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.portal.webdav.methods;
22:
23: import com.liferay.portal.webdav.Resource;
24: import com.liferay.portal.webdav.WebDAVException;
25: import com.liferay.portal.webdav.WebDAVRequest;
26: import com.liferay.portal.webdav.WebDAVStorage;
27: import com.liferay.util.servlet.ServletResponseUtil;
28:
29: import java.io.InputStream;
30:
31: import javax.servlet.http.HttpServletResponse;
32:
33: import org.apache.commons.logging.Log;
34: import org.apache.commons.logging.LogFactory;
35:
36: /**
37: * <a href="GetMethodImpl.java.html"><b><i>View Source</i></b></a>
38: *
39: * @author Brian Wing Shun Chan
40: * @author Alexander Chow
41: *
42: */
43: public class GetMethodImpl implements Method {
44:
45: public int process(WebDAVRequest webDavReq) throws WebDAVException {
46: InputStream is = null;
47:
48: try {
49: WebDAVStorage storage = webDavReq.getWebDAVStorage();
50: HttpServletResponse res = webDavReq
51: .getHttpServletResponse();
52:
53: Resource resource = storage.getResource(webDavReq);
54:
55: if (resource != null) {
56: try {
57: is = resource.getContentAsStream();
58: } catch (Exception e) {
59: if (_log.isWarnEnabled()) {
60: _log.warn(e.getMessage());
61: }
62: }
63: }
64:
65: int status = HttpServletResponse.SC_NOT_FOUND;
66:
67: if (is != null) {
68: try {
69: ServletResponseUtil.write(res, is);
70: } catch (Exception e) {
71: if (_log.isWarnEnabled()) {
72: _log.warn(e);
73: }
74: }
75:
76: status = HttpServletResponse.SC_OK;
77: }
78:
79: return status;
80: } catch (Exception e) {
81: throw new WebDAVException(e);
82: } finally {
83: ServletResponseUtil.cleanUp(is);
84: }
85: }
86:
87: private static Log _log = LogFactory.getLog(GetMethodImpl.class);
88:
89: }
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