public async Task ProduceAsync(IProducerGrain grain)
{
for (var i = 0; i < Counter; i++)
{
await grain.ProduceAsync("TestHeader", "TestBody");
}
}
public override async Task OnActivateAsync()
{
// derive the source grains to aggregate from the grain key
var parts = GrainKey.Split('|');
_leftGrain = GrainFactory.GetGrain <IProducerGrain>(parts[0]);
_rightGrain = GrainFactory.GetGrain <IProducerGrain>(parts[1]);
// get the starting values as they are now before starting to long poll
_leftValue = await _leftGrain.GetAsync();
_rightValue = await _rightGrain.GetAsync();
await FulfillAsync();
// start long polling the left grain
_leftPoll = await RegisterReactivePollAsync(
null, // dont initialize for this one
() => _leftGrain.LongPollAsync(_leftValue.Version),
result => result.IsValid,
apply =>
{
_leftValue = apply;
_logger.LogInformation(
"{@Time}: {@GrainType} {@GrainKey} updated left value to {@Value} with version {@Version}",
DateTime.Now.TimeOfDay, GrainType, GrainKey, _leftValue.Value, _leftValue.Version);
return(FulfillAsync());
},
failed =>
{
_logger.LogWarning("The reactive poll timed out by returning a 'none' response before Orleans could break the promise.");
return(Task.CompletedTask);
});
// start long polling the right grain
_rightPoll = await RegisterReactivePollAsync(
null, // dont initialize for this one
() => _rightGrain.LongPollAsync(_rightValue.Version),
result => result.IsValid,
apply =>
{
_rightValue = apply;
_logger.LogInformation(
"{@Time}: {@GrainType} {@GrainKey} updated right value to {@Value} with version {@Version}",
DateTime.Now.TimeOfDay, GrainType, GrainKey, _rightValue.Value, _rightValue.Version);
return(FulfillAsync());
},
failed =>
{
_logger.LogWarning("The reactive poll timed out by returning a 'none' response before Orleans could break the promise.");
return(Task.CompletedTask);
});
await base.OnActivateAsync();
}
public override async Task OnActivateAsync()
{
// derive the source grains to aggregate from the grain key
var parts = GrainKey.Split('|');
_leftGrain = GrainFactory.GetGrain <IProducerGrain>(parts[0]);
_rightGrain = GrainFactory.GetGrain <IProducerGrain>(parts[1]);
// get the starting values as they are now
_leftValue = await _leftGrain.GetAsync();
_rightValue = await _rightGrain.GetAsync();
await FulfillAsync();
// start long polling
_leftPollTimer = RegisterTimer(_ => LongPollLeftAsync(), null, TimeSpan.Zero, TimeSpan.FromMilliseconds(1));
_rightPollTimer = RegisterTimer(_ => LongPollRightAsync(), null, TimeSpan.Zero, TimeSpan.FromMilliseconds(1));
await base.OnActivateAsync();
}
