/*

 * Copyright (c) 1994, 2014, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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.

 */

package java.lang;

/**

 * Slightly modified version of java.lang.Object that replaces

 * finalize() by finalizeObject() to avoid overriding in subclasses.

 */

public class Object {

    private static native void registerNatives();

    static {

        registerNatives();

    }

    public final native Class<?> getClass();

    public native int hashCode();

    public boolean equals(Object obj) {

        return (this == obj);

    }

    protected native Object clone() throws CloneNotSupportedException;

    public String toString() {

        return getClass().getName() + "@" + Integer.toHexString(hashCode());

    }

    public final native void notify();

    public final native void notifyAll();

    public final native void wait(long timeout) throws InterruptedException;

    public final void wait(long timeout, int nanos) throws InterruptedException {

        if (timeout < 0) {

            throw new IllegalArgumentException("timeout value is negative");

        }

        if (nanos < 0 || nanos > 999999) {

            throw new IllegalArgumentException(

                                "nanosecond timeout value out of range");

        }

        if (nanos >= 500000 || (nanos != 0 && timeout == 0)) {

            timeout++;

        }

        wait(timeout);

    }

    public final void wait() throws InterruptedException {

        wait(0);

    }

    /**

     * Replaces original finalize() method and is therefore not

     * overridden by any subclasses of Object.

     * @throws Throwable

     */

    // protected void finalize() throws Throwable { }

    public void finalizeObject() throws Throwable { }

}