01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * 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: */package com.liferay.util.servlet.fileupload;
22:
23: import com.liferay.portal.kernel.util.Validator;
24:
25: import java.util.List;
26: import java.util.Map;
27:
28: import javax.servlet.http.HttpServletRequest;
29: import javax.servlet.http.HttpSession;
30:
31: import org.apache.commons.fileupload.FileItem;
32: import org.apache.commons.fileupload.FileItemFactory;
33: import org.apache.commons.fileupload.FileUploadException;
34: import org.apache.commons.fileupload.servlet.ServletFileUpload;
35:
36: /**
37: * <a href="LiferayFileUpload.java.html"><b><i>View Source</i></b></a>
38: *
39: * @author Brian Myunghun Kim
40: * @author Brian Wing Shun Chan
41: *
42: */
43: public class LiferayFileUpload extends ServletFileUpload {
44:
45: public static final String FILE_NAME = LiferayFileUpload.class
46: .getName()
47: + "_FILE_NAME";
48:
49: public static final String PERCENT = LiferayFileUpload.class
50: .getName()
51: + "_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 = (LiferayFileItem) super .createItem(
77: 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: }
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