public int compareTo(KruskalCell another) {
if (getX() < another.getX()) return -1;
else if (getX() > another.getX()) return 1;
else {
if (getY() < another.getY()) return -1;
else if (getY() > another.getY()) return 1;
}
return 0;
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
KruskalCell other = (KruskalCell) obj;
if ((getX() == other.getX()) && (getY() == other.getY())) return true;
return false;
}
