| Captcha.java |
1 /**
2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License as published by the Free
6 * Software Foundation; either version 2.1 of the License, or (at your option)
7 * any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 * details.
13 */
14
15 package com.liferay.portal.kernel.captcha;
16
17 import java.io.IOException;
18
19 import javax.portlet.PortletRequest;
20 import javax.portlet.PortletResponse;
21
22 import javax.servlet.http.HttpServletRequest;
23 import javax.servlet.http.HttpServletResponse;
24
25 /**
26 * <a href="Captcha.java.html"><b><i>View Source</i></b></a>
27 *
28 * @author Brian Wing Shun Chan
29 */
30 public interface Captcha {
31
32 public void check(HttpServletRequest request) throws CaptchaTextException;
33
34 public void check(PortletRequest portletRequest)
35 throws CaptchaTextException;
36
37 public String getTaglibPath();
38
39 public boolean isEnabled(HttpServletRequest request);
40
41 public boolean isEnabled(PortletRequest portletRequest);
42
43 public void serveImage(
44 HttpServletRequest request, HttpServletResponse response)
45 throws IOException;
46
47 public void serveImage(
48 PortletRequest portletRequest, PortletResponse portletResponse)
49 throws IOException;
50
51 }