1 /*
2 * Copyright (c) 2002-2025 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 * @author Ahmed Ashour
23 * @see DomChangeEvent
24 */
25 public interface DomChangeListener extends Serializable {
26
27 /**
28 * Notification that a new node was added. Called after the node is added.
29 *
30 * @param event the node addition event
31 */
32 void nodeAdded(DomChangeEvent event);
33
34 /**
35 * Notification that a new node was deleted. Called after the node is deleted.
36 *
37 * @param event the node deletion event
38 */
39 void nodeDeleted(DomChangeEvent event);
40
41 }