| LiferayFileUpload.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.util.servlet.fileupload;
24
25 import com.liferay.portal.kernel.util.Validator;
26
27 import java.util.List;
28 import java.util.Map;
29
30 import javax.servlet.http.HttpServletRequest;
31 import javax.servlet.http.HttpSession;
32
33 import org.apache.commons.fileupload.FileItem;
34 import org.apache.commons.fileupload.FileItemFactory;
35 import org.apache.commons.fileupload.FileUploadException;
36 import org.apache.commons.fileupload.servlet.ServletFileUpload;
37
38 /**
39 * <a href="LiferayFileUpload.java.html"><b><i>View Source</i></b></a>
40 *
41 * @author Brian Myunghun Kim
42 * @author Brian Wing Shun Chan
43 *
44 */
45 public class LiferayFileUpload extends ServletFileUpload {
46
47 public static final String FILE_NAME =
48 LiferayFileUpload.class.getName() + "_FILE_NAME";
49
50 public static final String PERCENT =
51 LiferayFileUpload.class.getName() + "_PERCENT";
52
53 public LiferayFileUpload(FileItemFactory fileItemFactory,
54 HttpServletRequest req) {
55
56 super(fileItemFactory);
57
58 _ses = req.getSession();
59 }
60
61 public List parseRequest(HttpServletRequest req)
62 throws FileUploadException {
63
64 _ses.removeAttribute(LiferayFileUpload.FILE_NAME);
65 _ses.removeAttribute(LiferayFileUpload.PERCENT);
66
67 return super.parseRequest(req);
68 }
69
70 /**
71 * @deprecated
72 */
73 protected FileItem createItem(Map headers, boolean formField)
74 throws FileUploadException {
75
76 LiferayFileItem item =
77 (LiferayFileItem)super.createItem(headers, formField);
78
79 String fileName = item.getFileName();
80
81 if (Validator.isNotNull(fileName)) {
82 _ses.setAttribute(LiferayFileUpload.FILE_NAME, fileName);
83 }
84
85 return item;
86 }
87
88 private HttpSession _ses;
89
90 }