--- /dev/null
+# Copyright 2019 Nokia
+
+# 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.
+from cmframework.apis import cmerror
+
+
+class CMBackend(object):
+ # pylint: disable=no-self-use, unused-argument
+ def get_property(self, prop_name):
+ """get the value of some property
+
+ Arguments:
+
+ prop_name: The name of the property
+
+ Raise:
+
+ CMError is raised in-case of failure
+ """
+ raise cmerror.CMError('No implemented')
+
+ # pylint: disable=no-self-use, unused-argument
+ def get_properties(self, prop_filter):
+ """get the properties matching some filter
+
+ Arguments:
+
+ prop_filter: A string containing the re used to match the required
+ properties.
+
+ Raise:
+
+ CMError is raised in-case of failure
+ """
+ raise cmerror.CMError('Not implemented')
+
+ # pylint: disable=no-self-use, unused-argument
+ def set_property(self, prop_name, prop_value):
+ """set/update a value to some property
+
+ Arguments:
+
+ prop_name: The name of the property to be set/updated.
+
+ prop_value: The value of the property
+
+ Raise:
+
+ CMError is raised in-case of failure
+ """
+ raise cmerror.CMError('Not implemented')
+
+ # pylint: disable=no-self-use, unused-argument
+ def set_properties(self, properties):
+ """set/update a group of properties
+
+ Arguments:
+
+ props: A dictionary containing the changed properties.
+
+ Raise:
+
+ CMError is raised in-case of a failure.
+ """
+ raise cmerror.CMError('Not implemented')
+
+ # pylint: disable=no-self-use, unused-argument
+ def delete_property(self, prop_name):
+ """delete a property
+
+ This is the API used to delete a configuration property.
+
+ Arguments:
+
+ prop_name: The name of the property to be deleted.
+
+ Raise:
+
+ CMError is raised in-case of a failure.
+ """
+ raise cmerror.CMError('Not implemented')
+
+ # pylint: disable=no-self-use, unused-argument
+ def delete_properties(self, arg):
+ """delete a group of properties
+
+ Arguments:
+
+ arg: This can be either a string representing the re used when
+ matching the properties to be deleted, or it can be a list of
+ properties names to be deleted.
+
+ Rise:
+
+ CMError is raised in-case of a failure.
+ """
+ raise cmerror.CMError('Not implemented')
+
+if __name__ == '__main__':
+ pass