r5765 - trunk/gnue-appserver/src

[johannes]

Author: johannes
Date: 2004-04-27 04:20:56 -0500 (Tue, 27 Apr 2004)
New Revision: 5765

Modified:
   trunk/gnue-appserver/src/geasSession.py
Log:
Raise an exception if a requested instance cannot be found.


Modified: trunk/gnue-appserver/src/geasSession.py
===================================================================
--- trunk/gnue-appserver/src/geasSession.py     2004-04-27 09:18:41 UTC (rev 
5764)
+++ trunk/gnue-appserver/src/geasSession.py     2004-04-27 09:20:56 UTC (rev 
5765)
@@ -29,7 +29,15 @@
 from gnue.appserver import data
 
 import geasList, geasInstance
+from gnue.common.datasources.GConditions import buildTreeFromPrefix, 
getXMLelements, GCField
 
+class InstanceNotFoundError (gException):
+  def __init__ (self, classname, objectId):
+    msg = u_("Instance '%(objectId)s' of class '%(classname)s' not found") \
+          % {'objectId' : objectId,
+             'classname': classname }
+    gException.__init__ (self, msg)
+
 # =============================================================================
 # Session class
 # =============================================================================
@@ -257,6 +265,8 @@
         fieldlist.append (pdef.column)
 
     record = self.__connection.findRecord (table, object_id, fieldlist)
+    if record is None:
+      raise InstanceNotFoundError, (classdef.fullName, object_id)
 
     return geasInstance.geasInstance (self, self.__connection, record,
                                       classdef)