question: public void connect ( ) { if ( listeners . isEmpty ( ) ) { AirMapLog . i ( "TrafficService" , "No listeners, not connecting" ) ; return ; } AirMapLog . i ( "TrafficService" , "Connecting to Traffic Service" ) ; if ( connectionState == ConnectionState . Connecting ) { return ; } connectionState = ConnectionState . Connecting ; allTraffic . clear ( ) ; AirMap . getCurrentFlight ( currentFlightCallback ) ; }
target:  Connect to the server to receive updates