1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 8059556 8158639 27 * 28 * @run main/othervm -Xbatch NullConstantReceiver 29 * @run main/othervm -Xbatch -XX:CompileCommand=exclude,*::run NullConstantReceiver 30 */ 31 32 import java.lang.invoke.MethodHandle; 33 import java.lang.invoke.MethodHandles; 34 import java.lang.invoke.MethodType; 35 36 public class NullConstantReceiver { 37 static final MethodHandle target; 38 static { 39 try { 40 target = MethodHandles.lookup().findVirtual(NullConstantReceiver.class, "test", MethodType.methodType(void.class)); 41 } catch (ReflectiveOperationException e) { 42 throw new Error(e); 43 } 44 } 45 46 public void test() {} 47 48 static void run() throws Throwable { 49 target.invokeExact((NullConstantReceiver) null); 50 } 51 52 public static void main(String[] args) throws Throwable { 53 for (int i = 0; i<15000; i++) { 54 try { 55 run(); 56 } catch (NullPointerException e) { 57 // expected 58 continue; 59 } 60 throw new AssertionError("NPE wasn't thrown"); 61 } 62 System.out.println("TEST PASSED"); 63 } 64 }