From c772a1dbc7ace58d099570d41a889adf851c8ba8 Mon Sep 17 00:00:00 2001
From: Ulas Kozat <ulas.kozat@huawei.com>
Date: Mon, 28 Dec 2015 16:05:13 -0800
Subject: Added networking-sfc from openstack project with merge date Dec 23
 2015 Added patch 13 for subject "add missing db migration files"

Change-Id: Id51a160335a14870c1dd816a44baf9b1958b9ac6
---
 networking_sfc/services/sfc/common/context.py | 85 +++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 networking_sfc/services/sfc/common/context.py

(limited to 'networking_sfc/services/sfc/common/context.py')

diff --git a/networking_sfc/services/sfc/common/context.py b/networking_sfc/services/sfc/common/context.py
new file mode 100644
index 0000000..7d3b451
--- /dev/null
+++ b/networking_sfc/services/sfc/common/context.py
@@ -0,0 +1,85 @@
+# 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.
+
+
+class SfcPluginContext(object):
+    """SFC context base class."""
+    def __init__(self, plugin, plugin_context):
+        self._plugin = plugin
+        self._plugin_context = plugin_context
+
+
+class PortChainContext(SfcPluginContext):
+
+    def __init__(self, plugin, plugin_context, portchain,
+                 original_portchain=None):
+        super(PortChainContext, self).__init__(plugin, plugin_context)
+        self._portchain = portchain
+        self._original_portchain = original_portchain
+
+    @property
+    def current(self):
+        return self._portchain
+
+    @property
+    def original(self):
+        return self._original_portchain
+
+
+class FlowClassifierContext(SfcPluginContext):
+    def __init__(self, plugin, plugin_context, flowclassifier,
+                 original_flowclassifier=None):
+        super(FlowClassifierContext, self).__init__(plugin, plugin_context)
+        self._flowclassifier = flowclassifier
+        self._original_flowclassifier = original_flowclassifier
+
+    @property
+    def current(self):
+        return self._flowclassifier
+
+    @property
+    def original(self):
+        return self._original_flowclassifier
+
+
+class PortPairContext(SfcPluginContext):
+    def __init__(self, plugin, plugin_context, portpair,
+                 original_portpair=None):
+        super(PortPairContext, self).__init__(plugin, plugin_context)
+        self._portpair = portpair
+        self._original_portpair = original_portpair
+
+    @property
+    def current(self):
+        return self._portpair
+
+    @property
+    def original(self):
+        return self._original_portpair
+
+
+class PortPairGroupContext(SfcPluginContext):
+    def __init__(self, plugin, plugin_context, portpairgroup,
+                 original_portpairgroup=None):
+        super(PortPairGroupContext, self).__init__(plugin, plugin_context)
+        self._portpairgroup = portpairgroup
+        self._original_portpairgroup = original_portpairgroup
+
+    @property
+    def current(self):
+        return self._portpairgroup
+
+    @property
+    def original(self):
+        return self._original_portpairgroup
-- 
cgit 1.2.3-korg