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

### Environment

* Dubbo version: xxx
* Operating System version: xxx
* Java version: xxx

### Steps to reproduce this issue

1. xxx
2. xxx
3. xxx

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

### Expected Result

What do you expected from the above steps？

### Actual Result

What actually happens?

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

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

private Exporter<T> exporter;
        public DestroyableExporter(Exporter<T> exporter) {
            this.exporter = exporter;
        }
        @Override
        public Invoker<T> getInvoker() {
            return exporter.getInvoker();
        }
        @Override
        public void unexport() {
            exporter.unexport();
        }
    }
    /**
     * Reexport: the exporter destroy problem in protocol
     * 1.Ensure that the exporter returned by registryprotocol can be normal destroyed
     * 2.No need to re-register to the registry after notify
     * 3.The invoker passed by the export method , would better to be the invoker of exporter
     */
    private class OverrideListener implements NotifyListener {