Re: AW: JCA on Web server

Manish:
  Thanks for the reference.

> Hi Lim,
>  You can use JCA adapter in non-manage environment also...but if you want to
> use JCO, attached is a tutorial for your help.
>
> Regards.
> Manish.
>
> -----Original Message-----
> From: A public list for J2EE Connector architecture interest.
> [mailto:[email protected]]On Behalf Of Lim Huat Heng
> Sent: Tuesday, March 18, 2003 3:26 PM
> To: [email protected]
> Subject: Re: AW: JCA on Web server
>
>
> Iris Peter:
>   I am really glad for your reply. From your explanations, does that mean
> that if I use Java (but running in web server), then I can use JCO, thus no
> need an application server? If so, could you please elaborate more on how I
> could achieve it? Thanks.
>
> > Hi Lim,
> >
> > 1) The JCO is not conform to JCA standards as it doesnt use a common >
> lient interface to access the ERP but directlcy access SAP via RFC . > Also
> JCo is a bi-direktional interface whereas the current JCA standards > only
> allows uni-directional interfaces .
> >
> > 2) yes it does need a J2EE server to faciliatate services like system >
> management, clustering, security etc. I think the only chance you can do >
> it without is directly calling the RFC although Im not sure about the >
> performance impacts and the scalibility.
> > if your application is not only JSPs but also java it would work with >
> JCo
> >
> > 3) Regarding JcO have a look at the SAP pages . Also look at the SAP >
> WebAS page for more infos
> > http://help.sap.com/saphelp_webas620sp9/helpdata/en/e1/8e51341a06084de100>
> 00009b38f83b/frameset.htm
> > you can donwload the connector az service.sap.com/connectors but you >
> need authorization for that.
> > http://www.sap.com/australia/teched/tuesday/HO3Fewster.pdf is also an >
> interesting intro.
> >
> >
> > I hope that helps,
> >
> > Iris Peters
> > EAI Architect
> > SPM technologies Germany Berlin
> >
> > -----Ursprüngliche Nachricht-----
> > Von: Lim Huat Heng [mailto:[email protected]]
> > Gesendet: Dienstag, 18. März 2003 09:38
> > An: [email protected]
> > Betreff: JCA on Web server
> >
> >
> > To anyone who may advice:
> >     I am currently evaluating the feasibility of integration between a >
> web- based application (written in JSP and running on Jakarta Tomcat) > and
> SAP system, in which, I will only want to 'download' data from SAP.
> >     I have searched in the Internet and found that there are few >
> architectures that could help me in achieving the objective. However, I > am
> confused and would like anyone who may advice to clear my following >
> doubts:
> > 1) What is the differences between J2EE Connector Architecture (JCA) and >
> SAP Java Connector (JCO)?
> > 2) Does J2EE Connector Architecture really need to be implemented on an >
> application server? In order words, can I achieve the above objective by >
> using JCA but still running the system on web- server (particularly >
> Jakarta- Tomcat)
> > 3) What is the best practice to develop such a system (to achieve the >
> above objective)?
> > 4) Any good examples/ references (including source code/ demo page) that >
> I could refer to?
> >      Thanks.
> >
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