1 /* 2 * Copyright (c) 2017, 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 /* 25 * @test 26 * @bug 6364894 27 * @requires (os.family == "windows") 28 * @library /test/lib 29 * @build jdk.test.lib.Asserts 30 * @run main FileOpenTest 31 * @summary Test to ensure that opening of hidden Vs non-hidden, 32 * read/write Vs read-only files for writing works as expected. 33 */ 34 35 import java.io.File; 36 import java.io.IOException; 37 import java.io.FileOutputStream; 38 import java.nio.file.Files; 39 40 import static jdk.test.lib.Asserts.assertTrue; 41 42 public class FileOpenTest { 43 44 private static File tmpFile; 45 46 public static void main(String args[]) throws Exception { 47 try { 48 tmpFile = File.createTempFile("FileOpenTest", "suffix"); 49 50 // Opening Writable Normal File.. 51 test(true); 52 53 // Opening Writable Hidden File.. 54 Files.setAttribute(tmpFile.toPath(), "dos:hidden", true); 55 test(false); 56 57 // Opening Read-Only Hidden File.. 58 Files.setAttribute(tmpFile.toPath(), "dos:hidden", false); 59 tmpFile.setReadOnly(); 60 test(false); 61 62 // Opening Read-Only Normal File.. 63 Files.setAttribute(tmpFile.toPath(), "dos:hidden", true); 64 test(false); 65 } finally { 66 tmpFile.delete(); 67 } 68 } 69 70 private static void test(boolean writable) throws Exception { 71 72 try (FileOutputStream fs = new FileOutputStream(tmpFile)) { 73 fs.write(1); 74 assertTrue(writable, "Able to open READ-ONLY file for WRITING!"); 75 assertTrue(tmpFile.canWrite(), "Able to open READ-ONLY file for WRITING!"); 76 } catch(IOException e) { 77 assertTrue(!writable, "Unable to open non-READ-ONLY file for WRITING!"); 78 System.out.println("Caught the Exception as expected"); 79 e.printStackTrace(System.out); 80 } 81 } 82 }