protected override void NodeCreationChange(EntityChangeNodeCreation item)
{
IEnumerable <EntityChangeDescriptor> temp = ChangeLog.Where(p => p.Entity == item.Entity);
if (temp.Any(p => p is EntityChangeNodeCreation == false))
{
throw new InvalidOperationException("Unable to schedule a node creation for an entity already tracked.");
}
if (!temp.Any())
{
ChangeLog.Add(item);
}
}
protected abstract void NodeCreationChange(EntityChangeNodeCreation item);