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Contents
# Copyright (C) 2014-2019 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 ChangeStreams
class Operation
# The operation name.
#
# @return [ String ] name The operation name.
#
# @since 2.6.0
attr_reader :name
# Instantiate the operation.
#
# @return [ Hash ] spec The operation spec.
#
# @since 2.6.0
def initialize(spec)
@spec = spec
@name = spec['name']
end
def execute(db1, db2)
db = case @spec['database']
when db1.name
db1
when db2.name
db2
end
send(Utils.underscore(@spec['name']) ,db[@spec['collection']])
end
private
def insert_one(coll)
coll.insert_one(document)
end
def update_one(coll)
coll.update_one(filter, arguments['update'])
end
def replace_one(coll)
coll.replace_one(filter, arguments['replacement'])
end
def delete_one(coll)
coll.delete_one(filter)
end
def drop(coll)
coll.drop
end
def rename(coll)
coll.client.use(:admin).command({
renameCollection: "#{coll.database.name}.#{coll.name}",
to: "#{coll.database.name}.#{arguments['to']}"
})
end
def arguments
@spec['arguments']
end
def document
arguments['document']
end
def filter
arguments['filter']
end
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems