private void GetInvoiceAccountDetails(HttpContext context) { int invoiceId = 0; if (context.Request["invoiceId"] != null && !int.TryParse(context.Request["invoiceId"].ToString(), out invoiceId)) { GenerateErrorResponse(400, string.Format("InvoiceId Must be a number")); } OrdersManagement.Core.Client client = new OrdersManagement.Core.Client(responseFormat: OrdersManagement.ResponseFormat.JSON); context.Response.Write(client.GetInvoiceAccountDetails(invoiceId: invoiceId)); }