Contents

# Copyright (C) 2014-2015 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

    # A MongoDB command operation.
    #
    # @example Create the command operation.
    #   Mongo::Operation::Command.new({ :selector => { :isMaster => 1 } })
    #
    # Initialization:
    #   param [ Hash ] spec The specifications for the command.
    #
    #   option spec :selector [ Hash ] The command selector.
    #   option spec :db_name [ String ] The name of the database on which
    #   the command should be executed.
    #   option spec :options [ Hash ] Options for the command.
    #
    # @since 2.0.0
    class Command
      include Executable
      include Specifiable
      include Limited
      include ReadPreferrable

      # Execute the command operation.
      #
      # @example Execute the operation.
      #   operation.execute(context)
      #
      # @param [ Server::Context ] context The context for this operation.
      #
      # @return [ Result ] The operation result.
      #
      # @since 2.0.0
      def execute(context)
        context.with_connection do |connection|
          Result.new(connection.dispatch([ message(context) ])).validate!
        end
      end

      private

      def query_coll
        Database::COMMAND
      end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
mongo-2.1.0.beta	lib/mongo/operation/command.rb
mongo-2.0.6	lib/mongo/operation/command.rb