text:
namespace Microsoft.Azure.Management.ResourceManager
{
    using Microsoft.Rest;
    using Microsoft.Rest.Azure;
    using Models;
    using Newtonsoft.Json;
    using System.Collections;
    using System.Collections.Generic;
    using System.Linq;
    using System.Net;
    using System.Net.Http;
    using System.Threading;
    using System.Threading.Tasks;

    /// <summary>
    /// PolicyDefinitionsOperations operations.
    /// </summary>
    internal partial class PolicyDefinitionsOperations : IServiceOperations<PolicyClient>, IPolicyDefinitionsOperations
    {
        /// <summary>
        /// Initializes a new instance of the PolicyDefinitionsOperations class.
        /// </summary>
        /// <param name='client'>
        /// Reference to the service client.
        /// </param>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        internal PolicyDefinitionsOperations(PolicyClient client)
        {
            if (client == null)
            {
                throw new System.ArgumentNullException("client");
            }
            Client = client;
        }

        /// <summary>
        /// Gets a reference to the PolicyClient
        /// </summary>
        public PolicyClient Client { get; private set; }

        /// <summary>
        /// Creates or updates a policy definition in a subscription.
        /// </summary>
        /// <remarks>
        /// This operation creates or updates a policy definition in the given
        /// subscription with the given name.
        /// </remarks>
        /// <param name='policyDefinitionName'>
        /// The name of the policy definition to create.
        /// </param>
        /// <param name='parameters'>
        /// The policy definition properties.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<PolicyDefinition>> CreateOrUpdateWithHttpMessagesAsync(string policyDefinitionName, PolicyDefinition parameters, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (policyDefinitionName == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "policyDefinitionName");
            }
            if (parameters == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "parameters");
            }
            if (Client.SubscriptionId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.SubscriptionId");
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("policyDefinitionName", policyDefinitionName);
                tracingParameters.Add("parameters", parameters);
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "CreateOrUpdate", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "subscriptions/{subscriptionId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}").ToString();
            _url = _url.Replace("{policyDefinitionName}", System.Uri.EscapeDataString(policyDefinitionName));
            _url = _url.Replace("{subscriptionId}", System.Uri.EscapeDataString(Client.SubscriptionId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("PUT");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            if(parameters != null)
            {
                _requestContent = Rest.Serialization.SafeJsonConvert.SerializeObject(parameters, Client.SerializationSettings);
                _httpRequest.Content = new StringContent(_requestContent, System.Text.Encoding.UTF8);
                _httpRequest.Content.Headers.ContentType =System.Net.Http.Headers.MediaTypeHeaderValue.Parse("application/json; charset=utf-8");
            }
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 201)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<PolicyDefinition>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 201)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<PolicyDefinition>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Deletes a policy definition in a subscription.
        /// </summary>
        /// <remarks>
        /// This operation deletes the policy definition in the given subscription with
        /// the given name.
        /// </remarks>
        /// <param name='policyDefinitionName'>
        /// The name of the policy definition to delete.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string policyDefinitionName, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (policyDefinitionName == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "policyDefinitionName");
            }
            if (Client.SubscriptionId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.SubscriptionId");
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("policyDefinitionName", policyDefinitionName);
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "Delete", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "subscriptions/{subscriptionId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}").ToString();
            _url = _url.Replace("{policyDefinitionName}", System.Uri.EscapeDataString(policyDefinitionName));
            _url = _url.Replace("{subscriptionId}", System.Uri.EscapeDataString(Client.SubscriptionId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("DELETE");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200 && (int)_statusCode != 204)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieves a policy definition in a subscription.
        /// </summary>
        /// <remarks>
        /// This operation retrieves the policy definition in the given subscription
        /// with the given name.
        /// </remarks>
        /// <param name='policyDefinitionName'>
        /// The name of the policy definition to get.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<PolicyDefinition>> GetWithHttpMessagesAsync(string policyDefinitionName, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (policyDefinitionName == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "policyDefinitionName");
            }
            if (Client.SubscriptionId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.SubscriptionId");
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("policyDefinitionName", policyDefinitionName);
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "Get", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "subscriptions/{subscriptionId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}").ToString();
            _url = _url.Replace("{policyDefinitionName}", System.Uri.EscapeDataString(policyDefinitionName));
            _url = _url.Replace("{subscriptionId}", System.Uri.EscapeDataString(Client.SubscriptionId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<PolicyDefinition>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<PolicyDefinition>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieves a built-in policy definition.
        /// </summary>
        /// <remarks>
        /// This operation retrieves the built-in policy definition with the given
        /// name.
        /// </remarks>
        /// <param name='policyDefinitionName'>
        /// The name of the built-in policy definition to get.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<PolicyDefinition>> GetBuiltInWithHttpMessagesAsync(string policyDefinitionName, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (policyDefinitionName == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "policyDefinitionName");
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("policyDefinitionName", policyDefinitionName);
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "GetBuiltIn", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}").ToString();
            _url = _url.Replace("{policyDefinitionName}", System.Uri.EscapeDataString(policyDefinitionName));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<PolicyDefinition>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<PolicyDefinition>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Creates or updates a policy definition in a management group.
        /// </summary>
        /// <remarks>
        /// This operation creates or updates a policy definition in the given
        /// management group with the given name.
        /// </remarks>
        /// <param name='policyDefinitionName'>
        /// The name of the policy definition to create.
        /// </param>
        /// <param name='parameters'>
        /// The policy definition properties.
        /// </param>
        /// <param name='managementGroupId'>
        /// The ID of the management group.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<PolicyDefinition>> CreateOrUpdateAtManagementGroupWithHttpMessagesAsync(string policyDefinitionName, PolicyDefinition parameters, string managementGroupId, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (policyDefinitionName == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "policyDefinitionName");
            }
            if (parameters == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "parameters");
            }
            if (managementGroupId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "managementGroupId");
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("policyDefinitionName", policyDefinitionName);
                tracingParameters.Add("parameters", parameters);
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("managementGroupId", managementGroupId);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "CreateOrUpdateAtManagementGroup", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "providers/Microsoft.Management/managementGroups/{managementGroupId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}").ToString();
            _url = _url.Replace("{policyDefinitionName}", System.Uri.EscapeDataString(policyDefinitionName));
            _url = _url.Replace("{managementGroupId}", System.Uri.EscapeDataString(managementGroupId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("PUT");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            if(parameters != null)
            {
                _requestContent = Rest.Serialization.SafeJsonConvert.SerializeObject(parameters, Client.SerializationSettings);
                _httpRequest.Content = new StringContent(_requestContent, System.Text.Encoding.UTF8);
                _httpRequest.Content.Headers.ContentType =System.Net.Http.Headers.MediaTypeHeaderValue.Parse("application/json; charset=utf-8");
            }
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 201)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<PolicyDefinition>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 201)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<PolicyDefinition>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Deletes a policy definition in a management group.
        /// </summary>
        /// <remarks>
        /// This operation deletes the policy definition in the given management group
        /// with the given name.
        /// </remarks>
        /// <param name='policyDefinitionName'>
        /// The name of the policy definition to delete.
        /// </param>
        /// <param name='managementGroupId'>
        /// The ID of the management group.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse> DeleteAtManagementGroupWithHttpMessagesAsync(string policyDefinitionName, string managementGroupId, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (policyDefinitionName == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "policyDefinitionName");
            }
            if (managementGroupId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "managementGroupId");
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("policyDefinitionName", policyDefinitionName);
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("managementGroupId", managementGroupId);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "DeleteAtManagementGroup", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "providers/Microsoft.Management/managementGroups/{managementGroupId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}").ToString();
            _url = _url.Replace("{policyDefinitionName}", System.Uri.EscapeDataString(policyDefinitionName));
            _url = _url.Replace("{managementGroupId}", System.Uri.EscapeDataString(managementGroupId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("DELETE");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200 && (int)_statusCode != 204)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieve a policy definition in a management group.
        /// </summary>
        /// <remarks>
        /// This operation retrieves the policy definition in the given management
        /// group with the given name.
        /// </remarks>
        /// <param name='policyDefinitionName'>
        /// The name of the policy definition to get.
        /// </param>
        /// <param name='managementGroupId'>
        /// The ID of the management group.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<PolicyDefinition>> GetAtManagementGroupWithHttpMessagesAsync(string policyDefinitionName, string managementGroupId, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (policyDefinitionName == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "policyDefinitionName");
            }
            if (managementGroupId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "managementGroupId");
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("policyDefinitionName", policyDefinitionName);
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("managementGroupId", managementGroupId);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "GetAtManagementGroup", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "providers/Microsoft.Management/managementGroups/{managementGroupId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}").ToString();
            _url = _url.Replace("{policyDefinitionName}", System.Uri.EscapeDataString(policyDefinitionName));
            _url = _url.Replace("{managementGroupId}", System.Uri.EscapeDataString(managementGroupId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<PolicyDefinition>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<PolicyDefinition>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieves policy definitions in a subscription
        /// </summary>
        /// <remarks>
        /// This operation retrieves a list of all the policy definitions in a given
        /// subscription that match the optional given $filter. Valid values for
        /// $filter are: 'atExactScope()', 'policyType -eq {value}' or 'category eq
        /// '{value}''. If $filter is not provided, the unfiltered list includes all
        /// policy definitions associated with the subscription, including those that
        /// apply directly or from management groups that contain the given
        /// subscription. If $filter=atExactScope() is provided, the returned list only
        /// includes all policy definitions that at the given subscription. If
        /// $filter='policyType -eq {value}' is provided, the returned list only
        /// includes all policy definitions whose type match the {value}. Possible
        /// policyType values are NotSpecified, BuiltIn, Custom, and Static. If
        /// $filter='category -eq {value}' is provided, the returned list only includes
        /// all policy definitions whose category match the {value}.
        /// </remarks>
        /// <param name='filter'>
        /// The filter to apply on the operation. Valid values for $filter are:
        /// 'atExactScope()', 'policyType -eq {value}' or 'category eq '{value}''. If
        /// $filter is not provided, no filtering is performed. If
        /// $filter=atExactScope() is provided, the returned list only includes all
        /// policy definitions that at the given scope. If $filter='policyType -eq
        /// {value}' is provided, the returned list only includes all policy
        /// definitions whose type match the {value}. Possible policyType values are
        /// NotSpecified, BuiltIn, Custom, and Static. If $filter='category -eq
        /// {value}' is provided, the returned list only includes all policy
        /// definitions whose category match the {value}.
        /// </param>
        /// <param name='top'>
        /// Maximum number of records to return. When the $top filter is not provided,
        /// it will return 500 records.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<IPage<PolicyDefinition>>> ListWithHttpMessagesAsync(string filter = default(string), int? top = default(int?), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (Client.SubscriptionId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.SubscriptionId");
            }
            if (top > 1000)
            {
                throw new ValidationException(ValidationRules.InclusiveMaximum, "top", 1000);
            }
            if (top < 1)
            {
                throw new ValidationException(ValidationRules.InclusiveMinimum, "top", 1);
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("filter", filter);
                tracingParameters.Add("top", top);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "List", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "subscriptions/{subscriptionId}/providers/Microsoft.Authorization/policyDefinitions").ToString();
            _url = _url.Replace("{subscriptionId}", System.Uri.EscapeDataString(Client.SubscriptionId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (filter != null)
            {
                _queryParameters.Add(string.Format("$filter={0}", filter));
            }
            if (top != null)
            {
                _queryParameters.Add(string.Format("$top={0}", System.Uri.EscapeDataString(Rest.Serialization.SafeJsonConvert.SerializeObject(top, Client.SerializationSettings).Trim('"'))));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<IPage<PolicyDefinition>>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<PolicyDefinition>>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieve built-in policy definitions
        /// </summary>
        /// <remarks>
        /// This operation retrieves a list of all the built-in policy definitions that
        /// match the optional given $filter. If $filter='policyType -eq {value}' is
        /// provided, the returned list only includes all built-in policy definitions
        /// whose type match the {value}. Possible policyType values are NotSpecified,
        /// BuiltIn, Custom, and Static. If $filter='category -eq {value}' is provided,
        /// the returned list only includes all built-in policy definitions whose
        /// category match the {value}.
        /// </remarks>
        /// <param name='filter'>
        /// The filter to apply on the operation. Valid values for $filter are:
        /// 'atExactScope()', 'policyType -eq {value}' or 'category eq '{value}''. If
        /// $filter is not provided, no filtering is performed. If
        /// $filter=atExactScope() is provided, the returned list only includes all
        /// policy definitions that at the given scope. If $filter='policyType -eq
        /// {value}' is provided, the returned list only includes all policy
        /// definitions whose type match the {value}. Possible policyType values are
        /// NotSpecified, BuiltIn, Custom, and Static. If $filter='category -eq
        /// {value}' is provided, the returned list only includes all policy
        /// definitions whose category match the {value}.
        /// </param>
        /// <param name='top'>
        /// Maximum number of records to return. When the $top filter is not provided,
        /// it will return 500 records.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<IPage<PolicyDefinition>>> ListBuiltInWithHttpMessagesAsync(string filter = default(string), int? top = default(int?), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (top > 1000)
            {
                throw new ValidationException(ValidationRules.InclusiveMaximum, "top", 1000);
            }
            if (top < 1)
            {
                throw new ValidationException(ValidationRules.InclusiveMinimum, "top", 1);
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("filter", filter);
                tracingParameters.Add("top", top);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "ListBuiltIn", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "providers/Microsoft.Authorization/policyDefinitions").ToString();
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (filter != null)
            {
                _queryParameters.Add(string.Format("$filter={0}", filter));
            }
            if (top != null)
            {
                _queryParameters.Add(string.Format("$top={0}", System.Uri.EscapeDataString(Rest.Serialization.SafeJsonConvert.SerializeObject(top, Client.SerializationSettings).Trim('"'))));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<IPage<PolicyDefinition>>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<PolicyDefinition>>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieve policy definitions in a management group
        /// </summary>
        /// <remarks>
        /// This operation retrieves a list of all the policy definitions in a given
        /// management group that match the optional given $filter. Valid values for
        /// $filter are: 'atExactScope()', 'policyType -eq {value}' or 'category eq
        /// '{value}''. If $filter is not provided, the unfiltered list includes all
        /// policy definitions associated with the management group, including those
        /// that apply directly or from management groups that contain the given
        /// management group. If $filter=atExactScope() is provided, the returned list
        /// only includes all policy definitions that at the given management group. If
        /// $filter='policyType -eq {value}' is provided, the returned list only
        /// includes all policy definitions whose type match the {value}. Possible
        /// policyType values are NotSpecified, BuiltIn, Custom, and Static. If
        /// $filter='category -eq {value}' is provided, the returned list only includes
        /// all policy definitions whose category match the {value}.
        /// </remarks>
        /// <param name='managementGroupId'>
        /// The ID of the management group.
        /// </param>
        /// <param name='filter'>
        /// The filter to apply on the operation. Valid values for $filter are:
        /// 'atExactScope()', 'policyType -eq {value}' or 'category eq '{value}''. If
        /// $filter is not provided, no filtering is performed. If
        /// $filter=atExactScope() is provided, the returned list only includes all
        /// policy definitions that at the given scope. If $filter='policyType -eq
        /// {value}' is provided, the returned list only includes all policy
        /// definitions whose type match the {value}. Possible policyType values are
        /// NotSpecified, BuiltIn, Custom, and Static. If $filter='category -eq
        /// {value}' is provided, the returned list only includes all policy
        /// definitions whose category match the {value}.
        /// </param>
        /// <param name='top'>
        /// Maximum number of records to return. When the $top filter is not provided,
        /// it will return 500 records.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<IPage<PolicyDefinition>>> ListByManagementGroupWithHttpMessagesAsync(string managementGroupId, string filter = default(string), int? top = default(int?), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (managementGroupId == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "managementGroupId");
            }
            if (top > 1000)
            {
                throw new ValidationException(ValidationRules.InclusiveMaximum, "top", 1000);
            }
            if (top < 1)
            {
                throw new ValidationException(ValidationRules.InclusiveMinimum, "top", 1);
            }
            string apiVersion = "2020-09-01";
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("apiVersion", apiVersion);
                tracingParameters.Add("managementGroupId", managementGroupId);
                tracingParameters.Add("filter", filter);
                tracingParameters.Add("top", top);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "ListByManagementGroup", tracingParameters);
            }
            // Construct URL
            var _baseUrl = Client.BaseUri.AbsoluteUri;
            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "providers/Microsoft.Management/managementGroups/{managementGroupId}/providers/Microsoft.Authorization/policyDefinitions").ToString();
            _url = _url.Replace("{managementGroupId}", System.Uri.EscapeDataString(managementGroupId));
            List<string> _queryParameters = new List<string>();
            if (apiVersion != null)
            {
                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(apiVersion)));
            }
            if (filter != null)
            {
                _queryParameters.Add(string.Format("$filter={0}", filter));
            }
            if (top != null)
            {
                _queryParameters.Add(string.Format("$top={0}", System.Uri.EscapeDataString(Rest.Serialization.SafeJsonConvert.SerializeObject(top, Client.SerializationSettings).Trim('"'))));
            }
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<IPage<PolicyDefinition>>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<PolicyDefinition>>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieves policy definitions in a subscription
        /// </summary>
        /// <remarks>
        /// This operation retrieves a list of all the policy definitions in a given
        /// subscription that match the optional given $filter. Valid values for
        /// $filter are: 'atExactScope()', 'policyType -eq {value}' or 'category eq
        /// '{value}''. If $filter is not provided, the unfiltered list includes all
        /// policy definitions associated with the subscription, including those that
        /// apply directly or from management groups that contain the given
        /// subscription. If $filter=atExactScope() is provided, the returned list only
        /// includes all policy definitions that at the given subscription. If
        /// $filter='policyType -eq {value}' is provided, the returned list only
        /// includes all policy definitions whose type match the {value}. Possible
        /// policyType values are NotSpecified, BuiltIn, Custom, and Static. If
        /// $filter='category -eq {value}' is provided, the returned list only includes
        /// all policy definitions whose category match the {value}.
        /// </remarks>
        /// <param name='nextPageLink'>
        /// The NextLink from the previous successful call to List operation.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<IPage<PolicyDefinition>>> ListNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (nextPageLink == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "nextPageLink");
            }
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("nextPageLink", nextPageLink);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "ListNext", tracingParameters);
            }
            // Construct URL
            string _url = "{nextLink}";
            _url = _url.Replace("{nextLink}", nextPageLink);
            List<string> _queryParameters = new List<string>();
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<IPage<PolicyDefinition>>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<PolicyDefinition>>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieve built-in policy definitions
        /// </summary>
        /// <remarks>
        /// This operation retrieves a list of all the built-in policy definitions that
        /// match the optional given $filter. If $filter='policyType -eq {value}' is
        /// provided, the returned list only includes all built-in policy definitions
        /// whose type match the {value}. Possible policyType values are NotSpecified,
        /// BuiltIn, Custom, and Static. If $filter='category -eq {value}' is provided,
        /// the returned list only includes all built-in policy definitions whose
        /// category match the {value}.
        /// </remarks>
        /// <param name='nextPageLink'>
        /// The NextLink from the previous successful call to List operation.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<IPage<PolicyDefinition>>> ListBuiltInNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (nextPageLink == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "nextPageLink");
            }
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("nextPageLink", nextPageLink);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "ListBuiltInNext", tracingParameters);
            }
            // Construct URL
            string _url = "{nextLink}";
            _url = _url.Replace("{nextLink}", nextPageLink);
            List<string> _queryParameters = new List<string>();
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<IPage<PolicyDefinition>>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<PolicyDefinition>>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

        /// <summary>
        /// Retrieve policy definitions in a management group
        /// </summary>
        /// <remarks>
        /// This operation retrieves a list of all the policy definitions in a given
        /// management group that match the optional given $filter. Valid values for
        /// $filter are: 'atExactScope()', 'policyType -eq {value}' or 'category eq
        /// '{value}''. If $filter is not provided, the unfiltered list includes all
        /// policy definitions associated with the management group, including those
        /// that apply directly or from management groups that contain the given
        /// management group. If $filter=atExactScope() is provided, the returned list
        /// only includes all policy definitions that at the given management group. If
        /// $filter='policyType -eq {value}' is provided, the returned list only
        /// includes all policy definitions whose type match the {value}. Possible
        /// policyType values are NotSpecified, BuiltIn, Custom, and Static. If
        /// $filter='category -eq {value}' is provided, the returned list only includes
        /// all policy definitions whose category match the {value}.
        /// </remarks>
        /// <param name='nextPageLink'>
        /// The NextLink from the previous successful call to List operation.
        /// </param>
        /// <param name='customHeaders'>
        /// Headers that will be added to request.
        /// </param>
        /// <param name='cancellationToken'>
        /// The cancellation token.
        /// </param>
        /// <exception cref="CloudException">
        /// Thrown when the operation returned an invalid status code
        /// </exception>
        /// <exception cref="SerializationException">
        /// Thrown when unable to deserialize the response
        /// </exception>
        /// <exception cref="ValidationException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <exception cref="System.ArgumentNullException">
        /// Thrown when a required parameter is null
        /// </exception>
        /// <return>
        /// A response object containing the response body and response headers.
        /// </return>
        public async Task<AzureOperationResponse<IPage<PolicyDefinition>>> ListByManagementGroupNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
        {
            if (nextPageLink == null)
            {
                throw new ValidationException(ValidationRules.CannotBeNull, "nextPageLink");
            }
            // Tracing
            bool _shouldTrace = ServiceClientTracing.IsEnabled;
            string _invocationId = null;
            if (_shouldTrace)
            {
                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                tracingParameters.Add("nextPageLink", nextPageLink);
                tracingParameters.Add("cancellationToken", cancellationToken);
                ServiceClientTracing.Enter(_invocationId, this, "ListByManagementGroupNext", tracingParameters);
            }
            // Construct URL
            string _url = "{nextLink}";
            _url = _url.Replace("{nextLink}", nextPageLink);
            List<string> _queryParameters = new List<string>();
            if (_queryParameters.Count > 0)
            {
                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
            }
            // Create HTTP transport objects
            var _httpRequest = new HttpRequestMessage();
            HttpResponseMessage _httpResponse = null;
            _httpRequest.Method = new HttpMethod("GET");
            _httpRequest.RequestUri = new System.Uri(_url);
            // Set Headers
            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
            {
                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
            }
            if (Client.AcceptLanguage != null)
            {
                if (_httpRequest.Headers.Contains("accept-language"))
                {
                    _httpRequest.Headers.Remove("accept-language");
                }
                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
            }

            if (customHeaders != null)
            {
                foreach(var _header in customHeaders)
                {
                    if (_httpRequest.Headers.Contains(_header.Key))
                    {
                        _httpRequest.Headers.Remove(_header.Key);
                    }
                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
                }
            }

            // Serialize Request
            string _requestContent = null;
            // Set Credentials
            if (Client.Credentials != null)
            {
                cancellationToken.ThrowIfCancellationRequested();
                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            }
            // Send Request
            if (_shouldTrace)
            {
                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
            }
            cancellationToken.ThrowIfCancellationRequested();
            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
            if (_shouldTrace)
            {
                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
            }
            HttpStatusCode _statusCode = _httpResponse.StatusCode;
            cancellationToken.ThrowIfCancellationRequested();
            string _responseContent = null;
            if ((int)_statusCode != 200)
            {
                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
                try
                {
                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
                    if (_errorBody != null)
                    {
                        ex = new CloudException(_errorBody.Message);
                        ex.Body = _errorBody;
                    }
                }
                catch (JsonException)
                {
                    // Ignore the exception
                }
                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
                if (_httpResponse.Headers.Contains("x-ms-request-id"))
                {
                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                }
                if (_shouldTrace)
                {
                    ServiceClientTracing.Error(_invocationId, ex);
                }
                _httpRequest.Dispose();
                if (_httpResponse != null)
                {
                    _httpResponse.Dispose();
                }
                throw ex;
            }
            // Create Result
            var _result = new AzureOperationResponse<IPage<PolicyDefinition>>();
            _result.Request = _httpRequest;
            _result.Response = _httpResponse;
            if (_httpResponse.Headers.Contains("x-ms-request-id"))
            {
                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
            }
            // Deserialize Response
            if ((int)_statusCode == 200)
            {
                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
                try
                {
                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<PolicyDefinition>>(_responseContent, Client.DeserializationSettings);
                }
                catch (JsonException ex)
                {
                    _httpRequest.Dispose();
                    if (_httpResponse != null)
                    {
                        _httpResponse.Dispose();
                    }
                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
                }
            }
            if (_shouldTrace)
            {
                ServiceClientTracing.Exit(_invocationId, _result);
            }
            return _result;
        }

    }
}