1 /* 2 * Copyright (c) 2006, 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 import java.io.*; 25 26 public class FileOpenNeg { 27 28 public static void main( String[] args) throws Exception { 29 boolean openForWrite = true; 30 31 File f = new File(args[0]); 32 try { 33 FileOutputStream fs = new FileOutputStream(f); 34 fs.write(1); 35 fs.close(); 36 } catch( IOException e ) { 37 System.out.println("Caught the Exception as expected"); 38 e.printStackTrace(System.out); 39 openForWrite = false; 40 } 41 if (openForWrite && !f.canWrite()) { 42 throw new Exception("Able to open READ-ONLY file for WRITING!"); 43 } 44 } 45 }