What downloads required to run executable jar files?
By danpost, with 3 replies.
Last reply by mjrb4, about 8 years ago:
Not really - it doesn't work like that. Most of the programs you find out there that wrap jars up in exes will literally be doing that, the exe will just contain the jar and launch Java to run it. So you'd still need Java on your system for it to work. The one advantage these do have is that if you haven't got a JRE installed, the exe can often prompt you to download it (whereas a jar file just wouldn't work.)
Other than those type of "wrapper" programs, the others generally come in two sorts, those that wrap up the jar as well as a JRE in the exe file (creating a huge file and meaning real