code: public static Object convert(Object maplist, Object model) {
          StructureConvert convert = new StructureConvert(model);
          return convert.convert(maplist);
      }
docs: 结构转换, 详情参见: {@link StructureConvert}
  
  @param maplist
  maplist结构的对象
  @param model
  转换模板, 也是一个规定格式的maplist结构