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 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); 49 N1.removeNodeChangeListener(ncl3); 50 throw new RuntimeException(); 51 } catch (IllegalArgumentException iae) { 52 System.out.println("Test Passed!"); 53 } catch (Exception e) { 54 System.out.println("Test Failed"); 55 throw e; 56 } 57 } 58 59 } 60 class NodeChangeListenerTestAdd implements NodeChangeListener { 61 public void childAdded(NodeChangeEvent evt) {} 62 public void childRemoved(NodeChangeEvent evt) {} 63 }