/*
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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
* 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 .
*
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*/
/*
* @ test
* @ bug 4328748
* @ summary AbstractMap ' s clone ( ) method is implemented to
* reset AbstractMap ' s private fields after super . clone ( )
*
* @ author Konstantin Kladko
*/
import java.util.AbstractMap;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
public class AbstractMapClone extends AbstractMap implements Cloneable {
private Map map = new HashMap();
public Set entrySet() {
return map.entrySet();
}
public Object put(Object key, Object value) {
return map.put(key, value);
}
public Object clone() {
final AbstractMapClone clone;
try {
clone = (AbstractMapClone)super .clone();
} catch (CloneNotSupportedException e) {
throw new AssertionError(e);
}
clone.map = (Map)((HashMap)map).clone();
return clone;
}
public static void main(String[] args) {
AbstractMapClone m1 = new AbstractMapClone();
m1.put("1" , "1" );
Set k1 = m1.keySet();
AbstractMapClone m2 = (AbstractMapClone)m1.clone();
Set k2 = m2.keySet();
m2.put("2" ,"2" );
if (k1.equals(k2)) {
throw new RuntimeException("AbstractMap.clone() failed." );
}
}
}
Messung V0.5 in Prozent C=94 H=85 G=89
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
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