[ZODB-Dev] Using Catalog and BTrees

Christian Robottom Reis kiko@async.com.br
Fri, 25 May 2001 16:04:55 -0300 (BRT)


On Tue, 22 May 2001, John D. Heintz wrote:

> Perhaps  Persistent objects could be made to follow the observer pattern
> wrt Indexes.  That is when an object is first added to an Index any update
> to that object could trigger a reindex call on any 'observers' automagically.

John, how would this be implemented without hacking on
Persistence.Persistent? Can the observer be a third-party object? (Digs
into GOF Patterns..)

Take care,
--
/\/\ Christian Reis, Senior Engineer, Async Open Source, Brazil
~\/~ http://async.com.br/~kiko/ | [+55 16] 274 4311