Quelle Close.java Sprache: JAVA

/*
* Copyright (c) 2002, 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.
*
* 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.
*/

/* @test
   @bug 4710771
* @summary Test RandomAccessFile.close
*/

import java.io.*;
import java.nio.channels.*;

public class Close {
    public static void main(String[] args) throws Exception {
        File f = File.createTempFile("blah", null);
        f.deleteOnExit();
        RandomAccessFile raf = new RandomAccessFile(f, "r");
        FileChannel channel = raf.getChannel();
        raf.close();
        if (channel.isOpen()) {
            throw new RuntimeException("Channel not closed");
        }
    }
}

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