/*
 * Copyright (c) 2013, 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
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 * questions.
 */

/* @test
 * @bug 8020669
 * @summary j.n.f.Files.readAllBytes() should read from special files like
 *  /proc/self/stat under Linux eventhough OS reports them to be zero sized
 */

import java.io.IOException;
import java.nio.file.*;

public class ReadAllBytesProc {

    private static final String specFile = "/proc/self/stat";

    public static void main(String[] args) {
        try {
            Path path = Paths.get(specFile);
            byte[] data = Files.readAllBytes(path);
            if (data.length == 0)
                throw new RuntimeException("Failed to read content of '" + specFile + "'");
        } catch (IOException ex) {
            System.err.println("Cannot perform test on this platform");
        }
    }
}