<form:form commandName="user" method="POST"
           action="${pageContext.request.contextPath}/user/createUser">
        Name:<form:input path="name" />
        Password:<form:input path="password" />

       <input type="submit"/>

    </form:form>

@Controller
@RequestMapping("/user")
public class UserController {

 @RequestMapping(method = RequestMethod.GET)
public String setupForm(ModelMap model) {
    modelMap.addAttribute("user", new User());
    return "userRegistration";
}

@RequestMapping(value = "/createUser", method = RequestMethod.POST)
public String createUser(ModelMap model,HttpServletRequest request) {
    User user=(User)model.get("user");// Retruns null
    //Tried using request object but user object is not available in it.
    return "message";
}
}

@RequestMapping(value = "/createUser", method = RequestMethod.POST)
public String createUser(ModelMap model,HttpServletRequest request) {
    User user= new User();
    String name = request.getParameter("name");
    String password = request.getParameter("password");
    if (name != null) {
        user.setName(name);
    }
    if (password!= null) {
        user.setPassword(password);
    }
    model.addAttribute("user", user);
    //Tried using request object but user object is not available in it.
    return "message";
}