code: public static <T> T toBean(Class<T> beanClass, ValueProvider<String> valueProvider, CopyOptions copyOptions) {
  		return fillBean(ReflectUtil.newInstance(beanClass), valueProvider, copyOptions);
  	}
docs: ServletRequest 参数转Bean
  
  @param <T> Bean类型
  @param beanClass Bean Class
  @param valueProvider 值提供者
  @param copyOptions 拷贝选项，见 {@link CopyOptions}
  @return Bean