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src/jdk.jcmd/share/classes/sun/tools/jstat/ExpressionResolver.java
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@@ -1,7 +1,7 @@
/*
- * Copyright (c) 2004, 2010, 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
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
@@ -71,11 +71,11 @@
if (m == null) {
if (debug) {
System.err.println("Warning: Unresolved Symbol: "
+ id.getName() + " substituted NaN");
}
- return new Literal(Double.valueOf(Double.NaN));
+ return new Literal(e.isRequired() ? 0.0d : Double.NaN);
}
if (m.getVariability() == Variability.CONSTANT) {
if (debug) {
System.out.println("Converting constant " + id.getName()
+ " to literal with value "
@@ -129,11 +129,13 @@
System.out.println("Converting expression " + e
+ " (left = " + ln.doubleValue() + ")"
+ " (right = " + rn.doubleValue() + ")"
+ " to literal value " + result);
}
- return new Literal(Double.valueOf(result));
+ var literal = new Literal(result);
+ literal.setRequired(e.isRequired());
+ return literal;
}
}
if (l != null && r == null) {
return l;
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