SOA 还包含更改组件的输入和输出数据签名的适配器；适配器能以很小的性能开销为代价将服务的客户机与其接口的更改隔离。

SOA also includes adapters that change the input and output data signatures of component operations; adapters insulate a service’s clients from changes in its interface at a slight performance cost.

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它侦听WebSphere mq队列上的输入，然后调用这两个系统公开的、需要传递接收的数据的EJ b组件和Web Serivces接口。

It listens for input on a WebSphere MQ queue and then invokes the EJB component and the Web service interfaces exposed by the two systems to which it needs to pass the received data.

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将中介组件接口连接到元素输入终端，并将元素输出终端连接到中介组件引用，如 图 7 所示。

Wire the mediation component interface to the primitive input terminal and wire the primitive output terminal to the mediation component reference as shown in Figure 7.

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