Initial implementation of kubevirt router along with peer router

Change-Id: Ibf97f4ca09e4cdbfea42d1edadd3e671c238878f
diff --git a/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/KubevirtRouterAdminService.java b/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/KubevirtRouterAdminService.java
new file mode 100644
index 0000000..c963551
--- /dev/null
+++ b/apps/kubevirt-networking/api/src/main/java/org/onosproject/kubevirtnetworking/api/KubevirtRouterAdminService.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2021-present Open Networking Foundation
+ *
+ * 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.kubevirtnetworking.api;
+
+/**
+ * Service for administering the inventory of kubevirt router service.
+ */
+public interface KubevirtRouterAdminService extends KubevirtRouterService {
+
+    /**
+     * Creates a kubevirt router with the given information.
+     *
+     * @param router a new router
+     */
+    void createRouter(KubevirtRouter router);
+
+    /**
+     * Updates the kubevirt router with the given information.
+     *
+     * @param router the updated router
+     */
+    void updateRouter(KubevirtRouter router);
+
+    /**
+     * Removes the router.
+     *
+     * @param name router name
+     */
+    void removeRouter(String name);
+
+    /**
+     * Removes all routers.
+     */
+    void clear();
+}