[Fedora-directory-users] JAVA_HOME problems after upgrade

[Richard Megginson]

Thanks Kevin - https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174844

Kevin M. Myer wrote:

> Quoting Richard Megginson <rmeggins at redhat.com>:
>
>> Sounds good.  Will this work on Fedora Core or other linux distros?
>
>
> I'm not sure how portable it would be with other distros (it should 
> definitely work on FC), but here was what I was thinking:
>
> Check /etc/java/java.conf and if it exists try using the values 
> there.  Maybe tickle to see if /etc/{redhat,fedora}-release exists 
> first.  I'd vote for a "assume nothing but the known 
> distributions/environments where this works approach" (which is to say 
> that if say a /etc/java/java.conf file exists on a Solaris install, 
> don't blindly assume that the values in it are anywhere near or even 
> related to what exists in a Red Hat java.conf file).  For binary 
> packages, this probably means including a RPM dependency for 
> jpackage-utils (which in and of itself could still lead to problems, 
> since you could have that installed but have no JRE installed..).
>
> The more ways there are to find where the JRE might be (which may 
> amount to figuring out what the clues are on each distro/OS), the 
> lower the bar to entry becomes and Things Just Work.
>
> Kevin
>
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