1 /*
   2  * Copyright (c) 1998, 2010, 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 4091757 4939819 6728842
  26    @summary Basic test for setReadOnly method
  27  */
  28 
  29 import java.io.*;
  30 
  31 
  32 public class SetReadOnly {
  33 
  34     public static void main(String[] args) throws Exception {
  35         File d = new File(System.getProperty("test.dir", "."));
  36         File f = new File(d, "x.SetReadOnly");
  37 
  38         if (f.exists()) {
  39             if (!f.delete())
  40                 throw new Exception("Can't delete test file " + f);
  41         }
  42         if (f.setReadOnly())
  43             throw new Exception("Succeeded on non-existent file: " + f);
  44 
  45         OutputStream o = new FileOutputStream(f);
  46         o.write('x');
  47         o.close();
  48         if (!f.setReadOnly())
  49             throw new Exception(f + ": Failed on file");
  50         if (f.canWrite())
  51             throw new Exception(f + ": File is writeable");
  52 
  53         f = new File(d, "x.SetReadOnly.dir");
  54         if (f.exists()) {
  55             if (!f.delete())
  56                 throw new Exception("Can't delete test directory " + f);
  57         }
  58         if (!f.mkdir())
  59             throw new Exception(f + ": Cannot create directory");
  60         if (f.setReadOnly() && f.canWrite())
  61             throw new Exception(f + ": Directory is writeable");
  62         if (!f.delete())
  63             throw new Exception(f + ": Cannot delete directory");
  64 
  65     }
  66 
  67 }