9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 
  25 /* @test
  26  * @bug 4705094
  27  * @summary Checks if correct exception gets thrown when removing an
  28  *          unregistered NodeChangeListener .

  29  */
  30 
  31 import java.util.prefs.*;
  32 import java.util.*;
  33 
  34 public class RemoveUnregedListener {
  35     public static void main(String[] args) throws Exception {
  36         Preferences userRoot = null;
  37         Preferences N1 = null;
  38         NodeChangeListenerTestAdd ncl = new NodeChangeListenerTestAdd();
  39         NodeChangeListenerTestAdd ncl2 = new NodeChangeListenerTestAdd();
  40         NodeChangeListenerTestAdd ncl3 = new NodeChangeListenerTestAdd();
  41         try {
  42             userRoot = Preferences.userRoot();
  43             N1 = userRoot.node("N1");
  44             userRoot.flush();
  45 
  46             //add ncl nc2
  47             N1.addNodeChangeListener(ncl);
  48             N1.addNodeChangeListener(ncl2);

   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 
  25 /* @test
  26  * @bug 4705094
  27  * @summary Checks if correct exception gets thrown when removing an
  28  *          unregistered NodeChangeListener .
  29  * @run main/othervm -Djava.util.prefs.userRoot=. RemoveUnregedListener
  30  */
  31 
  32 import java.util.prefs.*;
  33 import java.util.*;
  34 
  35 public class RemoveUnregedListener {
  36     public static void main(String[] args) throws Exception {
  37         Preferences userRoot = null;
  38         Preferences N1 = null;
  39         NodeChangeListenerTestAdd ncl = new NodeChangeListenerTestAdd();
  40         NodeChangeListenerTestAdd ncl2 = new NodeChangeListenerTestAdd();
  41         NodeChangeListenerTestAdd ncl3 = new NodeChangeListenerTestAdd();
  42         try {
  43             userRoot = Preferences.userRoot();
  44             N1 = userRoot.node("N1");
  45             userRoot.flush();
  46 
  47             //add ncl nc2
  48             N1.addNodeChangeListener(ncl);
  49             N1.addNodeChangeListener(ncl2);