"Dave Newton" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> --- Andy <[EMAIL PROTECTED]> wrote:
> > I was wondering if there is a way to configure Struts1 so Form beans
return
> > null values instead of empty String values when a user does not enter
data
> > in a text field, for example.  The problem is that Hibernate then saves
> > empty Strings to the database instead of nulls.  I would like to
configure
> > something globally if possible.
>
> I don't know if this is possible without writing some code, like a request
> processor; hopefully somebody else knows more. The issue is that a text
field
> on a form returns an empty string, not null: that's an HTTP thing, not
Struts
> specifically.
>
> You could also configure Hibernate data types that convert an empty string
in
> to null and handle the problem on the Hibernate side; if you're using the
> Hibernate code anywhere else it might be more useful to do it that way,
but
> it's borderline magic and might be confusing down the road.
>
> Dave

A filter that intercepts the request and removes all parameters with empty
values should do the trick. I have used a similar filter to trim all the
reqest parameters of white space rather than doing it in the form bean
setter methods.




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