Main.java

public class Main {
 
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Client c1 = new Client("Thomas","mmbbs");
		Client c2= new Client("Frank","mbs");
		Client c3= new Client("Simone","mmbbs");
		Server s = new Server();
		
		s.addObserver(c1);
		s.addObserver(c2);		
		s.addObserver(c3);
		
		s.sendChat(new Message("","Nun sind alle da"));
		
		s.deleteObserver(c1);
		s.sendChat(new Message("","Nun ist einer weg"));
	}
 
}