目前信息集成技术对于新的数据库应用来说非常重要，对象代理模型可以作为信息集成的一种通用的数据模型。

Information integration is very important for advanced database applications, Object Deputy model can be used as common data model for information integration.

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Manager——扮演活动对象模型的代理角色；通过使用EventMessage的实例，Manager确定放入激活队列中的服务调用请求。

Manager - plays the role of Proxy of the active object model; using instances of EventMessage, the Manager determines service invocation requests that are placed into an Activation Queue.

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然后通常将代理所返回的对象映射到本地模型中所使用的对象。

You then typically map the objects returned by proxies into objects used in the local model.

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