Re: Getting started

Once again Richard, thanks for the input. I do appreaciate it. One
quick question that i have for you. Does GJTAPI also allow you to make
calls out of a modem? for instance, allow a client to dial to the
server and send touch tones. Thanks...

Roberto Reta

On 4/14/05, Richard Deadman <[email protected]> wrote:
> See below...
> 
> On Apr 14, Roberto Reta <[email protected]> wrote:
> >
> > Thanks for the reply, i do certainly appreciate it. I do have a couple
> > of questions if you don't mind answering htem.
> >
> > 1) Do you recommend open source GJTAPI for commercial use? Is it stable?
> 
> It is fairly stable. It has been out for a number of years with a relatively low number of
> bugs. I have deployed it in commercial applications. I find the fact that the code is open
> source means that any bugs that do crop up are easier to diagnose, debug and fix. But then
> I wrote a good chunk of the framework, so I would say that :^)
> 
> > 2) Does GJTAPI model JTAPI, or does it actually implement it in the code?
> 
> GJTAPI is an implementation of the JTAPI API, as well as JAIN JCC and Jain Jcat. I don't
> know exactly what you mean by "implement the code". You have to add both the JTAPI 1.3.1
> jar file and the gjtapi jar file into your classpath. JTAPI defines the interfaces and
> GJTAPI provides the concrete implementations. JTAPI uses a factory pattern to load the
> concrete classes into the application.
> 
> > 3) Whats the advantage of going to commercial versions opposed to open source?
> 
> Usually the commercial versions are targetted at vendor-specific hardware platforms (i.e.
> Cisco systems), for which the low-level APIs may not be public and so the creation of an
> open-source version would be difficult. GJTAPI provides a generic framework that may not
> be as efficient or small since it has to handle multiple service providers. Open source
> versions have advantages in costs and the ability to tweak for your set-up. As well,
> GJTAPI supports facade service providers for multiplexing and remote access.
> 
> > 4) Where can i find some good examples to get started?
> 
> GJTAPI has a number of examples in its codebase under net.sourceforge.gjtapi.test
> 
> >
> > Thanks a lot. Really appreciate the help...
> >
> > Roberto
> >
> > On 4/14/05, Richard Deadman <[email protected]> wrote:
> > > Roberto,
> > >
> > > I wouldn't characterize JTAPI as for research purposes only. It is a very complex API,
> > > however, which has limited the number of implementations available. Cisco, Lucent and IBM
> > > all have implementations, and there are open-source frameworks such as GJTAPI. See
> > > <a
> href='http://free-jtapi.westhawk.co.uk/free-jtapi/implementations.html'>http://free-jtapi.westhawk.co.uk/free-jtapi/implementations.html</a>
> > >
> > > To add to this, almost everything in JTAPI is optional. So you have to ensure that the
> > > JTAPI implementation supports the packages and methods that your application requires.
> > >
> > > The trick is to find a JTAPI implementation for the telephony platform you have (i.e. MS
> > > TAPI, voice modems, SIP, Dialogic, Asterisk, H.323, ...), and that supports the
> > > applications requirements (i.e. media SignalDetector in your case).
> > >
> > > For example, GJTAPI has recently added service providers for both SIP and Tapi 3.0 into
> > > cvs. Both support incoming call notification and signal detection.
> > >
> > > Good luck.
> > >
> > > Richard
> > > --
> > > Richard Deadman
> > > Deadman Consulting, Inc.
> > > Web Services, Policy Management, Java Telephony, Software Architecture
> > > mailto:[email protected]
> > > <a href='http://www.deadman.ca'>http://www.deadman.ca</a>
> > > Office: 613-231-5112
> > > Cell: 613-220-2469
> > >
> > > On Apr 14, Roberto Reta <[email protected]> wrote:
> > > >
> > > > Hey everyone,
> > > > I just got assigned a task to listen for incomming calls, grab caller id,
> > > > listen for touch tones, etc, etc. I looked all over the web and found that
> > > > for java JTAPI was written for this type of stituation. I downloaded the
> > > > api, but in doing so i read it was for research purposes only. Can you not
> > > > use JTAPI for commercial use? If not, what other commercial options are
> > > > there? I have about 2 months to get something going, so ALL responses will
> > > > be greatly appreciated. Thanks in advacnce...
> > > >
> > > > Robert
> > > >
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> > > >
> > >
> >
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> >
> >
> 
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