1 /* 2 * Copyright (c) 2016, 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 8148023 27 * @summary Verify that createTempFile() will not fail for long component names. 28 */ 29 30 import java.io.File; 31 import java.io.IOException; 32 33 public class NameTooLong { 34 public static void main(String[] args) { 35 String[][] prefixSuffix = new String[][] { 36 new String[] {"1234567890123456789012345678901234567xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx89012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890","txt"}, 37 new String[] {"prefix","1234567890123456789012345678901234567xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx89012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890.txt"}, 38 new String[] {"prefix",".txt1234567890123456789012345678901234567xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx89012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890"} 39 }; 40 41 int failures = 0; 42 int index = 0; 43 for (String[] ps : prefixSuffix) { 44 File f; 45 try { 46 f = File.createTempFile(ps[0], ps[1], 47 new File(System.getProperty("test.dir", "."))); 48 String s = f.toPath().getFileName().toString(); 49 if (!s.startsWith(ps[0].substring(0, 3))) { 50 System.err.printf("%s did not start with %s%n", s, 51 ps[0].substring(0, 3)); 52 failures++; 53 } 54 if (ps[1].startsWith(".") 55 && !s.contains(ps[1].substring(0, 4))) { 56 System.err.printf("%s did not contain %s%n", s, 57 ps[1].substring(0, 4));; 58 failures++; 59 } 60 } catch (IOException e) { 61 failures++; 62 System.err.println(); 63 e.printStackTrace(); 64 System.err.println(); 65 } 66 index++; 67 } 68 69 if (failures != 0) { 70 throw new RuntimeException("Test failed!"); 71 } 72 } 73 }