其中顶级 组由抽象定义(AbstractDefinitions)组成,包括类型、消息和端口类型三个部分;底 层组由具体描述组成,包括绑定和服务两个部分: (1)抽象定义以平台无关和语言无关...
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即使它们允许存在多个物理分布的服务实例,但是每个实例都只有一个抽象定义(由组织统一管理)和一个公共实现。
Even if they allow multiple physically distributed instances of services, there is one abstract definition for each — managed by the organization as a whole — and a common implementation.
服务层由 SOA 中定义的所有服务构成,其中,服务仅仅是对一个或多个与业务一致的 IT 功能(操作)的抽象规范。
The services layer consists of all the services defined within the SOA where a service is just an abstract specification of one or more business-aligned IT functions (operations).
注:抽象与实际语义的更严格对应可能由每个实现自行定义。
Note: more stringent correspondences between abstract and actual semantics may be defined by each implementation.
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