CalDavSynchronizer.DataAccess.WebDavDataAccess.GetCurrentUserPrincipal C# (CSharp) Метод

    protected Task<XmlDocumentWithNamespaceManager> GetCurrentUserPrincipal (Uri url)
    {
      return _webDavClient.ExecuteWebDavRequestAndReadResponse (
          url,
          "PROPFIND",
          0,
          null,
          null,
          "application/xml",
          @"<?xml version='1.0'?>
                        <D:propfind xmlns:D=""DAV:"">
                          <D:prop>
                            <D:current-user-principal/>
                            <D:principal-URL/>
                            <D:resourcetype/>
                          </D:prop>
                        </D:propfind>
                 "
          );
    }