question: retuns true if the given element is before the last delivered element . concode_field_sep Sequence<Element<E>> sequence concode_elem_sep Timer timer concode_elem_sep Element<E> lastDelivered concode_elem_sep SequenceSender<E> sequenceSender concode_elem_sep long timeout concode_elem_sep Boolean rejectOld concode_field_sep E getLastDelivered concode_elem_sep boolean successorOfLastDelivered concode_elem_sep Boolean getRejectOld concode_elem_sep SequenceSender<E> getSequenceSender concode_elem_sep void start concode_elem_sep void insert concode_elem_sep void deliver concode_elem_sep void setRejectOld concode_elem_sep Timeout defineTimeout concode_elem_sep Sequence<Element<E>> createSequence concode_elem_sep void setTimeout concode_elem_sep void stop concode_elem_sep int size concode_elem_sep boolean deliverNext concode_elem_sep long getTimeout concode_elem_sep void setSequenceSender concode_elem_sep void setLastDelivered
target: boolean function ( Element < E > arg0 ) { if ( lastDelivered == null ) { return false ; } if ( sequence . comparator ( ) . compare ( arg0 , lastDelivered ) < 0 ) { return true ; } return false ; }