Re: simple IF question if (newplayer == goalkeeper) {throw

zcraven wrote:
> if (p2,p3,p4==Goalkeeper)
>         {
>             throw new IllegalArgumentException("You cannot put a goalkeepe
r
> in an   outfield position");
>         }
>
>
> I want to check that the variables p2 to p11 are of class OutfieldPlayer a
nd
> not Goalkeeper (Both OutfieldPlayer and Goalkeeper are subtypes of abstrac
t
> class Player).  How do I write an if to check that the variables are of a
> certain class?

You should probably have a moveTo() method in Player
and override it as appropriate so
newplayer.moveTo(OUTFIELD)
would throw an exception if newplayer is an instance of Goalkeeper.