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Diffstat (limited to '')
| -rw-r--r-- | synapse/storage/roommember.py | 9 | ||||
| -rw-r--r-- | synapse/storage/state.py | 6 |
2 files changed, 15 insertions, 0 deletions
diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py index 7155bfdc69..8656455f6e 100644 --- a/synapse/storage/roommember.py +++ b/synapse/storage/roommember.py @@ -644,6 +644,10 @@ class RoomMemberStore(SQLBaseStore): class _JoinedHostsCache(object): + """Cache for joined hosts in a room that is optimised to handle updates + via state deltas. + """ + def __init__(self, store, room_id): self.store = store self.room_id = room_id @@ -658,6 +662,11 @@ class _JoinedHostsCache(object): @defer.inlineCallbacks def get_destinations(self, state_entry): + """Get set of destinations for a state entry + + Args: + state_entry(synapse.state._StateCacheEntry) + """ if state_entry.state_group == self.state_group: defer.returnValue(frozenset(self.hosts_to_joined_users)) diff --git a/synapse/storage/state.py b/synapse/storage/state.py index 01474ff5ff..c3eecbe824 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -99,6 +99,12 @@ class StateStore(SQLBaseStore): ) def get_state_group_delta(self, state_group): + """Given a state group try to return a previous group and a delta between + the old and the new. + + Returns: + (prev_group, delta_ids), where both may be None. + """ def _get_state_group_delta_txn(txn): prev_group = self._simple_select_one_onecol_txn( txn, |