1 /* 2 * Copyright (c) 2018, 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 4095273 27 * @summary Ensure that the save method doesn't close its output stream 28 * @author Mark Reinhold 29 */ 30 31 package test.java.util.Properties; 32 33 import java.util.Properties; 34 import java.io.OutputStream; 35 import java.io.FilterOutputStream; 36 import java.io.IOException; 37 38 39 public class SaveClose { 40 41 42 static class O extends FilterOutputStream { 43 44 boolean closed = false; 45 O(OutputStream o)46 O(OutputStream o) { 47 super(o); 48 } 49 close()50 public void close() throws IOException { 51 this.closed = true; 52 } 53 54 } 55 56 main(String argv[])57 public static void main(String argv[]) throws Exception { 58 Properties p = new Properties(); 59 p.put("Foo", "Bar"); 60 O o = new O(System.err); 61 p.store(o, "Test"); 62 if (o.closed) 63 throw new Exception("Properties.save closed its output stream"); 64 } 65 66 } 67