Re: Updating helper Jar while in use

Robert Fischer <robert.fischer-PhQ5OvVyDpbEbydl4kn8rAC/[email protected]> Mon, 27 Feb 2012 14:47:40 -0500
Newsgroups gmane.org.user-groups.trijug.juglist
Message-ID <CAMi385Q4s_vdX4ih2CrNDZRTSsWR+OofqN1LzqzQx_3PuCLORQ@mail.gmail.com>
This is also exactly the situation that OSGi exists to address.

~~ Robert.



On Mon, Feb 27, 2012 at 2:04 PM, Joseph Ottinger <[email protected]> wrote:
> What do you mean by "help .jar files?" If your classloader is using those
> jars, replacing them while the JVM is running can be problematic; you can do
> it by using a local classloader, and discarding it when the jar changes, but
> that's... interesting to do.
>
> An option, though, is to look at JRebel, which has made a name for itself
> out of providing this kind of functionality.
>
> On Mon, Feb 27, 2012 at 1:40 PM, Terry Waranch
> <[email protected]> wrote:
>>
>> Hi,
>>
>>
>>
>> We run java programs from  .jar files.  We have help .jar files.  Is it
>> okay to update a helper .jar file while a running program is using it?
>>
>>
>>
>> Thanks for your reply,
>>
>> Terry
>>
>>
>>
>> Terry N. Waranch
>> Sr. Business Analyst/Developer
>> REPLACEMENTS, LTD.
>> PO Box 26029
>> Greensboro, NC  27420-6029
>> 336-697-3000, ext. 2298
>> Fax:  336-697-3100
>> [email protected]
>> www.replacements.com
>>
>>
>>
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>
>
>
> --
> Joseph B. Ottinger
> http://enigmastation.com
> Ça en vaut la peine.
>
>
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