Added networking-sfc from openstack project with merge date Dec 23 2015stable/coloradostable/brahmaputra

Added patch 13 for subject "add missing db migration files"

Change-Id: Id51a160335a14870c1dd816a44baf9b1958b9ac6

1 files changed, 33 insertions, 0 deletions

diff --git a/networking_sfc/services/flowclassifier/drivers/base.py b/networking_sfc/services/flowclassifier/drivers/base.py
new file mode 100644
index 0000000..eeaa60a
--- /dev/null
+++ b/networking_sfc/services/flowclassifier/drivers/base.py
@@ -0,0 +1,33 @@
+# Copyright 2015 Futurewei. All rights reserved.
+#
+#    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.
+
+import abc
+import six
+
+
+@six.add_metaclass(abc.ABCMeta)
+class FlowClassifierDriverBase(object):
+    """Flow Classifier Driver Base Class."""
+
+    @abc.abstractmethod
+    def create_flow_classifier(self, context):
+        pass
+
+    @abc.abstractmethod
+    def delete_flow_classifier(self, context):
+        pass
+
+    @abc.abstractmethod
+    def update_flow_classifier(self, context):
+        pass