@Override
    public Map<String, Object> map(ResultSet rs, StatementContext ctx) throws SQLException {
        return specialize(rs, ctx).map(rs, ctx);
    }
Constructs a new MapMapper
@param toLowerCase if true, column names are converted to lowercase in the mapped {@link Map}. If false, nothing is done. Use the other constructor to delegate case control to MapMappers instead.
@deprecated use {@link MapMappers#setCaseChange(UnaryOperator)} instead.
core/src/main/java/org/jdbi/v3/core/mapper/MapMapper.java