Alan Bateman 2586f36120 8304919: Implementation of Virtual Threads
Reviewed-by: lmesnik, cjplummer, psandoz, mchung, sspitsyn, jpai
2023-04-11 05:49:54 +00:00

108 lines
3.3 KiB
Java

/*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/*
* @test
*
* @summary converted from VM Testbase nsk/jvmti/FieldAccess/fieldacc002.
* VM Testbase keywords: [quick, jpda, jvmti, noras]
* VM Testbase readme:
* DESCRIPTION
* The test exercise JVMTI event callback function FieldAccess.
* The test checks if the parameters of the function contain the
* expected values for fields accessed from JNI code.
* COMMENTS
* Fixed according to 4669812 bug.
* Ported from JVMDI.
*
* @library /test/lib
* @compile fieldacc02.java
* @run main/othervm/native -agentlib:fieldacc02 fieldacc02
*/
public class fieldacc02 {
static {
System.loadLibrary("fieldacc02");
}
static volatile int result;
native static void getReady();
native static int check(Object obj);
public static void main(String args[]) {
testPlatformThread();
testVirtualThread();
}
public static void testVirtualThread() {
Thread thread = Thread.startVirtualThread(() -> {
fieldacc02a t = new fieldacc02a();
getReady();
result = check(t);
});
try {
thread.join();
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
if (result != 0) {
throw new RuntimeException("check failed with result " + result);
}
}
public static void testPlatformThread() {
fieldacc02a t = new fieldacc02a();
getReady();
result = check(t);
if (result != 0) {
throw new RuntimeException("check failed with result " + result);
}
}
}
class fieldacc02a {
static boolean staticBoolean = true;
static byte staticByte = 1;
static short staticShort = 2;
static int staticInt = 3;
static long staticLong = 4;
static float staticFloat = 0.5F;
static double staticDouble = 0.6;
static char staticChar = '\u0007';
static Object staticObject = new Object();
static int staticArrInt[] = {8};
boolean instanceBoolean = false;
byte instanceByte = 10;
short instanceShort = 20;
int instanceInt = 30;
long instanceLong = 40;
float instanceFloat = 0.05F;
double instanceDouble = 0.06;
char instanceChar = '\u0070';
Object instanceObject = new Object();
int instanceArrInt[] = {80};
}