2c74ca8c08
Corrected SpreadNullArg.java test to expect NullPointerException after 8157246 fix Reviewed-by: dcubed, mchung
70 lines
2.3 KiB
Java
70 lines
2.3 KiB
Java
/*
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* Copyright (c) 2011 SAP SE. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test SpreadNullArg
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* @bug 7141637
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* @summary verifies that the MethodHandle spread adapter can gracefully handle null arguments.
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*
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* @run main compiler.runtime.SpreadNullArg
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* @author volker.simonis@gmail.com
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*/
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package compiler.runtime;
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import java.lang.invoke.MethodHandle;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.MethodType;
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public class SpreadNullArg {
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public static void main(String args[]) {
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MethodType mt_ref_arg = MethodType.methodType(int.class, Integer.class);
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MethodHandle mh_spreadInvoker = MethodHandles.spreadInvoker(mt_ref_arg, 0);
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MethodHandle mh_spread_target;
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int result = 42;
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try {
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mh_spread_target =
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MethodHandles.lookup().findStatic(SpreadNullArg.class, "target_spread_arg", mt_ref_arg);
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result = (int) mh_spreadInvoker.invokeExact(mh_spread_target, (Object[]) null);
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throw new Error("Expected NullPointerException was not thrown");
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} catch (NullPointerException e) {
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System.out.println("Expected exception : " + e);
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} catch (Throwable e) {
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throw new Error(e);
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}
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if (result != 42) {
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throw new Error("result [" + result
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+ "] != 42 : Expected NullPointerException was not thrown?");
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}
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}
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public static int target_spread_arg(Integer i1) {
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return i1.intValue();
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}
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}
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