code: public final String getHostAddress()
  	{
  		final Socket socket = s;
  		return socket == null ? "" : socket.getInetAddress().getHostAddress();
  	}
docs: Returns the remote host IP address of this log writer, or "" if the connection was
  closed.
  <p>
  
  @return IP address as String
  @see java.net.InetAddress#getHostAddress()