diff --git a/JavassistTest/src/sample/A.java b/JavassistTest/src/sample/A.java
new file mode 100644
index 0000000..50a856f
--- /dev/null
+++ b/JavassistTest/src/sample/A.java
@@ -0,0 +1,10 @@
+package sample;
+
+public class A {
+	F f = new F();
+	D d = new D();
+
+	public void m() {
+		d.passB(f, 10);
+	}
+}