public virtual async Task <ISnapshot> CreateSnapshotAsync(ISnapshot snapshot)
{
Argument.IsNotNull(() => snapshot);
Log.Info($"Creating snapshot '{snapshot}'");
await SnapshotCreatingAsync.SafeInvokeAsync(this, new SnapshotEventArgs(snapshot));
var providers = GetProviders();
foreach (var provider in providers)
{
await provider.CreatingSnapshotAsync(snapshot);
}
foreach (var provider in providers)
{
Log.Debug($"Creating data for snapshot '{snapshot}' using provider '{provider}'");
var names = provider.GetNames();
foreach (var name in names)
{
Log.Debug($"Creating data for snapshot '{snapshot}' using provider '{provider}::{name}'");
byte[] providerData;
using (var memoryStream = new MemoryStream())
{
await provider.StoreDataToSnapshotAsync(name, memoryStream);
providerData = memoryStream.ToArray();
}
snapshot.SetData(name, providerData);
}
}
foreach (var provider in providers)
{
await provider.CreatedSnapshotAsync(snapshot);
}
SnapshotCreated.SafeInvoke(this, () => new SnapshotEventArgs(snapshot));
Log.Info($"Created snapshot '{snapshot}'");
return(snapshot);
}
