68 lines
2.0 KiB
Python
68 lines
2.0 KiB
Python
# Copyright 2014 Rackspace
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import abc
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import six
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@six.add_metaclass(abc.ABCMeta)
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class BaseObjectHandler(object):
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"""Base class for any object handler."""
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@abc.abstractmethod
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def create(self, model_id):
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"""Begins process of actually creating data_model."""
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pass
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@abc.abstractmethod
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def update(self, model_id, updated_dict):
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"""Begins process of actually updating data_model."""
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pass
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@abc.abstractmethod
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def delete(self, model_id):
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"""Begins process of actually deleting data_model."""
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pass
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class NotImplementedObjectHandler(BaseObjectHandler):
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"""Default Object Handler to force implementation of subclasses.
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Helper class to make any subclass of AbstractHandler explode if it
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is missing any of the required object managers.
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"""
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@staticmethod
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def update(model_id, updated_dict):
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raise NotImplementedError()
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@staticmethod
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def delete(model_id):
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raise NotImplementedError()
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@staticmethod
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def create(model_id):
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raise NotImplementedError()
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@six.add_metaclass(abc.ABCMeta)
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class BaseHandler(object):
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"""Base class for all handlers."""
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load_balancer = NotImplementedObjectHandler()
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listener = NotImplementedObjectHandler()
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pool = NotImplementedObjectHandler()
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health_monitor = NotImplementedObjectHandler()
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member = NotImplementedObjectHandler()
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l7policy = NotImplementedObjectHandler()
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l7rule = NotImplementedObjectHandler()
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