Lombok

Lombok是一个Java library，或者说像是个插件。下面是它的官方描述。

Project Lombok is a java library that automatically plugs into your editor and build tools, spicing up your java.
Never write another getter or equals method again, with one annotation your class has a fully featured builder, Automate your logging variables, and much more.

@Getter
@Setter
@ToString
@EqualsAndHashCode
@RequiredArgsConstructor
@Data
@AllArgsConstructor
@NoArgsConstructor

Reference
https://juejin.im/post/5a6eceb8f265da3e467555fe