Method firstKey2

src/main/java/org/mapdb/BTreeMapJava.java:849–855

()

        public K firstKey2() {
            K k =
                    lo==null ?
                            m.firstKey2():
                            m.findHigherKey(lo, loInclusive);
            return k!=null && inBounds(k)? k : null;
        }

        public K lastKey2() {
            K k =