Preventing execution of a method

[boyombo]

On Dec 12, 9:09 am, Bruno Desthuilliers <bruno.
42.desthuilli... at websiteburo.invalid> wrote:
> Emanuele D'Arrigo a écrit :
>
> > On Dec 11, 7:48 pm, Bruno Desthuilliers
> > <bdesth.quelquech... at free.quelquepart.fr> wrote:
> >>> or to provide read-only
> >>> access. I.e. right now I'm working on the graphical client which
> >>> potentially could be rewritten entirely by the users. It is necessary
> >>> and perfectly reasonable for the client module to access some of the
> >>> objects to be represented graphically, but those objects shouldn't be
> >>> modifiable by it.
> >> Why so ? At worst, they'll break everything.
>
> > -IF- the application was single-user yes, it wouldn't be a big deal.
> > But as it is potentially multi-user, I don't want one party to corrupt
> > the application for everybody else.
>
> A multi-users application with a GUI usually implies that it's a
> client-server app with the GUI deployed is on each client and the domain
> logic hosted on the server.

This is assuming the 'BAD GUY' does not have access to the server
code, right?