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新增数据自动填充，如果没有显式的对通用字段进行赋值，则会自动填充参数

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This commit is contained in:
hezhouqun 2021-03-08 11:16:46 +08:00
parent cafb72b582
commit 0e5802adb8
2 changed files with 69 additions and 4 deletions
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65
src/main/java/cn/iocoder/dashboard/framework/mybatis/config/DefaultParamHandler.java Normal file
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@ -0,0 +1,65 @@
package cn.iocoder.dashboard.framework.mybatis.config;
import cn.iocoder.dashboard.framework.mybatis.core.dataobject.BaseDO;
import cn.iocoder.dashboard.framework.security.core.LoginUser;
import cn.iocoder.dashboard.framework.security.core.util.SecurityFrameworkUtils;
import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;
import java.util.Date;
import java.util.Objects;
/**
* 通用参数填充实现类
*
* 如果没有显式的对通用参数进行赋值，这里会对通用参数进行填充、赋值
*
* @author hexiaowu
*/
@Component
public class DefaultParamHandler implements MetaObjectHandler {
@Override
public void insertFill(MetaObject metaObject) {
if (Objects.nonNull(metaObject) && metaObject.getOriginalObject() instanceof BaseDO) {
LoginUser loginUser = SecurityFrameworkUtils.getLoginUser();
BaseDO baseDO = (BaseDO) metaObject.getOriginalObject();
Date current = new Date();
// 创建时间为空，则以当前时间为插入时间
if (Objects.isNull(baseDO.getCreateTime())) {
baseDO.setCreateTime(current);
}
// 更新时间为空，则以当前时间为更新时间
if (Objects.isNull(baseDO.getUpdateTime())) {
baseDO.setUpdateTime(current);
}
// 当前登录用户不为空，创建人为空，则当前登录用户为创建人
if (Objects.nonNull(loginUser) && Objects.isNull(baseDO.getCreator())) {
baseDO.setCreator(loginUser.getId().toString());
}
// 当前登录用户不为空，更新人为空，则当前登录用户为更新人
if (Objects.nonNull(loginUser) && Objects.isNull(baseDO.getUpdater())) {
baseDO.setUpdater(loginUser.getId().toString());
}
}
}
@Override
public void updateFill(MetaObject metaObject) {
Object modifyTime = getFieldValByName("updateTime", metaObject);
Object modifier = getFieldValByName("updater", metaObject);
// 获取登录用户信息
LoginUser loginUser = SecurityFrameworkUtils.getLoginUser();
// 更新时间为空，则以当前时间为更新时间
if (Objects.isNull(modifyTime)) {
setFieldValByName("updateTime", new Date(), metaObject);
}
// 当前登录用户不为空，更新人为空，则当前登录用户为更新人
if (Objects.nonNull(loginUser) && Objects.isNull(modifier)) {
setFieldValByName("updater", loginUser.getId(), metaObject);
}
}
}

8
src/main/java/cn/iocoder/dashboard/framework/mybatis/core/dataobject/BaseDO.java
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@ -21,13 +21,13 @@ public class BaseDO implements Serializable {
*/
private Date updateTime;
/**
* 创建者 TODO 芋艿：迁移成编号
* 创建者
*/
private String createBy;
private String creator;
/**
* 更新者 TODO 芋艿：迁移成编号
* 更新者
*/
private String updateBy;
private String updater;
/**
* 是否删除
*/