faster implementation of isDivergent() and getDivergentList() by calling catalog only once.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36542 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Delivery.py

@@ -353,8 +353,8 @@ class Delivery(XMLObject, ImmobilisationDelivery, CompositionMixin):
       ## Note that fast option was removed. Now, fast=1 is ignored.
       
       # Check if the total quantity equals the total of each simulation movement quantity
-      for movement in self.getMovementList():
-        if movement.isDivergent():
+      for simulation_movement in self._getAllRelatedSimulationMovementList():
+        if simulation_movement.isDivergent():
           return 1
       return 0
 
@@ -364,8 +364,8 @@ class Delivery(XMLObject, ImmobilisationDelivery, CompositionMixin):
       Return a list of messages that contains the divergences
       """
       divergence_list = []
-      for movement in self.getMovementList():
-         divergence_list.extend(movement.getDivergenceList())
+      for simulation_movement in self._getAllRelatedSimulationMovementList():
+         divergence_list.extend(simulation_movement.getDivergenceList())
       return divergence_list
 
     @UnrestrictedMethod