src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/ir/visitor/NodeVisitor.java

*** 31,40 ****
--- 31,41 ----
  import jdk.nashorn.internal.ir.BlockStatement;
  import jdk.nashorn.internal.ir.BreakNode;
  import jdk.nashorn.internal.ir.CallNode;
  import jdk.nashorn.internal.ir.CaseNode;
  import jdk.nashorn.internal.ir.CatchNode;
+ import jdk.nashorn.internal.ir.ClassNode;
  import jdk.nashorn.internal.ir.ContinueNode;
  import jdk.nashorn.internal.ir.DebuggerNode;
  import jdk.nashorn.internal.ir.EmptyNode;
  import jdk.nashorn.internal.ir.ErrorNode;
  import jdk.nashorn.internal.ir.ExpressionStatement;
*** 895,901 ****
--- 896,920 ----
       */
      public Node leaveWithNode(final WithNode withNode) {
          return leaveDefault(withNode);
      }
  
+     /**
+      * Callback for entering a ClassNode
+      *
+      * @param  classNode  the node
+      * @return true if traversal should continue and node children be traversed, false otherwise
+      */
+     public boolean enterClassNode(final ClassNode classNode) {
+         return enterDefault(classNode);
+     }
  
+     /**
+      * Callback for leaving a ClassNode
+      *
+      * @param  classNode  the node
+      * @return processed node, which will replace the original one, or the original node
+      */
+     public Node leaveClassNode(final ClassNode classNode) {
+         return leaveDefault(classNode);
+     }
  }