1 /*

     2  * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    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 

    26 static jmethodID methodId;

    27 

    28 extern "C" {

    29     JNIEXPORT jboolean JNICALL Java_ClassInitBarrier_init(JNIEnv* env, jclass cls) {

    30         jclass runnable = env->FindClass("java/lang/Runnable");

    31         if (runnable == NULL)  return JNI_FALSE;

    32 

    33         methodId = env->GetMethodID(runnable, "run", "()V");

    34         if (methodId == NULL)  return JNI_FALSE;

    35 

    36         return JNI_TRUE;

    37     }

    38 

    39     JNIEXPORT void JNICALL Java_ClassInitBarrier_00024Test_00024A_staticN(JNIEnv* env, jclass cls, jobject action) {

    40         env->CallVoidMethod(action, methodId);

    41     }

    42 }