/*
|
Copyright [2020] [https://www.xiaonuo.vip]
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
you may not use this file except in compliance with the License.
|
You may obtain a copy of the License at
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
Unless required by applicable law or agreed to in writing, software
|
distributed under the License is distributed on an "AS IS" BASIS,
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
See the License for the specific language governing permissions and
|
limitations under the License.
|
|
Snowy采用APACHE LICENSE 2.0开源协议,您在使用过程中,需要注意以下几点:
|
|
1.请不要删除和修改根目录下的LICENSE文件。
|
2.请不要删除和修改Snowy源码头部的版权声明。
|
3.请保留源码和相关描述文件的项目出处,作者声明等。
|
4.分发源码时候,请注明软件出处 https://gitee.com/xiaonuobase/snowy
|
5.在修改包名,模块名称,项目代码等时,请注明软件出处 https://gitee.com/xiaonuobase/snowy
|
6.若您的项目无法满足以上几点,可申请商业授权,获取Snowy商业授权许可,请在官网购买授权,地址为 https://www.xiaonuo.vip
|
*/
|
package vip.xiaonuo.sys.core.mybatis.fieldfill;
|
|
import cn.hutool.core.util.ObjectUtil;
|
import cn.hutool.log.Log;
|
import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
|
import org.apache.ibatis.reflection.MetaObject;
|
import org.apache.ibatis.reflection.ReflectionException;
|
import vip.xiaonuo.core.context.login.LoginContextHolder;
|
import vip.xiaonuo.core.pojo.login.SysLoginUser;
|
|
import java.util.Date;
|
|
/**
|
* 自定义sql字段填充器,自动填充创建修改相关字段
|
*
|
* @author xuyuxiang
|
* @date 2020/3/30 15:21
|
*/
|
public class CustomMetaObjectHandler implements MetaObjectHandler {
|
|
private static final Log log = Log.get();
|
|
private static final String CREATE_USER = "createUser";
|
|
private static final String CREATE_TIME = "createTime";
|
|
private static final String UPDATE_USER = "updateUser";
|
|
private static final String UPDATE_TIME = "updateTime";
|
|
@Override
|
public void insertFill(MetaObject metaObject) {
|
try {
|
//为空则设置createUser(BaseEntity)
|
Object createUser = metaObject.getValue(CREATE_USER);
|
if(ObjectUtil.isNull(createUser)) {
|
setFieldValByName(CREATE_USER, this.getUserUniqueId(), metaObject);
|
}
|
|
//为空则设置createTime(BaseEntity)
|
Object createTime = metaObject.getValue(CREATE_TIME);
|
if(ObjectUtil.isNull(createTime)) {
|
setFieldValByName(CREATE_TIME, new Date(), metaObject);
|
}
|
} catch (ReflectionException e) {
|
log.warn(">>> CustomMetaObjectHandler处理过程中无相关字段,不做处理");
|
}
|
}
|
|
@Override
|
public void updateFill(MetaObject metaObject) {
|
try {
|
//设置updateUser(BaseEntity)
|
setFieldValByName(UPDATE_USER, this.getUserUniqueId(), metaObject);
|
//设置updateTime(BaseEntity)
|
setFieldValByName(UPDATE_TIME, new Date(), metaObject);
|
} catch (ReflectionException e) {
|
log.warn(">>> CustomMetaObjectHandler处理过程中无相关字段,不做处理");
|
}
|
}
|
|
/**
|
* 获取用户唯一id
|
*/
|
private Long getUserUniqueId() {
|
try {
|
SysLoginUser sysLoginUser = LoginContextHolder.me().getSysLoginUserWithoutException();
|
if(ObjectUtil.isNotNull(sysLoginUser)) {
|
return sysLoginUser.getId();
|
} else {
|
return -1L;
|
}
|
} catch (Exception e) {
|
//如果获取不到就返回-1
|
return -1L;
|
}
|
}
|
}
|