how to get real ip address of client

      


Method for obtaining client real IP address

public String getIpAddr(HttpServletRequest request) { 
    String ip = request.getHeader("x-forwarded-for"); 
    if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 
        ip = request.getHeader("Proxy-Client-IP"); 
    } 
    if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 
        ip = request.getHeader("WL-Proxy-Client-IP"); 
    } 
    if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 
        ip = request.getRemoteAddr(); 
    } 
    return ip; 
} 

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About Kartik Chandra Mandal

I am Kartik Chandra Mandal from Bangalore, India. Working as software engineer in Java technology. Have good knowledge of OWASP and CSRF in security for applications and it's implementation in Java technology.

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