How to handle extracting lots of Inventories

Robert Collins robertc at
Thu Oct 9 00:10:59 BST 2008

On Wed, 2008-10-08 at 16:22 -0400, Aaron Bentley wrote:
> Hash: SHA1
> John Arbash Meinel wrote:
> > Also, the "page-based" inventory that Robert is working on might get
> > this implicitly, if he does end up caching the InventoryEntry objects,
> > and they get shared between Inventory classes.
> It seems pretty safe to cache file inventory entries.  For a given
> revision-id and file-id, the attributes should not change.  That would
> allow you to cut down on object creation.
> For directories, I'd still recommend paranoia, since their "children"
> attribute may be updated without updating their revision-id.

I'm looking at immutable inventory entry objects for those read from
CHKInventory; hopefully I'll have all tests passing again today and
there will be something for people to play with.

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