bug6795356.java revision 1906
/*
* Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
/*
* @test
* @bug 6795356
* @summary Leak caused by javax.swing.UIDefaults.ProxyLazyValue.acc
* @author Alexander Potochkin
* @run main bug6795356
*/
public class bug6795356 {
// this initialize ProxyLazyValues
return null;
}
// Generate OutOfMemory and check the weak ref
generateOOME();
throw new RuntimeException("Memory leak found!");
}
}
static void generateOOME() {
boolean oome = false;
try {
for(int i = 0; true ; i++) {
// Now, use up all RAM
// Give the GC a change at that weakref
if (i % 10 == 0) {
try {
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
} catch (OutOfMemoryError e) {
oome = true;
}
if (!oome) {
throw new RuntimeException("Problem with test case - never got OOME");
}
}
}