d42bfef8a4
8225056: VM support for sealed classes 8227044: javax.lang.model for sealed classes 8227045: Preview APIs support for sealed classes 8227047: Javadoc for sealed types 8245854: JVM TI Specification for sealed classes Co-authored-by: Harold Seigel <harold.seigel@oracle.com> Co-authored-by: Jan Lahoda <jan.lahoda@oracle.com> Reviewed-by: mcimadamore, forax, darcy, dholmes, jlahoda, lfoltan, mchung, sspitsyn, vromero
66 lines
2.8 KiB
Java
66 lines
2.8 KiB
Java
/*
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* Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8225056
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* @compile planets/OuterPlanets.jcod planets/Mars.jcod
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* @compile --enable-preview -source ${jdk.version} planets/Neptune.java asteroids/Pluto.java
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* @run main/othervm --enable-preview SealedUnnamedModuleTest
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*/
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public class SealedUnnamedModuleTest {
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public static void main(String args[]) throws Throwable {
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// Classes Neptune, Mars, and Pluto all try to extend sealed class OuterPlanets.
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// Class OuterPlanets permits Nepturn and Pluto.
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// Test permitted subclass and superclass in unnamed module and same package.
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// This should succeed.
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Class neptune = Class.forName("planets.Neptune");
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// Test unpermitted subclass and superclass in unnamed module and same package.
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// This should fail.
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try {
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Class mars = Class.forName("planets.Mars");
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throw new RuntimeException("Expected IncompatibleClassChangeError exception not thrown");
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} catch (IncompatibleClassChangeError e) {
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if (!e.getMessage().contains("cannot inherit from sealed class")) {
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throw new RuntimeException("Wrong IncompatibleClassChangeError exception thrown: " + e.getMessage());
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}
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}
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// Test non-public permitted subclass and superclass in same unnamed module but
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// in different packages. This should fail.
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try {
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Class pluto = Class.forName("asteroids.Pluto");
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throw new RuntimeException("Expected IncompatibleClassChangeError exception not thrown");
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} catch (IncompatibleClassChangeError e) {
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if (!e.getMessage().contains("cannot inherit from sealed class")) {
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throw new RuntimeException("Wrong IncompatibleClassChangeError exception thrown: " + e.getMessage());
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}
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}
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}
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}
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