graffiti/graffiti/api/model/v1/resource_dao.py

64 lines
1.6 KiB
Python

# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
#
# 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 ResourceDAOBase(object):
def __init__(self, **kwargs):
super(ResourceDAOBase, self).__init__(**kwargs)
self._type = 'None'
def get_resource(self, id):
return None
def get_type(self):
return self._type
def find_resources(self, query_string):
return []
def set_resource(self, id=None, resource_definition=None):
pass
class LocalResourceDAO(ResourceDAOBase):
def __init__(self, **kwargs):
super(LocalResourceDAO, self).__init__(**kwargs)
self._type = 'LocalResourceDAO'
self._resources = dict()
self._last_id = 0
def get_resource(self, id):
return self._resources[id]
def find_resources(self, query_string):
return self._resources
def set_resource(self, id=None, resource_definition=None):
if not id:
id = self._generate_id()
self._resources[id] = resource_definition
def _generate_id(self):
return_value = self._last_id
self._last_id += 1
return return_value