<!-- If you need to report a security issue please visit https://github.com/apache/dubbo/security/policy -->

- [ ] I have searched the [issues](https://github.com/apache/dubbo/issues) of this repository and believe that this is not a duplicate.

### Environment

* Dubbo version: 3.1.1
* Operating System version: macosx
* Java version: 17

### Steps to reproduce this issue
provider:
```
    <dubbo:protocol name="dubbo" serialization="fastjson2" port="20880"></dubbo:protocol>
    <dubbo:service protocol="dubbo" serialization="fastjson2" version="${dubbo.version:3.1.1}" loadbalance="roundrobin" interface="cn.app.service.TestService" timeout="50" registry="dubboRegistry"
                   ref="testService"/>
```
consumer:
The serialization method remains the same as hesian2
![image](https://user-images.githubusercontent.com/19943636/197732272-91b6260a-b23c-4e35-9ac1-980ce8bf75bd.png)
![image](https://user-images.githubusercontent.com/19943636/197732300-eb5fccec-0de0-4211-b240-a0fbd008c1ad.png)

Self-declared dubbo interfaces are normal
![image](https://user-images.githubusercontent.com/19943636/197733004-42fa2710-3ba3-4969-a302-b1706938c9e6.png)


Pls. provide [GitHub address] to reproduce this issue.

### Expected Behavior

<!-- What do you expect from the above steps？-->

### Actual Behavior

<!-- What actually happens? -->

If there is an exception, please attach the exception trace:

```
Just put your stack trace here!
```

return keepAlive;
    }
    public void setKeepAlive(Boolean keepAlive) {
        this.keepAlive = keepAlive;
    }
    public String getOptimizer() {
        return optimizer;
    }
    public void setOptimizer(String optimizer) {
        this.optimizer = optimizer;
    }
    public String getExtension() {
        return extension;
    }
    public void setExtension(String extension) {
        this.extension = extension;
    }
    @Override
    @Parameter(excluded = true, attribute = false)
    public boolean isValid() {
        return StringUtils.isNotEmpty(name);
    }
    public String getExtProtocol() {
        return extProtocol;
    }
    public void setExtProtocol(String extProtocol) {
        this.extProtocol = extProtocol;
    }
}