- add IDivergenceSolver basic interface

 - declare that DeliveryLine properly implements IDivergenceSolver, test such declaration


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@28493 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/DeliveryLine.py

@@ -26,9 +26,10 @@
 #
 ##############################################################################
 
+import zope.interface
 from AccessControl import ClassSecurityInfo
 
-from Products.ERP5Type import Permissions, PropertySheet
+from Products.ERP5Type import Permissions, PropertySheet, interfaces
 from Products.ERP5Type.XMLMatrix import XMLMatrix
 from Products.ERP5Type.XMLObject import XMLObject
 
@@ -67,6 +68,8 @@ class DeliveryLine(Movement, XMLObject, XMLMatrix, Variated,
                       , PropertySheet.SortIndex
                       )
 
+    zope.interface.implements(interfaces.IDivergenceSolver,)
+
     # Multiple inheritance definition
     updateRelatedContent = XMLMatrix.updateRelatedContent
 
@@ -500,7 +503,6 @@ class DeliveryLine(Movement, XMLObject, XMLMatrix, Variated,
 
     def solve(self, decision_list):
       """Solves line according to decision list
-      decision_list is list of DivergenceDecision class instance
       """
 
       """How to play

product/ERP5/interfaces/divergence_solver.py

+# -*- coding: utf-8 -*-
+##############################################################################
+#
+# Copyright (c) 2009 Nexedi SARL and Contributors. All Rights Reserved.
+#                    Łukasz Nowak <luke@nexedi.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+from zope.interface import Interface
+
+class IDivergenceSolver(Interface):
+  """Divergence Solver
+  """
+
+  def solve(decision_list):
+    """Solves divergences on self according to decision_list
+
+    decision_list is list of instances of DivergenceDecision class
+    """

product/ERP5/tests/testERP5Interfaces.py

@@ -36,6 +36,7 @@ implements_tuple_list = [
   ('BusinessPath', 'IArrowBase'),
   ('BusinessPath', 'IBusinessPath'),
   ('BusinessPath', 'ICategoryAccessProvider'),
+  ('DeliveryLine', 'IDivergenceSolver'),
   ('TradeCondition', 'ITransformation'),
   ('TradeModelCell', 'ITransformation'),
   ('TradeModelCell', 'IVariated'),