ONOS-1896 Modify Application Subsystem to support Security-Mode ONOS

Change-Id: Ie3686e0d5071f9f6e946bc48ed7562bb2f5ec413
diff --git a/core/api/src/main/java/org/onosproject/core/ApplicationRole.java b/core/api/src/main/java/org/onosproject/core/ApplicationRole.java
new file mode 100644
index 0000000..71ae1e3
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/core/ApplicationRole.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2015 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.core;
+
+public enum ApplicationRole {
+    /**
+     * Indicates that an application has an ADMIN role.
+     */
+    ADMIN,
+
+    /**
+     * Indicates that an application has a REGULAR role.
+     */
+    REGULAR,
+
+    /**
+     * Indicates that an application role has not been specified.
+     */
+    UNSPECIFIED,
+
+    /**
+     * More useful roles may be defined.
+     */
+}