J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2001 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 4482966 |
| 26 | * @summary Verify that ObjectStreamClass.getSerialVersionUID() will not mask |
| 27 | * Errors (other than NoSuchMethodError) triggered by JNI query for |
| 28 | * static initializer method. |
| 29 | */ |
| 30 | |
| 31 | import java.io.*; |
| 32 | |
| 33 | class A implements Serializable { |
| 34 | static { |
| 35 | // compiler prohibits direct throw |
| 36 | throwMe(new RuntimeException("blargh")); |
| 37 | } |
| 38 | |
| 39 | static void throwMe(RuntimeException ex) throws RuntimeException { |
| 40 | throw ex; |
| 41 | } |
| 42 | } |
| 43 | |
| 44 | class B implements Serializable { |
| 45 | } |
| 46 | |
| 47 | class C implements Serializable { |
| 48 | static { System.out.println("C.<clinit>"); } |
| 49 | } |
| 50 | |
| 51 | class B1 extends B { |
| 52 | } |
| 53 | |
| 54 | class B2 extends B { |
| 55 | static { System.out.println("B2.<clinit>"); } |
| 56 | } |
| 57 | |
| 58 | class C1 extends C { |
| 59 | } |
| 60 | |
| 61 | class C2 extends C { |
| 62 | static { System.out.println("C2.<clinit>"); } |
| 63 | } |
| 64 | |
| 65 | public class GetSuidClinitError { |
| 66 | public static void main(String[] args) throws Exception { |
| 67 | Class cl = Class.forName( |
| 68 | "A", false, GetSuidClinitError.class.getClassLoader()); |
| 69 | for (int i = 0; i < 2; i++) { |
| 70 | try { |
| 71 | ObjectStreamClass.lookup(cl).getSerialVersionUID(); |
| 72 | throw new Error(); |
| 73 | } catch (ExceptionInInitializerError er) { |
| 74 | } catch (NoClassDefFoundError er) { |
| 75 | /* |
| 76 | * er _should_ be an ExceptionInInitializerError; however, |
| 77 | * hotspot currently throws a NoClassDefFoundError in this |
| 78 | * case, which runs against the JNI spec. For the purposes of |
| 79 | * testing this fix, however, permit either. |
| 80 | */ |
| 81 | System.out.println("warning: caught " + er + |
| 82 | " instead of ExceptionInInitializerError"); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | Class[] cls = new Class[] { |
| 87 | B.class, B1.class, B2.class, |
| 88 | C.class, C1.class, C2.class |
| 89 | }; |
| 90 | long[] suids = new long[] { // 1.3.1 default serialVersionUIDs |
| 91 | 369445310364440919L, 7585771686008346939L, -8952923334200087495L, |
| 92 | 3145821251853463625L, 327577314910517070L, -92102021266426451L |
| 93 | }; |
| 94 | for (int i = 0; i < cls.length; i++) { |
| 95 | if (ObjectStreamClass.lookup(cls[i]).getSerialVersionUID() != |
| 96 | suids[i]) |
| 97 | { |
| 98 | throw new Error(); |
| 99 | } |
| 100 | } |
| 101 | } |
| 102 | } |