public class GenerateArrivals extends Thread{
	private final static String ARRIVAL   = "arrival";
	private final static String DEPARTURE = "departure";

	private Controller cntrl;

	
	
	GenerateArrivals(){
		cntrl = null;
	}



	GenerateArrivals(Controller cntrl){
		this.cntrl = cntrl;
	}


	
	public void run(){
		while(true){
			try{
				cntrl.addArrivals(new Flight(ARRIVAL));
				sleep(200);
			} 

			catch(InterruptedException ie){}
		}
	}	
}