| UploadRequestUtil.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.util;
24
25 import com.liferay.portlet.ActionRequestImpl;
26 import com.liferay.util.servlet.DynamicServletRequest;
27 import com.liferay.util.servlet.UploadPortletRequest;
28 import com.liferay.util.servlet.UploadServletRequest;
29
30 import javax.portlet.ActionRequest;
31
32 import javax.servlet.ServletRequest;
33 import javax.servlet.http.HttpServletRequest;
34 import javax.servlet.http.HttpServletRequestWrapper;
35
36 /**
37 * <a href="UploadRequestUtil.java.html"><b><i>View Source</i></b></a>
38 *
39 * @author Brian Wing Shun Chan
40 *
41 */
42 public class UploadRequestUtil {
43
44 public static UploadPortletRequest getUploadPortletRequest(
45 ActionRequest req) {
46
47 ActionRequestImpl actionReq = (ActionRequestImpl)req;
48
49 DynamicServletRequest dynamicReq =
50 (DynamicServletRequest)actionReq.getHttpServletRequest();
51
52 HttpServletRequestWrapper reqWrapper =
53 (HttpServletRequestWrapper)dynamicReq.getRequest();
54
55 UploadServletRequest uploadReq = getUploadServletRequest(reqWrapper);
56
57 return new UploadPortletRequest(
58 uploadReq,
59 PortalUtil.getPortletNamespace(actionReq.getPortletName()));
60 }
61
62 public static UploadServletRequest getUploadServletRequest(
63 HttpServletRequest httpReq) {
64
65 HttpServletRequestWrapper httpReqWrapper = null;
66
67 if (httpReq instanceof HttpServletRequestWrapper) {
68 httpReqWrapper = (HttpServletRequestWrapper)httpReq;
69 }
70
71 UploadServletRequest uploadReq = null;
72
73 while (uploadReq == null) {
74
75 // Find the underlying UploadServletRequest wrapper. For example,
76 // WebSphere wraps all requests with ProtectedServletRequest.
77
78 if (httpReqWrapper instanceof UploadServletRequest) {
79 uploadReq = (UploadServletRequest)httpReqWrapper;
80 }
81 else {
82 ServletRequest req = httpReqWrapper.getRequest();
83
84 if (!(req instanceof HttpServletRequestWrapper)) {
85 break;
86 }
87 else {
88 httpReqWrapper =
89 (HttpServletRequestWrapper)httpReqWrapper.getRequest();
90 }
91 }
92 }
93
94 return uploadReq;
95 }
96
97 }