/*

 * Copyright (c) 2004, 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 jdk.internal.reflect;

import java.lang.reflect.Field;

import java.lang.reflect.Modifier;

import jdk.internal.misc.Unsafe;

/**

 * Base class for jdk.internal.misc.Unsafe-based FieldAccessors for fields with

 * final or volatile qualifiers. These differ from unqualified

 * versions in that (1) they check for read-only status (2) they use

 * the volatile forms of Unsafe get/put methods. (When accessed via

 * reflection, finals act as slightly "lighter" forms of volatiles. So

 * the volatile forms are heavier than necessary in terms of

 * underlying reordering rules and memory barriers, but preserve

 * correctness.)

 */

abstract class UnsafeQualifiedFieldAccessorImpl

    extends UnsafeFieldAccessorImpl

{

    protected final boolean isReadOnly;

    UnsafeQualifiedFieldAccessorImpl(Field field, boolean isReadOnly) {

        super(field);

        this.isReadOnly = isReadOnly;

    }

}