Method floor

src/test/java/org/mapdb/BTreeSet2Test.java:876–879

(int element)

                        lowerAscending(element) : higherAscending(element);
            }
            int floor(int element) {
                return ascending ?
                        floorAscending(element) : ceilingAscending(element);
            }
            int ceiling(int element) {
                return ascending ?
                        ceilingAscending(element) : floorAscending(element);