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# Copyright (C) 2014-2017 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
module Commands
# A MongoDB drop database operation.
#
# @example Instantiate the operation.
# Drop.new(selector: { dropDatabase: 'test' }, :db_name => 'test')
#
# Initialization:
# param [ Hash ] spec The specifications for the operation.
#
# option spec :db_name [ String ] The name of the database.
# option spec :selector [ Hash ] The drop database selector.
# option spec :write_concern [ String ] The write concern to use.
# Only applied for server version >= 3.4.
#
# @since 2.4.0
class DropDatabase < Command
include TakesWriteConcern
private
def message(server)
sel = update_selector_for_write_concern(selector, server)
if server.features.op_msg_enabled?
command_op_msg(server, sel, options)
else
Protocol::Query.new(db_name, query_coll, sel, options)
end
end
end
end
end
end
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