// Token: 0x060007BC RID: 1980 RVA: 0x00037DC8 File Offset: 0x00035FC8
        public static void CleanUp(MailboxSession mailboxSession, MeetingMessage item, CalendarItemBase originalCalItem, Trace tracer, out bool fullUpdateDeleted)
        {
            fullUpdateDeleted = false;
            byte[] valueOrDefault = item.GetValueOrDefault <byte[]>(CalendarItemBaseSchema.GlobalObjectId, null);
            if (valueOrDefault == null)
            {
                return;
            }
            int valueOrDefault2 = item.GetValueOrDefault <int>(CalendarItemBaseSchema.AppointmentSequenceNumber, -1);

            if (valueOrDefault2 == -1)
            {
                return;
            }
            OldMessageDeletion.LatestItemInfo latestInfo;
            latestInfo.LatestSequenceNumber = -1;
            List <VersionedId> oldMeetingMessages = RUMOldMessageDeletion.GetOldMeetingMessages(mailboxSession, item, valueOrDefault, valueOrDefault2, out latestInfo);

            if (oldMeetingMessages == null && latestInfo.LatestSequenceNumber >= valueOrDefault2)
            {
                RUMOldMessageDeletion.MarkMeetingMessageAsOld(item, tracer);
                fullUpdateDeleted = false;
                return;
            }
            if (oldMeetingMessages != null && oldMeetingMessages.Count > 0)
            {
                foreach (VersionedId storeId in oldMeetingMessages)
                {
                    using (MeetingMessage meetingMessage = MeetingMessage.Bind(mailboxSession, storeId))
                    {
                        RUMOldMessageDeletion.MarkMeetingMessageAsOld(meetingMessage, tracer);
                    }
                }
            }
            MeetingRequest meetingRequest = item as MeetingRequest;

            if (meetingRequest != null)
            {
                OldMessageDeletion.ApplyRollingHighlight(meetingRequest, item.InternetMessageId, originalCalItem, latestInfo);
            }
            fullUpdateDeleted = latestInfo.FullUpdateDeleted;
        }
 // Token: 0x060007B3 RID: 1971 RVA: 0x0003708C File Offset: 0x0003528C
 private void QueryAndDeleteMatchingItems(MailboxSession itemStore, MeetingMessage item, CalendarItemBase originalCalendarItem, byte[] itemGloblObjectId, string internetMessageId, string sentRepresenting, int itemSequenceNumber, ref OldMessageDeletion.LatestItemInfo latestInfo)
 {
     try
     {
         List <VersionedId> list = this.QueryMatchingItems(itemStore, item, itemGloblObjectId, sentRepresenting, itemSequenceNumber, ref latestInfo);
         if (item is MeetingRequest && itemSequenceNumber >= latestInfo.LatestSequenceNumber)
         {
             OldMessageDeletion.ApplyRollingHighlight((MeetingRequest)item, internetMessageId, originalCalendarItem, latestInfo);
         }
         if (list != null && list.Count != 0)
         {
             StoreId[] array = list.ToArray();
             OldMessageDeletion.Tracer.TraceDebug <object, ArrayTracer <StoreId> >((long)this.GetHashCode(), "{0}: Deleting message: {1}", TraceContext.Get(), new ArrayTracer <StoreId>(array));
             CalendarAssistant.TracerPfd.TracePfd <int, object, ArrayTracer <StoreId> >((long)this.GetHashCode(), "PFD IWC {0} {1}: Deleting message: {2}", 29847, TraceContext.Get(), new ArrayTracer <StoreId>(array));
             AggregateOperationResult aggregateOperationResult = itemStore.Delete(DeleteItemFlags.MoveToDeletedItems, array);
             OldMessageDeletion.Tracer.TraceDebug <object, OperationResult>((long)this.GetHashCode(), "{0}: Deleting items returned: {1}", TraceContext.Get(), aggregateOperationResult.OperationResult);
             CalendarAssistantPerformanceCounters.MeetingMessagesDeleted.IncrementBy((long)list.Count);
         }
     }
     catch (ObjectNotFoundException arg)
     {
         OldMessageDeletion.Tracer.TraceDebug <object, ObjectNotFoundException>((long)this.GetHashCode(), "{0}: Stopped OMD because we encountered an exception: {1}", TraceContext.Get(), arg);
     }
 }