public async Task <IGlobalSlice> ReadGlobalForward(GlobalPosition from, int limit)
{
var reply = await _client.ReadGlobalAsync(new ReadGlobalRequest
{
Database = _db,
From = from.Value,
Limit = limit,
}, _metadata);
var messages = new Message[reply.Messages.Count];
for (int i = 0; i < reply.Messages.Count; i++)
{
var am = reply.Messages[i];
messages[i] = new Message
{
Stream = am.Stream,
Position = am.Position,
Type = am.Type,
Timestamp = am.Timestamp.ToDateTime(),
Header = am.Header.ToByteArray(),
Value = am.Value.ToByteArray(),
};
}
return(new GlobalSlice
{
From = new GlobalPosition(reply.From),
Next = new GlobalPosition(reply.Next),
Messages = messages,
});
}
public static bool TryParse(string value, out GlobalPosition result)
{
ByteString bytes;
try{
bytes = ByteString.FromBase64(value);
} catch (FormatException) {
result = null;
return(false);
}
result = new GlobalPosition(bytes);
return(true);
}
public bool Equals(GlobalPosition other)
{
return(Value.Equals(other.Value));
}