## Static method (use this):
## Arguments$getInstanceOf(object, class, coerce=FALSE, ..., .name=NULL)
## Don't use the below:
"getInstanceOf"(static, object, class, coerce=FALSE, ..., .name=NULL)class.character string specifying the name of the class that
     the returned object should inherit from.TRUE and the object is not of the wanted class, then
     method will be coerced to that class, if possible.  Otherwise,
     an error is thrown.character string for name used in error messages.class.
Arguments.