How do you store or manage your validation rules since your
GenericActionForm could be validating fields types of forms?
--- Niall Pemberton <[EMAIL PROTECTED]> wrote:
> > Niall-
> > To understand it a little better, does it mean that you do not allow
> > ActionServlet to call the validate() method on your GenericActionForm
> > since u do your validation in Action instead? Or I missed something!
>
> Yes.
>
> > Also, do you store your validation rules in some type of a XML file or
> > similar?
>
> No.
>
> > Further, I would imagine that your Action itself checks with the model
> for
> > any incorrect data in the form if it needs to?
>
> Yes.
>
> > I guess u still derive GenericActionForm from ActionForm
>
> Yes.
>
> > -Rajan
> > --- Niall Pemberton <[EMAIL PROTECTED]> wrote:
> > > Normally you extend ActionForm and implement getters/setters for
> each
> > > property
> > > e.g. public String getCustName()
> > > public void setCustName(String name)
> > >
> > > I have a GenericActionForm which has some standard getters/setters
> > > e.g. public String getString(String property)
> > > public void setString(String property, String value)
> > >
> > > GenericActionForm stores these property/value pairs in internal
> arrays.
> > > I
> > > have customised ActionServlet to populate these and also customised
> some
> > > of
> > > the <html> tags to use the generic getter method if the form is an
> > > instance
> > > of my GenericActionForm.
> > >
> > > I don't really know what you mean by "dynamic" validation of
> properties.
> > > When processing a GenericActionForm in the Action you can set up
> rules
> > > for
> > > each of the properties to say whether it is required input and what
> data
> > > type it should be. The form has a validate method to check whats
> been
> > > received agaist those rules. Its not dynamic but it is straight
> forward.
> > >
> > > If the above checks fail, I can then re-display the form with the
> values
> > > entered. If the checks pass I can then safely populate the data into
> > > beans
> > > converting from Strings to the correct data types.
> > >
> > >
> > >
> > > > -----Original Message-----
> > > > From: Levi Cook [mailto:[EMAIL PROTECTED]]
> > > > Sent: 13 April 2001 01:05
> > > > To: [EMAIL PROTECTED]
> > > > Subject: Re: Action Forms And Model objects
> > > >
> > > >
> > > > Can you elaborate on what you mean by "dynamic" properties?
> > > >
> > > > How does this refer to dynamic validation of properties?
> > > >
> > > > -- Levi
> > > >
> > > > ----- Original Message -----
> > > > From: "Niall Pemberton" <[EMAIL PROTECTED]>
> > > > To: <[EMAIL PROTECTED]>
> > > > Sent: Thursday, April 12, 2001 5:58 PM
> > > > Subject: RE: Action Forms And Model objects
> > > >
> > > >
> > > > > We are currently building the following:
> > > > >
> > > > > 1) GenericActionForm with dynamic properties
> > > > > 2) Override ActionServlet to populate the GenericActionForm
> > > > > 3) Provide type validation & conversion mechanisms in the
> > > > GenericActionForm
> > > > > 4) Provide mechanism to unload the GenericActionForm into
> > > GenericBeans
> > > > >
> > > > > Our Actions initiate form validation, unload data into
> > > > GenericBeans which
> > > > > are then passed to our logic layer and I believe this will
> > > > allow us to put
> > > > > most of our effort into developing the JSP's and logic layer.
> > > > >
> > > > > > -----Original Message-----
> > > > > > From: Natra, Uday [mailto:[EMAIL PROTECTED]]
> > > > > > Sent: 12 April 2001 20:17
> > > > > > To: '[EMAIL PROTECTED]'
> > > > > > Subject: Action Forms And Model objects
> > > > > >
> > > > > >
> > > > > > Hi All,
> > > > > > I want to know how you all are desiging the Datacopy from
> > > ActionForm
> > > > Beans
> > > > > > to actual Model objects. In my opinion ActionForms should have
> > > only
> > > > String
> > > > > > DataTypes(Dates are represented as strings). But the Model
> > > > objects have
> > > > > > actual Data Types since they represent the actual Domain
> > > > objects. If it
> > > > is
> > > > > > the case, we need to write code to copy the contents of the
> > > > > > ActionForm into
> > > > > > the Domain Object as we cannot use the
> > > > > > PropertyUtils.copyProperties(formBean, modelObject);
> > > > > >
> > > > > > Can anybody comment on this??
> > > > > >
> > > > > > Thanks,
> > > > > > Uday.
> > > > > >
> > > >
> > > >
> > >
> >
> >
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>
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