SpringBoot集成lombook讓代碼更簡潔

1)添加lombok依賴ide

<dependency>
           <groupId>org.projectlombok</groupId>
           <artifactId>lombok</artifactId>
         </dependency>

 

2)spa

@Slf4j//等同於
@Getter
@Setter
public class User {
    
   private String name;
   private Integer age;
    
    @Override
    public String toString() {
        // TODO Auto-generated method stub
        return "username: "+name+"age:"+age;
    }
   //lombok底層使用字節碼技術,ASM  幫你在內存中去修改字節碼文件,生成getset方法
   //須要生成GetSet方法
    public static void main(String[] args) {
        User user =new User();
        user.setName("譚磊");
        user.setAge(20);
        log.info("AAA");
        System.out.println(user.toString());
        
    }
}
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