| LiferayServletRequest.java |
1 /**
2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3 *
4 * The contents of this file are subject to the terms of the Liferay Enterprise
5 * Subscription License ("License"). You may not use this file except in
6 * compliance with the License. You can obtain a copy of the License by
7 * contacting Liferay, Inc. See the License for the specific language governing
8 * permissions and limitations under the License, including but not limited to
9 * distribution rights of the Software.
10 *
11 *
12 *
13 */
14
15 package com.liferay.portal.upload;
16
17 import java.io.IOException;
18
19 import javax.servlet.ServletInputStream;
20 import javax.servlet.http.HttpServletRequest;
21 import javax.servlet.http.HttpServletRequestWrapper;
22
23 /**
24 * <a href="LiferayServletRequest.java.html"><b><i>View Source</i></b></a>
25 *
26 * @author Brian Myunghun Kim
27 * @author Brian Wing Shun Chan
28 */
29 public class LiferayServletRequest extends HttpServletRequestWrapper {
30
31 public LiferayServletRequest(HttpServletRequest request) {
32 super(request);
33
34 _request = request;
35 }
36
37 public ServletInputStream getInputStream() throws IOException {
38 if (_lis == null) {
39 _lis = new LiferayInputStream(_request);
40
41 return _lis;
42 }
43 else {
44
45 // Return the cached input stream the second time the user requests
46 // the input stream, otherwise, it will return an empty input stream
47 // because it has already been parsed
48
49 return _lis.getCachedInputStream();
50 }
51 }
52
53 private HttpServletRequest _request;
54 private LiferayInputStream _lis = null;
55
56 }