[ONOS-4718] Initial implementation of LISP address serializer

Change-Id: I71e1923f6daf1abdf2bf9798a9e421c81926a45c
diff --git a/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispNoAddress.java b/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispNoAddress.java
index 592250d..a8894eb 100644
--- a/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispNoAddress.java
+++ b/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispNoAddress.java
@@ -17,6 +17,7 @@
 
 import io.netty.buffer.ByteBuf;
 import org.onosproject.lisp.msg.exceptions.LispParseError;
+import org.onosproject.lisp.msg.exceptions.LispWriterException;
 
 /**
  * No address.
@@ -40,4 +41,15 @@
             return new LispNoAddress();
         }
     }
+
+    /**
+     * LISP no address writer class.
+     */
+    public static class NoAddressWriter implements LispAddressWriter<LispNoAddress> {
+
+        @Override
+        public void writeTo(ByteBuf byteBuf, LispNoAddress address) throws LispWriterException {
+
+        }
+    }
 }