1 /* 2 * Copyright 2003 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 */ 23 24 /* @test 25 * @bug 4838379 26 * @summary Verify that serialization of Class objects for enum types works 27 * properly. 28 */ 29 30 import java.io.*; 31 32 enum Foo { foo, bar { int i = 0; }, baz { double d = 3.0; } } 33 34 public class Test { 35 public static void main(String[] args) throws Exception { 36 ByteArrayOutputStream bout = new ByteArrayOutputStream(); 37 ObjectOutputStream oout = new ObjectOutputStream(bout); 38 Class[] classes = { Enum.class, Foo.foo.getClass(), 39 Foo.bar.getClass(), Foo.baz.getClass() }; 40 for (int i = 0; i < classes.length; i++) { 41 oout.writeObject(classes[i]); 42 } 43 oout.close(); 44 45 ObjectInputStream oin = new ObjectInputStream( 46 new ByteArrayInputStream(bout.toByteArray())); 47 for (int i = 0; i < classes.length; i++) { 48 Object obj = oin.readObject(); 49 if (obj != classes[i]) { 50 throw new Error("expected " + classes[i] + ", got " + obj); 51 } 52 } 53 } 54 }