1 /*

     2  * Copyright (c) 2014, 2018, 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.  Oracle designates this

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

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

    10  *

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

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

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

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package jdk.internal.access;

    27 

    28 public interface JavaLangRefAccess {

    29 

    30     /**

    31      * Wait for progress in {@link java.lang.ref.Reference}

    32      * processing.  If there aren't any pending {@link

    33      * java.lang.ref.Reference}s, return immediately.

    34      *

    35      * @return {@code true} if there were any pending

    36      * {@link java.lang.ref.Reference}s, {@code false} otherwise.

    37      */

    38     boolean waitForReferenceProcessing() throws InterruptedException;

    39 

    40     /**

    41      * Runs the finalization methods of any objects pending finalization.

    42      *

    43      * Invoked by Runtime.runFinalization()

    44      */

    45     void runFinalization();

    46 }