Spring Data JPA实现审计功能过程详解

< dependency >

      < groupId >org.springframework.boot</ groupId >

      < artifactId >spring-boot-starter-data-jpa</ artifactId >

</ dependency >

package com.xxkfz.simplememory.config;

import org.springframework.context.annotation.Configuration;

import org.springframework.data.domain.AuditorAware;

import java.util.Optional;

/**

  * @version 1.0.0

  * @ClassName SpringSecurityAuditorAware.java

  * @Description 通过实现AuditorAware<T>接口自定义获取用户信息

  */

@Configuration

public class SpringSecurityAuditorAware implements AuditorAware<String> {

     @Override

     public Optional<String> getCurrentAuditor() {

         return Optional.of( "xxkfz" );

     }

}

package com.xxkfz.simplememory.entity;

import lombok.Data;

import org.springframework.data.annotation.CreatedBy;

import org.springframework.data.annotation.CreatedDate;

import org.springframework.data.annotation.LastModifiedBy;

import org.springframework.data.annotation.LastModifiedDate;

import org.springframework.data.jpa.domain.support.AuditingEntityListener;

import javax.persistence.*;

import java.util.Date;

/**

  * @ClassName SysUser.java

  * @Description TODO

  */

@Data

@EntityListeners ({AuditingEntityListener. class })

@Entity

@Table (name = "t_user" )

public class SysUser {

     @Id

     @Column (name = "id" )

     private String id;

     @Column (name = "username" )

     private String username;

     @Column (name = "password" )

     private String password;

     @CreatedBy

     @Column (name = "created_by" )

     private String createdBy;

     @LastModifiedBy

     @Column (name = "last_modified_by" )

     private String lastModifiedBy;

     @CreatedDate

     @Column (name = "created_date" )

     private Date createdDate;

     @LastModifiedDate

     @Column (name = "last_modified_date" )

     private Date lastModifiedDate;

     @Column (name = "real_name" )

     private String realName;

}

package com.xxkfz.simplememory.repository;

import com.xxkfz.simplememory.entity.SysUser;

import org.springframework.data.jpa.repository.JpaRepository;

import org.springframework.stereotype.Repository;

/**

  * @ClassName UserRepository.java

  * @Description JPA Repository接口实现，用于对数据库的访问

  */

@Repository

public interface UserRepository extends JpaRepository<SysUser, String> {

}

package com.xxkfz.simplememory;

import org.springframework.boot.SpringApplication;

import org.springframework.boot.autoconfigure.SpringBootApplication;

import org.springframework.data.jpa.repository.config.EnableJpaAuditing;

@EnableJpaAuditing

@SpringBootApplication

public class SimpleMemoryApplication {

     public static void main(String[] args) {

         SpringApplication.run(SimpleMemoryApplication. class , args);

     }

}

package com.xxkfz.simplememory.controller.system;

import cn.hutool.core.lang.UUID;

import com.xxkfz.simplememory.entity.SysUser;

import com.xxkfz.simplememory.mapper.SysOrderMapper;

import com.xxkfz.simplememory.repository.UserRepository;

import lombok.extern.slf4j.Slf4j;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.web.bind.annotation.*;

/**

  * @ClassName SysUserController.java

  * @Description TODO

  */

@RestController

@RequestMapping ( "/sys_user" )

@Slf4j

public class SysUserController {

     @Autowired

     UserRepository userRepository;

     @GetMapping ( "save" )

     public void save() {

         SysUser user = new SysUser();

         user.setId(UUID.fastUUID().toString());

         user.setUsername( "公众号【SimpleMemory】" );

         SysUser sysUser = userRepository.save(user);

         log.info( "sysUser === {}" , sysUser);

     }

     @GetMapping ( "update" )

     public void update() {

         SysUser sysUser = userRepository.getById( "1" );

         sysUser.setUsername( "admin" );

         SysUser updateSysUser = userRepository.save(sysUser);

         log.info( "updateSysUser === {}" , updateSysUser);

     }

}