| /* |
| * Copyright (c) 2016, 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 8153665 |
| * @summary Test two URLClassLoader define Package object of the same name |
| * @library /lib/testlibrary |
| * @build CompilerUtils |
| * @run testng SplitPackage |
| */ |
| |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.nio.file.StandardCopyOption; |
| import java.util.jar.Manifest; |
| |
| import org.testng.annotations.BeforeTest; |
| import org.testng.annotations.Test; |
| import static org.testng.Assert.*; |
| |
| public class SplitPackage { |
| private static final Path SRC_DIR = Paths.get(System.getProperty("test.src", ".")); |
| private static final Path FOO_DIR = Paths.get("foo"); |
| private static final Path BAR_DIR = Paths.get("bar"); |
| |
| @BeforeTest |
| private void setup() throws Exception { |
| Files.createDirectory(BAR_DIR); |
| |
| Path pkgDir = Paths.get("p"); |
| // compile classes in package p |
| assertTrue(CompilerUtils.compile(SRC_DIR.resolve(pkgDir), BAR_DIR)); |
| |
| // move p.Foo to a different directory |
| Path foo = pkgDir.resolve("Foo.class"); |
| Files.createDirectories(FOO_DIR.resolve(pkgDir)); |
| Files.move(BAR_DIR.resolve(foo), FOO_DIR.resolve(foo), |
| StandardCopyOption.REPLACE_EXISTING); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| URLClassLoader loader1 = new URLClassLoader(new URL[] { |
| FOO_DIR.toUri().toURL() |
| }); |
| Loader loader2 = new Loader(new URL[] { |
| BAR_DIR.toUri().toURL() |
| }, loader1); |
| |
| Class<?> foo = Class.forName("p.Foo", true, loader2); |
| Class<?> bar = Class.forName("p.Bar", true, loader2); |
| Class<?> baz = Class.forName("p.Baz", true, loader2); |
| |
| Package pForFoo = loader1.getDefinedPackage("p"); |
| Package pForBar = loader2.getDefinedPackage("p"); |
| |
| assertEquals(pForFoo.getName(), pForBar.getName()); |
| assertTrue(pForFoo != pForBar); |
| |
| try { |
| loader2.defineSplitPackage("p"); |
| } catch (IllegalArgumentException e) { |
| |
| } |
| } |
| |
| static class Loader extends URLClassLoader { |
| Loader(URL[] urls, URLClassLoader parent) { |
| super(urls, parent); |
| } |
| |
| public Package defineSplitPackage(String name) { |
| Manifest manifest = new Manifest(); |
| return super.definePackage(name, manifest, null); |
| } |
| } |
| } |
| |