question: public void runCommercial ( String stream , int length ) { if ( stream == null || stream . isEmpty ( ) ) { commercialResult ( stream , "Can't run commercial, not on a channel." , TwitchApi . RequestResult . FAILED ) ; } else { String channel = "#" + stream ; if ( isChannelOpen ( channel ) ) { g . printLine ( channel , "Trying to run " + length + "s commercial.." ) ; } else { g . printLine ( "Trying to run " + length + "s commercial.. (" + stream + ")" ) ; } api . runCommercial ( stream , settings . getString ( "token" ) , length ) ; } }
target:  Tries to run a commercial on the given stream with the given length. Outputs a message about it in the appropriate channel.