/*
* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* Portions Copyright (c) 2011 IBM Corporation
*/
/*
* @test
* @bug 6597112
* @summary GC'ing objects whilst being exported to RMI should not cause exceptions
* @author Neil Richards <neil.richards@ngmr.net>, <neil_richards@uk.ibm.com>
* @run main GcDuringExport
*/
import java.rmi.Remote;
import java.rmi.server.UnicastRemoteObject;
public class GcDuringExport {
private static final long MAX_EXPORT_ITERATIONS = 50000;
public static void main(String[] args) throws Exception {
Thread gcInducingThread = new Thread() {
public void run() {
while (true) {
System.gc();
try { Thread.sleep(1); } catch (InterruptedException e) { }
}
}
};
gcInducingThread.setDaemon(true);
gcInducingThread.start();
long i = 0;
try {
while (i < MAX_EXPORT_ITERATIONS) {
i++;
UnicastRemoteObject.exportObject(new Remote() { }, 0);
}
} catch (Throwable e) {
throw new RuntimeException("Test FAILED on iteration " + i + ".", e);
}
System.out.println("Test successfully exported " + i + " objects.");
}
}