JavaIOFileDescriptorAccess.java

/*
 * Copyright (c) 2007, 2018, 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.
 *
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package jdk.internal.access;

import java.io.FileDescriptor;
import java.io.IOException;

import jdk.internal.ref.PhantomCleanable;

/*
 * @author Chris Hegarty
 */

public interface JavaIOFileDescriptorAccess {
    public void set(FileDescriptor fdo, int fd);
    public int get(FileDescriptor fdo);
    public void setAppend(FileDescriptor fdo, boolean append);
    public boolean getAppend(FileDescriptor fdo);
    public void close(FileDescriptor fdo) throws IOException;
    public void registerCleanup(FileDescriptor fdo);
    public void registerCleanup(FileDescriptor fdo, PhantomCleanable<FileDescriptor> cleanable);
    public void unregisterCleanup(FileDescriptor fdo);

    // Only valid on Windows
    public void setHandle(FileDescriptor fdo, long handle);
    public long getHandle(FileDescriptor fdo);
}