test/jdk/java/lang/ClassLoader/nativeLibrary/p/Test.java
author mchung
Mon, 06 Nov 2017 17:48:00 -0800
changeset 47707 67aa34b019e1
permissions -rw-r--r--
8164512: Replace ClassLoader use of finalizer with phantom reference to unload native library Reviewed-by: alanb, bchristi, kbarrett, dholmes, plevart

/*
 * Copyright (c) 2017, Oracle and/or its affiliates. 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
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 * questions.
 */
package p;

public class Test implements Runnable {
    public static native int count();

    /**
     * Tests if the native library is loaded.
     */
    public void run() {
        System.loadLibrary("nativeLibraryTest");
        if (count() != 1) {
            throw new RuntimeException("Expected count = 1 but got " + count());
        }
    }
}