[CMF-checkins] CVS: CMF/CMFUid - version.txt:1.1 README.txt:1.1
Grégoire Weber
zope.org at incept.ch
Thu Jul 22 07:09:27 EDT 2004
Update of /cvs-repository/CMF/CMFUid
In directory cvs.zope.org:/tmp/cvs-serv14713
Added Files:
version.txt README.txt
Log Message:
added version and readme text files
=== Added File CMF/CMFUid/version.txt ===
unreleased
=== Added File CMF/CMFUid/README.txt ===
Unique id Readme
CMFUid introduces a unique id implementation to the CMF (from the
beginning of CMF 1.5).
Implementation
The supplied tools attach the unique ids to the objects. The objects
do not have to be aware of unique ids.
The current implementation depends on the portal catalog to find an
object of a given unique id. The interfaces do not imply the use
of the catalog (except the IUniqueIdBrainQuery).
The 'portal_uidgenerator' tools responsibility is to generate unique
ids. The 'portal_uidhandler' manages registering and accessing unique
ids. It's the tool through that applications are accessing unique ids.
Dependencies
Object lookup by unique id depends on the portal_catalog
Usage
'portal_uidhandler' fully implements IUniqueIdHandler (IUniqueIdSet
for registering/unregistering unique ids, IUniqueIdQuery for queries
and IUniqueIdBrainQuery for more efficient querying).
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