1 /*

     2  * Copyright 2001 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /* @test

    25  * @summary Unit test for RandomAccessFile open-sync modes

    26  */

    27 

    28 import java.io.*;

    29 

    30 

    31 public class OpenSync {

    32 

    33     static PrintStream log = System.err;

    34 

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

    36 

    37         File blah = File.createTempFile("OpenSync", null);

    38         blah.deleteOnExit();

    39 

    40         String[] badModes = { "d", "s", "rd", "rs", "rwx", "foo" };

    41         for (int i = 0; i < badModes.length; i++) {

    42             String mode = badModes[i];

    43             try {

    44                 new RandomAccessFile(blah, mode);

    45             } catch (IllegalArgumentException x) {

    46                 log.println("Mode \"" + mode +"\": Thrown as expected: "

    47                             + x.getClass().getName());

    48                 log.println("  " + x.getMessage());

    49                 continue;

    50             }

    51             throw new Exception("Exception not thrown for illegal mode "

    52                                 + mode);

    53         }

    54 

    55         new RandomAccessFile(blah, "rw").close();

    56         new RandomAccessFile(blah, "r").close();

    57 

    58         String hi = "Hello, world!";

    59         RandomAccessFile raf = new RandomAccessFile(blah, "rws");

    60         raf.writeUTF(hi);

    61         raf.close();

    62 

    63         raf = new RandomAccessFile(blah, "rwd");

    64         if (!raf.readUTF().equals(hi))

    65             throw new Exception("File content mismatch");

    66         raf.close();

    67 

    68     }

    69 

    70 }