与其他组件类型一样，规则组实现一个或多个接口。
Like other component types, a rule group implements one or more interfaces.
例如，您可能希望规则组基于客户类型(金牌、银牌)执行某个业务决策，然后调用另一个组件来进行订单发货。
For example, you might want your rule group to perform a business decision based on the customer type (gold, silver) and then call another component to ship the order.
WebSphere Application Server为不同类型的J2EE组件提供不同的服务质量，通过一组容器的使用来实现。
WebSphere Application Server provides differing qualities of services for the different types of J2EE components, achieved through the use of a set of containers.
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