1 /*
2 * $Id$
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 package org.apache.struts.tiles;
23
24 import java.io.IOException;
25
26 import jakarta.servlet.ServletContext;
27 import jakarta.servlet.ServletException;
28 import jakarta.servlet.http.HttpServletRequest;
29 import jakarta.servlet.http.HttpServletResponse;
30
31 /**
32 * Basic implementation of Controller. Implementations can extend this class
33 * to insulate themselves from changes in the <code>Controller</code>
34 * interface.
35 */
36 public class ControllerSupport implements Controller {
37 private static final long serialVersionUID = -4462385995896189607L;
38
39 /**
40 * Method associated to a tile and called immediately before tile is
41 * included. This implementation does nothing.
42 *
43 * @param tileContext Current tile context.
44 * @param request Current request
45 * @param response Current response
46 * @param servletContext Current servlet context
47 * @deprecated Use execute() instead. This will be removed after
48 * Struts 1.2.
49 */
50 @Deprecated
51 public void perform(
52 ComponentContext tileContext,
53 HttpServletRequest request,
54 HttpServletResponse response,
55 ServletContext servletContext)
56 throws ServletException, IOException {
57 }
58
59 /**
60 * @see org.apache.struts.tiles.Controller#execute(org.apache.struts.tiles.ComponentContext, jakarta.servlet.http.HttpServletRequest, jakarta.servlet.http.HttpServletResponse, jakarta.servlet.ServletContext)
61 */
62 public void execute(
63 ComponentContext tileContext,
64 HttpServletRequest request,
65 HttpServletResponse response,
66 ServletContext servletContext)
67 throws Exception {
68
69 perform(tileContext, request, response, servletContext);
70 }
71 }