/// <summary>
        /// Gets the public offers under the zero day (root) provider
        /// </summary>
        /// <param name='cancellationToken'>
        /// Cancellation token.
        /// </param>
        /// <returns>
        /// Result of the offer
        /// </returns>
        public async Task <OfferListResult> ListUnderRootProviderAsync(CancellationToken cancellationToken)
        {
            // Validate

            // Tracing
            bool   shouldTrace  = TracingAdapter.IsEnabled;
            string invocationId = null;

            if (shouldTrace)
            {
                invocationId = TracingAdapter.NextInvocationId.ToString();
                Dictionary <string, object> tracingParameters = new Dictionary <string, object>();
                TracingAdapter.Enter(invocationId, this, "ListUnderRootProviderAsync", tracingParameters);
            }

            // Construct URL
            string url = "";

            url = url + "/offers";
            List <string> queryParameters = new List <string>();

            queryParameters.Add("api-version=" + Uri.EscapeDataString(this.Client.ApiVersion));
            if (queryParameters.Count > 0)
            {
                url = url + "?" + string.Join("&", queryParameters);
            }
            string baseUrl = this.Client.BaseUri.AbsoluteUri;

            // Trim '/' character from the end of baseUrl and beginning of url.
            if (baseUrl[baseUrl.Length - 1] == '/')
            {
                baseUrl = baseUrl.Substring(0, baseUrl.Length - 1);
            }
            if (url[0] == '/')
            {
                url = url.Substring(1);
            }
            url = baseUrl + "/" + url;
            url = url.Replace(" ", "%20");

            // Create HTTP transport objects
            HttpRequestMessage httpRequest = null;

            try
            {
                httpRequest            = new HttpRequestMessage();
                httpRequest.Method     = HttpMethod.Get;
                httpRequest.RequestUri = new Uri(url);

                // Set Headers

                // Set Credentials
                cancellationToken.ThrowIfCancellationRequested();
                await this.Client.Credentials.ProcessHttpRequestAsync(httpRequest, cancellationToken).ConfigureAwait(false);

                // Send Request
                HttpResponseMessage httpResponse = null;
                try
                {
                    if (shouldTrace)
                    {
                        TracingAdapter.SendRequest(invocationId, httpRequest);
                    }
                    cancellationToken.ThrowIfCancellationRequested();
                    httpResponse = await this.Client.HttpClient.SendAsync(httpRequest, cancellationToken).ConfigureAwait(false);

                    if (shouldTrace)
                    {
                        TracingAdapter.ReceiveResponse(invocationId, httpResponse);
                    }
                    HttpStatusCode statusCode = httpResponse.StatusCode;
                    if (statusCode != HttpStatusCode.OK)
                    {
                        cancellationToken.ThrowIfCancellationRequested();
                        CloudException ex = CloudException.Create(httpRequest, null, httpResponse, await httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false));
                        if (shouldTrace)
                        {
                            TracingAdapter.Error(invocationId, ex);
                        }
                        throw ex;
                    }

                    // Create Result
                    OfferListResult result = null;
                    // Deserialize Response
                    if (statusCode == HttpStatusCode.OK)
                    {
                        cancellationToken.ThrowIfCancellationRequested();
                        string responseContent = await httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);

                        result = new OfferListResult();
                        JToken responseDoc = null;
                        if (string.IsNullOrEmpty(responseContent) == false)
                        {
                            responseDoc = JToken.Parse(responseContent);
                        }

                        if (responseDoc != null && responseDoc.Type != JTokenType.Null)
                        {
                            JToken valueArray = responseDoc["value"];
                            if (valueArray != null && valueArray.Type != JTokenType.Null)
                            {
                                foreach (JToken valueValue in ((JArray)valueArray))
                                {
                                    OfferDefinition offerDefinitionInstance = new OfferDefinition();
                                    result.Offers.Add(offerDefinitionInstance);

                                    JToken idValue = valueValue["id"];
                                    if (idValue != null && idValue.Type != JTokenType.Null)
                                    {
                                        string idInstance = ((string)idValue);
                                        offerDefinitionInstance.Id = idInstance;
                                    }

                                    JToken nameValue = valueValue["name"];
                                    if (nameValue != null && nameValue.Type != JTokenType.Null)
                                    {
                                        string nameInstance = ((string)nameValue);
                                        offerDefinitionInstance.Name = nameInstance;
                                    }

                                    JToken displayNameValue = valueValue["displayName"];
                                    if (displayNameValue != null && displayNameValue.Type != JTokenType.Null)
                                    {
                                        string displayNameInstance = ((string)displayNameValue);
                                        offerDefinitionInstance.DisplayName = displayNameInstance;
                                    }

                                    JToken descriptionValue = valueValue["description"];
                                    if (descriptionValue != null && descriptionValue.Type != JTokenType.Null)
                                    {
                                        string descriptionInstance = ((string)descriptionValue);
                                        offerDefinitionInstance.Description = descriptionInstance;
                                    }
                                }
                            }

                            JToken odatanextLinkValue = responseDoc["@odata.nextLink"];
                            if (odatanextLinkValue != null && odatanextLinkValue.Type != JTokenType.Null)
                            {
                                string odatanextLinkInstance = ((string)odatanextLinkValue);
                                result.NextLink = odatanextLinkInstance;
                            }
                        }
                    }
                    result.StatusCode = statusCode;

                    if (shouldTrace)
                    {
                        TracingAdapter.Exit(invocationId, result);
                    }
                    return(result);
                }
                finally
                {
                    if (httpResponse != null)
                    {
                        httpResponse.Dispose();
                    }
                }
            }
            finally
            {
                if (httpRequest != null)
                {
                    httpRequest.Dispose();
                }
            }
        }
        /// <summary>
        /// Lists the offer with the next link
        /// </summary>
        /// <param name='nextLink'>
        /// Required. The URL to get the next set of offers
        /// </param>
        /// <param name='cancellationToken'>
        /// Cancellation token.
        /// </param>
        /// <returns>
        /// Result of the offer
        /// </returns>
        public async Task <OfferListResult> ListNextAsync(string nextLink, CancellationToken cancellationToken)
        {
            // Validate
            if (nextLink == null)
            {
                throw new ArgumentNullException("nextLink");
            }

            // Tracing
            bool   shouldTrace  = TracingAdapter.IsEnabled;
            string invocationId = null;

            if (shouldTrace)
            {
                invocationId = TracingAdapter.NextInvocationId.ToString();
                Dictionary <string, object> tracingParameters = new Dictionary <string, object>();
                tracingParameters.Add("nextLink", nextLink);
                TracingAdapter.Enter(invocationId, this, "ListNextAsync", tracingParameters);
            }

            // Construct URL
            string url = "";

            url = url + Uri.EscapeDataString(nextLink);
            url = url.Replace(" ", "%20");

            // Create HTTP transport objects
            HttpRequestMessage httpRequest = null;

            try
            {
                httpRequest            = new HttpRequestMessage();
                httpRequest.Method     = HttpMethod.Get;
                httpRequest.RequestUri = new Uri(url);

                // Set Headers

                // Set Credentials
                cancellationToken.ThrowIfCancellationRequested();
                await this.Client.Credentials.ProcessHttpRequestAsync(httpRequest, cancellationToken).ConfigureAwait(false);

                // Send Request
                HttpResponseMessage httpResponse = null;
                try
                {
                    if (shouldTrace)
                    {
                        TracingAdapter.SendRequest(invocationId, httpRequest);
                    }
                    cancellationToken.ThrowIfCancellationRequested();
                    httpResponse = await this.Client.HttpClient.SendAsync(httpRequest, cancellationToken).ConfigureAwait(false);

                    if (shouldTrace)
                    {
                        TracingAdapter.ReceiveResponse(invocationId, httpResponse);
                    }
                    HttpStatusCode statusCode = httpResponse.StatusCode;
                    if (statusCode != HttpStatusCode.OK)
                    {
                        cancellationToken.ThrowIfCancellationRequested();
                        CloudException ex = CloudException.Create(httpRequest, null, httpResponse, await httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false));
                        if (shouldTrace)
                        {
                            TracingAdapter.Error(invocationId, ex);
                        }
                        throw ex;
                    }

                    // Create Result
                    OfferListResult result = null;
                    // Deserialize Response
                    if (statusCode == HttpStatusCode.OK)
                    {
                        cancellationToken.ThrowIfCancellationRequested();
                        string responseContent = await httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);

                        result = new OfferListResult();
                        JToken responseDoc = null;
                        if (string.IsNullOrEmpty(responseContent) == false)
                        {
                            responseDoc = JToken.Parse(responseContent);
                        }

                        if (responseDoc != null && responseDoc.Type != JTokenType.Null)
                        {
                            JToken valueArray = responseDoc["value"];
                            if (valueArray != null && valueArray.Type != JTokenType.Null)
                            {
                                foreach (JToken valueValue in ((JArray)valueArray))
                                {
                                    OfferDefinition offerDefinitionInstance = new OfferDefinition();
                                    result.Offers.Add(offerDefinitionInstance);

                                    JToken idValue = valueValue["id"];
                                    if (idValue != null && idValue.Type != JTokenType.Null)
                                    {
                                        string idInstance = ((string)idValue);
                                        offerDefinitionInstance.Id = idInstance;
                                    }

                                    JToken nameValue = valueValue["name"];
                                    if (nameValue != null && nameValue.Type != JTokenType.Null)
                                    {
                                        string nameInstance = ((string)nameValue);
                                        offerDefinitionInstance.Name = nameInstance;
                                    }

                                    JToken displayNameValue = valueValue["displayName"];
                                    if (displayNameValue != null && displayNameValue.Type != JTokenType.Null)
                                    {
                                        string displayNameInstance = ((string)displayNameValue);
                                        offerDefinitionInstance.DisplayName = displayNameInstance;
                                    }

                                    JToken descriptionValue = valueValue["description"];
                                    if (descriptionValue != null && descriptionValue.Type != JTokenType.Null)
                                    {
                                        string descriptionInstance = ((string)descriptionValue);
                                        offerDefinitionInstance.Description = descriptionInstance;
                                    }
                                }
                            }

                            JToken odatanextLinkValue = responseDoc["@odata.nextLink"];
                            if (odatanextLinkValue != null && odatanextLinkValue.Type != JTokenType.Null)
                            {
                                string odatanextLinkInstance = ((string)odatanextLinkValue);
                                result.NextLink = odatanextLinkInstance;
                            }
                        }
                    }
                    result.StatusCode = statusCode;

                    if (shouldTrace)
                    {
                        TracingAdapter.Exit(invocationId, result);
                    }
                    return(result);
                }
                finally
                {
                    if (httpResponse != null)
                    {
                        httpResponse.Dispose();
                    }
                }
            }
            finally
            {
                if (httpRequest != null)
                {
                    httpRequest.Dispose();
                }
            }
        }