ERP5Workflow: PERF: improve ERP5PersistentMapping performance

product/ERP5Type/Core/ERP5PersistentMappingFolder.py

@@ -43,15 +43,9 @@ class ERP5PersistentMappingFolder(PortalFolderBase):
     except KeyError:
       raise AttributeError(name)
 
-  def __len__(self):
-    return self.objectCount()
-
-  def _initPersistentObjects(self, object_id=None):
+  def _initPersistentObjects(self):
     self._cleanup()
-    if object_id is None:
-      self.__init__(self.id)
-    else:
-      self.__init__(object_id)
+    self.__init__(self.id)
 
   security.declareProtected(Permissions.AccessContentsInformation, 'get')
   def get(self, name, default=None):
@@ -92,12 +86,12 @@ class ERP5PersistentMappingFolder(PortalFolderBase):
   def objectCount(self):
     return len(self._object_dict)
 
+  __len__ = objectCount
+
   def objectItems(self, spec=None):
-    assert(spec is None)
     return self._object_dict.items()
 
   def objectIds_d(self, t=None):
-    assert(t is None)
     return objectIds(self, t)
 
   security.declareProtected( Permissions.AccessContentsInformation,
@@ -110,6 +104,7 @@ class ERP5PersistentMappingFolder(PortalFolderBase):
     if spec is not None:
       if isinstance(spec, str):
         spec = (spec,)
+      # XXX(WORKFLOW): remove this and use portal_type only
       # hack to get the portal type for a specified meta_type
       portal_type = [meta_type[5:] for meta_type in spec
                      if meta_type.startswith('ERP5 ')]
@@ -120,13 +115,14 @@ class ERP5PersistentMappingFolder(PortalFolderBase):
     if portal_type is not None:
       if isinstance(portal_type, str):
         portal_type = (portal_type,)
-      object_list = filter(lambda x: x.getPortalType() in portal_type,
-                           object_list)
+      object_list = [x for x in object_list if x.getPortalType() in portal_type]
+
     if checked_permission is not None:
       checkPermission = getSecurityManager().checkPermission
       object_list = [o for o in object_list
                        if checkPermission(checked_permission, o)]
-    return [x.__of__(self) for x in sortValueList(object_list, sort_on, sort_order, **kw)]
+    return [x.__of__(self) for x in sortValueList(object_list, sort_on,
+                                                  sort_order, **kw)]
 
   security.declareProtected(Permissions.AccessContentsInformation,
                             'keys', 'items', 'values')
@@ -142,12 +138,9 @@ class ERP5PersistentMappingFolder(PortalFolderBase):
           id = v
 
       # If an object by the given id already exists, remove it.
-      if id in self:
+      if self.has_key(id):
           self._delObject(id)
 
-      if not suppress_events:
-          notify(ObjectWillBeAddedEvent(ob, self, id))
-
       self._setOb(id, ob)
       ob = self._getOb(id)
 
@@ -165,15 +158,11 @@ class ERP5PersistentMappingFolder(PortalFolderBase):
                   if userid is not None:
                       ob.manage_setLocalRoles(userid, ['Owner'])
 
-      if not suppress_events:
-          notify(ObjectAddedEvent(ob, self, id))
-          notifyContainerModified(self)
-
-      compatibilityCall('manage_afterAdd', ob, ob, self)
-
       return id
 
   def _cleanup(self):
+    # XXX(WORKFLOW): just do something on _object_dict, create another function
+    # for conversion
     cleaned = False
     for attribute in ('_tree', '_mt_index', '_count'):
       try:
@@ -214,6 +203,6 @@ class ERP5PersistentMappingFolder(PortalFolderBase):
     return ()
 
   def _checkId(self, id, allow_dup=0):
-    if self._object_dict is not None and not allow_dup and id in self._object_dict:
+    if not allow_dup and self.has_key(id):
       raise BadRequestException('The id "%s" is invalid--'
                                  'it is already in use.' % id)