idea插件 lombok

1.导入maven 依赖

 <!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.18.4</version>
            <scope>provided</scope>
        </dependency>

2. 下载lombok 插件

3.demo

import lombok.Data;

@Data
public class User {

    private String userId;
    private String username;
    private String password;
    private String phoneNum;
}