1 /* 2 * Copyright (c) 2000, 2010, 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 * @bug 4312433 26 * @summary Verify that reading a back reference to a previously skipped value 27 * whose class is not available will throw a ClassNotFoundException 28 */ 29 30 import java.io.*; 31 32 class A implements Serializable { 33 private static final long serialVersionUID = 0L; 34 // field b skipped 35 } 36 37 // class B not available 38 39 public class Read { 40 public static void main(String[] args) throws Exception { 41 FileInputStream in = new FileInputStream("tmp.ser"); 42 try { 43 ObjectInputStream oin = new ObjectInputStream(in); 44 oin.readObject(); 45 try { 46 oin.readObject(); 47 throw new Error("back reference read succeeded"); 48 } catch (ClassNotFoundException ex) { 49 } 50 } finally { 51 in.close(); 52 } 53 } 54 }