业务接口是可选的，即使对于会话bean也是如此。
清单1显示了Library对象的一个简单的业务接口。
Listing 1 shows a simple business interface for a Library object.
这个业务接口明确地定义Library对象的业务用法。
The business interface clearly defines the business usage of the Library object.
一个简化的本地视图，无需单独的本地业务接口就可提供sessionbean的访问。
A simplified local view that provides session bean access without a separate local business interface.
在我们的示例中，我们将在业务集成透视图中创建WSDL接口。
In our example, we will create a WSDL interface from the Business Integration perspective.
将流程和任务版本的接口和业务对象定义放在库中。
Put interfaces and business object definitions for process and task versions in a library.
首先，需要编写一个定义所有业务方法的接口。
First, you need to write an interface that defines all of your business methods.
所有的具体指令——所有的业务逻辑——实现命令接口。
All concrete commands — all business logic — realize the command interface.
创建一个新业务对象，选择创建的接口。
Create a new business process, selecting the interface created.
您必须为业务流程定义流程接口。
You must define the process interface for your business process.
好的服务接口以提供业务价值为重点。
A good service interface is focused on providing business value.
有时候同时具有这两种接口，并将UI、代码和业务逻辑分离开了。
Sometimes they have both and separate the UI, code from the business logic.
可以在UI和业务逻辑间引入一个消息接口。
You can introduce a message interface between the UI and the business logic.
业务逻辑接口可能也需要进行清理。
The business logic interfaces may also need to be tidied up.
图8显示了图7所示接口的业务图形示例。
Figure 8 shows an example business graph from the interface shown in Figure 7.
业务对象和接口可供您使用。
The business objects and interfaces are ready for you to use.
查看业务对象和服务接口。
使用此服务接口将行为verifyFundsorder链接到业务流程中。
Link the activity Verify Funds Order in our business process with this service interface.
该业务流程遵循Shipping接口。
从业务角度看，对这个接口的投射会映射到以下接口。
From the business perspective a projection of this interface would map to the following.
从业务角度看，对这个接口的投射会映射到以下接口。
From the business perspective a projection of this interface would map to the following.
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