def objectValues(self):
'''values'''
if self.item_class:
query = self.saSession.query(self.item_class)
query = query.with_polymorphic('*')
items = query.all()
results = []
for item in items:
results.append(utils.wrapsetup(item, parent=self))
return results
else:
return []
def __getObjectFromSA__(self, path):
#database access
if self.item_class:
key = IKeyIdSubobjectSupport(self).makeKeyFromId(path)
query = self.saSession.query(self.item_class)
query = query.with_polymorphic('*')
# TODO subobject = query.get() maybe marginally
# more efficient but does not work due to some
# obscure sqlalchemy bug: when an object is in the session
# and the scalar attributes are unloaded, the attribute
# are not reloaded after a get...
query = query.filter(self.item_class.key == key)
subobject = query.first()
if subobject is None:
raise KeyError
elif subobject is None:
raise KeyError
return utils.wrapsetup(subobject, parent=self)
