def listItems(self):
# Now this is tricky: we want to construct a small object graph using
# old state pickles without ever calling __setstate__ on a real
# Persistent object, as _that_ would poison ZODB in-memory caches
# in a nasty way (LP #487243).
container = OrderedContainer()
container.__setstate__(self.state)
if isinstance(container._data, PersistentDict):
old_data_state = IObjectHistory(container._data).loadState(self.tid)
container._data = PersistentDict()
container._data.__setstate__(old_data_state)
if isinstance(container._order, PersistentList):
old_order_state = IObjectHistory(container._order).loadState(self.tid)
container._order = PersistentList()
container._order.__setstate__(old_order_state)
return container.items()
def listItems(self):
# Now this is tricky: we want to construct a small object graph using
# old state pickles without ever calling __setstate__ on a real
# Persistent object, as _that_ would poison ZODB in-memory caches
# in a nasty way (LP #487243).
container = OrderedContainer()
container.__setstate__(self.state)
if isinstance(container._data, PersistentDict):
old_data_state = IObjectHistory(container._data).loadState(
self.tid)
container._data = PersistentDict()
container._data.__setstate__(old_data_state)
if isinstance(container._order, PersistentList):
old_order_state = IObjectHistory(container._order).loadState(
self.tid)
container._order = PersistentList()
container._order.__setstate__(old_order_state)
return container.items()
