1 /* 2 * Copyright (c) 2008, 2009, 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 6808647 26 * @summary Checks that a DirectoryStream's iterator returns the expected 27 * path when opening a directory by specifying only the drive letter. 28 * @library .. 29 */ 30 31 import java.nio.file.*; 32 import java.io.File; 33 import java.io.IOException; 34 35 public class DriveLetter { 36 37 public static void main(String[] args) throws IOException { 38 String os = System.getProperty("os.name"); 39 if (!os.startsWith("Windows")) { 40 System.out.println("This is Windows specific test"); 41 return; 42 } 43 String here = System.getProperty("user.dir"); 44 if (here.length() < 2 || here.charAt(1) != ':') 45 throw new RuntimeException("Unable to determine drive letter"); 46 47 // create temporary file in current directory 48 File tempFile = File.createTempFile("foo", "tmp", new File(here)); 49 try { 50 // we should expect C:foo.tmp to be returned by iterator 51 String drive = here.substring(0, 2); 52 Path expected = Paths.get(drive).resolve(tempFile.getName()); 53 54 boolean found = false; 55 Path dir = Paths.get(drive); 56 try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir)) { 57 for (Path file : stream) { 58 if (file.equals(expected)) { 59 found = true; 60 break; 61 } 62 } 63 } 64 if (!found) 65 throw new RuntimeException("Temporary file not found???"); 66 67 } finally { 68 tempFile.delete(); 69 } 70 } 71 }