| Action.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. 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
23 package com.liferay.portal.kernel.events;
24
25 import com.liferay.portal.kernel.util.PortalClassInvoker;
26
27 import javax.portlet.PortletRequest;
28 import javax.portlet.PortletResponse;
29 import javax.portlet.RenderRequest;
30 import javax.portlet.RenderResponse;
31
32 import javax.servlet.http.HttpServletRequest;
33 import javax.servlet.http.HttpServletResponse;
34
35 /**
36 * <a href="Action.java.html"><b><i>View Source</i></b></a>
37 *
38 * @author Brian Wing Shun Chan
39 *
40 */
41 public abstract class Action {
42
43 public abstract void run(HttpServletRequest req, HttpServletResponse res)
44 throws ActionException;
45
46 public void run(RenderRequest req, RenderResponse res)
47 throws ActionException {
48
49 try {
50 HttpServletRequest httpReq = _getHttpServletRequest(req);
51 HttpServletResponse httpRes = _getHttpServletResponse(res);
52
53 run(httpReq, httpRes);
54 }
55 catch (ActionException ae) {
56 throw ae;
57 }
58 catch (Exception e) {
59 throw new ActionException(e);
60 }
61 }
62
63 private HttpServletRequest _getHttpServletRequest(PortletRequest req)
64 throws Exception {
65
66 Object returnObj = PortalClassInvoker.invoke(
67 _CLASS, _METHOD_GETHTTPSERVLETREQUEST, req, false);
68
69 if (returnObj != null) {
70 return (HttpServletRequest)returnObj;
71 }
72 else {
73 return null;
74 }
75 }
76
77 private HttpServletResponse _getHttpServletResponse(PortletResponse res)
78 throws Exception {
79
80 Object returnObj = PortalClassInvoker.invoke(
81 _CLASS, _METHOD_GETHTTPSERVLETRESPONSE, res, false);
82
83 if (returnObj != null) {
84 return (HttpServletResponse)returnObj;
85 }
86 else {
87 return null;
88 }
89 }
90
91 private static final String _CLASS = "com.liferay.portal.util.PortalUtil";
92
93 private static final String _METHOD_GETHTTPSERVLETREQUEST =
94 "getHttpServletRequest";
95
96 private static final String _METHOD_GETHTTPSERVLETRESPONSE =
97 "getHttpServletResponse";
98
99 }