public override void Cancel(string reason, SpeechIdentifier.CancelCallback callback)
{
if (IsSessionOpen && !IsSessionClosing)
{
IsSessionClosing = true;
IdentifyResults.Clear();
Content.Clear();
if (string.IsNullOrEmpty(reason))
{
reason = "Unknown";
}
else
{
reason = reason.Replace(' ', '-').Substring(0, System.Math.Min(reason.Length, 64));
}
Uri uri = Configuration.Server.BuildEndpoint(URI_PATH_CANCEL, reason);
Logger?.LogDebug("SpeechIdentifier_HttpClient_Version1.Cancel(callback): URI: " + uri.ToString());
using (var request = BuildRequest(CallMode.Cancel, uri))
{
var task = mHttpClient.SendAsync(request).ContinueWith((requestTask) => {
if (requestTask.IsFaulted)
{
IdentifyResult = SpeechIdentifier.Result.Timeout;
Logger?.LogError(requestTask.Exception);
callback?.Invoke();
return;
}
HandleResponse(CallMode.Cancel, request, requestTask.Result).ContinueWith((responseTask) => {
if (responseTask.IsFaulted)
{
IdentifyResult = SpeechIdentifier.Result.Timeout;
Logger?.LogError(responseTask.Exception);
callback?.Invoke();
return;
}
callback?.Invoke();
});
});
if (task.IsFaulted)
{
IdentifyResult = SpeechIdentifier.Result.Timeout;
Logger?.LogError(task.Exception);
callback?.Invoke();
}
return;
}
}
IdentifyResult = SpeechIdentifier.Result.Invalid;
callback?.Invoke();
}
public abstract void Cancel(string reason, SpeechIdentifier.CancelCallback callback);
