Refactor: restrict package access level, replace for with foreach

Change-Id: I6197d62076b4530fbbbfdf3c1b9956c3861cc22d
diff --git a/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispDistinguishedNameAddress.java b/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispDistinguishedNameAddress.java
index d2fe1b3..5dd8e38 100644
--- a/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispDistinguishedNameAddress.java
+++ b/protocols/lisp/msg/src/main/java/org/onosproject/lisp/msg/types/LispDistinguishedNameAddress.java
@@ -106,8 +106,8 @@
                                                     throws LispWriterException {
             String distinguishedName = address.getDistinguishedName();
             byte[] nameBytes = distinguishedName.getBytes();
-            for (int i = 0; i < nameBytes.length; i++) {
-                byteBuf.writeByte(nameBytes[i]);
+            for (byte nameByte : nameBytes) {
+                byteBuf.writeByte(nameByte);
             }
         }
     }