[Checkins] SVN: zope.component/trunk/src/zope/component/README.txt note about interface declaration order for multi adapters
Johannes Raggam
raggam-nl at adm.at
Mon Feb 28 06:00:36 EST 2011
Log message for revision 120593:
note about interface declaration order for multi adapters
Changed:
U zope.component/trunk/src/zope/component/README.txt
-=-
Modified: zope.component/trunk/src/zope/component/README.txt
===================================================================
--- zope.component/trunk/src/zope/component/README.txt 2011-02-28 10:38:57 UTC (rev 120592)
+++ zope.component/trunk/src/zope/component/README.txt 2011-02-28 11:00:33 UTC (rev 120593)
@@ -183,6 +183,12 @@
>>> component.provideAdapter(TwoPersonGreeter)
+Note that the declaration-order of the Interfaces beeing adapted to is
+important for adapter look up. It must be the the same as the order of
+parameters given to the adapter and used to query the adapter. This is
+especially the case when different Interfaces are adapt to (opposed to
+this example).
+
To look up a multi-adapter, use either `queryMultiAdapter` or
`getMultiAdapter`:
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