public override bool Eval(PCBObject Obj)
{
if (LeftExpression.Eval(Obj) == true)
{
return(true);
}
return(RightExpression.Eval(Obj));
}
public override bool Eval(IPrincipal principal)
{
return(LeftExpression.Eval(principal) && RightExpression.Eval(principal));
}
public override bool Eval(PCBObject Obj)
{
return(LeftExpression.Eval(Obj) ^ RightExpression.Eval(Obj));
}
