/// <summary>
            /// Gets the districts.
            /// </summary>
            /// <param name="request">The request.</param>
            /// <returns>The response.</returns>
            private static GetDistrictServiceResponse GetDistricts(GetDistrictServiceRequest request)
            {
                ValidateGetAddressInfoRequests(request);

                string countryRegionId = request.Filters[AddressServiceConstants.CountryRegionId].ToString();

                string stateId  = string.Empty;
                string city     = string.Empty;
                string countyId = string.Empty;

                if (request.Filters[AddressServiceConstants.StateProvinceId] != null)
                {
                    stateId = request.Filters[AddressServiceConstants.StateProvinceId].ToString();
                }

                if (request.Filters[AddressServiceConstants.CountyId] != null)
                {
                    countyId = request.Filters[AddressServiceConstants.CountyId].ToString();
                }

                if (request.Filters[AddressServiceConstants.CityComponentName] != null)
                {
                    city = request.Filters[AddressServiceConstants.CityComponentName].ToString();
                }

                var getDistrictDataRequest = new GetDistrictsDataRequest(countryRegionId, stateId, countyId, city, request.QueryResultSettings);
                var districtDataSet        = request.RequestContext.Runtime.Execute <EntityDataServiceResponse <DistrictInfo> >(getDistrictDataRequest, request.RequestContext);

                return(new GetDistrictServiceResponse(districtDataSet.PagedEntityCollection));
            }
            private GetAddressResponse GetDistricts(GetAddressRequest request)
            {
                var serviceRequest = new GetDistrictServiceRequest(request.CountryRegionId, request.StateProvinceId, request.CountyId, request.City, request.QueryResultSettings)
                {
                    QueryResultSettings = request.QueryResultSettings
                };

                var serviceResponse = this.Context.Execute <GetDistrictServiceResponse>(serviceRequest);

                return(new GetAddressResponse(serviceResponse.Results));
            }