1 /*

     2  * Copyright (c) 1998, 2013, 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 4131223 6470354

    26    @summary Basic test for isHidden method

    27  */

    28 

    29 import java.io.*;

    30 import java.nio.file.Files;

    31 import java.nio.file.attribute.DosFileAttributeView;

    32 

    33 public class IsHidden {

    34 

    35     private static String dir = System.getProperty("test.dir", ".");

    36 

    37     private static void ck(String path, boolean ans) throws Exception {

    38         File f = new File(path);

    39         boolean x = f.isHidden();

    40         if (x != ans)

    41             throw new Exception(path + ": expected " + ans + ", got " + x);

    42         System.err.println(path + " ==> " + x);

    43     }

    44 

    45     private static void setHidden(File f, boolean value) throws IOException {

    46         Files.getFileAttributeView(f.toPath(), DosFileAttributeView.class).setHidden(value);

    47     }

    48 

    49     private static void checkHidden(File f) {

    50         if (!f.isHidden())

    51             throw new RuntimeException(f + " should be hidden");

    52     }

    53 

    54     private static void testWin32() throws Exception {

    55         File f = new File(dir, "test");

    56         f.deleteOnExit();

    57         f.createNewFile();

    58         setHidden(f, true);

    59         try {

    60             ck(f.getPath(), true);

    61         } finally {

    62             setHidden(f, false);

    63         }

    64         ck(".foo", false);

    65         ck("foo", false);

    66 

    67         File pagefile = new File("C:\\pagefile.sys");

    68         File hiberfil = new File("C:\\hiberfil.sys");

    69         if (pagefile.exists()) checkHidden(pagefile);

    70         if (hiberfil.exists()) checkHidden(hiberfil);

    71     }

    72 

    73     private static void testUnix() throws Exception {

    74         ck(dir + "/IsHidden.java", false);

    75         ck(dir + "/.", true);

    76         ck(".", true);

    77         ck("..", true);

    78         ck(".foo", true);

    79         ck("foo", false);

    80         ck("", false);

    81     }

    82 

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

    84         if (File.separatorChar == '\\') testWin32();

    85         if (File.separatorChar == '/') testUnix();

    86     }

    87 

    88 }