public void run() {
		running = true;
		final int CHAT_PORT = 4712;
		try {
			ServerSocket chatServerSocket = new ServerSocket(CHAT_PORT);
			ServerDataBaseManager sDBM = new ServerDataBaseManager();
			while (true) {
				if (running) {
					new ChatServerExecutionThread(chatServerSocket.accept(), sDBM).start();
				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}