官方文档

http://projects.spring.io/spring-framework

https://docs.spring.io/spring/docs/current/javadoc-api

好用的工具类

• org.springframework.util.*

• import org.springframework.beans.BeanUtils;

      博客参考链接

      org.springframework.beans.BeanUtils与org.apache.commons.beanutils.BeanUtils的copyProperties用法区别