/*

 * Copyright (c) 2005, 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 com.sun.imageio.stream;

import java.io.Closeable;

import java.io.IOException;

import sun.java2d.DisposerRecord;

/**

 * Convenience class that closes a given resource (e.g. RandomAccessFile),

 * typically associated with an Image{Input,Output}Stream, prior to the

 * stream being garbage collected.

 */

public class CloseableDisposerRecord implements DisposerRecord {

    private Closeable closeable;

    public CloseableDisposerRecord(Closeable closeable) {

        this.closeable = closeable;

    }

    public synchronized void dispose() {

        if (closeable != null) {

            try {

                closeable.close();

            } catch (IOException e) {

            } finally {

                closeable = null;

            }

        }

    }

}