jdk/test/hotspot/jtreg/runtime/cds/appcds/aotCache/CloseSystemOut.java
2025-11-19 20:58:23 +00:00

83 lines
2.7 KiB
Java

/*
* Copyright (c) 2025, 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
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*/
/*
* @test
* @summary AOT configuration should not be corrupted even if the app closes System.out in the training run
* @bug 8371944
* @library /test/jdk/lib/testlibrary /test/lib
* @build CloseSystemOut
* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar CloseSystemOutApp
* @run driver CloseSystemOut
*/
import java.io.PrintWriter;
import jdk.test.lib.cds.CDSAppTester;
import jdk.test.lib.helpers.ClassFileInstaller;
import jdk.test.lib.process.OutputAnalyzer;
public class CloseSystemOut {
static final String appJar = ClassFileInstaller.getJarPath("app.jar");
static final String mainClass = "CloseSystemOutApp";
public static void main(String[] args) throws Exception {
Tester tester = new Tester();
tester.run(new String[] {"AOT", "--two-step-training"} );
}
static class Tester extends CDSAppTester {
public Tester() {
super(mainClass);
}
@Override
public String classpath(RunMode runMode) {
return appJar;
}
@Override
public String[] appCommandLine(RunMode runMode) {
return new String[] {mainClass};
}
@Override
public void checkExecution(OutputAnalyzer out, RunMode runMode) {
if (runMode != RunMode.ASSEMBLY) {
out.shouldContain("Hello Confused World");
}
}
}
}
class CloseSystemOutApp {
public static void main(String args[]) {
// Naive code that ends up closing System.out/err when we
// leave the "try" block
try (var err = new PrintWriter(System.err);
var out = new PrintWriter(System.out)) {
out.println("Hello Confused World");
}
}
}