8067854: bound java static method throws NPE when 'null' is used for this argument
authorsundar
Thu, 18 Dec 2014 16:33:33 +0530
changeset 28129 698b5aa53174
parent 28128 b34d00111a1f
child 28130 433d6755c5f8
8067854: bound java static method throws NPE when 'null' is used for this argument Reviewed-by: attila, hannesw
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/linker/BoundCallableLinker.java
nashorn/test/script/trusted/JDK-8067854.js
--- a/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/linker/BoundCallableLinker.java	Wed Dec 17 17:15:14 2014 +0530
+++ b/nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/linker/BoundCallableLinker.java	Thu Dec 18 16:33:33 2014 +0530
@@ -99,7 +99,7 @@
         MethodType newMethodType = descriptor.getMethodType().changeParameterType(0, callable.getClass());
         if (isCall) {
             // R(callable.class, T1, ...) => R(callable.class, boundThis.class, ...)
-            newMethodType = newMethodType.changeParameterType(1, boundThis.getClass());
+            newMethodType = newMethodType.changeParameterType(1, boundThis == null? Object.class : boundThis.getClass());
         }
         // R(callable.class[, boundThis.class], T2, ...) => R(callable.class[, boundThis.class], boundArg0.class, ..., boundArgn.class, T2, ...)
         for(int i = boundArgs.length; i-- > 0;) {
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/test/script/trusted/JDK-8067854.js	Thu Dec 18 16:33:33 2014 +0530
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2014, 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.
+ */
+
+/**
+ * JDK-8067854: bound java static method throws NPE when 'null' is used for this argument
+ *
+ * @test
+ * @run
+ */
+
+getProp = java.lang.System.getProperty;
+
+// bind this and an argument. "null" for this as getProperty is a
+// static method of java.lang.System
+getHome = Function.prototype.bind.call(getProp, null, "java.home");
+
+if (getHome() != getProp("java.home")) {
+    fail("getHome() failed to get java.home");
+}