--- old/src/jdk.jcmd/share/classes/sun/tools/jstat/ExpressionEvaluator.java	2018-03-22 19:27:36.589452722 +0900
+++ new/src/jdk.jcmd/share/classes/sun/tools/jstat/ExpressionEvaluator.java	2018-03-22 19:27:36.263451925 +0900
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2004, 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
@@ -35,5 +35,5 @@
  * @since 1.5
  */
 interface ExpressionEvaluator {
-    Object evaluate(Expression e) throws MonitorException;
+    Object evaluate(Expression e, boolean isForcibly) throws MonitorException;
 }