question: public CHAPPasswordAttribute ( byte [ ] octets ) { super ( octets ) ; ident = octets [ 2 ] ; password = new String ( octets , 3 , 16 , Charset . forName ( "utf-8" ) ) ; }
target:  Constructs a new instance from the on-the-wire bytes for this attribute including the prefixing attribute-type code octet and length octet.