/* * Copyright (c) 2015, 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 * @summary Testing the loading of a class with the same name in two different class loaders. * * @requires vm.cds * @requires vm.cds.custom.loaders * * @library /test/lib /test/hotspot/jtreg/runtime/cds * @modules java.base/jdk.internal.misc * java.management * jdk.jartool/sun.tools.jar * @compile test-classes/CustomLoadee.java * test-classes/CustomLoadee3.java * test-classes/SameNameUnrelatedLoaders.java * @build sun.hotspot.WhiteBox * @run driver ClassFileInstaller sun.hotspot.WhiteBox * @run driver SameNameInTwoLoadersTest */ import jdk.test.lib.process.OutputAnalyzer; import sun.hotspot.WhiteBox; public class SameNameInTwoLoadersTest { private static String appJar; private static String customJar; private static String useWbParam; public static void main(String[] args) throws Exception { appJar = JarBuilder.build("SameNameInTwoLoadersTest", "SameNameUnrelatedLoaders"); customJar = JarBuilder.build("SameNameInTwoLoadersTest_custom", "CustomLoadee", "CustomLoadee3"); useWbParam = "-Xbootclasspath/a:" + JarBuilder.build(true, "WhiteBox", "sun/hotspot/WhiteBox");; // ====== unrelated loaders executeTestCase(getClassList_FP(), "SameNameUnrelatedLoaders", "FpBoth"); } private static void executeTestCase(String[] classlist, String testClass, String testCaseId) throws Exception { classlist[0] = testClass; TestCommon.testDump(appJar, classlist, useWbParam); OutputAnalyzer output = TestCommon.exec(appJar, // command-line arguments ... "--add-opens=java.base/java.security=ALL-UNNAMED", useWbParam, "-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI", testClass, customJar, testCaseId); TestCommon.checkExec(output); } // Single entry, no loader specified (FP method) private static String[] getClassList_FP() { return new String[] { "SameNameUnrelatedLoaders", "java/lang/Object id: 1", "CustomLoadee id: 10 super: 1 source: " + customJar, }; } }