can be the base for our discussion. Can you further
elaborate what is in the component inside the service
you draw? Or is it just a normall component such as a
Active X.
Thanks
Jerry
--- Peter Madziak <[EMAIL PROTECTED]> wrote:
> Jerry:
>
> For me, at the very least, what Vogels means in the
> quotes you refer to is
> that: if I am a service and you want to talk to me,
> to request me to do
> things or to access my data, then interact with my
> via messages whose schema
> is defined as part of my published interface. I will
> not let you access my
> database, nor will I expect any other service to let
> me access their
> database directly.
>
> The old saying is that a picture is worth a thousand
> words, so perhaps the attached picture helps?
>
> Peter
>
>
> On 5/17/06, Jerry Zhu <[EMAIL PROTECTED]> wrote:
> >
> > "For us service orientation means encapsulating
> the
> > data with the business logic that operates on the
> > data, with the only access through a published
> service
> > interface. No direct database access is allowed
> from
> > outside the service,and there's no data sharing
> among
> > the services."
> >
> >
> > Anybody wants to elaborate what is "published
> service
> > interface"?
> >
> > "No data sharing among the services" is not clear.
> > Accessing the same data in the DB is not allowed
> among
> > services?
> >
> >
> > Jerry
> >
> >
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