goja-web/src/main/java/goja/security/goja/SecurityKit.java
public static <T extends Model> T getLoginUser(HttpServletRequest req) {
        return (T) req.getSession().getAttribute(LOGIN_SESSION_KEY);
    }
public static <T extends Model> T getLoginUser(HttpServletRequest req) {
        return (T) req.getSession().getAttribute(LOGIN_SESSION_KEY);
    }
Obtain user information from the Session

@param req request
@return user infomation.