com.github.saksham.hulaki.transport

Class SmtpRequest

java.lang.Object

com.github.saksham.hulaki.transport.SmtpRequest

public class SmtpRequest
extends Object

Contains an SMTP client request. Handles state transitions using the following state transition table. The table is based on original dumbster implementation and on the state diagram explained here: http://denis.papathanasiou.org/2011/11/11/re-creating-mailinator-in-python/

 -----------+--------------------------------------------------------------------------------------------------+
            |                                 State                                                            |
  Action    +-------------+-----------+-----------+--------------+---------------+---------------+-------------+
            | CONNECT     | GREET     | MAIL      | RCPT         | DATA_HDR      | DATA_BODY     | QUIT        |
 -----------+-------------+-----------+-----------+--------------+---------------+---------------+-------------+
 connect    | 220/GREET   | 503/GREET | 503/MAIL  | 503/RCPT     | 503/DATA_HDR  | 503/DATA_BODY | 503/QUIT    |
 ehlo       | 503/CONNECT | 250/MAIL  | 503/MAIL  | 503/RCPT     | 503/DATA_HDR  | 503/DATA_BODY | 503/QUIT    |
 mail       | 503/CONNECT | 503/GREET | 250/RCPT  | 503/RCPT     | 503/DATA_HDR  | 503/DATA_BODY | 250/RCPT    |
 rcpt       | 503/CONNECT | 503/GREET | 503/MAIL  | 250/RCPT     | 503/DATA_HDR  | 503/DATA_BODY | 503/QUIT    |
 data       | 503/CONNECT | 503/GREET | 503/MAIL  | 354/DATA_HDR | 503/DATA_HDR  | 503/DATA_BODY | 503/QUIT    |
 data_end   | 503/CONNECT | 503/GREET | 503/MAIL  | 503/RCPT     | 250/QUIT      | 250/QUIT      | 503/QUIT    |
 unrecog    | 500/CONNECT | 500/GREET | 500/MAIL  | 500/RCPT     | ---/DATA_HDR  | ---/DATA_BODY | 221/EXIT    |
 quit       | 503/CONNECT | 503/GREET | 503/MAIL  | 503/RCPT     | 503/DATA_HDR  | 503/DATA_BODY | 250/CONNECT |
 blank_line | 503/CONNECT | 503/GREET | 503/MAIL  | 503/RCPT     | ---/DATA_BODY | ---/DATA_BODY | 503/QUIT    |
 rset       | 250/GREET   | 250/GREET | 250/GREET | 250/GREET    | 250/GREET     | 250/GREET     | 250/GREET   |
 vrfy       | 252/CONNECT | 252/GREET | 252/MAIL  | 252/RCPT     | 252/DATA_HDR  | 252/DATA_BODY | 252/QUIT    |
 expn       | 252/CONNECT | 252/GREET | 252/MAIL  | 252/RCPT     | 252/DATA_HDR  | 252/DATA_BODY | 252/QUIT    |
 help       | 211/CONNECT | 211/GREET | 211/MAIL  | 211/RCPT     | 211/DATA_HDR  | 211/DATA_BODY | 211/QUIT    |
 noop       | 250/CONNECT | 250/GREET | 250/MAIL  | 250/RCPT     | 250|DATA_HDR  | 250/DATA_BODY | 250/QUIT    |
 
 Channel is disconnect when the state is in DISCONNECT
 

Constructor Summary

Constructors

Constructor and Description
SmtpRequest(SmtpState currentState, SmtpCommand command)

Method Summary

Modifier and Type	Method and Description
SmtpResult	execute()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SmtpRequest

public SmtpRequest(SmtpState currentState,
                   SmtpCommand command)

Method Detail

execute

public SmtpResult execute()