1 /* 2 * Copyright (c) 2016, 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 package org.graalvm.compiler.replacements.test; 24 25 import org.junit.Test; 26 27 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext; 28 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin; 29 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins; 30 31 import jdk.vm.ci.meta.ResolvedJavaMethod; 32 33 public class NullBytecodeExceptionTest extends BytecodeExceptionTest { 34 35 private static class Exceptions { 36 37 private static Object obj = null; 38 39 public static void throwNull() { 40 obj.toString(); 41 } 42 } 43 44 @Override 45 protected void registerPlugin(InvocationPlugins plugins) { 46 plugins.register(new InvocationPlugin() { 47 @Override 48 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) { 49 return throwBytecodeException(b, NullPointerException.class); 50 } 51 }, Exceptions.class, "throwNull"); 52 } 53 54 public static void nullSnippet() { 55 Exceptions.throwNull(); 56 } 57 58 @Test 59 public void testNullPointerException() { 60 test("nullSnippet"); 61 } 62 }