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# Copyright (C) 2017 MongoDB, Inc.
#
# 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.
module Mongo
module Operation
# Encapsulates behaviour for adding a causal consistency doc to the command.
#
# @since 2.5.0
module CausallyConsistent
private
def apply_causal_consistency!(selector, server)
if !server.standalone?
full_read_concern_doc = session.send(:causal_consistency_doc, selector[:readConcern])
selector[:readConcern] = full_read_concern_doc if full_read_concern_doc
end
end
end
end
end
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