它需要对结构的关注，这种结构隔离了关注，并降低了部件之间的耦合，特别是在方案构件是由不同组织所有时更是这样。
It requires a focus on architecture that separates concerns and reduces coupling between parts, especially when solution components are owned by different organizations.
图3展示了如何将JCA资源适配器的一些部件映射为相应的WSDL构件。
Figure 3 shows how parts of a JCA resource adapter can be mapped to corresponding artifacts of WSDL.
尽管可重用的本质在这些窗口小部件构件之间是共同的，但是实际上它们还提供了其他特性的丰富集合，这些特性对于它们自身来说可能是独一无二的。
Although the reusable nature is common across these component widgets, they also offer a rich set of other features that might be unique to them.
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