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From "Weston M. Price" <westo...@yahoo.com>
Subject Re: J2EE deployment verifier
Date Mon, 11 Aug 2003 10:20:50 GMT
Think of it terms of a relative or a close friend....


If a particular guest is despised, or loathed by someone you trust...do you 
really want to let them into your house? Why not just go with your gut and 
shun the idea of having them over for crackers and tea?


Weston




On Monday 11 August 2003 02:22 pm, Chris Opacki wrote:
> My bad...I was assuming the deploy tool and the
> verifier would be close friends.
> ;)
>
> --- Srihari S <sriharis@blr.pin.philips.com> wrote:
> > True
> > Our module is just going to check and declare
> > whether or not a given unit of
> > deployment
> > is deployable on a j2ee server or not.
> >
> > Nothing more..nothing less.
> > Building this unit will be our mission..right
> > weston??
> >
> > -----Original Message-----
> > From: Weston M. Price [mailto:weston_p@yahoo.com]
> > Sent: Monday, August 11, 2003 3:05 PM
> > To: geronimo-dev@incubator.apache.org
> > Subject: Re: J2EE deployment verifier
> >
> >
> > And even further, let's clarify the verification is
> > a completely different
> > animal than actual deployment. Am I correct on this
> > one at least in terms of
> > the way we are thinking about this module?
> >
> > Weston
> >
> > On Monday 11 August 2003 01:50 pm, Srihari S wrote:
> > > just a clarification..i hope ur referring to j2ee
> >
> > 1.4 spec
> >
> > > lets have a common understanding on this...u cud
> >
> > specify the correct
> >
> > > version
> > >
> > > -----Original Message-----
> > > From: Chris Opacki [mailto:chris_opacki@yahoo.com]
> > > Sent: Monday, August 11, 2003 7:02 PM
> > > To: geronimo-dev@incubator.apache.org;
> >
> > weston_p@yahoo.com
> >
> > > Subject: RE: J2EE deployment verifier
> > >
> > >
> > > The specs also provides a basic SPI API. It also
> > > provides a high level architecture describe the
> > > relations between deployable components and
> >
> > objects in
> >
> > > the deploymeny tool and manager. It's an
> >
> > interesting
> >
> > > read.
> > >
> > > --- Srihari S <sriharis@blr.pin.philips.com>
> >
> > wrote:
> > > > never mind ur choice of words....if we end up
> >
> > using
> >
> > > > the rule engine concept
> > > > it will because of u:)
> > > > So at a very hi level we can look at the
> >
> > verifier as
> >
> > > > 	Input 	Process 				Output
> > > >
> > > > 	JAR		Verify the correctness 		OK/NOK with error
> >
> > log
> >
> > > > 	WAR		by parsing the DD
> > > > 	EAR		and applying correctness
> > > > 	RAR		rules
> > > >
> > > >
> > > > While it is true that the verifier can be a
> > > > standalone app and we must
> > > > design its internals in this spirit
> > > > it may also be worthwhile to decide early on how
> >
> > it
> >
> > > > will get into the
> > > > geronimo frwk
> > > >
> > > >
> > > > -----Original Message-----
> > > > From: Weston M. Price
> >
> > [mailto:weston_p@yahoo.com]
> >
> > > > Sent: Monday, August 11, 2003 2:04 PM
> > > > To: geronimo-dev@incubator.apache.org
> > > > Subject: Re: J2EE deployment verifier
> > > >
> > > >
> > > > As a modular component I think this J2EE
> >
> > verifier
> >
> > > > engine/processor would be
> > > > very useful in a number of projects; it could
> >
> > even
> >
> > > > be a standalone module
> > > > that would allow a developer to validate their
> > > > archive before ever even
> > > > trying to deploy it in a target environment. Of
> > > > course, you wouldn't be able
> > > > to see those 100+ line stack traces roll across
> >
> > your
> >
> > > > tty when you go to
> > > > deploy your archive; that would be the one
> > > > drawback....
> > > >
> > > > Regards,
> > > >
> > > > Weston
> > > >
> > > > On Monday 11 August 2003 08:26 am, Weston M.
> >
> > Price
> >
> > > > wrote:
> > > > > Yeah, I knew that term was going to come back
> >
> > at
> >
> > > > me, poor choice of words
> > > >
> > > > > on my part. I was basically thinking in terms
> >
> > of
> >
> > > > "rules" as conditions
> > > > that
> > > >
> > > > > need to be satisfied to fulfill a deployment;
> >
> > not
> >
> > > > in terms of a full blown
> > > >
> > > > > rules engine (though this would be somewhat
> > > >
> > > > interesting). At the very core
> > > >
> > > > > what you really have is a set of conditions
> >
> > that
> >
> > > > when applied to a
> > > >
> > > > > deployable unit (EAR, WAR, SAR etc) must be
> >
> > met
> >
> > > > for the archive to be
> > > >
> > > > > deployed. A verifier exists as sort of a
> >
> > watchdog
> >
> > > > that prevents archives
> > > >
> > > > > from violating a discreet set of constraints.
> > > > >
> > > > > Regards,
> > > > >
> > > > > Weston
> > > > >
> > > > > On Monday 11 August 2003 12:36 pm, Srihari S
> > > >
> > > > wrote:
> > > > > > i did not have this rule engine picture when
> >
> > i
> >
> > > > started thinking abt this
> > > >
> > > > > > verifier..
> > > > > > ru looking at the design of some open src
> >
> > rule
> >
> > > > engines for designing
> > > > this
> > > >
> > > > > > verifier?
> > > > > >
> > > > > > -----Original Message-----
> > > > > > From: Weston M. Price
> > > >
> > > > [mailto:weston_p@yahoo.com]
> > > >
> > > > > > Sent: Monday, August 11, 2003 12:12 PM
> > > > > > To: Srihari S;
> >
> > geronimo-dev@incubator.apache.org
> >
> > > > > > Subject: Re: J2EE deployment verifier
> > > > > >
> > > > > >
> > > > > > It's an interesting subject for a few
> >
> > reasons:
> > > > > > 	What we are really talking about is a type
> >
> > of
> >
> > > > rules engine where
> > > > certain
> > > >
> > > > > > conditions have to be met to achieve a
> > > >
> > > > successful "deployment". The most
> > > >
> > > > > > intriguing aspect, at least to me, would be
> >
> > to
> >
> > > > make this module
> > > >
> > > > > > extensible and "forward looking" because we
> >
> > all
> >
> > > > know that specifications
> > > >
> > > > > > are static and never change right? :-) As
> > > >
> > > > Geronimo grows with J2EE (and
>
> === message truncated ===
>
>
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