| /* |
| * Copyright (c) 2017, 2018, 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 8046171 8211065 |
| * @summary Setup nestmate calls to private methods then use |
| * modified jcod classes to introduce errors. Test with |
| * and without verification enabled |
| * @compile TestInvokeErrors.java |
| * @compile MissingMethod.jcod |
| * MissingMethodWithSuper.jcod |
| * MissingNestHost.jcod |
| * @run main TestInvokeErrors true |
| * @run main/othervm -Xverify:none TestInvokeErrors false |
| */ |
| |
| public class TestInvokeErrors { |
| |
| static class Nested { |
| private void priv_invoke() { |
| System.out.println("Nested::priv_invoke"); |
| } |
| } |
| |
| static class MissingMethod { |
| // jcod version will rename this method to not_priv_invoke |
| private void priv_invoke() { |
| System.out.println("MissingMethod::priv_invoke"); |
| } |
| } |
| |
| static class MissingMethodWithSuper extends Nested { |
| // jcod version will rename this method to not_priv_invoke |
| private void priv_invoke() { |
| System.out.println("MissingMethodWithSuper::priv_invoke"); |
| } |
| } |
| |
| static class MissingNestHost { |
| // jcod version will change NestHost to a non-existent class |
| private void priv_invoke() { |
| System.out.println("MissingNestHost::priv_invoke"); |
| } |
| } |
| |
| // Helper class adds a level of indirection to avoid the main class |
| // failing verification if these tests are written directly in main. |
| // That can only happen if using invokespecial for nestmate invocation. |
| static class Helper { |
| static void doTest() { |
| try { |
| MissingNestHost m = new MissingNestHost(); |
| m.priv_invoke(); |
| throw new Error("Unexpected success invoking MissingNestHost.priv_invoke"); |
| } |
| catch (NoClassDefFoundError ncdfe) { |
| System.out.println("Got expected exception:" + ncdfe); |
| } |
| } |
| } |
| |
| public static void main(String[] args) throws Throwable { |
| // some errors change depending on whether they are caught by the |
| // verifier first |
| boolean verifying = Boolean.parseBoolean(args[0]); |
| System.out.println("Verification is " + |
| (verifying ? "enabled" : "disabled")); |
| |
| try { |
| MissingMethod m = new MissingMethod(); |
| m.priv_invoke(); |
| throw new Error("Unexpected success invoking MissingMethod.priv_invoke"); |
| } |
| catch (NoSuchMethodError nsme) { |
| System.out.println("Got expected exception:" + nsme); |
| } |
| |
| // This test was revised to expect successful invocation of the |
| // super class method - see JDK-8211065 |
| MissingMethodWithSuper m = new MissingMethodWithSuper(); |
| m.priv_invoke(); |
| |
| // Verification of Helper will trigger the nestmate access check failure |
| try { |
| Helper.doTest(); |
| } |
| catch (NoClassDefFoundError ncdfe) { |
| if (verifying) |
| System.out.println("Got expected exception:" + ncdfe); |
| else |
| throw new Error("Unexpected error loading Helper class with verification disabled"); |
| } |
| } |
| } |