1/* 2 * Copyright (c) 2008, 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 6791458 27 * @summary Reading from closed input files leaks native memory 28 */ 29 30import java.io.*; 31 32public class MemoryLeak { 33 public static void main(String[] args) throws Throwable { 34 byte[] bytes = new byte[1 << 20]; 35 String dir = System.getProperty("test.src", "."); 36 File testFile = new File(dir, "input.txt"); 37 FileInputStream s = new FileInputStream(testFile); 38 s.close(); 39 for (int i = 0; i < 10000; i++) { 40 try { 41 s.read(bytes); 42 throw new Error("expected IOException"); 43 } catch (IOException expected) { 44 /* OK */ 45 } catch (OutOfMemoryError oome) { 46 System.out.printf("Got OutOfMemoryError, i=%d%n", i); 47 throw oome; 48 } 49 } 50 } 51} 52