question: public void uploadFile ( Path fileToUpload , String destinationFileName ) throws IOException { Preconditions . checkNotNull ( fileToUpload ) ; Preconditions . checkArgument ( Files . exists ( fileToUpload ) ) ; Preconditions . checkArgument ( ! Strings . isNullOrEmpty ( destinationFileName ) ) ; uploadFile ( fileToUpload , destinationFileName , true ) ; }
target:  Uploads a file to SauceLabs. Usually for an app or an apk.