public async Task <Possible <string, Failure>[]> PinToCasAsync(CasEntries casEntries, UrgencyHint urgencyHint, Guid activityId)
{
Contract.Requires(!IsClosed);
Contract.Requires(casEntries.IsValid);
using (var eventing = new PinToCasMultipleActivity(BasicFilesystemCache.EventSource, activityId, this))
{
eventing.Start(casEntries, urgencyHint);
// First, initiate all of the operations
var taskValues = new Task <Possible <string, Failure> > [casEntries.Count];
for (int i = 0; i < casEntries.Count; i++)
{
taskValues[i] = PinToCasAsync(casEntries[i], urgencyHint, activityId);
}
// Now await them all (since they can run in parallel
var results = new Possible <string, Failure> [casEntries.Count];
for (int i = 0; i < casEntries.Count; i++)
{
results[i] = await taskValues[i];
}
// All return results are actually traced via the per-hash call of PinToCas
return(eventing.Returns(results));
}
}
public async Task <Possible <string, Failure>[]> PinToCasAsync(CasEntries hashes, UrgencyHint urgencyHint, Guid activityId)
{
using (var eventing = new PinToCasMultipleActivity(CompositingCache.EventSource, activityId, this))
{
eventing.Start(hashes, urgencyHint);
var results = await m_casSession.PinToCasAsync(hashes, urgencyHint, eventing.Id);
for (int i = 0; i < results.Length; i++)
{
if (results[i].Succeeded)
{
PinnedToCas.TryAdd(hashes[i], 0);
}
}
return(eventing.Returns(results));
}
}
