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# Copyright 2022 The Matrix.org Foundation C.I.C.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import TYPE_CHECKING
from synapse.storage.controllers.persist_events import (
EventsPersistenceStorageController,
)
from synapse.storage.controllers.purge_events import PurgeEventsStorageController
from synapse.storage.controllers.state import StateStorageController
from synapse.storage.databases import Databases
from synapse.storage.databases.main import DataStore
if TYPE_CHECKING:
from synapse.server import HomeServer
__all__ = ["Databases", "DataStore"]
class StorageControllers:
"""The high level interfaces for talking to various storage controller layers."""
def __init__(self, hs: "HomeServer", stores: Databases):
# We include the main data store here mainly so that we don't have to
# rewrite all the existing code to split it into high vs low level
# interfaces.
self.main = stores.main
self.purge_events = PurgeEventsStorageController(hs, stores)
self.state = StateStorageController(hs, stores)
self.persistence = None
if stores.persist_events:
self.persistence = EventsPersistenceStorageController(
hs, stores, self.state
)
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