You can extend multiple interfaces which is the case here.
> -----Original Message-----
> From: Scott M Stark [mailto:[EMAIL PROTECTED]]
> Sent: Friday, January 19, 2001 12:26 PM
> To: jBoss
> Subject: Re: [jBoss-User] Re: Legal RMI Types and ejbCreate
>
>
> An interface can extend mulitple interfaces. Classes cannot
> extend more than one
> class.
>
> ----- Original Message -----
> From: "Steve Stearns" <[EMAIL PROTECTED]>
> To: "jBoss" <[EMAIL PROTECTED]>
> Sent: Friday, January 19, 2001 9:14 AM
> Subject: Re: [jBoss-User] Re: Legal RMI Types and ejbCreate
>
>
> > > It sure looks like everything is OK since public
> interface Category extends
> > > EJBObject and EJBObject is serializable. Often the
> problem is that the
> > > method arguments don't implement java.io.Serializable.
> Try explicitly making
> > > Category extend java.io.Serializable as well.
> > >
> > Java doesn't permit classes to extend more than one class. Since
> > Category is already extending EJBObject, I cannot also have
> it extend
> > Serializable. Also, since Category is itself an Interface
> I cannot have
> > it implement the Serializable interface.
> >
> > ---Steve
> >
>
>
>
>
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