public IEnumerable <AttributeSetInstanceExtensionFieldMvoStateDto> GetAll(string sort = null, string fields = null, int firstResult = 0, int maxResults = int.MaxValue, string filter = null) { try { IEnumerable <IAttributeSetInstanceExtensionFieldMvoState> states = null; if (!String.IsNullOrWhiteSpace(filter)) { states = _attributeSetInstanceExtensionFieldMvoApplicationService.Get(CriterionDto.ToSubclass(JObject.Parse(filter).ToObject <CriterionDto>(), new ApiControllerTypeConverter(), new PropertyTypeResolver()) , AttributeSetInstanceExtensionFieldMvosControllerUtils.GetQueryOrders(sort, QueryOrderSeparator), firstResult, maxResults); } else { states = _attributeSetInstanceExtensionFieldMvoApplicationService.Get(AttributeSetInstanceExtensionFieldMvosControllerUtils.GetQueryFilterDictionary(this.Request.GetQueryNameValuePairs()) , AttributeSetInstanceExtensionFieldMvosControllerUtils.GetQueryOrders(sort, QueryOrderSeparator), firstResult, maxResults); } var stateDtos = new List <AttributeSetInstanceExtensionFieldMvoStateDto>(); foreach (var s in states) { var dto = s is AttributeSetInstanceExtensionFieldMvoStateDto ? (AttributeSetInstanceExtensionFieldMvoStateDto)s : new AttributeSetInstanceExtensionFieldMvoStateDto((AttributeSetInstanceExtensionFieldMvoState)s); if (String.IsNullOrWhiteSpace(fields)) { dto.AllFieldsReturned = true; } else { dto.ReturnedFieldsString = fields; } stateDtos.Add(dto); } return(stateDtos); } catch (Exception ex) { var response = AttributeSetInstanceExtensionFieldMvosControllerUtils.GetErrorHttpResponseMessage(ex); throw new HttpResponseException(response); } }