org.apache.james.smtpserver
Interfaces 
CommandHandler
ConnectHandler
MessageHandler
SMTPHandlerConfigurationData
SMTPServerMBean
SMTPSession
Classes 
AddHeaderHandler
AuthCmdHandler
DataCmdHandler
DNSRBLHandler
EhloCmdHandler
ExpnCmdHandler
HeloCmdHandler
HelpCmdHandler
MailCmdHandler
NoopCmdHandler
QuitCmdHandler
RcptCmdHandler
RsetCmdHandler
SendMailHandler
SetMimeHeaderHandler
SizeLimitedInputStream
SMTPHandler
SMTPHandlerChain
SMTPServer
UnknownCmdHandler
VrfyCmdHandler
Exceptions 
MessageSizeException