CalDavSynchronizer.DataAccess.CalDavDataAccess.ListCalendars C# (CSharp) Метод

    private Task<XmlDocumentWithNamespaceManager> ListCalendars (Uri url)
    {
      return _webDavClient.ExecuteWebDavRequestAndReadResponse (
          url,
          "PROPFIND",
          1,
          null,
          null,
          "application/xml",
          @"<?xml version='1.0'?>
                        <D:propfind xmlns:D=""DAV:"" xmlns:C=""urn:ietf:params:xml:ns:caldav"" xmlns:E=""http://apple.com/ns/ical/"">
                          <D:prop>
                              <D:resourcetype />
                              <D:displayname />
                              <E:calendar-color />
                              <C:supported-calendar-component-set />
                          </D:prop>
                        </D:propfind>
                 "
          );
    }