Backup local changes before resolving remote repository issue

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# 诊断 MyBatis-Plus 自动填充问题
## 问题现象
尽管 `MybastisColumnsHandler` 已经实现并配置了自动填充功能,但 `create_by``create_time` 字段仍然没有被正确填充。
## 可能的原因及解决方案
### 1. 检查组件扫描配置
确保 `MybastisColumnsHandler` 类被Spring容器正确管理
```java
@Component // 确保这个注解存在
public class MybastisColumnsHandler implements MetaObjectHandler {
// ...
}
```
### 2. 检查包扫描路径
在主应用类中确保扫描到了处理器所在的包:
```java
@SpringBootApplication
@MapperScan("com.openhis.*.mapper") // 确保扫描到你的mapper
@ComponentScan(basePackages = {"com.core", "com.openhis"}) // 确保扫描到处理器
public class OpenHisApplication {
public static void main(String[] args) {
SpringApplication.run(OpenHisApplication.class, args);
}
}
```
### 3. 验证实体类配置
确保实体类正确继承了 `HisBaseEntity` 并且字段上有正确的注解:
```java
@Data
@TableName("adm_practitioner")
public class Practitioner extends HisBaseEntity {
// 不需要在子类中重复定义 createBy, createTime 等字段
// 因为它们已在 HisBaseEntity 中定义并带有 @TableField(fill = FieldFill.INSERT)
}
```
### 4. 检查安全上下文
自动填充处理器依赖于安全上下文来获取当前用户。确保在执行保存操作时用户已登录:
```java
// 在保存之前,确保用户已登录
LoginUser loginUser = SecurityUtils.getLoginUser();
if (loginUser == null) {
// 用户未登录,可能需要手动设置审计字段
}
```
### 5. 手动测试自动填充
创建一个简单的测试来验证自动填充是否正常工作:
```java
@SpringBootTest
public class AutoFillTest {
@Autowired
private PractitionerMapper practitionerMapper;
@Test
public void testAutoFill() {
Practitioner practitioner = new Practitioner();
practitioner.setName("Test Practitioner");
// 检查在保存前字段是否为空
System.out.println("Before insert - createBy: " + practitioner.getCreateBy());
System.out.println("Before insert - createTime: " + practitioner.getCreateTime());
// 执行插入操作
int result = practitionerMapper.insert(practitioner);
// 检查保存后字段是否被填充
System.out.println("After insert - createBy: " + practitioner.getCreateBy());
System.out.println("After insert - createTime: " + practitioner.getCreateTime());
assertThat(result).isEqualTo(1);
assertThat(practitioner.getCreateBy()).isNotNull();
assertThat(practitioner.getCreateTime()).isNotNull();
}
}
```
### 6. 临时解决方案
如果自动填充仍然不工作,可以在服务层手动设置这些字段:
```java
@Service
public class PractitionerServiceImpl extends ServiceImpl<PractitionerMapper, Practitioner>
implements IPractitionerService {
@Override
public void savePractitioner(Practitioner practitioner) {
// 手动设置审计字段
if (practitioner.getCreateBy() == null || practitioner.getCreateBy().isEmpty()) {
LoginUser loginUser = SecurityUtils.getLoginUser();
if (loginUser != null) {
practitioner.setCreateBy(loginUser.getUsername());
} else {
practitioner.setCreateBy("system"); // 默认值
}
}
if (practitioner.getCreateTime() == null) {
practitioner.setCreateTime(new Date());
}
// 执行保存操作
this.save(practitioner);
}
}
```
### 7. 检查 MyBatis-Plus 版本兼容性
确保使用的 MyBatis-Plus 版本与自动填充功能兼容。当前项目使用的是 3.5.5 版本,应该支持自动填充功能。
### 8. 调试自动填充处理器
`MybastisColumnsHandler` 中添加日志来调试是否被调用:
```java
@Override
public void insertFill(MetaObject metaObject) {
System.out.println("MybastisColumnsHandler.insertFill() called"); // 调试日志
Date currentTime = new Date();
this.strictInsertFill(metaObject, "createTime", Date.class, currentTime);
this.strictInsertFill(metaObject, "create_time", Date.class, currentTime);
String username = getCurrentUsername();
System.out.println("Setting createBy to: " + username); // 调试日志
this.strictInsertFill(metaObject, "createBy", String.class, username);
this.strictInsertFill(metaObject, "create_by", String.class, username);
// ... 其他代码
}
```
通过以上步骤,应该能够诊断并解决自动填充不工作的问题。