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Contents
# Copyright (C) 2018 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
class ParallelScan
# A MongoDB parallelscan operation sent as a command message.
#
# @api private
#
# @since 2.5.2
class Command
include Specifiable
include Executable
include Limited
include ReadPreferenceSupported
# Execute the operation.
#
# @example
# operation.execute(server)
#
# @param [ Mongo::Server ] server The server to send the operation to.
#
# @return [ Mongo::Operation::ParallelScan::Result ] The operation result.
#
# @since 2.5.2
def execute(server)
result = Result.new(dispatch_message(server))
process_result(result, server)
result.validate!
end
private
def selector(server)
sel = { :parallelCollectionScan => coll_name, :numCursors => cursor_count }
sel[:readConcern] = read_concern if read_concern
sel[:maxTimeMS] = max_time_ms if max_time_ms
update_selector_for_read_pref(sel, server)
sel
end
def message(server)
Protocol::Query.new(db_name, Database::COMMAND, command(server), options(server))
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems