为平台无关的UML模型元素(如类、接口)增加行为协议通常没有有效的解决方法。

Adding behavior protocol to elements of platform independent UML model (such as class and interface) has always no effective solution.

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它定义了一种以数据为中心的数据发布一订阅模型，提供了一个与平台无关的数据模型，以简化分布式系统中数据的有效发布。

It defines a data-centric data publish-subscribe model, and provide a platform independent model to simplify the data distribution effectively in the distributed system.

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