1/* 2 * Copyright (c) 1998, 2012, 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 @build SetReadOnly Util 28 @run main SetReadOnly 29 */ 30 31import java.io.*; 32 33 34public class SetReadOnly { 35 36 public static void main(String[] args) throws Exception { 37 if (Util.isPrivileged()) { 38 System.out.println("Unable to test file permissions when running with privileges"); 39 return; 40 } 41 42 File d = new File(System.getProperty("test.dir", ".")); 43 File f = new File(d, "x.SetReadOnly"); 44 45 if (f.exists()) { 46 if (!f.delete()) 47 throw new Exception("Can't delete test file " + f); 48 } 49 if (f.setReadOnly()) 50 throw new Exception("Succeeded on non-existent file: " + f); 51 52 OutputStream o = new FileOutputStream(f); 53 o.write('x'); 54 o.close(); 55 if (!f.setReadOnly()) 56 throw new Exception(f + ": Failed on file"); 57 if (f.canWrite()) 58 throw new Exception(f + ": File is writeable"); 59 60 f = new File(d, "x.SetReadOnly.dir"); 61 if (f.exists()) { 62 if (!f.delete()) 63 throw new Exception("Can't delete test directory " + f); 64 } 65 if (!f.mkdir()) 66 throw new Exception(f + ": Cannot create directory"); 67 if (f.setReadOnly() && f.canWrite()) 68 throw new Exception(f + ": Directory is writeable"); 69 if (!f.delete()) 70 throw new Exception(f + ": Cannot delete directory"); 71 72 } 73 74} 75