams;
 
 
@@ -25,6 +26,8 @@ public interface VehicleType {
 
 	public int getCapacity();
 	
+	public Capacity getCapacityDimensions();
+	
 	public double getMaxVelocity();
 
 	public VehicleCostParams getVehicleCostParams();

jsprit-core/src/main/java/jsprit/core/problem/vehicle/VehicleTypeImpl.java

@@ -16,6 +16,8 @@
  ******************************************************************************/
 package jsprit.core.problem.vehicle;
 
+import jsprit.core.problem.Capacity;
+
 
 public class VehicleTypeImpl implements VehicleType {
 	
@@ -46,11 +48,18 @@ public class VehicleTypeImpl implements VehicleType {
 	public static class Builder{
 		
 		public static VehicleTypeImpl.Builder newInstance(String id, int capacity){
-			return new Builder(id,capacity);
+			Builder builder = new Builder(id,capacity);
+			builder.addCapacityDimension(0, capacity);
+			return builder;
 		}
 		
+		public static VehicleTypeImpl.Builder newInstance(String id) {
+			return new Builder(id);
+		}
+
+		
 		private String id;
-		private int capacity;
+		private int capacity = 0;
 		private double maxVelo = Double.MAX_VALUE;
 		/**
 		 * default cost values for default vehicle type
@@ -58,6 +67,10 @@ public class VehicleTypeImpl implements VehicleType {
 		private double fixedCost = 0.0;
 		private double perDistance = 1.0;
 		private double perTime = 0.0;
+		
+		private Capacity.Builder capacityBuilder = Capacity.Builder.newInstance();
+		
+		private Capacity capacityDimensions;
 
 		public Builder(String id, int capacity) {
 			super();
@@ -65,6 +78,10 @@ public class VehicleTypeImpl implements VehicleType {
 			this.capacity = capacity;
 		}
 
+		public Builder(String id) {
+			this.id = id;
+		}
+
 		public VehicleTypeImpl.Builder setMaxVelocity(double inMeterPerSeconds){ this.maxVelo = inMeterPerSeconds; return this; }
 		
 		public VehicleTypeImpl.Builder setFixedCost(double fixedCost) { this.fixedCost = fixedCost; return this; }
@@ -74,9 +91,16 @@ public class VehicleTypeImpl implements VehicleType {
 		public VehicleTypeImpl.Builder setCostPerTime(double perTime){ this.perTime = perTime; return this; }
 		
 		public VehicleTypeImpl build(){
+			capacityDimensions = capacityBuilder.build();
 			return new VehicleTypeImpl(this);
 		}
 
+		public Builder addCapacityDimension(int dimIndex, int dimVal) {
+			capacityBuilder.addDimension(dimIndex,dimVal);
+			return this;
+		}
+
+		
 	}
 	
 	@Override
@@ -112,6 +136,8 @@ public class VehicleTypeImpl implements VehicleType {
 	private final VehicleTypeImpl.VehicleCostParams vehicleCostParams;
 	
 	private double maxVelocity;
+	
+	private Capacity capacityDimensions;
 
 	/**
 	 * @deprecated use builder instead
@@ -126,6 +152,7 @@ public class VehicleTypeImpl implements VehicleType {
 		capacity = builder.capacity;
 		maxVelocity = builder.maxVelo;
 		vehicleCostParams = new VehicleCostParams(builder.fixedCost, builder.perTime, builder.perDistance);
+		capacityDimensions = builder.capacityDimensions;
 	}
 
 	public VehicleTypeImpl(String typeId, int capacity,VehicleTypeImpl.VehicleCostParams vehicleCostParams) {
@@ -133,6 +160,8 @@ public class VehicleTypeImpl implements VehicleType {
 		this.typeId = typeId;
 		this.capacity = capacity;
 		this.vehicleCostParams = vehicleCostParams;
+		capacityDimensions = Capacity.Builder.newInstance().addDimension(0, capacity).build();
+		
 	}
 
 	/* (non-Javadoc)
@@ -168,4 +197,9 @@ public class VehicleTypeImpl implements VehicleType {
 	public double getMaxVelocity() {
 		return maxVelocity;
 	}
+
+	@Override
+	public Capacity getCapacityDimensions() {
+		return capacityDimensions;
+	}
 }