--- /dev/null	2018-05-14 10:15:02.574213890 -0700
+++ new/test/hotspot/jtreg/vmTestbase/vm/runtime/defmeth/shared/data/Visitor.java	2018-05-21 10:53:17.429502617 -0700
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package vm.runtime.defmeth.shared.data;
+
+import vm.runtime.defmeth.shared.data.method.body.ReturnNewInstanceBody;
+import vm.runtime.defmeth.shared.data.method.body.ReturnNullBody;
+import vm.runtime.defmeth.shared.data.method.param.NewInstanceParam;
+import vm.runtime.defmeth.shared.data.method.param.LongParam;
+import vm.runtime.defmeth.shared.data.method.result.IntResult;
+import vm.runtime.defmeth.shared.data.method.param.IntParam;
+import vm.runtime.defmeth.shared.data.method.param.FloatParam;
+import vm.runtime.defmeth.shared.data.method.body.EmptyBody;
+import vm.runtime.defmeth.shared.data.method.param.DoubleParam;
+import vm.runtime.defmeth.shared.data.method.DefaultMethod;
+import vm.runtime.defmeth.shared.data.method.ConcreteMethod;
+import vm.runtime.defmeth.shared.data.method.body.CallMethod;
+import vm.runtime.defmeth.shared.data.method.AbstractMethod;
+import vm.runtime.defmeth.shared.data.method.Method;
+import vm.runtime.defmeth.shared.data.method.body.ReturnIntBody;
+import vm.runtime.defmeth.shared.data.method.body.ThrowExBody;
+import vm.runtime.defmeth.shared.data.method.result.ThrowExResult;
+import vm.runtime.defmeth.shared.data.method.param.StringParam;
+import vm.runtime.defmeth.shared.data.Clazz;
+import vm.runtime.defmeth.shared.data.Interface;
+import vm.runtime.defmeth.shared.data.*;
+
+/**
+ * Visitor for vm.runtime.defmeth.shared.data.* class hierarchy.
+ */
+public interface Visitor {
+
+    // extends Clazz
+    public void visitClass        (        Clazz  clz);
+    public void visitConcreteClass(ConcreteClass  clz);
+    public void visitInterface    (    Interface intf);
+
+    // extends Method
+    public void visitMethod        (        Method m);
+    public void visitConcreteMethod(ConcreteMethod m);
+    public void visitAbstractMethod(AbstractMethod m);
+    public void visitDefaultMethod ( DefaultMethod m);
+
+    public void visitTester(                Tester t);
+
+    // implements MethodBody
+    public void visitThrowExBody          (          ThrowExBody body);
+    public void visitReturnIntBody        (        ReturnIntBody body);
+    public void visitReturnNullBody       (       ReturnNullBody body);
+    public void visitEmptyBody            (            EmptyBody body);
+    public void visitCallMethod           (           CallMethod call);
+    public void visitReturnNewInstanceBody(ReturnNewInstanceBody body);
+
+    // implements Result
+    public void visitResultInt     (    IntResult res);
+    public void visitResultThrowExc(ThrowExResult res);
+    public void visitResultIgnore  ();
+
+    // implements Param
+    public void visitParamInt        (        IntParam i);
+    public void visitParamLong       (       LongParam l);
+    public void visitParamFloat      (      FloatParam f);
+    public void visitParamDouble     (     DoubleParam d);
+    public void visitParamString     (     StringParam  str);
+    public void visitParamNewInstance(NewInstanceParam type);
+    public void visitParamNull       ();
+}