text: # Copyright (C) 2018 DataArt
  #
  # 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.
  # =============================================================================
  
  
  class Handler(object):
  
      def __init__(self, api):
          self._api = api
  
      @property
      def api(self):
          return self._api
  
      def disconnect(self):
          self._api.disconnect()
  
      def handle_connect(self):
          pass
  
      def handle_event(self, event):
          pass
  
      def handle_command_insert(self, command):
          pass
  
      def handle_command_update(self, command):
          pass
  
      def handle_notification(self, notification):
          pass
  