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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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* under the terms of the GNU General Public License version 2 only , as
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*
* 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 ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
/*
* @ test
* @ bug 4646747
* @ summary Tests that persistence delegate is correct after memory stress
* @ author Mark Davidson
* @ run main / othervm - ms16m - mx16m Test4646747
*/
import java.beans.DefaultPersistenceDelegate;
import java.beans.PersistenceDelegate;
import java.beans.XMLEncoder;
/**
* This bug was introduced in 1 . 4 FCS but was working in 1 . 4 . beta3
*/
public class Test4646747 {
public static void main(String[] args) {
XMLEncoder encoder = new XMLEncoder(System.out);
encoder.setPersistenceDelegate(Test4646747.class , new MyPersistenceDelegate());
// WARNING: This can eat up a lot of memory
Object[] obs = new Object[10000 ];
while (obs != null ) {
try {
obs = new Object[obs.length + obs.length / 3 ];
}
catch (OutOfMemoryError error) {
obs = null ;
}
}
PersistenceDelegate pd = encoder.getPersistenceDelegate(Test4646747.class );
if (!(pd instanceof MyPersistenceDelegate))
throw new Error("persistence delegate has been lost" );
}
private static class MyPersistenceDelegate extends DefaultPersistenceDelegate {
}
}
Messung V0.5 in Prozent C=96 H=94 G=94
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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