private async Task DisposeMessageAsync(string lockToken, AmqpIoTDisposeActions outcome, CancellationToken cancellationToken)
{
if (Logging.IsEnabled)
{
Logging.Enter(this, outcome, $"{nameof(DisposeMessageAsync)}");
}
AmqpIoTOutcome disposeOutcome;
try
{
// Currently, the same mechanism is used for sending feedback for C2D messages and events received by modules.
// However, devices only support C2D messages (they cannot receive events), and modules only support receiving events
// (they cannot receive C2D messages). So we use this to distinguish whether to dispose the message (i.e. send outcome on)
// the DeviceBoundReceivingLink or the EventsReceivingLink.
// If this changes (i.e. modules are able to receive C2D messages, or devices are able to receive telemetry), this logic
// will have to be updated.
disposeOutcome = await _amqpUnit.DisposeMessageAsync(lockToken, outcome, _operationTimeout).ConfigureAwait(false);
disposeOutcome.ThrowIfError();
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(this, outcome, $"{nameof(DisposeMessageAsync)}");
}
}
}
public async Task <AmqpIoTOutcome> DisposeMessageAsync(string lockToken, AmqpIoTDisposeActions disposeAction, TimeSpan timeout)
{
if (Logging.IsEnabled)
{
Logging.Enter(this, lockToken, $"{nameof(DisposeMessageAsync)}");
}
AmqpIoTOutcome disposeOutcome;
if (_deviceIdentity.IotHubConnectionString.ModuleId.IsNullOrWhiteSpace())
{
await EnsureMessageReceivingLinkAsync(timeout).ConfigureAwait(false);
disposeOutcome = await _messageReceivingLink.DisposeMessageAsync(lockToken, AmqpIoTResultAdapter.GetResult(disposeAction), timeout).ConfigureAwait(false);
}
else
{
await EnableEventReceiveAsync(timeout).ConfigureAwait(false);
disposeOutcome = await _eventReceivingLink.DisposeMessageAsync(lockToken, AmqpIoTResultAdapter.GetResult(disposeAction), timeout).ConfigureAwait(false);
}
if (Logging.IsEnabled)
{
Logging.Exit(this, lockToken, $"{nameof(DisposeMessageAsync)}");
}
return(disposeOutcome);
}
internal static Outcome GetResult(AmqpIoTDisposeActions amqpIoTConstants)
{
switch (amqpIoTConstants)
{
case AmqpIoTDisposeActions.Accepted:
return(new Accepted());
case AmqpIoTDisposeActions.Released:
return(new Released());
case AmqpIoTDisposeActions.Rejected:
return(new Rejected());
default:
throw new ArgumentOutOfRangeException(nameof(amqpIoTConstants));
}
}