1 /* 2 * Copyright (c) 2005, 2008, 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 /* @test 25 * @bug 6332349 26 * @summary Passing live remote references as part of the arguments of 27 * a remote invocation should not cause an AssertionError (on the 28 * second and subsequent attempts) when system assertions are enabled, 29 * nor should it cause the references to be pinned until a subsequent 30 * such remote invocation occurs (if the argument stream was not 31 * released cleanly because of a marshalling failure). 32 * @author Peter Jones 33 * 34 * @run main/othervm -esa PinLastArguments 35 */ 36 37 import java.io.NotSerializableException; 38 import java.lang.ref.Reference; 39 import java.lang.ref.WeakReference; 40 import java.rmi.MarshalException; 41 import java.rmi.Remote; 42 import java.rmi.RemoteException; 43 import java.rmi.server.UnicastRemoteObject; 44 45 public class PinLastArguments { 46 47 public interface Ping extends Remote { 48 void ping(Object first, Object second) throws RemoteException; 49 } 50 51 private static class PingImpl implements Ping { 52 PingImpl() { } 53 public void ping(Object first, Object second) { 54 System.err.println("ping invoked: " + first + ", " + second); 55 } 56 } 57 58 public static void main(String[] args) throws Exception { 59 System.err.println("\nRegression test for bug 6332349\n"); 60 61 Ping impl = new PingImpl(); 62 Reference<?> ref = new WeakReference<Ping>(impl); 63 try { 64 Ping stub = (Ping) UnicastRemoteObject.exportObject(impl, 0); 65 Object notSerializable = new Object(); 66 stub.ping(impl, null); 67 try { 68 stub.ping(impl, notSerializable); 69 } catch (MarshalException e) { 70 if (e.getCause() instanceof NotSerializableException) { 71 System.err.println("ping invocation failed as expected"); 72 } else { 73 throw e; 74 } 75 } 76 } finally { 77 UnicastRemoteObject.unexportObject(impl, true); 78 } 79 impl = null; 80 81 System.gc(); 82 83 if (ref.get() != null) { 84 throw new Error("TEST FAILED: impl not garbage collected"); 85 } 86 87 System.err.println("TEST PASSED"); 88 } 89 }