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111 lines
3.7 KiB
Java
111 lines
3.7 KiB
Java
/*
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* Copyright (c) 2026, 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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/*
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* @test
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* @summary AOT cache should be rejected if JAR file(s) in the classpath have changed
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* @bug 8377932
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* @requires vm.cds.supports.aot.class.linking
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* @library /test/lib
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* @build ChangedJarFile
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar MyTestApp OtherClass
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* @run driver ChangedJarFile AOT
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*/
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import jdk.jfr.Event;
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import jdk.test.lib.cds.CDSAppTester;
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import jdk.test.lib.helpers.ClassFileInstaller;
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import jdk.test.lib.process.OutputAnalyzer;
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public class ChangedJarFile {
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static final String appJar = ClassFileInstaller.getJarPath("app.jar");
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static final String mainClass = MyTestApp.class.getName();
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public static void main(String[] args) throws Exception {
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// Train and run with unchanged JAR file (which has OtherClass.class)
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Tester tester = new Tester();
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tester.run(args);
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// Run again with changed JAR file (which doesn't have OtherClass.class anymore)
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ClassFileInstaller.writeJar(appJar, "MyTestApp");
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// First disable AOT cache to verify test login
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tester.productionRun(new String[] {"-XX:AOTMode=off"},
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new String[] {"jarHasChanged"});
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// Now see if the AOT cache will be automatically disabled
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OutputAnalyzer out =
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tester.productionRun(new String[] {"-XX:AOTMode=auto", "-Xlog:aot"},
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new String[] {"jarHasChanged"});
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out.shouldMatch("This file is not the one used while building the " +
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"AOT cache: '.*app.jar',.* size has changed");
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}
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static class Tester extends CDSAppTester {
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public Tester() {
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super(mainClass);
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}
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@Override
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public String classpath(RunMode runMode) {
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return appJar;
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}
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@Override
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public String[] appCommandLine(RunMode runMode) {
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return new String[] { mainClass };
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}
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@Override
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public void checkExecution(OutputAnalyzer out, RunMode runMode) {
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}
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}
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}
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class MyTestApp {
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public static void main(String args[]) {
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boolean jarHasChanged = (args.length != 0);
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System.out.println("JAR has changed = " + (jarHasChanged));
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Class c = null;
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try {
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c = Class.forName("OtherClass");
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System.out.println("Other class = " + c);
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} catch (Throwable t) {
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if (!jarHasChanged) {
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throw new RuntimeException("OtherClass should have been loaded because JAR has not been changed yet", t);
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}
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}
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if (jarHasChanged && c != null) {
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throw new RuntimeException("OtherClass should not be in JAR file");
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}
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}
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}
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class OtherClass {}
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