JInterface

Francesco Cesarini <>
Tue Jan 9 20:12:01 CET 2001


> Thus all we need is for the syntax of the messages to be
> consistent from R5B to R7B (at least that is what we are hoping). Is
> this the case?

Nope.. Does not work, as there are also changes and improvements in the
Erlang distribution among releases, different versions of Erlang can not
talk to each other (Unless of course, the distribution went untouched..
Which is definitively not the case between R5 and R7).


I'm going home!

Ciao,
Francesco

> 
> Chris Williams wrote:
> >
> > Hi Ciaran,
> > If you use R5B you havce to use jinteface (R5B) for it....
> > If you use R7B you should use jinteface (R7B) for it....
> > One can not coppy files from R7B to R5B this will not work and
> > will not be supported by erlang/OTP and probably will not work!
> > Ciaran Johnston wrote:
> > >
> > > Hi,
> > >         I am looking at ways of interfacing a java application with an Erlang
> > > node, and one of the better options appears to be JInterface. However
> > > the situation we want to use it in offers a few possible sticking
> > > points. Here's the lowdown:
> > >
> > > The Java application is running on a different system to the one running
> > > the Erlang node(s). We want to be able to communicate from this system
> > > to many other systems running an Erlang node. We don't want to have
> > > Erlang in any form installed on the system running the Java. We came up
> > > with this solution: to copy the Java source files from the R7B source
> > > code and build the JInterface application locally, on the relevant
> > > machine. We have done this but haven't managed to test it yet - we've
> > > had no end of software configuration problems. Can anyone anticipate a
> > > problem with this?
> > >
> > > Our other problem, a more worrying one, is the compatibility between R7B
> > > and R5B - the Erlang nodes are all running R5B. Are there any
> > > compatibility issues between these two versions bearing in mind that we
> > > are only using JInterface to send messages between the Java application
> > > and the Erlang node? In other words, can we do what we are trying to do?
> > > As I mentioned, we haven't been able to test it here yet.
> > >
> > > Thanks in advance,
> > >
> > > Ciaran.
> >
> > --
> > ====================================================================
> > Christopher Williams Phone:    +353 902 31365
> > Ericsson Systems     ECN:      83021365
> > Expertise Limited,   Mob:      +353 87 64 888 04
> > Athlone,             Fax:      +353 902 31304
> > Co.Westmeath,        http://nosc.eei.ericsson.se/pdu_access/Lynx
> > Ireland              
> > ====================================================================
> 
> --
> Ciaran Johnston
> Ericsson Systems Expertise Ltd.,
> Athlone
> Co. Westmeath
> Eire
> 
> email: 
> Phone: +353 902 31274

-- 
Francesco Cesarini

Erlang/OTP consultant
Cellular: INT+44-7776 250381 
ECN: 832-707192
http://welcome.to/cesarini.consulting



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