/// <summary>
/// TBD
/// </summary>
/// <param name="reader">TBD</param>
/// <returns>TBD</returns>
protected virtual IPersistentRepresentation ReadEvent(DbDataReader reader)
{
var persistenceId = reader.GetString(PersistenceIdIndex);
var sequenceNr = reader.GetInt64(SequenceNrIndex);
var timestamp = reader.GetInt64(TimestampIndex);
var isDeleted = reader.GetBoolean(IsDeletedIndex);
var manifest = reader.GetString(ManifestIndex);
var payload = reader[PayloadIndex];
object deserialized;
if (reader.IsDBNull(SerializerIdIndex))
{
// Support old writes that did not set the serializer id
var type = Type.GetType(manifest, true);
var deserializer = Serialization.FindSerializerForType(type, Configuration.DefaultSerializer);
// TODO: hack. Replace when https://github.com/akkadotnet/akka.net/issues/3811
deserialized = Akka.Serialization.Serialization.WithTransport(
Serialization.System, (deserializer, (byte[])payload, type),
(state) =>
{
return(state.deserializer.FromBinary(state.Item2,
state.type));
});
//deserialized = Akka.Serialization.Serialization.WithTransport(Serialization.System, () => deserializer.FromBinary((byte[])payload, type) );
}
else
{
var serializerId = reader.GetInt32(SerializerIdIndex);
// TODO: hack. Replace when https://github.com/akkadotnet/akka.net/issues/3811
deserialized = Serialization.Deserialize((byte[])payload, serializerId, manifest);
}
return(new Persistent(deserialized, sequenceNr, persistenceId, manifest, isDeleted, ActorRefs.NoSender, null, timestamp));
}
/// <summary>
/// TBD
/// </summary>
/// <param name="reader">TBD</param>
/// <returns>TBD</returns>
protected virtual IPersistentRepresentation ReadEvent(DbDataReader reader)
{
var persistenceId = reader.GetString(PersistenceIdIndex);
var sequenceNr = reader.GetInt64(SequenceNrIndex);
var timestamp = reader.GetInt64(TimestampIndex);
var isDeleted = reader.GetBoolean(IsDeletedIndex);
var manifest = reader.GetString(ManifestIndex);
var payload = reader[PayloadIndex];
object deserialized;
if (reader.IsDBNull(SerializerIdIndex))
{
// Support old writes that did not set the serializer id
var type = Type.GetType(manifest, true);
var deserializer = Serialization.FindSerializerForType(type, Configuration.DefaultSerializer);
deserialized = deserializer.FromBinary((byte[])payload, type);
}
else
{
var serializerId = reader.GetInt32(SerializerIdIndex);
deserialized = Serialization.Deserialize((byte[])payload, serializerId, manifest);
}
return(new Persistent(deserialized, sequenceNr, persistenceId, manifest, isDeleted, ActorRefs.NoSender, null));
}
protected object GetSnapshot(SnapshotRow reader)
{
var manifest = reader.Manifest;
var binary = (byte[])reader.Payload;
object obj;
if (reader.SerializerId == null)
{
var type = Type.GetType(manifest, true);
// TODO: hack. Replace when https://github.com/akkadotnet/akka.net/issues/3811
obj = Akka.Serialization.Serialization.WithTransport(
_serialization.System,
(serializer: _serialization.FindSerializerForType(type, _config.DefaultSerializer),
binary, type),
(state) => state.serializer.FromBinary(state.binary, state.type));
}
else
{
var serializerId = reader.SerializerId.Value;
obj = _serialization.Deserialize(binary, serializerId, manifest);
}
return(obj);
}
private SequencedOnNext DeserializeSequenceOnNext(byte[] bytes)
{
var onNext = Proto.Msg.SequencedOnNext.Parser.ParseFrom(bytes);
var p = onNext.Payload;
var payload = _serialization.Deserialize(
p.EnclosedMessage.ToByteArray(),
p.SerializerId,
p.MessageManifest?.ToStringUtf8());
return(new SequencedOnNext(onNext.SeqNr, payload));
}
private SelectedSnapshot ToSelectedSnapshot(SnapshotEntry entry)
{
var legacy = entry.SerializerId.HasValue || !string.IsNullOrEmpty(entry.Manifest);
if (!legacy)
{
var ser = _serialization.FindSerializerForType(typeof(Serialization.Snapshot));
var snapshot = ser.FromBinary <Serialization.Snapshot>((byte[])entry.Snapshot);
return(new SelectedSnapshot(new SnapshotMetadata(entry.PersistenceId, entry.SequenceNr), snapshot.Data));
}
int? serializerId = null;
Type type = null;
// legacy serialization
if (!entry.SerializerId.HasValue && !string.IsNullOrEmpty(entry.Manifest))
{
type = Type.GetType(entry.Manifest, true);
}
else
{
serializerId = entry.SerializerId;
}
if (entry.Snapshot is byte[] bytes)
{
object deserialized;
if (serializerId.HasValue)
{
deserialized = _serialization.Deserialize(bytes, serializerId.Value, entry.Manifest);
}
else
{
var deserializer = _serialization.FindSerializerForType(type);
deserialized = deserializer.FromBinary(bytes, type);
}
if (deserialized is Serialization.Snapshot snap)
{
return(new SelectedSnapshot(
new SnapshotMetadata(entry.PersistenceId, entry.SequenceNr, new DateTime(entry.Timestamp)), snap.Data));
}
return(new SelectedSnapshot(
new SnapshotMetadata(entry.PersistenceId, entry.SequenceNr, new DateTime(entry.Timestamp)), deserialized));
}
// backwards compat - loaded an old snapshot using BSON serialization. No need to deserialize via Akka.NET
return(new SelectedSnapshot(
new SnapshotMetadata(entry.PersistenceId, entry.SequenceNr, new DateTime(entry.Timestamp)), entry.Snapshot));
}
private Persistent ToPersistenceRepresentation(JournalEntry entry, IActorRef sender)
{
var legacy = entry.SerializerId.HasValue || !string.IsNullOrEmpty(entry.Manifest);
if (!legacy)
{
var ser = _serialization.FindSerializerForType(typeof(Persistent));
return(ser.FromBinary <Persistent>((byte[])entry.Payload));
}
int? serializerId = null;
Type type = null;
// legacy serialization
if (!entry.SerializerId.HasValue && !string.IsNullOrEmpty(entry.Manifest))
{
type = Type.GetType(entry.Manifest, true);
}
else
{
serializerId = entry.SerializerId;
}
if (entry.Payload is byte[] bytes)
{
object deserialized = null;
if (serializerId.HasValue)
{
deserialized = _serialization.Deserialize(bytes, serializerId.Value, entry.Manifest);
}
else
{
var deserializer = _serialization.FindSerializerForType(type);
deserialized = deserializer.FromBinary(bytes, type);
}
if (deserialized is Persistent p)
{
return(p);
}
return(new Persistent(deserialized, entry.SequenceNr, entry.PersistenceId, entry.Manifest, entry.IsDeleted, sender));
}
else // backwards compat for object serialization - Payload was already deserialized by BSON
{
return(new Persistent(entry.Payload, entry.SequenceNr, entry.PersistenceId, entry.Manifest,
entry.IsDeleted, sender));
}
}
protected override Try <(IPersistentRepresentation, IImmutableSet <string>, long)> Deserialize(JournalRow t)
{
try
{
//object deserialized = null;
var identifierMaybe = t.Identifier;
if (identifierMaybe.HasValue == false)
{
var type = System.Type.GetType(t.manifest, true);
// TODO: hack. Replace when https://github.com/akkadotnet/akka.net/issues/3811
return(new Try <(IPersistentRepresentation, IImmutableSet <string>
, long)>((
new Persistent(Akka.Serialization.Serialization.WithTransport(
_serializer.System, (_serializer.FindSerializerForType(type, _journalConfig.DefaultSerializer), t.message, type),
(state) =>
{
return state.Item1.FromBinary(
state.message, state.type);
}), t.sequenceNumber,
t.persistenceId,
t.manifest, t.deleted, ActorRefs.NoSender, null, t.Timestamp),
t.tags?.Split(_separatorArray,
StringSplitOptions.RemoveEmptyEntries)
.ToImmutableHashSet() ?? ImmutableHashSet <string> .Empty,
t.ordering)));
}
else
{
return(new Try <(IPersistentRepresentation, IImmutableSet <string>
, long)>((
new Persistent(_serializer.Deserialize(t.message,
identifierMaybe.Value, t.manifest), t.sequenceNumber,
t.persistenceId,
t.manifest, t.deleted, ActorRefs.NoSender, null, t.Timestamp),
t.tags?.Split(_separatorArray,
StringSplitOptions.RemoveEmptyEntries)
.ToImmutableHashSet() ?? ImmutableHashSet <string> .Empty,
t.ordering)));
// TODO: hack. Replace when https://github.com/akkadotnet/akka.net/issues/3811
}
}
catch (Exception e)
{
return(new Try <(IPersistentRepresentation, IImmutableSet <string>
, long)>(e));
}
}
/// <summary>
/// TBD
/// </summary>
/// <param name="reader">TBD</param>
/// <returns>TBD</returns>
protected object GetSnapshot(DbDataReader reader)
{
var manifest = reader.GetString(3);
var binary = (byte[])reader[4];
object obj;
if (reader.IsDBNull(5))
{
var type = Type.GetType(manifest, true);
var serializer = Serialization.FindSerializerForType(type, Configuration.DefaultSerializer);
obj = serializer.FromBinary(binary, type);
}
else
{
var serializerId = reader.GetInt32(5);
obj = Serialization.Deserialize(binary, serializerId, manifest);
}
return(obj);
}
/// <summary>
/// TBD
/// </summary>
/// <param name="reader">TBD</param>
/// <returns>TBD</returns>
protected object GetSnapshot(DbDataReader reader)
{
var manifest = reader.GetString(3);
var binary = (byte[])reader[4];
object obj;
if (reader.IsDBNull(5))
{
var type = Type.GetType(manifest, true);
// TODO: hack. Replace when https://github.com/akkadotnet/akka.net/issues/3811
var serializer = Serialization.FindSerializerForType(type, Configuration.DefaultSerializer);
obj = Akka.Serialization.Serialization.WithTransport(Serialization.System, () => serializer.FromBinary(binary, type));
}
else
{
var serializerId = reader.GetInt32(5);
obj = Serialization.Deserialize(binary, serializerId, manifest);
}
return(obj);
}
protected override IPersistentRepresentation ReadEvent(DbDataReader reader)
{
var persistenceId = reader.GetString(PersistenceIdIndex);
var sequenceNr = reader.GetInt64(SequenceNrIndex);
var isDeleted = Convert.ToBoolean(reader.GetInt16(IsDeletedIndex));
var manifest = reader.GetString(ManifestIndex).Trim(); // HACK
var payload = reader[PayloadIndex];
object deserialized;
if (reader.IsDBNull(SerializerIdIndex))
{
var type = Type.GetType(manifest, true);
var deserializer = serialization.FindSerializerForType(type, Setup.DefaultSerializer);
deserialized = deserializer.FromBinary((byte[])payload, type);
}
else
{
var serializerId = reader.GetInt32(SerializerIdIndex);
deserialized = serialization.Deserialize((byte[])payload, serializerId, manifest);
}
return(new Persistent(deserialized, sequenceNr, persistenceId, manifest, isDeleted, ActorRefs.NoSender));
}
