1 /* 2 * Copyright (c) 2010, 2018, 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 /* 26 * @test 27 * @modules java.base/jdk.internal.misc 28 * 29 * @summary converted from VM Testbase vm/mlvm/anonloader/func/findByName. 30 * VM Testbase keywords: [feature_mlvm] 31 * VM Testbase readme: 32 * DESCRIPTION 33 * Try to find a class loaded using Unsafe.defineAnonymousClass through the VM system dictionary 34 * (using Class.forName()). It is an error when the class can be found in this way. 35 * 36 * @library /vmTestbase 37 * /test/lib 38 * @run driver jdk.test.lib.FileInstaller . . 39 * 40 * @comment build test class and indify classes 41 * @build vm.mlvm.anonloader.func.findByName.Test 42 * @run driver vm.mlvm.share.IndifiedClassesBuilder 43 * 44 * @run main/othervm vm.mlvm.anonloader.func.findByName.Test 45 */ 46 47 package vm.mlvm.anonloader.func.findByName; 48 49 import vm.mlvm.anonloader.share.AnonkTestee01; 50 import vm.mlvm.share.MlvmTest; 51 import vm.share.FileUtils; 52 import vm.share.UnsafeAccess; 53 54 public class Test extends MlvmTest { 55 private static final Class<?> PARENT = AnonkTestee01.class; 56 57 public boolean run() throws Exception { 58 try { 59 byte[] classBytes = FileUtils.readClass(PARENT.getName()); 60 Class<?> c = UnsafeAccess.unsafe.defineAnonymousClass(PARENT, 61 classBytes, null); 62 getLog().display("Anonymous class name: " + c.getName()); 63 Class.forName(c.getName()).newInstance(); 64 return false; 65 } catch ( ClassNotFoundException e ) { 66 return true; 67 } 68 } 69 70 public static void main(String[] args) { MlvmTest.launch(args); } 71 }