returns the element stored at the pair or null if not stored . concode_field_sep Map<T,Map<T,V>> map concode_field_sep boolean contains concode_elem_sep boolean contains concode_elem_sep void clear concode_elem_sep void insert concode_elem_sep void put concode_elem_sep void put
V function ( ImmutablePair < T , T > arg0 ) { return get ( arg0 . getFirst ( ) , arg0 . getSecond ( ) ) ; }