How to get IpAddress in Servlet

How to get IpAddress in Servlet

How to get IpAddress in Servlet

            HttpServletRequest request=getThreadLocalRequest();

    String ipAddress  = request.getHeader("X-FORWARDED-FOR");  

    if(ipAddress == null)  
    {  
                      //this is for local address
      ipAddress = request.getRemoteAddr();  
    }