Adapts a {@link java.lang.Number Number}-valued {@link Iterator Iterator} to the {@link CharIterator CharIterator} interface.
This implementation delegates most methods to the provided {@link Iterator Iterator} implementation in the "obvious" way.
@since Commons Primitives 1.0
@version $Revision: 1.3 $ $Date: 2003/10/16 20:49:39 $
@author Rodney Waldhoff