指示板层含有用户接口组件，用来收集数据供客户端服务层生成请求对象。

The dashboard layer contains the user interface components used to gather the data that the client service layer uses to generate the request objects.

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成员关系接口定义了回调方法来监听与访问控制有关的事件，比如添加或删除一个或多个用户对组件的访问。

The membership interface defines callback methods to listen to events associated with access control such as adding or removing access to the component for one or more users.

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本部分描述的所有配置都运用Controller协调其他组件之间的交互，并为高级注册表提供一个用户接口。

All the configurations described in this section employ a Controller for orchestrating interaction between other components and to provide a user interface for the advanced registry.

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