public virtual IHttpActionResult Search([FromUri] SysRoleSearchRequest request) { Expression <Func <SysRole, bool> > expression = a => true; var result = _sysRoleService.LoadPaging(expression, a => new SysRoleSearchItem { }, request); return(Succeed(new SysRoleSearchResponse { Count = result.Count, Items = result.Items, Total = result.Total, })); }