logger.debug("RAW Mail service listening on :" + host + ":" + port);
	private void initializeServerSocket() throws IOException {		if (serverSocket != null) {			serverSocket.close();			serverSocket = null;		}		MailConfig mailConfig = new MailConfig();		String host = mailConfig.getMailInputStreamHost();		int port = mailConfig.getMailInputStreamPort();		int backlog = mailConfig.getMailInputStreamBacklog();		InetSocketAddress socketAddress = null;		if ("*".equals(host)) {			socketAddress = new InetSocketAddress(port);		} else {			socketAddress = new InetSocketAddress(host, port);		}		serverSocket = new ServerSocket();		serverSocket.setSoTimeout(0);		serverSocket.setReuseAddress(true);		serverSocket.bind(socketAddress, backlog);	}