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

### Environment

* Dubbo version: 2.7.4.1
* Java version: 1.8

### Actual Result

[https://github.com/apache/dubbo/blob/839d2a604e629ea9e96b964be09ae221e85312ba/dubbo-common/src/main/java/org/apache/dubbo/rpc/model/ApplicationModel.java#L80](https://github.com/apache/dubbo/blob/839d2a604e629ea9e96b964be09ae221e85312ba/dubbo-common/src/main/java/org/apache/dubbo/rpc/model/ApplicationModel.java#L80)

### Expected Result

```
initFrameworkExts
```
lock.unlock();
        }
    }
    public ApplicationConfig getApplication() {
        ApplicationConfig application = configManager
                .getApplication()
                .orElseGet(() -> {
                    ApplicationConfig applicationConfig = new ApplicationConfig();
                    configManager.setApplication(applicationConfig);
                    return applicationConfig;
                });
        application.refresh();
        return application;
    }
    private MonitorConfig getMonitor() {
        MonitorConfig monitor = configManager
                .getMonitor()
                .orElseGet(() -> {
                    MonitorConfig monitorConfig = new MonitorConfig();
                    configManager.setMonitor(monitorConfig);
                    return monitorConfig;
                });
        monitor.refresh();
        return monitor;
    }
    private MetricsConfig getMetrics() {
        MetricsConfig metrics = configManager
                .getMetrics()
                .orElseGet(() -> {
                    MetricsConfig metricsConfig = new MetricsConfig();