package Graph;

public class WeightedEdge implements Comparable<WeightedEdge>{

private int v;

private int w;

private double weight;

public WeightedEdge(int v, int w, double weight) {

this.v = v;

this.w = w;

this.weight = weight;

}

public int either() {

return v;

}

public int other(int x) {

if (x == v) return w;

if (x == w) return v;

throw new IllegalArgumentException("Input of edge index is not found");

};

public double weight() {

return weight;

}

public int compareTo(WeightedEdge that) {

if (this.weight() < that.weight()) return -1;

if (this.weight() > that.weight()) return 1;

return 0;

}

public String toString() {

return String.format("%d-%d %.2f", v, w, weight);

}

}