/* * Copyright (c) 2016, 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 DumpLoadedClassList should exclude generated classes, classes in bootclasspath/a and * --patch-module. * @requires vm.cds * @library /test/lib * @modules java.base/jdk.internal.misc * jdk.jartool/sun.tools.jar * @compile test-classes/ArrayListTest.java * @run main DumpClassList */ import jdk.test.lib.compiler.InMemoryJavaCompiler; import jdk.test.lib.process.OutputAnalyzer; import jdk.test.lib.process.ProcessTools; public class DumpClassList { public static void main(String[] args) throws Exception { // build The app String[] appClass = new String[] {"ArrayListTest"}; String classList = "app.list"; JarBuilder.build("app", appClass[0]); String appJar = TestCommon.getTestJar("app.jar"); // build patch-module String source = "package java.lang; " + "public class NewClass { " + " static { " + " System.out.println(\"NewClass\"); "+ " } " + "}"; ClassFileInstaller.writeClassToDisk("java/lang/NewClass", InMemoryJavaCompiler.compile("java.lang.NewClass", source, "--patch-module=java.base"), System.getProperty("test.classes")); String patchJar = JarBuilder.build("javabase", "java/lang/NewClass"); // build bootclasspath/a String source2 = "package boot.append; " + "public class Foo { " + " static { " + " System.out.println(\"Foo\"); " + " } " + "}"; ClassFileInstaller.writeClassToDisk("boot/append/Foo", InMemoryJavaCompiler.compile("boot.append.Foo", source2), System.getProperty("test.classes")); String appendJar = JarBuilder.build("bootappend", "boot/append/Foo"); // dump class list ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( true, "-XX:DumpLoadedClassList=" + classList, "--patch-module=java.base=" + patchJar, "-Xbootclasspath/a:" + appendJar, "-cp", appJar, appClass[0]); OutputAnalyzer output = TestCommon.executeAndLog(pb, "dumpClassList"); TestCommon.checkExecReturn(output, 0, true, "hello world", "skip writing class java/lang/NewClass") // skip classes outside of jrt image .shouldNotContain("skip writing class boot/append/Foo"); // but classes on -Xbootclasspath/a should not be skipped output = TestCommon.createArchive(appJar, appClass, "-Xbootclasspath/a:" + appendJar, "-Xlog:class+load", "-XX:SharedClassListFile=" + classList); TestCommon.checkDump(output) .shouldNotContain("Preload Warning: Cannot find java/lang/invoke/LambdaForm") .shouldNotContain("Preload Warning: Cannot find boot/append/Foo") .shouldContain("[info][class,load] boot.append.Foo"); } }