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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 Event
# This handles a change in description.
#
# @since 2.0.6
class DescriptionChanged < Base
# @return [ Mongo::Cluster ] cluster The cluster.
attr_reader :cluster
# Initialize the new host added event handler.
#
# @example Create the new handler.
# ServerAdded.new(cluster)
#
# @param [ Mongo::Cluster ] cluster The cluster to publish from.
#
# @since 2.0.0
def initialize(cluster)
@cluster = cluster
end
# This event publishes an event to add the cluster and logs the
# configuration change.
#
# @param [ Server::Description ] previous_desc Previous server description.
# @param [ Server::Description ] updated_desc The changed description.
#
# @since 2.0.0
def handle(previous_desc, updated_desc)
cluster.sdam_flow_lock.synchronize do
Mongo::Cluster::SdamFlow.new(cluster, previous_desc, updated_desc).server_description_changed
end
end
end
end
end
Version data entries
20 entries across 20 versions & 2 rubygems