| LiferayFileUpload.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights 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.upload;
24
25 import com.liferay.portal.kernel.util.ProgressTracker;
26 import com.liferay.portal.kernel.util.Validator;
27
28 import java.util.List;
29 import java.util.Map;
30
31 import javax.servlet.http.HttpServletRequest;
32 import javax.servlet.http.HttpSession;
33
34 import org.apache.commons.fileupload.FileItem;
35 import org.apache.commons.fileupload.FileItemFactory;
36 import org.apache.commons.fileupload.FileUploadException;
37 import org.apache.commons.fileupload.servlet.ServletFileUpload;
38
39 /**
40 * <a href="LiferayFileUpload.java.html"><b><i>View Source</i></b></a>
41 *
42 * @author Brian Myunghun Kim
43 * @author Brian Wing Shun Chan
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 = ProgressTracker.PERCENT;
51
52 public LiferayFileUpload(
53 FileItemFactory fileItemFactory, HttpServletRequest request) {
54
55 super(fileItemFactory);
56
57 _session = request.getSession();
58 }
59
60 public List<LiferayFileItem> parseRequest(HttpServletRequest request)
61 throws FileUploadException {
62
63 _session.removeAttribute(LiferayFileUpload.FILE_NAME);
64 _session.removeAttribute(LiferayFileUpload.PERCENT);
65
66 return super.parseRequest(request);
67 }
68
69 /**
70 * @deprecated
71 */
72 protected FileItem createItem(Map headers, boolean formField)
73 throws FileUploadException {
74
75 LiferayFileItem item = (LiferayFileItem)super.createItem(
76 headers, formField);
77
78 String fileName = item.getFileName();
79
80 if (Validator.isNotNull(fileName)) {
81 _session.setAttribute(LiferayFileUpload.FILE_NAME, fileName);
82 }
83
84 return item;
85 }
86
87 private HttpSession _session;
88
89 }