src/jdk.jcmd/share/classes/sun/tools/jstat/ExpressionExecuter.java

*** 1,7 ****
  /*
!  * Copyright (c) 2004, 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.  Oracle designates this
--- 1,7 ----
  /*
!  * 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
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 46,56 ****
      }
  
      /*
       * evaluate the given expression.
       */
!     public Object evaluate(Expression e) {
          if (e == null) {
              return null;
          }
  
          if (debug) {
--- 46,57 ----
      }
  
      /*
       * evaluate the given expression.
       */
!     @Override
!     public Object evaluate(Expression e, boolean isForcibly) {
          if (e == null) {
              return null;
          }
  
          if (debug) {
*** 79,92 ****
          Expression r = e.getRight();
  
          Operator op = e.getOperator();
  
          if (op == null) {
!             return evaluate(l);
          } else {
!             double lval = ((Number)evaluate(l)).doubleValue();
!             double rval = ((Number)evaluate(r)).doubleValue();
              double result = op.eval(lval, rval);
              if (debug) {
                  System.out.println("Performed Operation: " + lval + op + rval
                                     + " = " + result);
              }
--- 80,93 ----
          Expression r = e.getRight();
  
          Operator op = e.getOperator();
  
          if (op == null) {
!             return evaluate(l, isForcibly);
          } else {
!             double lval = ((Number)evaluate(l, isForcibly)).doubleValue();
!             double rval = ((Number)evaluate(r, isForcibly)).doubleValue();
              double result = op.eval(lval, rval);
              if (debug) {
                  System.out.println("Performed Operation: " + lval + op + rval
                                     + " = " + result);
              }