diff --git a/core/api/src/test/java/org/onosproject/net/intf/InterfaceServiceAdapter.java b/core/api/src/test/java/org/onosproject/net/intf/InterfaceServiceAdapter.java
new file mode 100644
index 0000000..8eb2214
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+++ b/core/api/src/test/java/org/onosproject/net/intf/InterfaceServiceAdapter.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2016-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.intf;
+
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.VlanId;
+import org.onosproject.net.ConnectPoint;
+
+import java.util.Set;
+
+/**
+ * Interface service adapter class for tests.
+ */
+public class InterfaceServiceAdapter implements InterfaceService {
+    @Override
+    public Set<Interface> getInterfaces() {
+        return null;
+    }
+
+    @Override
+    public Interface getInterfaceByName(ConnectPoint connectPoint, String name) {
+        return null;
+    }
+
+    @Override
+    public Set<Interface> getInterfacesByPort(ConnectPoint port) {
+        return null;
+    }
+
+    @Override
+    public Set<Interface> getInterfacesByIp(IpAddress ip) {
+        return null;
+    }
+
+    @Override
+    public Set<Interface> getInterfacesByVlan(VlanId vlan) {
+        return null;
+    }
+
+    @Override
+    public Interface getMatchingInterface(IpAddress ip) {
+        return null;
+    }
+
+    @Override
+    public Set<Interface> getMatchingInterfaces(IpAddress ip) {
+        return null;
+    }
+
+    @Override
+    public void addListener(InterfaceListener listener) {
+
+    }
+
+    @Override
+    public void removeListener(InterfaceListener listener) {
+
+    }
+}