1
14
15 package com.liferay.portal.webdav.methods;
16
17 import com.liferay.portal.kernel.log.Log;
18 import com.liferay.portal.kernel.log.LogFactoryUtil;
19 import com.liferay.portal.kernel.util.GetterUtil;
20 import com.liferay.portal.kernel.util.StringPool;
21 import com.liferay.portal.webdav.WebDAVException;
22 import com.liferay.portal.webdav.WebDAVRequest;
23 import com.liferay.portal.webdav.WebDAVStorage;
24 import com.liferay.portal.webdav.WebDAVUtil;
25
26 import javax.servlet.http.HttpServletRequest;
27 import javax.servlet.http.HttpServletResponse;
28
29
34 public class UnlockMethodImpl implements Method {
35
36 public int process(WebDAVRequest webDavRequest) throws WebDAVException {
37 WebDAVStorage storage = webDavRequest.getWebDAVStorage();
38
39 String token = getToken(webDavRequest.getHttpServletRequest());
40
41 if (!storage.isSupportsClassTwo()) {
42 return HttpServletResponse.SC_METHOD_NOT_ALLOWED;
43 }
44
45 if (storage.unlockResource(webDavRequest, token)) {
46 return HttpServletResponse.SC_NO_CONTENT;
47 }
48 else {
49 return HttpServletResponse.SC_PRECONDITION_FAILED;
50 }
51 }
52
53 protected String getToken(HttpServletRequest request) {
54 String token = StringPool.BLANK;
55
56 String value = GetterUtil.getString(request.getHeader("Lock-Token"));
57
58 if (_log.isDebugEnabled()) {
59 _log.debug("\"Lock-Token\" header is " + value);
60 }
61
62 if (value.startsWith("<") && value.endsWith(">")) {
63 value = value.substring(1, value.length() - 1);
64 }
65
66 int index = value.indexOf(WebDAVUtil.TOKEN_PREFIX);
67
68 if (index >= 0) {
69 index += WebDAVUtil.TOKEN_PREFIX.length();
70
71 if (index < value.length()) {
72 token = GetterUtil.getString(value.substring(index));
73 }
74 }
75
76 return token;
77 }
78
79 private static Log _log = LogFactoryUtil.getLog(UnlockMethodImpl.class);
80
81 }