question: void doConnect ( ) throws IOException { int port = 0 ; if ( hasMoreTokens ( ) ) { try { port = nextIntToken ( ) ; } catch ( NumberFormatException ex ) { err ( ex . getLocalizedMessage ( ) ) ; } } else { port = DProtocol . DEBUG_CONNECT_PORT ; } if ( port > 0 ) { m_connectPort = String . valueOf ( port ) ; doRun ( ) ; } }
target:  Fire up a session or await a connection from the socket if no URI was specified.