/// <summary> /// Get the existing sync state for this item, if it exists and is of the appropriate /// type, else null. /// </summary> /// <remarks>Outlook items are not true objects and don't have a common superclass, /// so we have to use this rather clumsy overloading.</remarks> /// <param name="contact">The item.</param> /// <returns>The appropriate sync state, or null if none.</returns> /// <exception cref="UnexpectedSyncStateClassException">if the sync state found is not of the expected class (shouldn't happen).</exception> public ContactSyncState GetSyncState(Outlook.ContactItem contact) { SyncState result; try { result = this.byOutlookId.ContainsKey(contact.EntryID) ? this.byOutlookId[contact.EntryID] : null; CrmId crmId = CheckForDuplicateSyncState(result, contact.GetCrmId()); if (CrmId.IsValid(crmId)) { if (result == null && this.byCrmId.ContainsKey(crmId)) { result = this.byCrmId[crmId]; } else if (result != null && this.byCrmId.ContainsKey(crmId) == false) { this.byCrmId[crmId] = result; result.CrmEntryId = crmId; } } if (result != null && result as ContactSyncState == null) { throw new UnexpectedSyncStateClassException("ContactSyncState", result); } } catch (COMException) { // dead item passed. result = null; } return(result as ContactSyncState); }
/// <summary> /// Create an appropriate sync state for an contact item. /// </summary> /// <remarks>Outlook items are not true objects and don't have a common superclass, /// so we have to use this rather clumsy overloading.</remarks> /// <param name="contact">The item.</param> /// <returns>An appropriate sync state.</returns> private ContactSyncState CreateSyncState(Outlook.ContactItem contact) { CrmId crmId = contact.GetCrmId(); ContactSyncState result; if (CrmId.IsValid(crmId) && this.byCrmId.ContainsKey(crmId) && this.byCrmId[crmId] != null) { result = CheckUnexpectedFoundState <Outlook.ContactItem, ContactSyncState>(contact, crmId); } else { result = this.SetByOutlookId <ContactSyncState>(contact.EntryID, new ContactSyncState(contact, crmId, ParseDateTimeFromUserProperty(contact.UserProperties[ModifiedDatePropertyName]))); } if (result != null && CrmId.IsValid(crmId)) { this.byCrmId[crmId] = result; } return(result); }