| GetMethodImpl.java |
1 /**
2 * Copyright (c) 2000-2009 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.kernel.log.Log;
26 import com.liferay.portal.kernel.log.LogFactoryUtil;
27 import com.liferay.portal.webdav.Resource;
28 import com.liferay.portal.webdav.WebDAVException;
29 import com.liferay.portal.webdav.WebDAVRequest;
30 import com.liferay.portal.webdav.WebDAVStorage;
31 import com.liferay.util.servlet.ServletResponseUtil;
32
33 import java.io.InputStream;
34
35 import javax.servlet.http.HttpServletResponse;
36
37 /**
38 * <a href="GetMethodImpl.java.html"><b><i>View Source</i></b></a>
39 *
40 * @author Brian Wing Shun Chan
41 * @author Alexander Chow
42 *
43 */
44 public class GetMethodImpl implements Method {
45
46 public int process(WebDAVRequest webDavRequest) throws WebDAVException {
47 InputStream is = null;
48
49 try {
50 WebDAVStorage storage = webDavRequest.getWebDAVStorage();
51 HttpServletResponse response =
52 webDavRequest.getHttpServletResponse();
53
54 Resource resource = storage.getResource(webDavRequest);
55
56 if (resource != null) {
57 try {
58 is = resource.getContentAsStream();
59 }
60 catch (Exception e) {
61 if (_log.isWarnEnabled()) {
62 _log.warn(e.getMessage());
63 }
64 }
65 }
66
67 int status = HttpServletResponse.SC_NOT_FOUND;
68
69 if (is != null) {
70 try {
71 ServletResponseUtil.write(response, is);
72 }
73 catch (Exception e) {
74 if (_log.isWarnEnabled()) {
75 _log.warn(e);
76 }
77 }
78
79 status = HttpServletResponse.SC_OK;
80 }
81
82 return status;
83 }
84 catch (Exception e) {
85 throw new WebDAVException(e);
86 }
87 finally {
88 ServletResponseUtil.cleanUp(is);
89 }
90 }
91
92 private static Log _log = LogFactoryUtil.getLog(GetMethodImpl.class);
93
94 }