/* * Copyright (c) 2015, 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 8132734 8144062 8159785 * @summary Test that URL connections to multi-release jars can be runtime versioned * @library /lib/testlibrary/java/util/jar * @modules jdk.compiler * jdk.httpserver * jdk.jartool * @build Compiler JarBuilder CreateMultiReleaseTestJars SimpleHttpServer * @run testng MultiReleaseJarURLConnection */ import java.io.IOException; import java.io.InputStream; import java.lang.invoke.MethodHandle; import java.lang.invoke.MethodHandles; import java.lang.invoke.MethodType; import java.net.JarURLConnection; import java.net.URL; import java.net.URLClassLoader; import java.net.URLConnection; import java.nio.file.Files; import java.nio.file.Paths; import java.util.Enumeration; import java.util.jar.JarFile; import org.testng.Assert; import org.testng.annotations.AfterClass; import org.testng.annotations.BeforeClass; import org.testng.annotations.DataProvider; import org.testng.annotations.Test; public class MultiReleaseJarURLConnection { String userdir = System.getProperty("user.dir","."); String unversioned = userdir + "/unversioned.jar"; String unsigned = userdir + "/multi-release.jar"; String signed = userdir + "/signed-multi-release.jar"; SimpleHttpServer server; @BeforeClass public void initialize() throws Exception { CreateMultiReleaseTestJars creator = new CreateMultiReleaseTestJars(); creator.compileEntries(); creator.buildUnversionedJar(); creator.buildMultiReleaseJar(); creator.buildSignedMultiReleaseJar(); server = new SimpleHttpServer(); server.start(); } @AfterClass public void close() throws IOException { // Windows requires server to stop before file is deleted if (server != null) server.stop(); Files.delete(Paths.get(unversioned)); Files.delete(Paths.get(unsigned)); Files.delete(Paths.get(signed)); } @DataProvider(name = "data") public Object[][] createData() { return new Object[][]{ {"unversioned", unversioned}, {"unsigned", unsigned}, {"signed", signed} }; } @Test(dataProvider = "data") public void testRuntimeVersioning(String style, String file) throws Exception { String urlFile = "jar:file:" + file + "!/"; String baseUrlEntry = urlFile + "version/Version.java"; String rtreturn = "return " + Runtime.version().major(); Assert.assertTrue(readAndCompare(new URL(baseUrlEntry), "return 8")); // #runtime is "magic" for a multi-release jar, but not for unversioned jar Assert.assertTrue(readAndCompare(new URL(baseUrlEntry + "#runtime"), style.equals("unversioned") ? "return 8" : rtreturn)); // #fragment or any other fragment is not magic Assert.assertTrue(readAndCompare(new URL(baseUrlEntry + "#fragment"), "return 8")); // cached entities not affected Assert.assertTrue(readAndCompare(new URL(baseUrlEntry), "return 8")); // the following tests will not work with unversioned jars if (style.equals("unversioned")) return; // direct access to versioned entry String versUrlEntry = urlFile + "META-INF/versions/" + Runtime.version().major() + "/version/Version.java"; Assert.assertTrue(readAndCompare(new URL(versUrlEntry), rtreturn)); // adding any fragment does not change things Assert.assertTrue(readAndCompare(new URL(versUrlEntry + "#runtime"), rtreturn)); Assert.assertTrue(readAndCompare(new URL(versUrlEntry + "#fragment"), rtreturn)); // it really doesn't change things versUrlEntry = urlFile + "META-INF/versions/10/version/Version.java"; Assert.assertTrue(readAndCompare(new URL(versUrlEntry), "return 10")); Assert.assertTrue(readAndCompare(new URL(versUrlEntry + "#runtime"), "return 10")); Assert.assertTrue(readAndCompare(new URL(versUrlEntry + "#fragment"), "return 10")); } @Test(dataProvider = "data") public void testCachedJars(String style, String file) throws Exception { String urlFile = "jar:file:" + file + "!/"; URL rootUrl = new URL(urlFile); JarURLConnection juc = (JarURLConnection)rootUrl.openConnection(); JarFile rootJar = juc.getJarFile(); Runtime.Version root = rootJar.getVersion(); URL runtimeUrl = new URL(urlFile + "#runtime"); juc = (JarURLConnection)runtimeUrl.openConnection(); JarFile runtimeJar = juc.getJarFile(); Runtime.Version runtime = runtimeJar.getVersion(); if (style.equals("unversioned")) { Assert.assertEquals(root, runtime); } else { Assert.assertNotEquals(root, runtime); } juc = (JarURLConnection)rootUrl.openConnection(); JarFile jar = juc.getJarFile(); Assert.assertEquals(jar.getVersion(), root); Assert.assertEquals(jar, rootJar); juc = (JarURLConnection)runtimeUrl.openConnection(); jar = juc.getJarFile(); Assert.assertEquals(jar.getVersion(), runtime); Assert.assertEquals(jar, runtimeJar); rootJar.close(); runtimeJar.close(); jar.close(); // probably not needed } @DataProvider(name = "resourcedata") public Object[][] createResourceData() throws Exception { return new Object[][]{ {"unversioned", Paths.get(unversioned).toUri().toURL()}, {"unsigned", Paths.get(unsigned).toUri().toURL()}, {"signed", Paths.get(signed).toUri().toURL()}, {"unversioned", new URL("file:" + unversioned)}, {"unsigned", new URL("file:" + unsigned)}, {"signed", new URL("file:" + signed)}, {"unversioned", new URL("jar:file:" + unversioned + "!/")}, {"unsigned", new URL("jar:file:" + unsigned + "!/")}, {"signed", new URL("jar:file:" + signed + "!/")}, // external jar received via http protocol {"http", new URL("jar:http://localhost:" + server.getPort() + "/multi-release.jar!/")}, {"http", new URL("http://localhost:" + server.getPort() + "/multi-release.jar")}, }; } @Test(dataProvider = "resourcedata") public void testResources(String style, URL url) throws Throwable { //System.out.println(" testing " + style + " url: " + url); URL[] urls = {url}; URLClassLoader cldr = new URLClassLoader(urls); Class vcls = cldr.loadClass("version.Version"); // verify we are loading a runtime versioned class MethodType mt = MethodType.methodType(int.class); MethodHandle mh = MethodHandles.lookup().findVirtual(vcls, "getVersion", mt); Assert.assertEquals((int)mh.invoke(vcls.newInstance()), style.equals("unversioned") ? 8 : Runtime.version().major()); // now get a resource and verify that we don't have a fragment attached Enumeration vclsUrlEnum = cldr.getResources("version/Version.class"); Assert.assertTrue(vclsUrlEnum.hasMoreElements()); URL vclsUrls[] = new URL[] { vcls.getResource("/version/Version.class"), vcls.getResource("Version.class"), cldr.getResource("version/Version.class"), vclsUrlEnum.nextElement() }; Assert.assertFalse(vclsUrlEnum.hasMoreElements()); for (URL vclsUrl : vclsUrls) { String fragment = vclsUrl.getRef(); Assert.assertNull(fragment); // and verify that the the url is a reified pointer to the runtime entry String rep = vclsUrl.toString(); //System.out.println(" getResource(\"/version/Version.class\") returned: " + rep); if (style.equals("http")) { Assert.assertTrue(rep.startsWith("jar:http:")); } else { Assert.assertTrue(rep.startsWith("jar:file:")); } String suffix; if (style.equals("unversioned")) { suffix = ".jar!/version/Version.class"; } else { suffix = ".jar!/META-INF/versions/" + Runtime.version().major() + "/version/Version.class"; } Assert.assertTrue(rep.endsWith(suffix)); } cldr.close(); } private boolean readAndCompare(URL url, String match) throws Exception { boolean result; // necessary to do it this way, instead of openStream(), so we can // close underlying JarFile, otherwise windows can't delete the file URLConnection conn = url.openConnection(); try (InputStream is = conn.getInputStream()) { byte[] bytes = is.readAllBytes(); result = (new String(bytes)).contains(match); } if (conn instanceof JarURLConnection) { ((JarURLConnection)conn).getJarFile().close(); } return result; } }