private void UpdateSessionCache(IIMapServerSettings setting)
{
if (!ImapSessionCache.ContainsKey(setting)) // Add if session doesn't already exist
{
ImapSessionCache.TryAdd(setting, _imapMailReader.CreateConnection(setting));
}
else
{
RefreshSessionIfExpired(setting);
}
}
private void RefreshSessionIfExpired(IIMapServerSettings setting)
{
var session = ImapSessionCache.FirstOrDefault(s => s.Key == setting).Value;
if (session != null && !session.IsConnected())
{
IImapMailReader removed;
if (ImapSessionCache.TryRemove(setting, out removed) && removed != null)
{
ImapSessionCache.TryAdd(setting, _imapMailReader.CreateConnection(setting));
}
}
}
private ImapMailReader(IIMapServerSettings mailConfig)
{
if (mailConfig.IsSecureSocket)
{
Client.ConnectSsl(mailConfig.ImapServer, mailConfig.Port);
}
else
{
Client.Connect(mailConfig.ImapServer, mailConfig.Port);
}
Client.Login(mailConfig.UserLogin, mailConfig.UserPassword);
}
public IImapMailReader GetActiveImapSession(IIMapServerSettings imapSetting)
{
return(ImapSessionCache[imapSetting]);
}
public ImapMailReader CreateConnection(IIMapServerSettings mailConfig)
{
return(new ImapMailReader(mailConfig));
}