| GetMethodImpl.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.webdav.methods;
24
25 import com.liferay.portal.webdav.Resource;
26 import com.liferay.portal.webdav.WebDAVException;
27 import com.liferay.portal.webdav.WebDAVRequest;
28 import com.liferay.portal.webdav.WebDAVStorage;
29 import com.liferay.util.servlet.ServletResponseUtil;
30
31 import java.io.InputStream;
32
33 import javax.servlet.http.HttpServletResponse;
34
35 import org.apache.commons.logging.Log;
36 import org.apache.commons.logging.LogFactory;
37
38 /**
39 * <a href="GetMethodImpl.java.html"><b><i>View Source</i></b></a>
40 *
41 * @author Brian Wing Shun Chan
42 * @author Alexander Chow
43 *
44 */
45 public class GetMethodImpl implements Method {
46
47 public int process(WebDAVRequest webDavRequest) throws WebDAVException {
48 InputStream is = null;
49
50 try {
51 WebDAVStorage storage = webDavRequest.getWebDAVStorage();
52 HttpServletResponse response =
53 webDavRequest.getHttpServletResponse();
54
55 Resource resource = storage.getResource(webDavRequest);
56
57 if (resource != null) {
58 try {
59 is = resource.getContentAsStream();
60 }
61 catch (Exception e) {
62 if (_log.isWarnEnabled()) {
63 _log.warn(e.getMessage());
64 }
65 }
66 }
67
68 int status = HttpServletResponse.SC_NOT_FOUND;
69
70 if (is != null) {
71 try {
72 ServletResponseUtil.write(response, is);
73 }
74 catch (Exception e) {
75 if (_log.isWarnEnabled()) {
76 _log.warn(e);
77 }
78 }
79
80 status = HttpServletResponse.SC_OK;
81 }
82
83 return status;
84 }
85 catch (Exception e) {
86 throw new WebDAVException(e);
87 }
88 finally {
89 ServletResponseUtil.cleanUp(is);
90 }
91 }
92
93 private static Log _log = LogFactory.getLog(GetMethodImpl.class);
94
95 }