diff -r 82d8de021806 -r 2512d7fe2cda ztfy/utils/catalog/__init__.py
--- a/ztfy/utils/catalog/__init__.py	Sun May 22 22:37:32 2011 +0200
+++ b/ztfy/utils/catalog/__init__.py	Mon May 23 00:39:14 2011 +0200
@@ -27,7 +27,7 @@
 # import local interfaces
 
 # import Zope3 packages
-from zope.app import zapi
+from zope.component import queryUtility, getAllUtilitiesRegisteredFor
 
 # import local packages
 from ztfy.utils import request as request_utils
@@ -45,7 +45,7 @@
         request = request_utils.getRequest()
     intids = request_utils.getRequestData('IntIdsUtility::' + name, request)
     if intids is None:
-        intids = zapi.queryUtility(IIntIds, name, context=context)
+        intids = queryUtility(IIntIds, name, context=context)
         if intids is not None:
             request_utils.setRequestData('IntIdsUtility::' + name, intids, request)
     return intids
@@ -81,7 +81,7 @@
 
 def queryCatalog(name='', context=None):
     """Look for a registered catalog"""
-    return zapi.queryUtility(ICatalog, name, context=context)
+    return queryUtility(ICatalog, name, context=context)
 
 
 def indexObject(object, catalog_name='', index_name='', request=None, context=None):
@@ -157,8 +157,8 @@
     """Reindex a whole container properties and contents (including annotations) into site's catalogs"""
     if context is None:
         context = object
-    intids = zapi.queryUtility(IIntIds, context=context)
+    intids = queryUtility(IIntIds, context=context)
     if intids is not None:
-        catalogs = zapi.getAllUtilitiesRegisteredFor(ICatalog, context)
+        catalogs = getAllUtilitiesRegisteredFor(ICatalog, context)
         if catalogs:
             _indexAllObject(object, intids, catalogs)