/// <summary>
/// Invoked when an activation has finished a transaction and may be ready for additional transactions
/// </summary>
/// <param name="activation">The activation that has just completed processing this message</param>
/// <param name="message">The message that has just completed processing.
/// This will be <c>null</c> for the case of completion of Activate/Deactivate calls.</param>
internal void OnActivationCompletedRequest(ActivationData activation, Message message)
{
lock (activation)
{
#if DEBUG
// This is a hot code path, so using #if to remove diags from Release version
if (logger.IsVerbose2)
{
logger.Verbose2(ErrorCode.Dispatcher_OnActivationCompletedRequest_Waiting,
"OnActivationCompletedRequest {0}: Activation={1}", activation.ActivationId, activation.DumpStatus());
}
#endif
activation.ResetRunning(message);
// ensure inactive callbacks get run even with transactions disabled
if (!activation.IsCurrentlyExecuting)
{
activation.RunOnInactive();
}
// Run message pump to see if there is a new request arrived to be processed
RunMessagePump(activation);
}
}
/// <summary>
/// Invoked when an activation has finished a transaction and may be ready for additional transactions
/// </summary>
/// <param name="activation">The activation that has just completed processing this message</param>
/// <param name="message">The message that has just completed processing.
/// This will be <c>null</c> for the case of completion of Activate/Deactivate calls.</param>
internal void OnActivationCompletedRequest(ActivationData activation, Message message)
{
lock (activation)
{
#if DEBUG
// This is a hot code path, so using #if to remove diags from Release version
if (logger.IsVerbose2)
{
logger.Verbose2(ErrorCode.Dispatcher_OnActivationCompletedRequest_Waiting,
"OnActivationCompletedRequest {0}: Activation={1}", activation.ActivationId, activation.DumpStatus());
}
#endif
activation.ResetRunning(message);
// ensure inactive callbacks get run even with transactions disabled
if (!activation.IsCurrentlyExecuting)
activation.RunOnInactive();
// Run message pump to see if there is a new request arrived to be processed
RunMessagePump(activation);
}
}
private async Task CallGrainActivate(ActivationData activation)
{
var grainTypeName = activation.GrainInstanceType.FullName;
// Note: This call is being made from within Scheduler.Queue wrapper, so we are already executing on worker thread
if (logger.IsVerbose) logger.Verbose(ErrorCode.Catalog_BeforeCallingActivate, "About to call {1} grain's OnActivateAsync() method {0}", activation, grainTypeName);
// Call OnActivateAsync inline, but within try-catch wrapper to safely capture any exceptions thrown from called function
try
{
await activation.GrainInstance.OnActivateAsync();
if (logger.IsVerbose) logger.Verbose(ErrorCode.Catalog_AfterCallingActivate, "Returned from calling {1} grain's OnActivateAsync() method {0}", activation, grainTypeName);
lock (activation)
{
if (activation.State == ActivationState.Activating)
{
activation.SetState(ActivationState.Valid); // Activate calls on this activation are finished
}
if (!activation.IsCurrentlyExecuting)
{
activation.RunOnInactive();
}
// Run message pump to see if there is a new request is queued to be processed
dispatcher.RunMessagePump(activation);
}
}
catch (Exception exc)
{
logger.Error(ErrorCode.Catalog_ErrorCallingActivate,
string.Format("Error calling grain's AsyncActivate method - Grain type = {1} Activation = {0}", activation, grainTypeName), exc);
activation.SetState(ActivationState.Invalid); // Mark this activation as unusable
activationsFailedToActivate.Increment();
throw;
}
}