public override IDaLayer CreateDataAccessLayer()
{
MemoryDaLayer layer;
lock (_daLayers)
{
if (_daLayers.ContainsKey(Uid))
{
layer = _daLayers[Uid];
}
else
{
layer = new MemoryDaLayer(this);
_daLayers[Uid] = layer;
}
}
return layer;
}