public static bool TryInstantiateAggregatorForDelivery(IMailboxSession session, MiniRecipient miniRecipient, ConversationIndexTrackingEx indexTrackingEx, out IConversationAggregator aggregator)
        {
            MailboxOwnerFactory mailboxOwnerFactory = new MailboxOwnerFactory(session);

            return(ConversationAggregatorFactory.TryInstantiateAggregatorForDelivery(session, mailboxOwnerFactory.Create(miniRecipient), indexTrackingEx, out aggregator));
        }
        public static bool TryInstantiateAggregatorForSave(IMailboxSession session, CoreItemOperation saveOperation, ICoreItem item, ConversationIndexTrackingEx indexTrackingEx, out IConversationAggregator aggregator)
        {
            MailboxOwnerFactory           mailboxOwnerFactory           = new MailboxOwnerFactory(session);
            ConversationAggregatorFactory conversationAggregatorFactory = new ConversationAggregatorFactory(session, mailboxOwnerFactory.Create(), XSOFactory.Default, indexTrackingEx);

            return(conversationAggregatorFactory.TryInstantiateAggregatorForSave(saveOperation, item, out aggregator));
        }