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Spring?Data?JPA實現(xiàn)審計功能過程詳解

 更新時間:2023年02月23日 10:09:34   作者:Bug解決者  
Spring?Data?JPA為跟蹤持久性層的變化提供了很好的支持。通過使用審核,我們可以存儲或記錄有關實體更改的信息,例如誰創(chuàng)建或更改了實體以及何時進行更改

在項目中每條數(shù)據(jù)在創(chuàng)建修改的時候,我們都需要記錄創(chuàng)建人,創(chuàng)建時間,修改人,修改時間等信息。如果每次新增的時候都去手動set,代碼冗余且顯得很不友好。

下面給大家分享如何使用Spring Data JPA完成審計功能:

實現(xiàn)該功能,主要涉及到下列注解:

  • @EnableJpaAuditing注解:啟用JPA審計功能開關。
  • @CreatedBy注解:創(chuàng)建人,當實體被insert的時候,會設置值。
  • @LastModifiedBy注解:最后一次修改者,當實體每次被update的時候,會設置值。
  • @CreatedDate注解:創(chuàng)建日期,當實體被insert的時候,會設置值。
  • @LastModifiedDate注解:最后一次修改日期,當實體每次被update的時候,會設置值。

如何使用

一、引入依賴;

<dependency>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>

二、實現(xiàn)AuditorAware接口,來自定義獲取用戶的信息;在實際項目中需要從用戶權限模塊中獲取到當前登錄用戶的實際信息;

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 通過實現(xiàn)AuditorAware<T>接口自定義獲取用戶信息
 */
@Configuration
public class SpringSecurityAuditorAware implements AuditorAware<String> {
    @Override
    public Optional<String> getCurrentAuditor() {
        return Optional.of("xxkfz");
    }
}

三、 創(chuàng)建實體類,并標記審計屬性;

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;
}

四、創(chuàng)建JPA Repository接口實現(xiàn),用于對數(shù)據(jù)訪問;

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接口實現(xiàn),用于對數(shù)據(jù)庫的訪問
 */
@Repository
public interface UserRepository extends JpaRepository<SysUser, String> {
}

五、在啟動類上添加注解@EnableJpaAuditing

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);
    }
}

六、編寫測試類,進行測試;

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("公眾號【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);
    }
}

到此這篇關于Spring Data JPA實現(xiàn)審計功能過程詳解的文章就介紹到這了,更多相關Spring Data JPA實現(xiàn)審計內(nèi)容請搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關文章希望大家以后多多支持腳本之家!

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