You can create a RPC to ask the server what is the current user role.

You'll need to create a session when the user creates a new session
and then you can store inside some user data like the login,
profile, ...

For a stronger security, you'd have to validate in server RPCs that
the current profile is authorised to execute this RPC. It's not secure
to rely only on the button because it can be cracked easily.


On May 21, 4:00 am, hazy1 <matt.egyh...@gmail.com> wrote:
> Send the role information to your GWT client side application.
>
> On May 20, 1:38 am, Chetan <chetan.minaj...@gmail.com> wrote:
>
> > Hi,
>
> > I am new to GWT.We have a requirement to hide a button based on the
> > role of the user.
> > We are able to get the correct data from the database based on SOP
> > statements but invariably it is getting overwritten elsewhere.
> > Is there a way where I can add this role that we get from the DB to
> > add it into session and use that value to hide the button on the form?
> > If so can you please let us know with a snippet.Another problem is how
> > to access the session variable in our Panel in which this button is to
> > be hidden.
>
> > It is seemingly an extremely trivial requirement but we have spent
> > quite sometime to understand how the existing application works but
> > not able to make much headway.
> > Would appreciate if some one from the community can help us out here.
>
> > Regards,
> > Chetan
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