diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index d7dcd1ce5b..b52e4c2aff 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -20,6 +20,7 @@ from synapse.util.metrics import Measure, measure_func
from synapse.util.caches.response_cache import ResponseCache
from synapse.push.clientformat import format_push_rules_for_user
from synapse.visibility import filter_events_for_client
+from synapse.types import RoomStreamToken
from twisted.internet import defer
@@ -51,6 +52,7 @@ class TimelineBatch(collections.namedtuple("TimelineBatch", [
to tell if room needs to be part of the sync result.
"""
return bool(self.events)
+ __bool__ = __nonzero__ # python3
class JoinedSyncResult(collections.namedtuple("JoinedSyncResult", [
@@ -75,6 +77,7 @@ class JoinedSyncResult(collections.namedtuple("JoinedSyncResult", [
# nb the notification count does not, er, count: if there's nothing
# else in the result, we don't need to send it.
)
+ __bool__ = __nonzero__ # python3
class ArchivedSyncResult(collections.namedtuple("ArchivedSyncResult", [
@@ -94,6 +97,7 @@ class ArchivedSyncResult(collections.namedtuple("ArchivedSyncResult", [
or self.state
or self.account_data
)
+ __bool__ = __nonzero__ # python3
class InvitedSyncResult(collections.namedtuple("InvitedSyncResult", [
@@ -105,6 +109,30 @@ class InvitedSyncResult(collections.namedtuple("InvitedSyncResult", [
def __nonzero__(self):
"""Invited rooms should always be reported to the client"""
return True
+ __bool__ = __nonzero__ # python3
+
+
+class GroupsSyncResult(collections.namedtuple("GroupsSyncResult", [
+ "join",
+ "invite",
+ "leave",
+])):
+ __slots__ = []
+
+ def __nonzero__(self):
+ return bool(self.join or self.invite or self.leave)
+ __bool__ = __nonzero__ # python3
+
+
+class DeviceLists(collections.namedtuple("DeviceLists", [
+ "changed", # list of user_ids whose devices may have changed
+ "left", # list of user_ids whose devices we no longer track
+])):
+ __slots__ = []
+
+ def __nonzero__(self):
+ return bool(self.changed or self.left)
+ __bool__ = __nonzero__ # python3
class SyncResult(collections.namedtuple("SyncResult", [
@@ -116,6 +144,9 @@ class SyncResult(collections.namedtuple("SyncResult", [
"archived", # ArchivedSyncResult for each archived room.
"to_device", # List of direct messages for the device.
"device_lists", # List of user_ids whose devices have chanegd
+ "device_one_time_keys_count", # Dict of algorithm to count for one time keys
+ # for this device
+ "groups",
])):
__slots__ = []
@@ -131,8 +162,10 @@ class SyncResult(collections.namedtuple("SyncResult", [
self.archived or
self.account_data or
self.to_device or
- self.device_lists
+ self.device_lists or
+ self.groups
)
+ __bool__ = __nonzero__ # python3
class SyncHandler(object):
@@ -143,7 +176,7 @@ class SyncHandler(object):
self.presence_handler = hs.get_presence_handler()
self.event_sources = hs.get_event_sources()
self.clock = hs.get_clock()
- self.response_cache = ResponseCache(hs)
+ self.response_cache = ResponseCache(hs, "sync")
self.state = hs.get_state_handler()
def wait_for_sync_for_user(self, sync_config, since_token=None, timeout=0,
@@ -154,15 +187,11 @@ class SyncHandler(object):
Returns:
A Deferred SyncResult.
"""
- result = self.response_cache.get(sync_config.request_key)
- if not result:
- result = self.response_cache.set(
- sync_config.request_key,
- self._wait_for_sync_for_user(
- sync_config, since_token, timeout, full_state
- )
- )
- return result
+ return self.response_cache.wrap(
+ sync_config.request_key,
+ self._wait_for_sync_for_user,
+ sync_config, since_token, timeout, full_state,
+ )
@defer.inlineCallbacks
def _wait_for_sync_for_user(self, sync_config, since_token, timeout,
@@ -209,10 +238,10 @@ class SyncHandler(object):
defer.returnValue(rules)
@defer.inlineCallbacks
- def ephemeral_by_room(self, sync_config, now_token, since_token=None):
+ def ephemeral_by_room(self, sync_result_builder, now_token, since_token=None):
"""Get the ephemeral events for each room the user is in
Args:
- sync_config (SyncConfig): The flags, filters and user for the sync.
+ sync_result_builder(SyncResultBuilder)
now_token (StreamToken): Where the server is currently up to.
since_token (StreamToken): Where the server was when the client
last synced.
@@ -222,11 +251,12 @@ class SyncHandler(object):
typing events for that room.
"""
+ sync_config = sync_result_builder.sync_config
+
with Measure(self.clock, "ephemeral_by_room"):
typing_key = since_token.typing_key if since_token else "0"
- rooms = yield self.store.get_rooms_for_user(sync_config.user.to_string())
- room_ids = [room.room_id for room in rooms]
+ room_ids = sync_result_builder.joined_room_ids
typing_source = self.event_sources.sources["typing"]
typing, typing_key = yield typing_source.get_new_events(
@@ -288,10 +318,20 @@ class SyncHandler(object):
if recents:
recents = sync_config.filter_collection.filter_room_timeline(recents)
+
+ # We check if there are any state events, if there are then we pass
+ # all current state events to the filter_events function. This is to
+ # ensure that we always include current state in the timeline
+ current_state_ids = frozenset()
+ if any(e.is_state() for e in recents):
+ current_state_ids = yield self.state.get_current_state_ids(room_id)
+ current_state_ids = frozenset(current_state_ids.itervalues())
+
recents = yield filter_events_for_client(
self.store,
sync_config.user.to_string(),
recents,
+ always_include_ids=current_state_ids,
)
else:
recents = []
@@ -323,10 +363,20 @@ class SyncHandler(object):
loaded_recents = sync_config.filter_collection.filter_room_timeline(
events
)
+
+ # We check if there are any state events, if there are then we pass
+ # all current state events to the filter_events function. This is to
+ # ensure that we always include current state in the timeline
+ current_state_ids = frozenset()
+ if any(e.is_state() for e in loaded_recents):
+ current_state_ids = yield self.state.get_current_state_ids(room_id)
+ current_state_ids = frozenset(current_state_ids.itervalues())
+
loaded_recents = yield filter_events_for_client(
self.store,
sync_config.user.to_string(),
loaded_recents,
+ always_include_ids=current_state_ids,
)
loaded_recents.extend(recents)
recents = loaded_recents
@@ -520,10 +570,22 @@ class SyncHandler(object):
# Always use the `now_token` in `SyncResultBuilder`
now_token = yield self.event_sources.get_current_token()
+ user_id = sync_config.user.to_string()
+ app_service = self.store.get_app_service_by_user_id(user_id)
+ if app_service:
+ # We no longer support AS users using /sync directly.
+ # See https://github.com/matrix-org/matrix-doc/issues/1144
+ raise NotImplementedError()
+ else:
+ joined_room_ids = yield self.get_rooms_for_user_at(
+ user_id, now_token.room_stream_id,
+ )
+
sync_result_builder = SyncResultBuilder(
sync_config, full_state,
since_token=since_token,
now_token=now_token,
+ joined_room_ids=joined_room_ids,
)
account_data_by_room = yield self._generate_sync_entry_for_account_data(
@@ -533,7 +595,8 @@ class SyncHandler(object):
res = yield self._generate_sync_entry_for_rooms(
sync_result_builder, account_data_by_room
)
- newly_joined_rooms, newly_joined_users = res
+ newly_joined_rooms, newly_joined_users, _, _ = res
+ _, _, newly_left_rooms, newly_left_users = res
block_all_presence_data = (
since_token is None and
@@ -547,9 +610,22 @@ class SyncHandler(object):
yield self._generate_sync_entry_for_to_device(sync_result_builder)
device_lists = yield self._generate_sync_entry_for_device_list(
- sync_result_builder
+ sync_result_builder,
+ newly_joined_rooms=newly_joined_rooms,
+ newly_joined_users=newly_joined_users,
+ newly_left_rooms=newly_left_rooms,
+ newly_left_users=newly_left_users,
)
+ device_id = sync_config.device_id
+ one_time_key_counts = {}
+ if device_id:
+ one_time_key_counts = yield self.store.count_e2e_one_time_keys(
+ user_id, device_id
+ )
+
+ yield self._generate_sync_entry_for_groups(sync_result_builder)
+
defer.returnValue(SyncResult(
presence=sync_result_builder.presence,
account_data=sync_result_builder.account_data,
@@ -558,31 +634,103 @@ class SyncHandler(object):
archived=sync_result_builder.archived,
to_device=sync_result_builder.to_device,
device_lists=device_lists,
+ groups=sync_result_builder.groups,
+ device_one_time_keys_count=one_time_key_counts,
next_batch=sync_result_builder.now_token,
))
+ @measure_func("_generate_sync_entry_for_groups")
+ @defer.inlineCallbacks
+ def _generate_sync_entry_for_groups(self, sync_result_builder):
+ user_id = sync_result_builder.sync_config.user.to_string()
+ since_token = sync_result_builder.since_token
+ now_token = sync_result_builder.now_token
+
+ if since_token and since_token.groups_key:
+ results = yield self.store.get_groups_changes_for_user(
+ user_id, since_token.groups_key, now_token.groups_key,
+ )
+ else:
+ results = yield self.store.get_all_groups_for_user(
+ user_id, now_token.groups_key,
+ )
+
+ invited = {}
+ joined = {}
+ left = {}
+ for result in results:
+ membership = result["membership"]
+ group_id = result["group_id"]
+ gtype = result["type"]
+ content = result["content"]
+
+ if membership == "join":
+ if gtype == "membership":
+ # TODO: Add profile
+ content.pop("membership", None)
+ joined[group_id] = content["content"]
+ else:
+ joined.setdefault(group_id, {})[gtype] = content
+ elif membership == "invite":
+ if gtype == "membership":
+ content.pop("membership", None)
+ invited[group_id] = content["content"]
+ else:
+ if gtype == "membership":
+ left[group_id] = content["content"]
+
+ sync_result_builder.groups = GroupsSyncResult(
+ join=joined,
+ invite=invited,
+ leave=left,
+ )
+
@measure_func("_generate_sync_entry_for_device_list")
@defer.inlineCallbacks
- def _generate_sync_entry_for_device_list(self, sync_result_builder):
+ def _generate_sync_entry_for_device_list(self, sync_result_builder,
+ newly_joined_rooms, newly_joined_users,
+ newly_left_rooms, newly_left_users):
user_id = sync_result_builder.sync_config.user.to_string()
since_token = sync_result_builder.since_token
if since_token and since_token.device_list_key:
- rooms = yield self.store.get_rooms_for_user(user_id)
- room_ids = set(r.room_id for r in rooms)
-
- user_ids_changed = set()
changed = yield self.store.get_user_whose_devices_changed(
since_token.device_list_key
)
- for other_user_id in changed:
- other_rooms = yield self.store.get_rooms_for_user(other_user_id)
- if room_ids.intersection(e.room_id for e in other_rooms):
- user_ids_changed.add(other_user_id)
- defer.returnValue(user_ids_changed)
+ # TODO: Be more clever than this, i.e. remove users who we already
+ # share a room with?
+ for room_id in newly_joined_rooms:
+ joined_users = yield self.state.get_current_user_in_room(room_id)
+ newly_joined_users.update(joined_users)
+
+ for room_id in newly_left_rooms:
+ left_users = yield self.state.get_current_user_in_room(room_id)
+ newly_left_users.update(left_users)
+
+ # TODO: Check that these users are actually new, i.e. either they
+ # weren't in the previous sync *or* they left and rejoined.
+ changed.update(newly_joined_users)
+
+ if not changed and not newly_left_users:
+ defer.returnValue(DeviceLists(
+ changed=[],
+ left=newly_left_users,
+ ))
+
+ users_who_share_room = yield self.store.get_users_who_share_room_with_user(
+ user_id
+ )
+
+ defer.returnValue(DeviceLists(
+ changed=users_who_share_room & changed,
+ left=set(newly_left_users) - users_who_share_room,
+ ))
else:
- defer.returnValue([])
+ defer.returnValue(DeviceLists(
+ changed=[],
+ left=[],
+ ))
@defer.inlineCallbacks
def _generate_sync_entry_for_to_device(self, sync_result_builder):
@@ -609,14 +757,14 @@ class SyncHandler(object):
deleted = yield self.store.delete_messages_for_device(
user_id, device_id, since_stream_id
)
- logger.info("Deleted %d to-device messages up to %d",
- deleted, since_stream_id)
+ logger.debug("Deleted %d to-device messages up to %d",
+ deleted, since_stream_id)
messages, stream_id = yield self.store.get_new_messages_for_device(
user_id, device_id, since_stream_id, now_token.to_device_key
)
- logger.info(
+ logger.debug(
"Returning %d to-device messages between %d and %d (current token: %d)",
len(messages), since_stream_id, stream_id, now_token.to_device_key
)
@@ -721,14 +869,14 @@ class SyncHandler(object):
extra_users_ids.update(users)
extra_users_ids.discard(user.to_string())
- states = yield self.presence_handler.get_states(
- extra_users_ids,
- as_event=True,
- )
- presence.extend(states)
+ if extra_users_ids:
+ states = yield self.presence_handler.get_states(
+ extra_users_ids,
+ )
+ presence.extend(states)
- # Deduplicate the presence entries so that there's at most one per user
- presence = {p["content"]["user_id"]: p for p in presence}.values()
+ # Deduplicate the presence entries so that there's at most one per user
+ presence = {p.user_id: p for p in presence}.values()
presence = sync_config.filter_collection.filter_presence(
presence
@@ -746,8 +894,8 @@ class SyncHandler(object):
account_data_by_room(dict): Dictionary of per room account data
Returns:
- Deferred(tuple): Returns a 2-tuple of
- `(newly_joined_rooms, newly_joined_users)`
+ Deferred(tuple): Returns a 4-tuple of
+ `(newly_joined_rooms, newly_joined_users, newly_left_rooms, newly_left_users)`
"""
user_id = sync_result_builder.sync_config.user.to_string()
block_all_room_ephemeral = (
@@ -759,12 +907,27 @@ class SyncHandler(object):
ephemeral_by_room = {}
else:
now_token, ephemeral_by_room = yield self.ephemeral_by_room(
- sync_result_builder.sync_config,
+ sync_result_builder,
now_token=sync_result_builder.now_token,
since_token=sync_result_builder.since_token,
)
sync_result_builder.now_token = now_token
+ # We check up front if anything has changed, if it hasn't then there is
+ # no point in going futher.
+ since_token = sync_result_builder.since_token
+ if not sync_result_builder.full_state:
+ if since_token and not ephemeral_by_room and not account_data_by_room:
+ have_changed = yield self._have_rooms_changed(sync_result_builder)
+ if not have_changed:
+ tags_by_room = yield self.store.get_updated_tags(
+ user_id,
+ since_token.account_data_key,
+ )
+ if not tags_by_room:
+ logger.debug("no-oping sync")
+ defer.returnValue(([], [], [], []))
+
ignored_account_data = yield self.store.get_global_account_data_by_type_for_user(
"m.ignored_user_list", user_id=user_id,
)
@@ -774,17 +937,17 @@ class SyncHandler(object):
else:
ignored_users = frozenset()
- if sync_result_builder.since_token:
+ if since_token:
res = yield self._get_rooms_changed(sync_result_builder, ignored_users)
- room_entries, invited, newly_joined_rooms = res
+ room_entries, invited, newly_joined_rooms, newly_left_rooms = res
tags_by_room = yield self.store.get_updated_tags(
- user_id,
- sync_result_builder.since_token.account_data_key,
+ user_id, since_token.account_data_key,
)
else:
res = yield self._get_all_rooms(sync_result_builder, ignored_users)
room_entries, invited, newly_joined_rooms = res
+ newly_left_rooms = []
tags_by_room = yield self.store.get_tags_for_user(user_id)
@@ -805,17 +968,55 @@ class SyncHandler(object):
# Now we want to get any newly joined users
newly_joined_users = set()
- if sync_result_builder.since_token:
+ newly_left_users = set()
+ if since_token:
for joined_sync in sync_result_builder.joined:
it = itertools.chain(
- joined_sync.timeline.events, joined_sync.state.values()
+ joined_sync.timeline.events, joined_sync.state.itervalues()
)
for event in it:
if event.type == EventTypes.Member:
if event.membership == Membership.JOIN:
newly_joined_users.add(event.state_key)
+ else:
+ prev_content = event.unsigned.get("prev_content", {})
+ prev_membership = prev_content.get("membership", None)
+ if prev_membership == Membership.JOIN:
+ newly_left_users.add(event.state_key)
+
+ newly_left_users -= newly_joined_users
+
+ defer.returnValue((
+ newly_joined_rooms,
+ newly_joined_users,
+ newly_left_rooms,
+ newly_left_users,
+ ))
+
+ @defer.inlineCallbacks
+ def _have_rooms_changed(self, sync_result_builder):
+ """Returns whether there may be any new events that should be sent down
+ the sync. Returns True if there are.
+ """
+ user_id = sync_result_builder.sync_config.user.to_string()
+ since_token = sync_result_builder.since_token
+ now_token = sync_result_builder.now_token
- defer.returnValue((newly_joined_rooms, newly_joined_users))
+ assert since_token
+
+ # Get a list of membership change events that have happened.
+ rooms_changed = yield self.store.get_membership_changes_for_user(
+ user_id, since_token.room_key, now_token.room_key
+ )
+
+ if rooms_changed:
+ defer.returnValue(True)
+
+ stream_id = RoomStreamToken.parse_stream_token(since_token.room_key).stream
+ for room_id in sync_result_builder.joined_room_ids:
+ if self.store.has_room_changed_since(room_id, stream_id):
+ defer.returnValue(True)
+ defer.returnValue(False)
@defer.inlineCallbacks
def _get_rooms_changed(self, sync_result_builder, ignored_users):
@@ -836,14 +1037,6 @@ class SyncHandler(object):
assert since_token
- app_service = self.store.get_app_service_by_user_id(user_id)
- if app_service:
- rooms = yield self.store.get_app_service_rooms(app_service)
- joined_room_ids = set(r.room_id for r in rooms)
- else:
- rooms = yield self.store.get_rooms_for_user(user_id)
- joined_room_ids = set(r.room_id for r in rooms)
-
# Get a list of membership change events that have happened.
rooms_changed = yield self.store.get_membership_changes_for_user(
user_id, since_token.room_key, now_token.room_key
@@ -854,16 +1047,29 @@ class SyncHandler(object):
mem_change_events_by_room_id.setdefault(event.room_id, []).append(event)
newly_joined_rooms = []
+ newly_left_rooms = []
room_entries = []
invited = []
- for room_id, events in mem_change_events_by_room_id.items():
+ for room_id, events in mem_change_events_by_room_id.iteritems():
non_joins = [e for e in events if e.membership != Membership.JOIN]
has_join = len(non_joins) != len(events)
# We want to figure out if we joined the room at some point since
# the last sync (even if we have since left). This is to make sure
# we do send down the room, and with full state, where necessary
- if room_id in joined_room_ids or has_join:
+
+ old_state_ids = None
+ if room_id in sync_result_builder.joined_room_ids and non_joins:
+ # Always include if the user (re)joined the room, especially
+ # important so that device list changes are calculated correctly.
+ # If there are non join member events, but we are still in the room,
+ # then the user must have left and joined
+ newly_joined_rooms.append(room_id)
+
+ # User is in the room so we don't need to do the invite/leave checks
+ continue
+
+ if room_id in sync_result_builder.joined_room_ids or has_join:
old_state_ids = yield self.get_state_at(room_id, since_token)
old_mem_ev_id = old_state_ids.get((EventTypes.Member, user_id), None)
old_mem_ev = None
@@ -874,12 +1080,33 @@ class SyncHandler(object):
if not old_mem_ev or old_mem_ev.membership != Membership.JOIN:
newly_joined_rooms.append(room_id)
- if room_id in joined_room_ids:
- continue
+ # If user is in the room then we don't need to do the invite/leave checks
+ if room_id in sync_result_builder.joined_room_ids:
+ continue
if not non_joins:
continue
+ # Check if we have left the room. This can either be because we were
+ # joined before *or* that we since joined and then left.
+ if events[-1].membership != Membership.JOIN:
+ if has_join:
+ newly_left_rooms.append(room_id)
+ else:
+ if not old_state_ids:
+ old_state_ids = yield self.get_state_at(room_id, since_token)
+ old_mem_ev_id = old_state_ids.get(
+ (EventTypes.Member, user_id),
+ None,
+ )
+ old_mem_ev = None
+ if old_mem_ev_id:
+ old_mem_ev = yield self.store.get_event(
+ old_mem_ev_id, allow_none=True
+ )
+ if old_mem_ev and old_mem_ev.membership == Membership.JOIN:
+ newly_left_rooms.append(room_id)
+
# Only bother if we're still currently invited
should_invite = non_joins[-1].membership == Membership.INVITE
if should_invite:
@@ -921,7 +1148,7 @@ class SyncHandler(object):
# Get all events for rooms we're currently joined to.
room_to_events = yield self.store.get_room_events_stream_for_rooms(
- room_ids=joined_room_ids,
+ room_ids=sync_result_builder.joined_room_ids,
from_key=since_token.room_key,
to_key=now_token.room_key,
limit=timeline_limit + 1,
@@ -929,7 +1156,7 @@ class SyncHandler(object):
# We loop through all room ids, even if there are no new events, in case
# there are non room events taht we need to notify about.
- for room_id in joined_room_ids:
+ for room_id in sync_result_builder.joined_room_ids:
room_entry = room_to_events.get(room_id, None)
if room_entry:
@@ -957,7 +1184,7 @@ class SyncHandler(object):
upto_token=since_token,
))
- defer.returnValue((room_entries, invited, newly_joined_rooms))
+ defer.returnValue((room_entries, invited, newly_joined_rooms, newly_left_rooms))
@defer.inlineCallbacks
def _get_all_rooms(self, sync_result_builder, ignored_users):
@@ -1137,6 +1364,54 @@ class SyncHandler(object):
else:
raise Exception("Unrecognized rtype: %r", room_builder.rtype)
+ @defer.inlineCallbacks
+ def get_rooms_for_user_at(self, user_id, stream_ordering):
+ """Get set of joined rooms for a user at the given stream ordering.
+
+ The stream ordering *must* be recent, otherwise this may throw an
+ exception if older than a month. (This function is called with the
+ current token, which should be perfectly fine).
+
+ Args:
+ user_id (str)
+ stream_ordering (int)
+
+ ReturnValue:
+ Deferred[frozenset[str]]: Set of room_ids the user is in at given
+ stream_ordering.
+ """
+ joined_rooms = yield self.store.get_rooms_for_user_with_stream_ordering(
+ user_id,
+ )
+
+ joined_room_ids = set()
+
+ # We need to check that the stream ordering of the join for each room
+ # is before the stream_ordering asked for. This might not be the case
+ # if the user joins a room between us getting the current token and
+ # calling `get_rooms_for_user_with_stream_ordering`.
+ # If the membership's stream ordering is after the given stream
+ # ordering, we need to go and work out if the user was in the room
+ # before.
+ for room_id, membership_stream_ordering in joined_rooms:
+ if membership_stream_ordering <= stream_ordering:
+ joined_room_ids.add(room_id)
+ continue
+
+ logger.info("User joined room after current token: %s", room_id)
+
+ extrems = yield self.store.get_forward_extremeties_for_room(
+ room_id, stream_ordering,
+ )
+ users_in_room = yield self.state.get_current_user_in_room(
+ room_id, extrems,
+ )
+ if user_id in users_in_room:
+ joined_room_ids.add(room_id)
+
+ joined_room_ids = frozenset(joined_room_ids)
+ defer.returnValue(joined_room_ids)
+
def _action_has_highlight(actions):
for action in actions:
@@ -1186,7 +1461,8 @@ def _calculate_state(timeline_contains, timeline_start, previous, current):
class SyncResultBuilder(object):
"Used to help build up a new SyncResult for a user"
- def __init__(self, sync_config, full_state, since_token, now_token):
+ def __init__(self, sync_config, full_state, since_token, now_token,
+ joined_room_ids):
"""
Args:
sync_config(SyncConfig)
@@ -1198,6 +1474,7 @@ class SyncResultBuilder(object):
self.full_state = full_state
self.since_token = since_token
self.now_token = now_token
+ self.joined_room_ids = joined_room_ids
self.presence = []
self.account_data = []
@@ -1205,6 +1482,8 @@ class SyncResultBuilder(object):
self.invited = []
self.archived = []
self.device = []
+ self.groups = None
+ self.to_device = []
class RoomSyncResultBuilder(object):
|
