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;
16
17 import org.htmlunit.html.HtmlElement;
18 import org.htmlunit.html.HtmlPage;
19
20 /**
21 * A script pre processor call back. This interface is called when ScriptEngine.execute()
22 * is called. It gives developers the opportunity to modify the script to be executed.
23 *
24 * @author Ben Curren
25 * @author Ronald Brill
26 */
27 public interface ScriptPreProcessor {
28
29 /**
30 * Pre process the specified source code in the context of the given page.
31 * @param htmlPage the page
32 * @param sourceCode the code to execute
33 * @param sourceName a name for the chunk of code that is going to be executed (used in error messages)
34 * @param lineNumber the line number of the source code
35 * @param htmlElement the HTML element that will act as the context
36 * @return the source code after pre processing
37 */
38 String preProcess(HtmlPage htmlPage, String sourceCode, String sourceName, int lineNumber, HtmlElement htmlElement);
39 }