SONA: Openstackswitching
 - Refactored the app to expose APIs to CordVtn App
 - Added clone method in OpenstackPort and OpenstackNetwork
 - Added NetworkConfig to select the working mode of the app
 - Added a few more APIs for getting network topology information
 - Integrated with the modified DhcpService app
Change-Id: I9e266aff10a00d80074d031276864fff195d2b3f
diff --git a/apps/openstackswitching/app/src/main/java/org/onosproject/openstackswitching/OpenstackSwitchingConfig.java b/apps/openstackswitching/app/src/main/java/org/onosproject/openstackswitching/OpenstackSwitchingConfig.java
new file mode 100644
index 0000000..12a9c2c
--- /dev/null
+++ b/apps/openstackswitching/app/src/main/java/org/onosproject/openstackswitching/OpenstackSwitchingConfig.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * 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.
+ */
+package org.onosproject.openstackswitching;
+
+import org.onosproject.core.ApplicationId;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.config.basics.BasicElementConfig;
+
+/**
+ * Handles configuration for OpenstackSwitching app.
+ */
+public class OpenstackSwitchingConfig extends Config<ApplicationId> {
+    public static final String DONOTPUSH = "do_not_push_flows";
+
+    /**
+     * Returns the flag whether the app pushes flows or not.
+     *
+     * @return the flag or false if not set
+     */
+    public boolean doNotPushFlows() {
+        String flag = get(DONOTPUSH, "false");
+        return Boolean.valueOf(flag);
+    }
+
+    /**
+     * Sets the flag whether the app pushes flows or not.
+     *
+     * @param flag the flag whether the app pushes flows or not
+     * @return self
+     */
+    public BasicElementConfig doNotPushFlows(boolean flag) {
+        return (BasicElementConfig) setOrClear(DONOTPUSH, flag);
+    }
+}