Add support for ARP_TPA, ARP_THA Set Field Instructions

Signed-off-by: souvikdas95 <souvikdas95@yahoo.co.in>
Change-Id: I9fe44d8ece8dd268bff4ec4befc31a8ea24ac9aa
diff --git a/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java b/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java
index 72cfd3f..ffad4f7 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficTreatment.java
@@ -505,6 +505,16 @@
         }
 
         @Override
+        public Builder setArpTpa(IpAddress addr) {
+            return add(Instructions.modArpTpa(addr));
+        }
+
+        @Override
+        public Builder setArpTha(MacAddress addr) {
+            return add(Instructions.modArpTha(addr));
+        }
+
+        @Override
         public Builder setArpOp(short op) {
             return add(Instructions.modL3ArpOp(op));
         }