a character string of the version number default is "1.5.0"
file_name
file name to give the otp default "otp.jar"
url
URL to the download server
quiet
logical, passed to download.file, default FALSE
cache
logical, default TRUE, see details
Details
As of version 0.3.0.0 `otp_dl_jar` will cache the JAR file within
the package and ignore the `path` argument. You can force a new download to
be saved in the `path` location by setting `cache = FALSE`.