- [ ] 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
```
}
        consumerConfigs.forEach(configManager::addConsumer);
        return this;
    }
    
    public DubboBootstrap configCenter(ConfigCenterConfig configCenterConfig) {
        return configCenters(asList(configCenterConfig));
    }
    public DubboBootstrap configCenters(List<ConfigCenterConfig> configCenterConfigs) {
        if (CollectionUtils.isEmpty(configCenterConfigs)) {
            return this;
        }
        configManager.addConfigCenters(configCenterConfigs);
        return this;
    }
    public DubboBootstrap monitor(MonitorConfig monitor) {
        configManager.setMonitor(monitor);
        return this;
    }
    public DubboBootstrap metrics(MetricsConfig metrics) {
        configManager.setMetrics(metrics);
        return this;
    }
    public DubboBootstrap module(ModuleConfig module) {
        configManager.setModule(module);
        return this;
    }
    public DubboBootstrap ssl(SslConfig sslConfig) {
        configManager.setSsl(sslConfig);
        return this;