[ONOS-5267] Rewrite LISP bootstrap class to use UDP rather than TCP

- Try to use MessageToMessageDecoder to decode DatagramPacket
- Use Bootstrap instead of ServerBootstrap in a way to use UDP
- Add a dummy LispController interface
- Remove unnecessary handlers from LispChannelInitializer
- Rename LispController to LispControllerBootstrap

Change-Id: I7d930f46ffb87d88b3449ba78e066d8b1c065093
diff --git a/protocols/lisp/ctl/src/main/java/org/onosproject/lisp/ctl/LispChannelHandler.java b/protocols/lisp/ctl/src/main/java/org/onosproject/lisp/ctl/LispChannelHandler.java
index 1cd8d0b..136831a 100644
--- a/protocols/lisp/ctl/src/main/java/org/onosproject/lisp/ctl/LispChannelHandler.java
+++ b/protocols/lisp/ctl/src/main/java/org/onosproject/lisp/ctl/LispChannelHandler.java
@@ -39,14 +39,16 @@
 
         if (msg instanceof LispMapRegister) {
             LispMapServer mapServer = new LispMapServer();
-            LispMapNotify mapNotify = (LispMapNotify) mapServer.process((LispMapRegister) msg);
+            LispMapNotify mapNotify =
+                    (LispMapNotify) mapServer.processMapRegister((LispMapRegister) msg);
 
             // TODO: deserialize mapNotify message and write to channel
         }
 
         if (msg instanceof LispMapRequest) {
             LispMapResolver mapResolver = new LispMapResolver();
-            LispMapReply mapReply = (LispMapReply) mapResolver.process((LispMapRequest) msg);
+            LispMapReply mapReply =
+                    (LispMapReply) mapResolver.processMapRequest((LispMapRequest) msg);
 
             // TODO: deserialize mapReply message and write to channel
         }