apollo-common/src/main/java/com/ctrip/framework/apollo/common/utils/BeanUtils.java/BeanUtils/transform
class BeanUtils:  public static <T> T transform(Class<T> clazz, Object src) {
    if (src == null) {
      return null;
    }
    T instance;
    try {
      instance = clazz.newInstance();
    } catch (Exception e) {
      throw new BeanUtilsException(e);
    }
    org.springframework.beans.BeanUtils.copyProperties(src, instance, getNullPropertyNames(src));
    return instance;
  }