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Reply-To: "Avalon Development" <avalon-dev@jakarta.apache.org>
Date: Wed, 19 Sep 2001 14:49:26 +0200
From: Jeremias Maerki <jeremias.maerki@outline.ch>
To: "Avalon Development" <avalon-dev@jakarta.apache.org>
Subject: Re: Difference between Configurable and Parameterizable
Organization: Outline AG, Switzerland
In-Reply-To: <3BA891BA.B203189B@apache.org>
References: <20010919101723.2C5C.JEREMIAS.MAERKI@outline.ch>
 <3BA891BA.B203189B@apache.org>
Message-Id: <20010919144451.2C65.JEREMIAS.MAERKI@outline.ch>
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Thank you, Berin.

So, the two interfaces are just two different ways of configuring an
Avalon-aware object. One can live without the other.


On Wed, 19 Sep 2001 08:38:18 -0400 Berin Loritsch wrote:
> Jeremias Maerki wrote:
> >=20
> > Hi there
> >=20
> > After looking through the documentation and the mailing list archives I
> > still don't know why there are two interfaces Configurable and
> > Parameterizable. I've seen some mails from April when Parameterizable
> > was introduced, but that didn't help. Also, the API docs simply state
> > that the two interfaces are incompatible. I currently believe
> > Parameterizable isn't needed, because I can do all
> > configuration/parameterization I need using Configurable.
>=20
> True.  The difference is when all you need is a flat configuration scheme
> as opposed to a hierarchical one.
>=20
> Parameters is much like Properties with the exception of type safety buil=
t
> in.  It is a flat configuration scheme--easily derived from a heirarchica=
l
> one.
>=20
> Configuration is for when your Configuration elements need to be expresse=
d
> in a more rich manner.  It allows you to group sub configurations togethe=
r
> very easily.
>=20
>=20
> As far as the overall weight of the objects, the Parameters object is lig=
hter
> than the Configuration object.

Cheers,
Jeremias M=E4rki

mailto:jeremias.maerki@outline.ch

OUTLINE AG
Postfach 3954 - Rhynauerstr. 15 - CH-6002 Luzern
Fon +41 (41) 317 2020 - Fax +41 (41) 317 2029
Internet http://www.outline.ch


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