On Mon, 3 Feb 2003, Felipe Schnack wrote:
> Date: 03 Feb 2003 18:58:17 -0200
> From: Felipe Schnack <[EMAIL PROTECTED]>
> Reply-To: Tomcat Users List <[EMAIL PROTECTED]>
> To: Tomcat Users List <[EMAIL PROTECTED]>
> Subject: RE: more about custam tag life cycle
>
> Wow, how tomcat creates a key to store a tag instance in its pool?
> (I'm actually assuming that Tomcat uses a keyed object pool from
> commons-pool, I don't know if it does)
>
The Tomcat source codes hold the answer to this and many other questions.
The key is constructed with knowledge of which attributes were used on a
particular tag instance.
Craig
> On Mon, 2003-02-03 at 18:51, Craig R. McClanahan wrote:
> >
> >
> > On Mon, 3 Feb 2003, Tim Moore wrote:
> >
> > > Date: Mon, 3 Feb 2003 14:51:21 -0500
> > > From: Tim Moore <[EMAIL PROTECTED]>
> > > Reply-To: Tomcat Users List <[EMAIL PROTECTED]>
> > > To: Tomcat Users List <[EMAIL PROTECTED]>
> > > Subject: RE: more about custam tag life cycle
> > >
> > > > Tag reuse is only allowed when the set of attributes that are
> > > > used, and their values, are identical. For example, the
> > > > following two tags will
> > > > *always* use different instances:
> > > >
> > > > <foo:bar baz="a"/>
> > > > <foo:bar baz="b"/>
> > > >
> > > > because the attribute value is different.
> > >
> > > My understanding was that the same instance *could* be reused, as long
> > > as setBaz("b") is called between the first doEndTag and the second
> > > doStartTag. Am I mistaken?
> > >
> >
> > No, you're not mistaken -- I was confusing the two scenarios.
> >
> > It's legal for the container to reuse in the case above, because it's the
> > same set of attribute *names*, not necessarily the same set of attribute
> > *names+values*". Obviously, it will have to generate a call to
> > setBaz("b") in between.
> >
> > Craig
> >
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> >
> --
>
> Felipe Schnack
> Analista de Sistemas
> [EMAIL PROTECTED]
> Cel.: (51)91287530
> Linux Counter #281893
>
> Centro Universit�rio Ritter dos Reis
> http://www.ritterdosreis.br
> [EMAIL PROTECTED]
> Fone/Fax.: (51)32303341
>
>
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