?public boolean UserLogin(User u) {??userDAO userDao = new userDAO();??ArrayList<User> list = userDao.getUser();??int i= 0;??if (list != null && list.size() > 0) {???for (User c : list) {????if (c.getUsername().equals(u.getUsername())??????&& c.getPassword().equals(u.getPassword())) {?????i=1;break;????}else i=0;???}??}??if(i==1){???return true;???}else if(i==0){????return false;???}?}?
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