question: check if the index is after the last position . concode_field_sep java.util.Stack nodeStack concode_elem_sep IndexNode rootPage concode_elem_sep Expressions expressions concode_elem_sep LongTreeList longList concode_elem_sep LongTreeListEnum longListEnum concode_field_sep void reset concode_elem_sep long getRowOffset concode_elem_sep void afterLast
target: long function ( Object arg0 ) { if ( rootPage . getUnique ( ) ) { return ( ( Long ) arg0 ) . longValue ( ) ; } else { longList = ( LongTreeList ) arg0 ; longListEnum . reset ( ) ; return longList . getNext ( longListEnum ) ; } }