https://projectlombok.org/features/all
https://github.com/rzwitserloot/lombok
http://jnb.ociweb.com/jnb/jnbJan2010.html
<!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.16.18</version>
<scope>provided</scope>
</dependency>
ref: http://blog.csdn.net/ghsau/article/details/52334762
原文：http://www.cnblogs.com/wucg/p/7909309.html