diff --git a/apps/test/samples/src/main/java/org/onosproject/flowrule/AppTestService.java b/apps/test/samples/src/main/java/org/onosproject/flowrule/AppTestService.java
new file mode 100644
index 0000000..ebe8391
--- /dev/null
+++ b/apps/test/samples/src/main/java/org/onosproject/flowrule/AppTestService.java
@@ -0,0 +1,8 @@
+package org.onosproject.flowrule;
+
+/**
+ * Applications test service.
+ */
+public interface AppTestService {
+
+}