1 /*

     2  * Copyright (c) 1998, 2001, 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.

     8  *

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

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

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

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

    13  * accompanied this code).

    14  *

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

    16  * 2 along with this work; if not, write to the Free Software Foundation,

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

    18  *

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

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

    21  * questions.

    22  */

    23 

    24 /* @test

    25    @bug 4113217

    26    @summary Test File.isDirectory on block device

    27  */

    28 

    29 import java.io.*;

    30 import java.util.*;

    31 

    32 public class BlockIsDirectory {

    33     public static void main( String args[] ) throws Exception {

    34         String osname = System.getProperty("os.name");

    35         if (osname.equals("SunOS")) {

    36             File dir = new File("/dev/dsk");

    37             String dirList[] = dir.list();

    38 

    39             File aFile = new File( "/dev/dsk/" + dirList[0] );

    40 

    41             boolean result = aFile.isDirectory();

    42             if (result == true)

    43                 throw new RuntimeException(

    44                     "IsDirectory returns true for block device.");

    45         }

    46         if (osname.equals("Linux")) {

    47             File dir = new File("/dev/ide0");

    48             if (dir.exists()) {

    49                 boolean result = dir.isDirectory();

    50                 if (result == true)

    51                     throw new RuntimeException(

    52                         "IsDirectory returns true for block device.");

    53             }

    54             dir = new File("/dev/scd0");

    55             if (dir.exists()) {

    56                 boolean result = dir.isDirectory();

    57                 if (result == true)

    58                     throw new RuntimeException(

    59                         "IsDirectory returns true for block device.");

    60             }

    61         }

    62     }

    63 }