question: public synchronized void start ( ) { if ( isStarted ) { return ; } if ( isStopped ) { throw new IllegalStateException ( "Cannot restart a TorClient instance.  Create a new instance instead." ) ; } logger . info ( "Starting Orchid (version: " + Tor . getFullVersion ( ) + ")" ) ; verifyUnlimitedStrengthPolicyInstalled ( ) ; directoryDownloader . start ( directory ) ; circuitManager . startBuildingCircuits ( ) ; if ( dashboard . isEnabledByProperty ( ) ) { dashboard . startListening ( ) ; } isStarted = true ; }
target:  Start running the Tor client service.