9583e3657e
Co-authored-by: Ron Pressler <rpressler@openjdk.org> Co-authored-by: Alan Bateman <alanb@openjdk.org> Co-authored-by: Erik Österlund <eosterlund@openjdk.org> Co-authored-by: Andrew Haley <aph@openjdk.org> Co-authored-by: Rickard Bäckman <rbackman@openjdk.org> Co-authored-by: Markus Grönlund <mgronlun@openjdk.org> Co-authored-by: Leonid Mesnik <lmesnik@openjdk.org> Co-authored-by: Serguei Spitsyn <sspitsyn@openjdk.org> Co-authored-by: Chris Plummer <cjplummer@openjdk.org> Co-authored-by: Coleen Phillimore <coleenp@openjdk.org> Co-authored-by: Robbin Ehn <rehn@openjdk.org> Co-authored-by: Stefan Karlsson <stefank@openjdk.org> Co-authored-by: Thomas Schatzl <tschatzl@openjdk.org> Co-authored-by: Sergey Kuksenko <skuksenko@openjdk.org> Reviewed-by: lancea, eosterlund, rehn, sspitsyn, stefank, tschatzl, dfuchs, lmesnik, dcubed, kevinw, amenkov, dlong, mchung, psandoz, bpb, coleenp, smarks, egahlin, mseledtsov, coffeys, darcy
77 lines
2.8 KiB
Java
77 lines
2.8 KiB
Java
/*
|
|
* Copyright (c) 2020, 2022, 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 Verifies specific JVMTI functions work with current virtual thread passed as NULL.
|
|
* @compile --enable-preview -source ${jdk.version} NullAsCurrentThreadTest.java
|
|
* @run main/othervm/native --enable-preview -agentlib:NullAsCurrentThreadTest=EnableVirtualThreadSupport NullAsCurrentThreadTest
|
|
*/
|
|
|
|
public class NullAsCurrentThreadTest {
|
|
private static final String AGENT_LIB = "NullAsCurrentThreadTest";
|
|
private static void log (String msg) { System.out.println(msg); }
|
|
private static Object lock = new Object();
|
|
|
|
native static boolean failedStatus();
|
|
native static void testJvmtiFunctions();
|
|
|
|
static int factorial(int num) {
|
|
int fact = 1;
|
|
if (num > 1) {
|
|
fact = num * factorial(num - 1);
|
|
} else {
|
|
testJvmtiFunctions();
|
|
}
|
|
return fact;
|
|
}
|
|
|
|
final Runnable pinnedTask = () -> {
|
|
synchronized (lock) {
|
|
int fact = factorial(10);
|
|
log("Java App: Factorial(10) = " + fact);
|
|
}
|
|
};
|
|
|
|
void runTest() throws Exception {
|
|
Thread vthread = Thread.ofVirtual().name("TestedVThread").start(pinnedTask);
|
|
vthread.join();
|
|
}
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
try {
|
|
System.loadLibrary(AGENT_LIB);
|
|
} catch (UnsatisfiedLinkError ex) {
|
|
log("Java App: Failed to load " + AGENT_LIB + " lib");
|
|
log("Java App: java.library.path: " + System.getProperty("java.library.path"));
|
|
throw ex;
|
|
}
|
|
NullAsCurrentThreadTest tst = new NullAsCurrentThreadTest();
|
|
tst.runTest();
|
|
boolean failed = failedStatus();
|
|
if (failed) {
|
|
throw new RuntimeException("NullAsCurrentThreadTest FAILED: failed status from native agent");
|
|
}
|
|
}
|
|
}
|