does this instance have a value ? concode_field_sep int UNSET concode_elem_sep int step concode_elem_sep int page concode_field_sep int getPage concode_elem_sep int hashCode concode_elem_sep int getStep concode_elem_sep boolean equals concode_elem_sep String toString concode_elem_sep int compareTo
boolean function ( ) { return ( step != UNSET ) && ( page != UNSET ) ; }