[MERGE] Deprecate export-related InventoryEntry methods
robertc at robertcollins.net
Mon Jul 28 07:18:03 BST 2008
On Mon, 2008-07-28 at 15:42 +1000, Martin Pool wrote:
> It seems like a case of double-dispatch based on both the entry kind
> and the destination format. This is much more closely coupled to the
> exporter than to the inventory kind, and it's probably more likely
> people will want to add new exporters, so it's probably happier there.
Our canned pattern for double dispatch is InterObject - in this case
or some such.
but that said, I think every exporter will need to add logic for every
known kind, so perhaps a better double-dispatch pattern here is
which are then called into from the generic logic.
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