code: public BeanMappingObject getBeanMapObject(Class src, Class target, boolean autoRegister) {
          BeanMappingObject object = autoRepository.getBeanMappingObject(src, target);
          if (object == null && autoRegister) {
              if (isMap(src)) {// 判断是否为map接口的子类
                  autoRepository.registerMap(target);
              } else {
                  autoRepository.registerMap(src);
              }
  
              object = getFromRepository(src, target, this.autoRepository);
          }
          return object;
      }
docs: 根据class查找对应的{@linkplain BeanMappingObject}，如果不存在则进行自动注册