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 * 26 * @test 27 * @bug 6524062 28 * @summary Test to ensure that FIS.finalize() invokes the close() method as per 29 * the specification. 30 */ 31import java.io.File; 32import java.io.FileInputStream; 33import java.io.FileNotFoundException; 34import java.io.IOException; 35 36public class FinalizeShdCallClose { 37 38 static final String FILE_NAME = "empty.txt"; 39 40 public static class MyStream extends FileInputStream { 41 private boolean closed = false; 42 43 public MyStream(String name) throws FileNotFoundException { 44 super(name); 45 } 46 47 public void finalize() { 48 try { 49 super.finalize(); 50 } catch (IOException ioe) { 51 ioe.printStackTrace(); 52 } 53 } 54 55 public void close() { 56 try { 57 super.close(); 58 } catch (IOException ioe) { 59 ioe.printStackTrace(); 60 } 61 closed = true; 62 } 63 64 public boolean isClosed() { 65 return closed; 66 } 67 } 68 69 /* standalone interface */ 70 public static void main(String argv[]) throws Exception { 71 72 File inFile= new File(System.getProperty("test.dir", "."), FILE_NAME); 73 inFile.createNewFile(); 74 inFile.deleteOnExit(); 75 76 String name = inFile.getPath(); 77 MyStream ms = null; 78 try { 79 ms = new MyStream(name); 80 } catch (FileNotFoundException e) { 81 System.out.println("Unexpected exception " + e); 82 throw(e); 83 } 84 ms.finalize(); 85 if (!ms.isClosed()) { 86 throw new Exception("MyStream.close() method is not called"); 87 } 88 System.out.println("OK"); 89 } 90} 91