public static bool ContainsExpectedServicePrincipalErrorDetails(IList <SecurityPrincipalOperationErrorDetails> expectedResult, IList <SecurityPrincipalOperationErrorDetails> errorList)
        {
            bool isIdentical = false;
            IList <SecurityPrincipalOperationErrorDetails> actualResult = new List <SecurityPrincipalOperationErrorDetails>(errorList);

            foreach (SecurityPrincipalOperationErrorDetails expected in expectedResult)
            {
                int i = 0;

                while (i < actualResult.Count)
                {
                    bool found = false;
                    SecurityPrincipalOperationErrorDetails actual = actualResult[i];
                    found  = expected.Error == actual.Error;
                    found &= expected.SecurityPrincipal == actual.SecurityPrincipal;
                    if (found)
                    {
                        isIdentical = found;
                        break;
                    }

                    i++;
                }

                if (isIdentical && actualResult.Count > 0)
                {
                    actualResult.RemoveAt(i);
                }
                else if (actualResult.Count > 0)
                {
                    return(false);
                }
            }

            return(isIdentical);
        }
        /// <summary>
        /// Adds a list of principals to the given collection.
        /// </summary>
        /// <param name='collectionName'>
        /// Required. The RemoteApp collection name.
        /// </param>
        /// <param name='securityPrincipalList'>
        /// Required. A list of RemoteApp principals to add.
        /// </param>
        /// <param name='cancellationToken'>
        /// Cancellation token.
        /// </param>
        /// <returns>
        /// The response for the collection user operation.
        /// </returns>
        public async Task <SecurityPrincipalOperationsResult> AddAsync(string collectionName, SecurityPrincipalList securityPrincipalList, CancellationToken cancellationToken)
        {
            // Validate
            if (collectionName == null)
            {
                throw new ArgumentNullException("collectionName");
            }
            if (securityPrincipalList == null)
            {
                throw new ArgumentNullException("securityPrincipalList");
            }
            if (securityPrincipalList.SecurityPrincipals != null)
            {
                foreach (SecurityPrincipal securityPrincipalsParameterItem in securityPrincipalList.SecurityPrincipals)
                {
                    if (securityPrincipalsParameterItem.Name == null)
                    {
                        throw new ArgumentNullException("securityPrincipalList.SecurityPrincipals.Name");
                    }
                }
            }

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

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

            // Construct URL
            string url = "";

            url = url + "/";
            if (this.Client.Credentials.SubscriptionId != null)
            {
                url = url + Uri.EscapeDataString(this.Client.Credentials.SubscriptionId);
            }
            url = url + "/services/";
            if (this.Client.RdfeNamespace != null)
            {
                url = url + Uri.EscapeDataString(this.Client.RdfeNamespace);
            }
            url = url + "/collections/";
            url = url + Uri.EscapeDataString(collectionName);
            url = url + "/securityPrincipals";
            List <string> queryParameters = new List <string>();

            queryParameters.Add("api-version=2014-09-01");
            if (queryParameters.Count > 0)
            {
                url = url + "?" + string.Join("&", queryParameters);
            }
            string baseUrl = this.Client.BaseUri.AbsoluteUri;

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

            // Create HTTP transport objects
            HttpRequestMessage httpRequest = null;

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

                // Set Headers
                httpRequest.Headers.Add("Accept", "application/json; charset=utf-8");
                httpRequest.Headers.Add("x-ms-version", "2014-08-01");

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

                // Serialize Request
                string requestContent = null;
                JToken requestDoc     = null;

                if (securityPrincipalList.SecurityPrincipals != null)
                {
                    if (securityPrincipalList.SecurityPrincipals is ILazyCollection == false || ((ILazyCollection)securityPrincipalList.SecurityPrincipals).IsInitialized)
                    {
                        JArray securityPrincipalsArray = new JArray();
                        foreach (SecurityPrincipal securityPrincipalsItem in securityPrincipalList.SecurityPrincipals)
                        {
                            JObject securityPrincipalValue = new JObject();
                            securityPrincipalsArray.Add(securityPrincipalValue);

                            securityPrincipalValue["SecurityPrincipalType"] = ((int)securityPrincipalsItem.SecurityPrincipalType);

                            securityPrincipalValue["UserIdType"] = ((int)securityPrincipalsItem.UserIdType);

                            securityPrincipalValue["Name"] = securityPrincipalsItem.Name;

                            if (securityPrincipalsItem.AadObjectId != null)
                            {
                                securityPrincipalValue["AadObjectId"] = securityPrincipalsItem.AadObjectId;
                            }

                            if (securityPrincipalsItem.Description != null)
                            {
                                securityPrincipalValue["Description"] = securityPrincipalsItem.Description;
                            }
                        }
                        requestDoc = securityPrincipalsArray;
                    }
                }

                requestContent      = requestDoc.ToString(Newtonsoft.Json.Formatting.Indented);
                httpRequest.Content = new StringContent(requestContent, Encoding.UTF8);
                httpRequest.Content.Headers.ContentType = MediaTypeHeaderValue.Parse("application/json; charset=utf-8");

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

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

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

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

                        if (responseDoc != null && responseDoc.Type != JTokenType.Null)
                        {
                            JToken failedSecurityPrincipalsArray = responseDoc["FailedSecurityPrincipals"];
                            if (failedSecurityPrincipalsArray != null && failedSecurityPrincipalsArray.Type != JTokenType.Null)
                            {
                                foreach (JToken failedSecurityPrincipalsValue in ((JArray)failedSecurityPrincipalsArray))
                                {
                                    SecurityPrincipalOperationErrorDetails securityPrincipalOperationErrorDetailsInstance = new SecurityPrincipalOperationErrorDetails();
                                    result.Errors.Add(securityPrincipalOperationErrorDetailsInstance);

                                    JToken securityPrincipalValue2 = failedSecurityPrincipalsValue["SecurityPrincipal"];
                                    if (securityPrincipalValue2 != null && securityPrincipalValue2.Type != JTokenType.Null)
                                    {
                                        string securityPrincipalInstance = ((string)securityPrincipalValue2);
                                        securityPrincipalOperationErrorDetailsInstance.SecurityPrincipal = securityPrincipalInstance;
                                    }

                                    JToken errorValue = failedSecurityPrincipalsValue["Error"];
                                    if (errorValue != null && errorValue.Type != JTokenType.Null)
                                    {
                                        SecurityPrincipalOperationError errorInstance = ((SecurityPrincipalOperationError)(((int)errorValue)));
                                        securityPrincipalOperationErrorDetailsInstance.Error = errorInstance;
                                    }

                                    JToken errorDetailsValue = failedSecurityPrincipalsValue["ErrorDetails"];
                                    if (errorDetailsValue != null && errorDetailsValue.Type != JTokenType.Null)
                                    {
                                        string errorDetailsInstance = ((string)errorDetailsValue);
                                        securityPrincipalOperationErrorDetailsInstance.ErrorDetails = errorDetailsInstance;
                                    }
                                }
                            }

                            JToken trackingIdValue = responseDoc["TrackingId"];
                            if (trackingIdValue != null && trackingIdValue.Type != JTokenType.Null)
                            {
                                string trackingIdInstance = ((string)trackingIdValue);
                                result.TrackingId = trackingIdInstance;
                            }
                        }
                    }
                    result.StatusCode = statusCode;
                    if (httpResponse.Headers.Contains("x-ms-request-id"))
                    {
                        result.RequestId = httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
                    }
                    if (httpResponse.Headers.Contains("x-remoteapp-operation-tracking-id"))
                    {
                        result.TrackingId = httpResponse.Headers.GetValues("x-remoteapp-operation-tracking-id").FirstOrDefault();
                    }

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