Starting top down - Business layer.
自顶向下——业务层。
Table 2: Business Layer (Partial Sample).
表2：业务层(部分示例)。
The business layer executes the business rules.
业务层执行业务逻辑。
Do you know what a stateless business layer is?
是否了解什么是无状态的业务层？
The business layer is separated from data storage.
该框架将业务层与数据存储分离。
The kernel business layer is implemented by EJB components.
系统的核心业务层主要由ejb组件实现。
There are two links between the business layer just outlined and the systems layer.
在业务层和系统层之间，有两条链接。
Now that we've accessed the business layer we need to create the CommandFactory class.
既然我们已经访问了业务层，就需要建立CommandFactory类。
Therefore, avoid any reference to servlet API or Struts API calls in the business layer.
因此，应该避免在业务逻辑层使用对servletAPI或Struts API调用的任何引用。
Application Development cannot efficiently react to changes happening in the business layer.
在业务层中，应用开发不能有效的对变更加以响应。
The business layer USES a facade pattern to support coarse-grained message-based operations.
业务层用facade模式实现基于粗粒度消息的操作。
The business layer generally interacts with the information system through the data access layer.
业务层主要通过数据访问层与信息系统实现交互。
In future articles I'll show you a technique to data bind this property to the business layer.
在以后的文章中我将告诉你一个数据绑定技术，此属性的业务层。
For this article, we're concerned with the Business layer and to a lesser extent the Presentation layer.
在本文中，我们主要关注业务层和显示层。
Some transactions might start in the API layer, some in the business layer, and some even in the DAO layer.
一些事务可能在API层中开始，一些在业务层中开始，还有一些甚至在DAO 层中开始。
The business layer should operate on business objects — not on a particular data representation tied to the view.
业务层应该对业务对象进行操作，而不是对与视图相关的特定数据表示进行操作。
Additionally, an SDO object can be used to carry information between the presentation layer and the business layer.
此外SDO对象可以在表示层和业务层间传递信息。
I hope that it helps you make an informed decision when choosing your presentation and business layer technologies.
我希望它可以帮助您做出明智的决定，在选择你的陈述和业务层技术。
The Data Abstract Layer consists of a single class to provide location-related data to the business layer (see Figure 3).
数据抽象层包含一个类，用于向业务层提供关于位置的信息（请参见图 3）。
For instance, a common problem is to push XML parsing technologies used in the construction of views into the business layer.
例如，一个常见的问题就是将在构建视图时使用的XML解析技术直接应用到业务层。
Passing the subscriber ID from the presentation to the business layer affects the business service implementation in two ways.
将订阅者ID从表示层传递到业务层，将从两个方面影响业务服务实现。
The Business Layer does not have any direct communication with the database - this is all handled by the Data Access Layer.
业务层和数据库没有任何通讯-这些有数据访问层处理。
The business layer also can be called the intermediate layer or the data logic layer, the pulse of the application program.
业务层也可以称为中间层或数据逻辑层，是应用程序的脉搏。
According to best practices, the view layer communicates with the control layer, which in turn communicates with the business layer.
依照最佳实践，视图层和控制层进行通信，控制层将通信转至业务层。
We added code to Form1 to access the business layer. Here's the code in the BusinessLayerProxy to request and execute the business logic.
我们在Form 1中添加一些代码来访问业务层，以下便是BusinessLayerProxy中的代码，来请求和执行业务逻辑。
The Starting Top Down - Business Layer section helps readers recognize that a key aspect of agility is the relationship between elements.
“自顶向下——业务层”一节帮助读者认识到敏捷性的关键方面是元素之间的关系。
The "glue code" we need to write for Form1 is just a line in the message handler to request the business layer execute the appropriate logic.
我门需要在消息处理中为FORM1写一行“粘合代码”，请求业务层执行适当的逻辑。
Jeff the manager: "Let's see, that code was written by Joe a few months back." It will require changes to the business layer and a few changes to the UI.
管理人员Jeff：“让我看看，这个代码是Joe在几个月前编写的，需要对业务层和UI做一些变动。”
We assert there are 3 general levels at which controls are captured and governed — the business layer, the architectural layer and the operational layer.
我们认为可以在三个层次上捕捉并治理控制——业务层、架构层和操作层。
We assert there are 3 general levels at which controls are captured and governed — the business layer, the architectural layer and the operational layer.
我们认为可以在三个层次上捕捉并治理控制——业务层、架构层和操作层。
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