12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 #include "jni.h"
25 #include "testlib_threads.h"
26
27 typedef struct {
28 JavaVM* jvm;
29 jobject linker;
30 jobject desc;
31 jobject opts;
32 } Context;
33
34 void call(void* arg) {
35 Context* context = (Context*)arg;
36 JNIEnv* env;
37 context->jvm->AttachCurrentThread((void**)&env, NULL);
38 jclass linkerClass = env->FindClass("java/lang/foreign/Linker");
39 jmethodID nativeLinkerMethod = env->GetMethodID(linkerClass, "downcallHandle",
40 "(Ljava/lang/foreign/FunctionDescriptor;[Ljava/lang/foreign/Linker$Option;)Ljava/lang/invoke/MethodHandle;");
41 env->CallVoidMethod(context->linker, nativeLinkerMethod, context->desc, context->opts);
42 context->jvm->DetachCurrentThread();
43 }
44
45 extern "C" {
46 JNIEXPORT void JNICALL
47 Java_org_openjdk_foreigntest_PanamaMainJNI_nativeLinker0(JNIEnv *env, jclass cls, jobject linker, jobject desc, jobjectArray opts) {
48 Context context;
49 env->GetJavaVM(&context.jvm);
50 context.linker = env->NewGlobalRef(linker);
51 context.desc = env->NewGlobalRef(desc);
52 context.opts = env->NewGlobalRef(opts);
53 run_in_new_thread_and_join(call, &context);
54 env->DeleteGlobalRef(context.linker);
55 env->DeleteGlobalRef(context.desc);
56 env->DeleteGlobalRef(context.opts);
57 }
58 }
|
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 #include "jni.h"
25 #include "testlib_threads.h"
26
27 typedef struct {
28 JavaVM* jvm;
29 jobject linker;
30 jobject desc;
31 jobject opts;
32 jthrowable exception;
33 } Context;
34
35 void call(void* arg) {
36 Context* context = (Context*)arg;
37 JNIEnv* env;
38 context->jvm->AttachCurrentThread((void**)&env, NULL);
39 jclass linkerClass = env->FindClass("java/lang/foreign/Linker");
40 jmethodID nativeLinkerMethod = env->GetMethodID(linkerClass, "downcallHandle",
41 "(Ljava/lang/foreign/FunctionDescriptor;[Ljava/lang/foreign/Linker$Option;)Ljava/lang/invoke/MethodHandle;");
42 env->CallVoidMethod(context->linker, nativeLinkerMethod, context->desc, context->opts);
43 context->exception = (jthrowable) env->NewGlobalRef(env->ExceptionOccurred());
44 env->ExceptionClear();
45 context->jvm->DetachCurrentThread();
46 }
47
48 extern "C" {
49 JNIEXPORT void JNICALL
50 Java_org_openjdk_foreigntest_PanamaMainJNI_nativeLinker0(JNIEnv *env, jclass cls, jobject linker, jobject desc, jobjectArray opts) {
51 Context context;
52 env->GetJavaVM(&context.jvm);
53 context.linker = env->NewGlobalRef(linker);
54 context.desc = env->NewGlobalRef(desc);
55 context.opts = env->NewGlobalRef(opts);
56 run_in_new_thread_and_join(call, &context);
57 if (context.exception != nullptr) {
58 env->Throw(context.exception); // transfer exception to this thread
59 }
60 env->DeleteGlobalRef(context.linker);
61 env->DeleteGlobalRef(context.desc);
62 env->DeleteGlobalRef(context.opts);
63 env->DeleteGlobalRef(context.exception);
64 }
65 }
|