protected bool Equals(CheckpointTag other)
{
var leftMode = GetMode();
var rightMode = other.GetMode();
if (leftMode != rightMode)
{
return(false);
}
UpgradeModes(ref leftMode, ref rightMode);
switch (leftMode)
{
case Mode.Position:
return(Position == other.Position);
case Mode.Stream:
if (Streams.Keys.First() != other.Streams.Keys.First())
{
return(false);
}
var result = Streams.Values.First() == other.Streams.Values.First();
return(result);
case Mode.MultiStream:
int rvalue;
return(Streams.Count == other.Streams.Count &&
Streams.All(l => other.Streams.TryGetValue(l.Key, out rvalue) && l.Value == rvalue));
default:
throw new NotSupportedException("Checkpoint tag mode is not supported in comparison");
}
}
private bool Fits(Stream stream)
{
// check if stream fits with the current streams
return(Streams.All(other => !stream.ClashesWith(other)));
}