jdk-24/test/hotspot/jtreg/gc/shenandoah/jni/libTestJNIGlobalRefs.c
Roman Kennke 8b62a2ee9d 8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)
Co-authored-by: Christine Flood <chf@redhat.com>
Co-authored-by: Aleksey Shipilev <shade@redhat.com>
Co-authored-by: Roland Westrelin <rwestrel@redhat.com>
Co-authored-by: Zhenygu Gu <zgu@redhat.com>
Co-authored-by: Andrew Haley <aph@redhat.com>
Co-authored-by: Andrew Dinn <adinn@redhat.com>
Co-authored-by: Mario Torre <mtorre@redhat.com>
Reviewed-by: kvn, roland, shade, coleenp, lmesnik, pliden, jgeorge, ihse, erikj
2018-12-10 15:47:44 +01:00

49 lines
1.6 KiB
C

/*
* Copyright (c) 2018, Red Hat, Inc. All rights reserved.
*
* 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.
*
*/
#include <jni.h>
#include <string.h>
jobject global_ref = NULL;
jobject weak_global_ref = NULL;
JNIEXPORT void JNICALL
Java_TestJNIGlobalRefs_makeGlobalRef(JNIEnv *env, jclass unused, jobject o) {
global_ref = (*env)->NewGlobalRef(env, o);
}
JNIEXPORT void JNICALL
Java_TestJNIGlobalRefs_makeWeakGlobalRef(JNIEnv *env, jclass unused, jobject o) {
weak_global_ref = (*env)->NewWeakGlobalRef(env, o);
}
JNIEXPORT jobject JNICALL
Java_TestJNIGlobalRefs_readGlobalRef(JNIEnv *env, jclass unused) {
return global_ref;
}
JNIEXPORT jobject JNICALL
Java_TestJNIGlobalRefs_readWeakGlobalRef(JNIEnv *env, jclass unused) {
return weak_global_ref;
}