public virtual async Task RestoreSnapshotAsync(ISnapshot snapshot)
{
Argument.IsNotNull(() => snapshot);
Log.Info($"Restoring snapshot '{snapshot}'");
await SnapshotRestoringAsync.SafeInvokeAsync(this, new SnapshotEventArgs(snapshot));
var providers = GetProviders();
foreach (var provider in providers)
{
await provider.RestoringSnapshotAsync(snapshot);
}
foreach (var provider in providers)
{
Log.Debug($"Restoring data for snapshot '{snapshot}' using provider '{provider}'");
var names = provider.GetNames();
foreach (var name in names)
{
Log.Debug($"Restoring data for snapshot '{snapshot}' using provider '{provider}::{name}'");
var providerData = snapshot.GetData(name);
if (providerData == null)
{
providerData = new byte[] {};
}
using (var memoryStream = new MemoryStream(providerData))
{
await provider.RestoreDataFromSnapshotAsync(name, memoryStream);
}
}
}
foreach (var provider in providers)
{
await provider.RestoredSnapshotAsync(snapshot);
}
SnapshotRestored.SafeInvoke(this, () => new SnapshotEventArgs(snapshot));
Log.Info($"Restored snapshot '{snapshot}'");
}
