Instance.java

package cph.instance;

import java.util.ArrayList;
import java.util.List;

public class Instance {

    private int numHubs;
    private int hubCapacity;
    private int nodeData[][];
    private List<Node> nodes;
    private String name;

    public Instance(String name, int numNodes, int numHubs, int hubCapacity, int[][] nodeData) {
        this.name = name;
        this.numHubs = numHubs;
        this.hubCapacity = hubCapacity;
        this.nodeData = nodeData;
        nodes = new ArrayList<Node>();
        for (int i = 0; i < numNodes; i++) {
            nodes.add(new Node(i, this));
        }
    }

    public Node getNode(int index) {
        return nodes.get(index);
    }

    public int getX(int index) {
        return nodeData[index][0];
    }

    public int getY(int index) {
        return nodeData[index][1];
    }

    public int getDemand(int index) {
        return nodeData[index][2];
    }

    public int getNumNodes() {
        return nodes.size();
    }

    public int getNumHubs() {
        return numHubs;
    }

    public int getHubCapacity() {
        return hubCapacity;
    }

    public List<Node> getNodes() {
        return nodes;
    }

    public String getName() {
        return name;
    }

    public String getDescription() {
        return name + " (n=" + getNumNodes() + ", p=" + numHubs + ", c=" + hubCapacity + ")";
    }

}