@RequestMapping(value = "/admin/ip/query", method = RequestMethod.GET)
public String initOneIPForm(Map<String, Object> model) {
model.put("username", getPrincipalName());
@RequestMapping(value = "/admin/ip/query", method = RequestMethod.GET)
public String initOneIPForm(Map<String, Object> model) {
model.put("username", getPrincipalName());