1 /***
2 * Copyright (c) 2000-2004 Liferay, LLC. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22 package com.germinus.easyconf.servlet;
23
24 import java.io.IOException;
25
26 import javax.servlet.ServletException;
27 import javax.servlet.http.HttpServlet;
28 import javax.servlet.http.HttpServletRequest;
29 import javax.servlet.http.HttpServletResponse;
30
31 import org.apache.commons.lang.StringUtils;
32
33 import com.germinus.easyconf.EasyConf;
34
35 /***
36 * <a href="RefreshConfigurationServlet.java.html"><b><i>View Source</i></b></a>
37 *
38 * @author Jorge Ferrer
39 * @version $Revision$
40 *
41 */
42 public class RefreshConfigurationServlet extends HttpServlet {
43
44
45
46
47
48 protected void service(HttpServletRequest request, HttpServletResponse response)
49 throws ServletException, IOException {
50 String componentName = request.getParameter("componentName");
51 if (StringUtils.isBlank(componentName)) {
52 EasyConf.refreshAll();
53 } else {
54 EasyConf.refreshComponent(componentName);
55 }
56 writeSuccessResponse(response, componentName);
57 }
58
59 protected void writeSuccessResponse(HttpServletResponse response, String componentName)
60 throws IOException {
61 String msg;
62 if (StringUtils.isBlank(componentName)) {
63 msg = "The configuration of " + componentName + " has been reloaded";
64 } else {
65 msg = "The configuration of all components has been reloaded";
66 }
67 StringBuffer html = new StringBuffer();
68 html.append("<html><head><title>");
69 html.append(msg);
70 html.append("</title></head><body>");
71 html.append("<p align='center'>");
72 html.append(msg);
73 html.append("</p></body></html>");
74 response.getWriter().write(html.toString());
75 }
76 }