public static String getRemoteAddress() {
    InetAddress addr = getRemoteIp();
    return (addr == null) ? null : addr.getHostAddress();
  }
public static String getRemoteAddress ( ) { InetAddress addr = getRemoteIp ( ) ; return ( addr == null ) ? null : addr . getHostAddress ( ) ; }
Returns remote address as a string when invoked inside an RPC.
Returns null in case of an error.