Method floor

src/main/java/org/mapdb/BTreeMapJava.java:426–427

(E e)

        @Override
        public E lower(E e) { return m.lowerKey(e); }
        @Override
        public E floor(E e) { return m.floorKey(e); }
        @Override
        public E ceiling(E e) { return m.ceilingKey(e); }
        @Override