SenseNet.DirectoryServices.AdLog.EndLog C# (CSharp) Метод

        public static void EndLog()
        {
            LogLine(string.Format("AD sync finished with {0} warnings, {1} errors", Warnings, Errors), EventType.Info);
        }
        private static void LogLine(string msg, EventType eventType)

        /* ==================================================================================== AD -> portal : Public methods */
        /// <summary>
        /// Syncs all objects of all configured sync trees from Active Directory(ies).
        /// </summary>
        public void SyncFromAD()
        {
            IUser originalUser = User.Current;

            Common.ChangeToAdminAccount();


            // init portal objects
            AdLog.LogMain("Cacheing portal users...");
            _portalUsers = GetAllPortalObjects(ADObjectType.User);
            AdLog.LogMain("Cacheing portal groups...");
            _portalGroups = GetAllPortalObjects(ADObjectType.Group);
            AdLog.LogMain("Cacheing portal containers...");
            _portalContainers = GetAllPortalObjects(ADObjectType.AllContainers);


            foreach (SyncTree syncTree in _syncTrees)
            {
                try
                {
                    SyncContainersFromAD(syncTree);
                }
                catch (Exception ex)
                {
                    // syncing of the whole tree failed
                    AdLog.LogException(ex);
                }
            }
            foreach (SyncTree syncTree in _syncTrees)
            {
                try
                {
                    SyncUsersFromAD(syncTree);
                }
                catch (Exception ex)
                {
                    // syncing of the whole tree failed
                    AdLog.LogException(ex);
                }
            }
            foreach (SyncTree syncTree in _syncTrees)
            {
                try
                {
                    if (syncTree.SyncGroups)
                    {
                        SyncGroupsFromAD(syncTree);
                    }
                    else
                    {
                        AdLog.LogMainActivity("Groups under synctree are skipped", syncTree.ADPath, syncTree.PortalPath);
                    }
                }
                catch (Exception ex)
                {
                    // syncing of the whole tree failed
                    AdLog.LogException(ex);
                }
            }
            foreach (SyncTree syncTree in _syncTrees)
            {
                try
                {
                    DeletePortalUsers(syncTree);
                }
                catch (Exception ex)
                {
                    // syncing of the whole tree failed
                    AdLog.LogException(ex);
                }
            }
            foreach (SyncTree syncTree in _syncTrees)
            {
                try
                {
                    DeletePortalGroups(syncTree);
                }
                catch (Exception ex)
                {
                    // syncing of the whole tree failed
                    AdLog.LogException(ex);
                }
            }
            foreach (SyncTree syncTree in _syncTrees)
            {
                try
                {
                    DeletePortalContainers(syncTree);
                }
                catch (Exception ex)
                {
                    // syncing of the whole tree failed
                    AdLog.LogException(ex);
                }
            }

            // dispose synctrees (searchresultcollection objects contained in synctree)
            foreach (SyncTree syncTree in _syncTrees)
            {
                syncTree.Dispose();
            }

            AdLog.EndLog();

            Common.RestoreOriginalUser(originalUser);
        }