[ONOS-3376] Create arp_tpa selector to onos

Change-Id: I4b40b5cd3862d470db8d12e7f6098f36777f982a
diff --git a/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java b/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
index 8c51110..65570f8 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
@@ -23,6 +23,7 @@
 import java.util.Set;
 import java.util.TreeSet;
 
+import org.onlab.packet.Ip4Address;
 import org.onlab.packet.Ip6Address;
 import org.onlab.packet.IpPrefix;
 import org.onlab.packet.MacAddress;
@@ -353,6 +354,11 @@
         }
 
         @Override
+        public Builder matchArpTpa(Ip4Address addr) {
+            return add(Criteria.matchArpTpa(addr));
+        }
+
+        @Override
         public Builder matchArpTha(MacAddress addr) {
             return add(Criteria.matchArpTha(addr));
         }