1 /* 2 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 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 7197662 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); 50 N1.removeNodeChangeListener(ncl3); 51 throw new RuntimeException(); 52 } catch (IllegalArgumentException iae) { 53 System.out.println("Test Passed!"); 54 } catch (Exception e) { 55 System.out.println("Test Failed"); 56 throw e; 57 } 58 } 59 60 } 61 class NodeChangeListenerTestAdd implements NodeChangeListener { 62 public void childAdded(NodeChangeEvent evt) {} 63 public void childRemoved(NodeChangeEvent evt) {} 64 }