/*
 * Copyright (c) 2021, 2022, Oracle and/or its affiliates. All rights reserved.
 * Copyright (c) 2021, BELLSOFT. All rights reserved.
 * 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).
 *
 * 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.
 */

/*
 * Class1 loads a native library.
 */
package p;

public class Class1 {

    public Class1() {
    }

    // method called from java threads
    public void loadLibrary(Object obj) throws Exception {
        System.loadLibrary("loadLibraryUnload");
        System.out.println("Native library loaded from Class1.");
        synchronized (Class1.class) {
            setRef(obj);
        }
    }

    /**
     * Native method to store an object ref in a native Global reference
     * to be cleared when the library is unloaded.
     * @param obj an object
     */
    private static native void setRef(Object obj);
}
