| HeadMethodImpl.java |
1 /**
2 * Copyright (c) 2000-2009 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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17 * SOFTWARE.
18 */
19
20 package com.liferay.portal.webdav.methods;
21
22 import com.liferay.portal.webdav.Resource;
23 import com.liferay.portal.webdav.WebDAVException;
24 import com.liferay.portal.webdav.WebDAVRequest;
25 import com.liferay.portal.webdav.WebDAVStorage;
26
27 import javax.servlet.http.HttpServletResponse;
28
29 /**
30 * <a href="HeadMethodImpl.java.html"><b><i>View Source</i></b></a>
31 *
32 * @author Brian Wing Shun Chan
33 * @author Alexander Chow
34 *
35 */
36 public class HeadMethodImpl implements Method {
37
38 public int process(WebDAVRequest webDavRequest) throws WebDAVException {
39 try {
40 WebDAVStorage storage = webDavRequest.getWebDAVStorage();
41 HttpServletResponse response =
42 webDavRequest.getHttpServletResponse();
43
44 Resource resource = storage.getResource(webDavRequest);
45
46 int status = HttpServletResponse.SC_NOT_FOUND;
47
48 if (resource == null) {
49 response.sendError(
50 HttpServletResponse.SC_NOT_FOUND, webDavRequest.getPath());
51 }
52 else {
53 if (!resource.isCollection()) {
54 response.setContentLength(resource.getSize());
55 }
56
57 status = HttpServletResponse.SC_OK;
58 }
59
60 return status;
61 }
62 catch (Exception e) {
63 throw new WebDAVException(e);
64 }
65 }
66
67 }