praktikum-holons/src/classes/Position.java

package classes;

public class Position {
	public int x;
	public int y;
	
	public Position(int x, int y){
		this.x = x;
		this.y = y;
	}
	
	//default Constructor
	public Position(){
		this.x = -1;
		this.y = -1;
	}
}