1 /* 2 * Copyright (c) 2013, 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 8013827 8011950 8017212 27 * @summary Check whether File.createTempFile can handle special parameters 28 * @author Dan Xu 29 */ 30 31 import java.io.File; 32 import java.io.IOException; 33 34 public class SpecialTempFile { 35 36 private static void test(String name, String[] prefix, String[] suffix) { 37 if (prefix == null || suffix == null 38 || prefix.length != suffix.length) 39 { 40 return; 41 } 42 43 final String exceptionMsg = "Unable to create temporary file"; 44 final String errMsg = "IOException is expected"; 45 46 for (int i = 0; i < prefix.length; i++) { 47 boolean exceptionThrown = false; 48 File f = null; 49 System.out.println("In test " + name 50 + ", creating temp file with prefix, " 51 + prefix[i] + ", suffix, " + suffix[i]); 52 try { 53 f = File.createTempFile(prefix[i], suffix[i]); 54 } catch (IOException e) { 55 if (exceptionMsg.equals(e.getMessage())) 56 exceptionThrown = true; 57 else 58 System.out.println("Wrong error message:" + e.getMessage()); 59 } 60 if (!exceptionThrown || f != null) 61 throw new RuntimeException(errMsg); 62 } 63 } 64 65 public static void main(String[] args) throws Exception { 66 // Common test 67 final String name = "SpecialTempFile"; 68 File f = new File(System.getProperty("java.io.tmpdir"), name); 69 if (!f.exists()) { 70 f.createNewFile(); 71 } 72 String[] nulPre = { name + "\u0000" }; 73 String[] nulSuf = { ".test" }; 74 test("NulName", nulPre, nulSuf); 75 76 // Windows tests 77 if (!System.getProperty("os.name").startsWith("Windows")) 78 return; 79 80 // Test JDK-8013827 81 String[] resvPre = { "LPT1.package.zip", "com7.4.package.zip" }; 82 String[] resvSuf = { ".temp", ".temp" }; 83 test("ReservedName", resvPre, resvSuf); 84 85 // Test JDK-8011950 86 String[] slashPre = { "///..///", "temp", "///..///" }; 87 String[] slashSuf = { ".temp", "///..///..", "///..///.." }; 88 test("SlashedName", slashPre, slashSuf); 89 } 90 }