Method lowerEntry

src/main/java/org/mapdb/BTreeMapJava.java:756–766

(K key)

        /* ----------------  Relational methods -------------- */

        @Override
        public Map.Entry<K,V> lowerEntry(K key) {
            if(key==null)throw new NullPointerException();
            if(tooLow(key))return null;

            if(tooHigh(key))
                return lastEntry();

            Entry<K,V> r = m.lowerEntry(key);
            return r!=null && !tooLow(r.getKey()) ? r :null;
        }

        @Override
        public K lowerKey(K key) {