RE: [Aglets-users] Mobile Code?

[Rauf A A. <rau...@ya...>]

Thank you Robert,
      I've just installed dev kits on a pc with
Windows NT 4.0 on it. But unfortunately when I run
agletsd it stops with following messages in command
prompt, Any ideas what could be wrong?? Thanks again

*******************************************
[IBM Aglets Class Library 1.03 Revision: 8]
reading property for tahiti from
file:///C:\\.aglets\tahiti.properties
[Creating com.ibm.aglets.tahiti.Tahiti]
Exception in thread "main"
java.lang.NullPointerException
        at
com.ibm.atp.agentsystem.aglets.KeyEnumerator.hasMoreElements(SimpleP
rsistence.java, Compiled Code)
        at
com.ibm.aglets.AgletTimer.recoverTimer(AgletTimer.java,
Compiled Cod
)
        at
com.ibm.aglets.AgletContextImpl.start(AgletContextImpl.java:291)
        at
com.ibm.aglets.tahiti.Main.main(Main.java:122)

*******************************************

Regards,
Rauf
--- Robert Bergstrom <rbergstrom@iSolutionsCorp.com>
wrote:
> Hi Rauf:
> 
> 1. For mobiltiy testing using two separate machines
> is better than two
> processes on the same machine.  Two processes on the
> same machine tend to
> share classpaths.  When you dispatch an aglet to
> another machine, all the
> necessary classes are sent with it.  So, there is
> true mobility.  Plus, this
> tests the security settings.
> 
> 2. Yes, subject to security restrictions set by the
> aglet server.  You can
> use anything you want JDBC, RMI, JNDI, JMX, HTTP,
> and whole host of other
> acronyms.  If you control the server, you have all
> of Java's capabilities.
> 
> 3. www.aglets.org has lots of good info and
> examples.  There's also a book
> written by the original authors.  Here's the Amazon
> link: 
> 
>
http://www.amazon.com/exec/obidos/ASIN/0201325829/o/qid=985961148/sr=8-1/ref
> =aps_sr_b_1_1/107-4217791-1066905
> 
> I'm sure the book is available else where if you
> don't care for Amazon.
> 
> // RAB
> 
> > -----Original Message-----
>  
> > hi all,
> >     I've just started working on aglets. I made an
> > aglet and tested it on *same* machine for
> mobility, it
> > worked fine. I have following questions to ask:
> > 
> > 1)- Is testing on single machine is enough for
> > mobility plus for sending agent to another
> > machine(tahiti server) do I need to have *.class
> of
> > that agent on that remote machine??? if yes then
> is it
> > code mobility??? if no then fine but what extra
> > settings, if any, should I've to do.
> > 
> > 2)-Can I do anything in aglets that I can do in
> simple
> > Java?
> > 
> > 3)- From where can I find good aglet tutorials &
> > commented code examples,but not of beginner's
> level?
> > 
> > 
> > Thanks & Regards,
> > Rauf



__________________________________________________
Do You Yahoo!?
Get email at your own domain with Yahoo! Mail. 
http://personal.mail.yahoo.com/?.refer=text