1/* 2 * Copyright (c) 2004, 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 5016938 26 * @summary Test file operations with Unicode filenames 27 * @author Martin Buchholz 28 */ 29 30import java.io.*; 31 32public class Unicode 33{ 34 static int fail = 0; 35 static void fail(String msg) { 36 fail++; 37 System.err.println(msg); 38 } 39 40 static boolean creat(File f) throws Exception { 41 try { 42 FileOutputStream out = new FileOutputStream(f); 43 out.write(new byte[]{'a', 'b', 'c'}); 44 out.close(); 45 // Check that the file we tried to create has the expected name 46 return find(f); 47 } catch (Exception e) { 48 return false; 49 } 50 } 51 52 static boolean find(File f) throws Exception { 53 String fn = f.getPath(); 54 String[] fns = new File(".").list(); 55 for (int i = 0; i < fns.length; i++) 56 if (fns[i].equals(fn)) 57 return true; 58 return false; 59 } 60 61 static void sanityCheck(File f) throws Exception { 62 if (! f.exists()) fail("! f.exists()"); 63 if ( f.length() != 3) fail(" f.length() != 3"); 64 if ( f.isAbsolute()) fail(" f.isAbsolute()"); 65 if (! f.canRead()) fail("! f.canRead()"); 66 if (! f.canWrite()) fail("! f.canWrite()"); 67 if ( f.isHidden()) fail(" f.isHidden()"); 68 if (! f.isFile()) fail("! f.isFile()"); 69 if ( f.isDirectory()) fail(" f.isDirectory()"); 70 } 71 72 public static void main(String [] args) throws Exception { 73 final File f1 = new File("\u0411.tst"); 74 final File f2 = new File("\u0412.tst"); 75 76 try { 77 if (! creat(f1)) 78 // Couldn't create file with Unicode filename? 79 return; 80 81 System.out.println("This system supports Unicode filenames!"); 82 sanityCheck(f1); 83 84 f1.renameTo(f2); 85 sanityCheck(f2); 86 if (! f2.delete()) fail("! f2.delete()"); 87 if ( f2.exists()) fail(" f2.exists()"); 88 if ( f1.exists()) fail(" f1.exists()"); 89 if ( f1.delete()) fail(" f1.delete()"); 90 91 if (fail != 0) throw new Exception(fail + " failures"); 92 } finally { 93 f1.delete(); 94 f2.delete(); 95 } 96 } 97} 98