FolderChangesManifest ISourceFolder.EnumerateChanges(EnumerateContentChangesFlags flags, int maxChanges)
{
FolderChangesManifest folderChangesManifest = new FolderChangesManifest(base.FolderId);
folderChangesManifest.ChangedMessages = new List <MessageRec>();
folderChangesManifest.ReadMessages = new List <byte[]>();
folderChangesManifest.UnreadMessages = new List <byte[]>();
SyncContentsManifestState syncContentsManifestState = base.Mailbox.SyncState[base.FolderId];
PopFolderState lastSyncedState;
if (syncContentsManifestState.Data != null)
{
lastSyncedState = PopFolderState.Deserialize(syncContentsManifestState.Data);
}
else
{
lastSyncedState = PopFolderState.CreateNew();
}
List <MessageRec> messages = base.EnumerateMessagesOnPopConnection(maxChanges);
PopFolderState popFolderState = PopFolderState.Create(messages);
this.EnumerateIncrementalChanges(popFolderState, lastSyncedState, folderChangesManifest, messages);
syncContentsManifestState.Data = popFolderState.Serialize();
return(folderChangesManifest);
}
List <MessageRec> ISourceFolder.EnumerateMessagesPaged(int maxPageSize)
{
SyncContentsManifestState syncContentsManifestState = base.Mailbox.SyncState[base.FolderId];
PopFolderState popFolderState = (syncContentsManifestState.Data != null) ? PopFolderState.Deserialize(syncContentsManifestState.Data) : PopFolderState.CreateNew();
foreach (string item in this.crawlerCopiedMessages.Values)
{
popFolderState.MessageList.Add(item);
this.crawlerCopiedMessages.Remove(item);
}
syncContentsManifestState.Data = popFolderState.Serialize();
List <MessageRec> list = base.EnumerateMessagesOnPopConnection(0);
List <MessageRec> list2 = new List <MessageRec>();
foreach (MessageRec messageRec in list)
{
string item2 = PopEntryId.ParseUid(messageRec.EntryId);
if (!popFolderState.MessageList.Contains(item2))
{
list2.Add(messageRec);
if (list2.Count == maxPageSize)
{
break;
}
}
}
if (list2.Count == 0)
{
return(null);
}
foreach (MessageRec messageRec2 in list2)
{
string item3 = PopEntryId.ParseUid(messageRec2.EntryId);
this.crawlerCopiedMessages.Add(item3);
}
return(list2);
}