public Map.Entry<K,V> pollLastEntry() {
        TreeMapEntry<K,V> p = getLastEntry();
        Map.Entry<K,V> result = exportEntry(p);
        if (p != null)
            deleteEntry(p);
        return result;
    }
public Map . Entry < K , V > pollLastEntry ( ) { TreeMapEntry < K , V > p = getLastEntry ( ) ; Map . Entry < K , V > result = exportEntry ( p ) ; if ( p != null ) deleteEntry ( p ) ; return result ; }
@since 1.6