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Diffstat (limited to 'synapse/events')
| -rw-r--r-- | synapse/events/snapshot.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/synapse/events/snapshot.py b/synapse/events/snapshot.py index f9568638a1..b090751bf1 100644 --- a/synapse/events/snapshot.py +++ b/synapse/events/snapshot.py @@ -228,6 +228,25 @@ class EventContext(object): else: self._prev_state_ids = self._current_state_ids + @defer.inlineCallbacks + def update_state(self, state_group, prev_state_ids, current_state_ids, + delta_ids): + """Replace the state in the context + """ + + # We need to make sure we wait for any ongoing fetching of state + # to complete so that the updated state doesn't get clobbered + if self._fetching_state_deferred: + yield make_deferred_yieldable(self._fetching_state_deferred) + + self.state_group = state_group + self._prev_state_ids = prev_state_ids + self._current_state_ids = current_state_ids + self.delta_ids = delta_ids + + # We need to ensure that that we've marked as having fetched the state + self._fetching_state_deferred = defer.succeed(None) + def _encode_state_dict(state_dict): """Since dicts of (type, state_key) -> event_id cannot be serialized in |