protected void updateDisplay()
	{

		if(code == Constants.JOIN || code == Constants.UPDATE_SHIP);
		SpaceCraft ship = new SpaceCraft(id,x,y,heading);
        spaceGameServer.sector.updateOrAddSpaceCraft(id,x,y,heading);
      
		ArrayList<SpaceCraft> destroyed = spaceGameServer.sector.collisionCheck(ship);

		if(destroyed != null)
		{
			for(SpaceCraft sc : destroyed)
			{
				spaceGameServer.sendRemoves(sc);
			}
		}
	}