jdk-24/test/jdk/javax/security/auth/Subject/Synch2.java
Sean Mullan db85090553 8338411: Implement JEP 486: Permanently Disable the Security Manager
Co-authored-by: Sean Mullan <mullan@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Weijun Wang <weijun@openjdk.org>
Co-authored-by: Aleksei Efimov <aefimov@openjdk.org>
Co-authored-by: Brian Burkhalter <bpb@openjdk.org>
Co-authored-by: Daniel Fuchs <dfuchs@openjdk.org>
Co-authored-by: Harshitha Onkar <honkar@openjdk.org>
Co-authored-by: Joe Wang <joehw@openjdk.org>
Co-authored-by: Jorn Vernee <jvernee@openjdk.org>
Co-authored-by: Justin Lu <jlu@openjdk.org>
Co-authored-by: Kevin Walls <kevinw@openjdk.org>
Co-authored-by: Lance Andersen <lancea@openjdk.org>
Co-authored-by: Naoto Sato <naoto@openjdk.org>
Co-authored-by: Roger Riggs <rriggs@openjdk.org>
Co-authored-by: Brent Christian <bchristi@openjdk.org>
Co-authored-by: Stuart Marks <smarks@openjdk.org>
Co-authored-by: Ian Graves <igraves@openjdk.org>
Co-authored-by: Phil Race <prr@openjdk.org>
Co-authored-by: Erik Gahlin <egahlin@openjdk.org>
Co-authored-by: Jaikiran Pai <jpai@openjdk.org>
Reviewed-by: kevinw, aivanov, rriggs, lancea, coffeys, dfuchs, ihse, erikj, cjplummer, coleenp, naoto, mchung, prr, weijun, joehw, azvegint, psadhukhan, bchristi, sundar, attila
2024-11-12 17:16:15 +00:00

66 lines
2.2 KiB
Java

/*
* Copyright (c) 2003, 2024, 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 4892913
* @summary Subject.getPrivateCredentials not thread-safe against changes to
* principals
*/
import java.util.Iterator;
import java.util.Set;
import javax.security.auth.Subject;
import javax.security.auth.x500.X500Principal;
public class Synch2 {
static volatile boolean finished = false;
public static void main(String[] args) {
Subject subject = new Subject();
final Set principals = subject.getPrincipals();
principals.add(new X500Principal("CN=Alice"));
final Set credentials = subject.getPrivateCredentials();
credentials.add("Dummy credential");
new Thread() {
{
start();
}
public void run() {
X500Principal p = new X500Principal("CN=Bob");
while (!finished) {
principals.add(p);
principals.remove(p);
}
}
};
for (int i = 0; i < 1000; i++) {
synchronized (credentials) {
for (Iterator it = credentials.iterator(); it.hasNext(); ) {
it.next();
}
}
}
finished = true;
}
}