Esempio n. 1
0
        /// <summary>
        /// Asynchronously tries to perform the refresh request.
        /// </summary>
        /// <param name="security">The security.</param>
        /// <param name="conversationId">The conversation identifier.</param>
        /// <returns>The SOAP result of the Ping response.</returns>
        public async Task <SoapResult <OTA_PingRS> > TryRefreshAsync(Security security, string conversationId)
        {
            OTA_PingRQ request = this.soapServiceFactory.CreatePingRequest();
            SWSService service = this.soapServiceFactory.CreatePingService(conversationId, security);
            var        source  = new TaskCompletionSource <SoapResult <OTA_PingRS> >();

            service.OTA_PingRQCompleted += (s, e) =>
            {
                if (SoapHelper.HandleErrors(e, source))
                {
                    if (e.Result.Items.Any())
                    {
                        ErrorsType error = e.Result.Items[0] as ErrorsType;
                        if (error != null && error.Error != null && error.Error.Length > 0)
                        {
                            source.TrySetResult(SoapResult <OTA_PingRS> .Error(error.Error.First()));
                            return;
                        }
                    }

                    source.TrySetResult(SoapResult <OTA_PingRS> .Success(e.Result));
                }
            };
            service.OTA_PingRQAsync(request);
            return(await source.Task);
        }
Esempio n. 2
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        /// <summary>
        /// Handles the errors in asynchronous calls.
        /// If an error has occurred, sets a result in the task completion source containing information about the problem:
        /// either the Exception that has occurred or the cancellation flag.
        /// </summary>
        /// <typeparam name="TResult">The type of the result.</typeparam>
        /// <param name="args">The <see cref="AsyncCompletedEventArgs"/> instance containing the event data.</param>
        /// <param name="source">The <see cref="TaskCompletionSource"/> instance related to the SOAP result.</param>
        /// <returns><c>true</c> if no errors have occurred; otherwise <c>false</c></returns>
        public static bool HandleErrors <TResult>(AsyncCompletedEventArgs args, TaskCompletionSource <SoapResult <TResult> > source)
        {
            if (args.Error != null)
            {
                source.TrySetResult(SoapResult <TResult> .Error(args.Error));
                return(false);
            }
            else if (args.Cancelled)
            {
                source.TrySetResult(SoapResult <TResult> .Cancelled());
                return(false);
            }

            return(true);
        }
Esempio n. 3
0
        /// <summary>
        /// Creates a new session asynchronously.
        /// </summary>
        /// <param name="conversationId">The conversation identifier.</param>
        /// <returns>The SOAP result containing the SessionCreate response.</returns>
        public async Task <SoapResult <SessionCreateRS> > CreateSessionAsync(string conversationId)
        {
            SessionCreateRQ        request = this.soapServiceFactory.CreateSessionCreateRequest();
            SessionCreateRQService service = this.soapServiceFactory.CreateSessionCreateService(conversationId);

            // This is an asynchronous SOAP call.
            // We need to convert event-based asynchrous call to task-based one.
            // The event is triggered when the action is completed.
            // Then it sets the result and ends the task.
            var source = new TaskCompletionSource <SoapResult <SessionCreateRS> >();

            service.SessionCreateRQCompleted += (s, e) =>
            {
                if (SoapHelper.HandleErrors(e, source))
                {
                    source.TrySetResult(SoapResult <SessionCreateRS> .Success(e.Result, service.SecurityValue));
                }
            };
            service.SessionCreateRQAsync(request);

            // Return the asynchronous task.
            return(await source.Task);
        }