private ProfileStorage(ConcurrentProfileStorageCollection pushTo, ServerEndPoint server, ProfileStorage resentFor, RetransmissionReasonType?reason)
{
PushToWhenFinished = pushTo;
OriginalProfiling = resentFor;
Server = server;
RetransmissionReason = reason;
}
/// <summary>
/// Registers the passed context with a collection that can be retried with subsequent calls to TryGetValue.
///
/// Returns false if the passed context object is already registered.
/// </summary>
public bool TryCreate(object ctx)
{
var cell = ProfileContextCell.ToStoreUnder(ctx);
// we can't pass this as a delegate, because TryAdd may invoke the factory multiple times,
// which would lead to over allocation.
var storage = ConcurrentProfileStorageCollection.GetOrCreate();
return(profiledCommands.TryAdd(cell, storage));
}
/// <summary>
/// Returns a ConcurrentProfileStorageCollection to use.
///
/// It *may* have allocated a new one, or it may return one that has previously been released.
/// To return the collection, call EnumerateAndReturnForReuse()
/// </summary>
public static ConcurrentProfileStorageCollection GetOrCreate()
{
ConcurrentProfileStorageCollection found;
for (int i = 0; i < PoolSize; i++)
{
if ((found = Interlocked.Exchange(ref Pool[i], null)) != null)
{
return(found);
}
}
Interlocked.Increment(ref AllocationCount);
found = new ConcurrentProfileStorageCollection();
return(found);
}
public static ProfileStorage NewWithContext(ConcurrentProfileStorageCollection pushTo, ServerEndPoint server)
{
return(new ProfileStorage(pushTo, server, null, null));
}
/// <summary>
/// Returns true and sets val to the tracking collection associated with the given context if the context
/// was registered with TryCreate.
///
/// Otherwise returns false and sets val to null.
/// </summary>
public bool TryGetValue(object ctx, out ConcurrentProfileStorageCollection val)
{
var cell = ProfileContextCell.ToLookupBy(ctx);
return(profiledCommands.TryGetValue(cell, out val));
}
