@RequestMapping("/list_n{page:\\d+}") public String list( @PathVariable("page") Integer page, @RequestParam(value = "roleCode", required = false) String roleCode, @RequestParam(value = "roleName", required = false) String roleName, Model model) { Role role = new Role(); role.setPageSize(20); role.setPage(page); role.setRoleCode(roleCode); role.setRoleName(roleName); Paging<Role> roles = roleService.findByRole(role); model.addAttribute("result", roles); model.addAttribute("s", role); return "admin/role/list"; }