private async Task <Tuple <TelemetryManifest, long> > ReadAndParseManifest(BehaviorOnStale staleBehavior)
{
//IL_000a: Unknown result type (might be due to invalid IL or missing references)
//IL_000b: Unknown result type (might be due to invalid IL or missing references)
Stream stream = await remoteControlClient.ReadFileAsync(staleBehavior).ConfigureAwait(false);
if (stream == null)
{
return(new Tuple <TelemetryManifest, long>(null, 0L));
}
using (StreamReader streamReader = new StreamReader(stream))
{
_ = 1;
try
{
return(new Tuple <TelemetryManifest, long>((TelemetryManifest)(await manifestParser.ParseAsync(streamReader).ConfigureAwait(false)), stream.Length));
}
catch (Exception ex)
{
if (ex is IOException || ex is ThreadAbortException)
{
return(new Tuple <TelemetryManifest, long>(null, 0L));
}
throw;
}
}
}
private async Task Check(BehaviorOnStale staleBehavior, CancellationToken token = default(CancellationToken))
{
//IL_000a: Unknown result type (might be due to invalid IL or missing references)
//IL_000b: Unknown result type (might be due to invalid IL or missing references)
try
{
await LoadManifest(staleBehavior, token).ConfigureAwait(false);
}
catch (TelemetryManifestParserException ex)
{
if (!token.IsCancellationRequested)
{
List <string> list = new List <string>();
for (Exception innerException = ex.InnerException; innerException != null; innerException = innerException.InnerException)
{
list.Add(innerException.Message);
}
OnUpdateTelemetryManifestStatusEvent(new TelemetryManifestEventArgs(null));
InstrumentLoad(null, 0L, ex.Message, (list.Count > 0) ? StringExtensions.Join((IEnumerable <string>)list, ";") : null, 0.0);
}
}
catch (Exception exceptionObject)
{
FaultEvent faultEvent = new FaultEvent("VS/Telemetry/InternalFault", $"LoadManifest ManifestManager.Check", exceptionObject)
{
PostThisEventToTelemetry = false
};
faultEvent.AddProcessDump(Process.GetCurrentProcess().Id);
mainSession.PostEvent(faultEvent);
}
}
/// <summary>
/// Reads the settings file based on the <paramref name="staleBehavior" /> specified.
/// </summary>
/// <param name="staleBehavior">See <see cref="T:Coding4Fun.VisualStudio.RemoteControl.BehaviorOnStale" /> for details about each possible setting.
/// In most cases use the BehaviorOnStale.ReturnStale setting.</param>
/// <returns>A Stream that can be used to read the setting file. !Callers must call Dispose on this stream
/// object returned. Or Null is returned in case of failure to get the file (or if server returned
/// NotFound).</returns>
public Stream ReadFile(BehaviorOnStale staleBehavior)
{
if (isDisabled)
{
return(null);
}
if (isDisposed)
{
throw new ObjectDisposedException("RemoteControlClient");
}
return(ReadFileAsync(staleBehavior).Result);
}
private async Task LoadManifest(BehaviorOnStale staleBehavior, CancellationToken token = default(CancellationToken))
{
//IL_000a: Unknown result type (might be due to invalid IL or missing references)
//IL_000b: Unknown result type (might be due to invalid IL or missing references)
Stopwatch watch = Stopwatch.StartNew();
Tuple <TelemetryManifest, long> tuple = await ReadAndParseManifest(staleBehavior).ConfigureAwait(false);
watch.Stop();
if (!token.IsCancellationRequested && (CurrentManifest == null || (tuple.Item1 != null && !(CurrentManifest.Version == tuple.Item1.Version))))
{
string message = "Manifest is null";
if (tuple.Item1 != null)
{
CurrentManifest = tuple.Item1;
message = null;
}
OnUpdateTelemetryManifestStatusEvent(new TelemetryManifestEventArgs(tuple.Item1));
InstrumentLoad(tuple.Item1, tuple.Item2, message, null, watch.ElapsedMilliseconds);
}
}
/// <summary>
/// Reads the settings file based on the <paramref name="staleBehavior" /> specified. This is the Async version
/// of ReadFile method.
/// </summary>
/// <param name="staleBehavior">See <see cref="T:Coding4Fun.VisualStudio.RemoteControl.BehaviorOnStale" /> for details about each possible setting.
/// In most cases use the BehaviorOnStale.ReturnStale setting.</param>
/// <returns>A Stream that can be used to read the setting file. !Callers must call Dispose on this stream
/// object returned. Or Null is returned in case of failure to get the file (or if server returned
/// NotFound).</returns>
public async Task <Stream> ReadFileAsync(BehaviorOnStale staleBehavior)
{
if (isDisabled)
{
return(null);
}
if (isDisposed)
{
throw new ObjectDisposedException("RemoteControlClient");
}
if (Uri.IsLocalFile)
{
return((await ReadFileFromLocalAsync().ConfigureAwait(false)).RespStream);
}
switch (staleBehavior)
{
case BehaviorOnStale.ReturnStale:
return((await GetFileAndInstrumentAsync().ConfigureAwait(false)).RespStream);
case BehaviorOnStale.ReturnNull:
{
GetFileResult getFileResult = await GetFileAndInstrumentAsync().ConfigureAwait(false);
if (IsStale(getFileResult))
{
return(getFileResult.RespStream);
}
getFileResult.Dispose();
return(null);
}
case BehaviorOnStale.ForceDownload:
return((await GetFileAndInstrumentAsync(true).ConfigureAwait(false)).RespStream);
default:
return(null);
}
}
