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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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*
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* 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 6178148 7197662
* @ summary check if wrong exception gets thrown if one of the child
* nodes is readonly on underlying filesystem when node is
* being removed .
* @ run main / othervm - Djava . util . prefs . userRoot = . RemoveReadOnlyNode
*/
import java.io.*;
import java.util.prefs.*;
public class RemoveReadOnlyNode {
public static void main(String[] args) throws Exception {
String osName = System.getProperty("os.name" );
if (osName.startsWith("Windows" ))
return ;
Preferences root = Preferences.userRoot();
Preferences node1 = root.node("node1" );
Preferences node1A = node1.node("node1A" );
Preferences node1B = node1.node("node1B" );
node1B.put("mykey" , "myvalue" );
node1.flush();
String node1BDirName = System.getProperty("user.home" )
+ "/.java/.userPrefs"
+ "/node1/node1B" ;
File node1BDir = new File(node1BDirName);
node1BDir.setReadOnly();
try {
node1.removeNode();
}
catch (BackingStoreException ex) {
//expected exception
} finally {
Runtime.getRuntime().exec("chmod 755 " + node1BDirName).waitFor();
try {
node1.removeNode();
} catch (Exception e) {}
}
}
}
Messung V0.5 in Prozent C=92 H=90 G=90
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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