/* * Copyright (c) 2017, 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 * @summary Test access to private constructors in the hierarchy that are * outside the nest * @compile TestConstructorHierarchy.java * @compile ExternalSuper.jcod * ExternalSub.jcod * @run main TestConstructorHierarchy */ public class TestConstructorHierarchy { static class NestedA extends ExternalSuper { private NestedA() {} protected NestedA(int i) {} // for compile-time only } // Access to private members of classes outside the nest is // not permitted. These tests should throw IllegalAccessError // at runtime. To allow them to compile the classes below are // defined with public members. We then replace those class files // with jcod variants that make the member private again. public static void main(String[] args) throws Throwable { try { new ExternalSuper(); throw new Error("Unexpected construction of ExternalSuper"); } catch (IllegalAccessError iae) { if (iae.getMessage().contains("class TestConstructorHierarchy tried to access method ExternalSuper.()V")) { System.out.println("Got expected exception constructing ExternalSuper: " + iae); } else throw new Error("Unexpected IllegalAccessError: " + iae); } try { new NestedA(); throw new Error("Unexpected construction of NestedA and supers"); } catch (IllegalAccessError iae) { if (iae.getMessage().contains("class TestConstructorHierarchy$NestedA tried to access method ExternalSuper.()V")) { System.out.println("Got expected exception constructing NestedA: " + iae); } else throw new Error("Unexpected IllegalAccessError: " + iae); } try { new ExternalSub(); throw new Error("Unexpected construction of ExternalSub"); } catch (IllegalAccessError iae) { if (iae.getMessage().contains("class ExternalSub tried to access method TestConstructorHierarchy$NestedA.()V")) { System.out.println("Got expected exception constructing ExternalSub: " + iae); } else throw new Error("Unexpected IllegalAccessError: " + iae); } } } // Classes that are not part of the nest. // Being non-public allows us to declare them in this file. // The constructor is public to allow this file to compile, but // the jcod files change it back to private. class ExternalSuper { public ExternalSuper() { } } class ExternalSub extends TestConstructorHierarchy.NestedA { public ExternalSub() { super(0); // this is changed to super() in jcod file } }