[Zope3-checkins] CVS: Zope3/src/zope/app/interfaces/services - folder.py:1.3

[Jim Fulton]

Update of /cvs-repository/Zope3/src/zope/app/interfaces/services
In directory cvs.zope.org:/tmp/cvs-serv12947/src/zope/app/interfaces/services

Modified Files:
	folder.py 
Log Message:
Added code to prevent deleting the last configuration manager from a site-management folder

=== Zope3/src/zope/app/interfaces/services/folder.py 1.2 => 1.3 ===
--- Zope3/src/zope/app/interfaces/services/folder.py:1.2	Sun Mar 23 12:13:42 2003
+++ Zope3/src/zope/app/interfaces/services/folder.py	Sun Mar 23 13:04:26 2003
@@ -18,6 +18,23 @@
 
 from zope.app.interfaces.container import IAdding, IContainer
 from zope.app.interfaces.services.service import IComponentManager
+from zope.interface import Interface
+
+class INoConfigurationManagerError(Interface):
+    """No configuration manager error
+    """
+    
+
+class NoConfigurationManagerError(Exception):
+    """No configuration manager
+
+    There is no configuration manager in a site-management folder, or
+    an operation would result in no configuration manager in a
+    site-management folder.
+
+    """
+
+    __implements__ = INoConfigurationManagerError
 
 class ISiteManagementFolder(IContainer):
     """Component and component configuration containers."""