MybatisPlus自动填充时间的配置类实现

package cn.tedu.tea.admin.server.core.mybatis;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;

@Component
public class TimeMetaObjectHandler implements MetaObjectHandler {
    public static final String FIELD_CREATE_TIME = "gmtCreate";
    public static final String FIELD_UPDATE_TIME = "gmtModified";
    @Override
    public void insertFill(MetaObject metaObject) {
        LocalDateTime now = LocalDateTime.now();
        this.setFieldValByName(FIELD_CREATE_TIME,now,metaObject);
        this.setFieldValByName(FIELD_UPDATE_TIME,now,metaObject);
    }

    @Override
    public void updateFill(MetaObject metaObject) {
        LocalDateTime now = LocalDateTime.now();
        this.setFieldValByName(FIELD_UPDATE_TIME,now,metaObject);
    }
}

 /**
     * 数据创建时间
     */
    @TableField(fill = FieldFill.INSERT_UPDATE)
    private LocalDateTime gmtCreate;

    /**
     * 数据最后修改时间
     */
    @TableField(fill = FieldFill.UPDATE)
    private LocalDateTime gmtModified;