package com.demo.config;
import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.context.annotation.Configuration;
import java.time.LocalDateTime;
@Configuration
public class MybatisObjectHandler implements MetaObjectHandler {
@Override
public void insertFill(MetaObject metaObject) {
setFieldValByName("createTime", LocalDateTime.now(),metaObject);
setFieldValByName("updateTime", LocalDateTime.now(),metaObject);
}
@Override
public void updateFill(MetaObject metaObject) {
setFieldValByName("updateTime",LocalDateTime.now(),metaObject);
}
}
实体对象中加上注解即可,不用在保存和修改对象的时候处理这些字段。
@ApiModelProperty(value = "创建时间")
@TableField(fill = FieldFill.INSERT)
private LocalDateTime createTime;
@ApiModelProperty(value = "修改时间")
@TableField(fill = FieldFill.INSERT_UPDATE)
private LocalDateTime updateTime;
原文:https://www.cnblogs.com/zysnba/p/14602490.html