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

100 lines
3.1 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
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*
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* 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
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*
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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/fieldacc004.
* VM Testbase keywords: [quick, jpda, jvmti, noras]
* VM Testbase readme:
* DESCRIPTION
* The test exercise JVMTI event callback function FieldAccess.
* The test sets access watches on fields which are defined in
* superinterface, then triggers access watch events on these fields
* and checks if clazz, method, location, field_clazz, field and
* object parameters of the function contain the expected values.
* COMMENTS
* Ported from JVMDI.
*
* @library /test/lib
* @compile fieldacc04.java
* @run main/othervm/native -agentlib:fieldacc04 fieldacc04
*/
public class fieldacc04 {
static {
System.loadLibrary("fieldacc04");
}
static volatile int result;
native static void getReady();
native static int check();
public static void main(String args[]) {
testPlatformThread();
testVirtualThread();
}
public static void testVirtualThread() {
Thread thread = Thread.startVirtualThread(() -> {
getReady();
fieldacc04a t = new fieldacc04a();
t.run();
result = check();
});
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() {
getReady();
fieldacc04a t = new fieldacc04a();
t.run();
result = check();
if (result != 0) {
throw new RuntimeException("check failed with result " + result);
}
}
}
interface fieldacc04i {
static Object interfaceObject = new Object();
static int interfaceArrInt[] = {1, 2};
}
class fieldacc04a implements fieldacc04i {
public int run() {
int i = 0;
if (interfaceObject == this) i++;
if (interfaceArrInt[0] == 3) i++;
return i;
}
}