1 /*
2 * Copyright (c) 2002-2026 Gargoyle Software Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 * https://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 package org.htmlunit.html;
16
17 import java.io.Serializable;
18
19 /**
20 * Implementations of this interface receive notifications of changes to the DOM structure.
21 *
22 * @see DomChangeEvent
23 *
24 * @author Ahmed Ashour
25 * @author Ronald Brill
26 */
27 public interface DomChangeListener extends Serializable {
28
29 /**
30 * Notification that a new node was added. Called after the node is added.
31 *
32 * @param event the node addition event
33 */
34 void nodeAdded(DomChangeEvent event);
35
36 /**
37 * Notification that a new node was deleted. Called after the node is deleted.
38 *
39 * @param event the node deletion event
40 */
41 void nodeDeleted(DomChangeEvent event);
42
43 }