1 /* 2 * Copyright (c) 2007, 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 6359397 27 * @summary Test if FileInputStream methods will check if the stream 28 * has been closed. 29 */ 30 31 import java.io.*; 32 33 public enum OpsAfterClose { 34 35 READ { boolean check(FileInputStream r) { 36 try { 37 r.read(); 38 } catch (IOException io) { 39 System.out.print("Excep Msg: "+ io.getMessage() + ", "); 40 return true; 41 } 42 return false; 43 } }, 44 45 READ_BUF { boolean check(FileInputStream r) { 46 try { 47 byte buf[] = new byte[2]; 48 r.read(buf); 49 } catch (IOException io) { 50 System.out.print("Excep Msg: "+ io.getMessage() + ", "); 51 return true; 52 } 53 return false; 54 } }, 55 READ_BUF_OFF { boolean check(FileInputStream r) { 56 try { 57 byte buf[] = new byte[2]; 58 int len = 1; 59 r.read(buf, 0, len); 60 } catch (IOException io) { 61 System.out.print("Excep Msg: "+ io.getMessage() + ", "); 62 return true; 63 } 64 return false; 65 } }, 66 GET_CHANNEL { boolean check(FileInputStream r) { 67 r.getChannel(); 68 return true; 69 } }, 70 GET_FD { boolean check(FileInputStream r) { 71 try { 72 r.getFD(); 73 return true; 74 } catch (IOException io) { 75 System.out.print("Excep Msg: "+ io.getMessage() + ", "); 76 return false; 77 } 78 } }, 79 SKIP { boolean check(FileInputStream r) { 80 try { 81 r.skip(1); 82 } catch (IOException io) { 83 System.out.print("Excep Msg: "+ io.getMessage() + ", "); 84 return true; 85 } 86 return false; 87 } }, 88 CLOSE { boolean check(FileInputStream r) { 89 try { 90 r.close(); 91 return true; // No Exception thrown on windows 92 } catch (IOException io) { 93 System.out.print("Excep Msg: "+ io.getMessage() + ", "); 94 return true; // Exception thrown on solaris and linux 95 } 96 } }; 97 98 abstract boolean check(FileInputStream r); 99 100 public static void main(String args[]) throws Exception { 101 102 boolean failed = false; 103 104 File f = new File(System.getProperty("test.dir", "."), 105 "f.txt"); 106 f.createNewFile(); 107 f.deleteOnExit(); 108 109 FileInputStream fis = new FileInputStream(f); 110 if (testFileInputStream(fis)) { 111 throw new Exception("Test failed for some of the operation{s}" + 112 " on FileInputStream, check the messages"); 113 } 114 } 115 116 private static boolean testFileInputStream(FileInputStream r) 117 throws Exception { 118 r.close(); 119 boolean failed = false; 120 boolean result; 121 System.out.println("Testing File:" + r); 122 for (OpsAfterClose op : OpsAfterClose.values()) { 123 result = op.check(r); 124 if (!result) { 125 failed = true; 126 } 127 System.out.println(op + ":" + result); 128 } 129 if (failed) { 130 System.out.println("Test failed for the failed operation{s}" + 131 " above for the FileInputStream:" + r); 132 } 133 return failed; 134 } 135 }