拥有良好设计和实现的服务层可以对应用程序的可扩展性和可靠性产生积极的影响。
Having a well-designed and implemented service layer can have a large positive impact on the extensibility and robustness of your application.
然后，将组件结合或集成到复合应用程序中来提供第三层的服务。
Components are then combined or integrated into composite applications to provide services in the third layer.
这将队列名称与服务注册中心和逻辑应用程序层绑定在一起。
This ties the queue name to the service registry and the logical application layer.
业务流程通过这个服务虚拟化层从与应用程序功能的直接交互封装。
Business processes are encapsulated from a direct interaction with the application functions through this layer of service virtualization.
这是一个我们可以将应用程序基础结构视为一套服务的层。
This is the layer in which we see application infrastructure emerge as a set of services.
也可以将其他服务添加到应用程序层，并且根据需要运行服务。
Other services can be added to the application layer where the servers are running as necessary.
从应用程序层提取认证和授权服务有助于提高多租户事务的可伸缩性、可维护性和重用性。
The extraction of authentication and authorization services out of the application layer can help with scalability, maintainability, and re-usability for multi-tenant transactions.
该体系结构包括多个层，其中包括服务层，其主要用途是使该体系结构模仿实际的应用程序。
The architecture includes several layers, including a service layer, whose main purpose is to make the architecture imitate a real world application.
现在您只剩下一个无法取胜的决策：您可以让属性理解您应用程序的架构层并通过服务层调用来执行验证吗？
Now you are left with a no-win decision: do you make the attribute understand your application's architectural tiers and call through to the service layer to do the validation?
考虑云中的应用程序服务层。
ESB在消息层上连接并集成应用程序、服务和业务流程流。
The ESB connects and integrates applications, services, and business process flows at the messaging layer.
回忆一下在使用WS -BPEL构建可配置工作流程部分中的讨论：BPEL应用程序需要实现任务层的合作伙伴服务。
Recall from the discussion in Using WS-BPEL to build configurable workflows that your BPEL application requires partner services that implement the task layer.
如图2中所示，多承租者应用程序的业务服务必须设计为通过表示层接收和处理来自不同订阅者的请求。
As shown in Figure 2, the business services of a multi-tenant application must be designed to receive and process requests originating from different subscribers by way of a presentation layer.
该体系结构采用了具有抽象层的信息服务，这些抽象层可以最大化应用程序或企业流程与企业数据之间的松散耦合。
This architecture employs information services with abstraction layers that maximize the loose coupling between applications, or enterprise processes, and enterprise data.
它使EAz能够通过操作名称向应用程序的服务层提供“众所周知”的权限集。
This gives EAz the ability to supply "well known" permission sets to an application's service layers by action name.
Spring的主要容器——上下文——保存着对所有应用程序主要层和服务的引用。
Spring's main container, the context, holds references to all the main layers of the application and services.
学习如何在数据库中生成feed和Web服务，在应用程序层查询和组合它们，然后在客户机浏览器中显示它们。
You'll learn how feeds and Web services are generated in the database, queried and combined in the application layer, and then presented in the client browsers.
最后，EAz为包装典型的交互详细信息提供一个方便的AuthorizationManager接口，并为应用程序的服务层提供一个更简单的接口。
Finally, EAz provides a convenient AuthorizationManager interface to wrap the details of the typical interaction and provide a simpler interface to the application's service layer.
ejb倡导者关注的是应用程序的服务层，而对客户端介绍得很少，因为我对古谚语形式追随功能(form follows function)深信不疑。
The EJB Advocate has focused on the services layers of the application and not much at all on the client side because I am a big believer in the old adage form follows function.
应用服务器是应用程序和基础架构层多租户的关键部件，因为多租户会影响安装、配置和应用程序代码。
The application server is a critical component in multi-tenancy at the application and infrastructure layer, because multi-tenancy affects installation, configuration, and application code.
通过以上的定义，当提取应用程序作为服务时，SOA是在应用程序之间构建企业级集成层的模式集。
Defined as such, SOA is a collection of patterns for building an enterprise-level integration layer between applications while abstracting those applications as services.
然后您设计包含呈现层和内容服务层之间的集成的应用程序。
Then you design the application including the integration between the presentation tier and the content services tier.
例如，面向服务架构创建不同类型的层来更改您应用程序的拓扑结构。
For example, service-oriented architectures create different types of layers to change the topology of your application.
以这种方式编写我们的查询可以最小化数据库和应用程序服务器层之间传输的数据总量。
Writing our query in this manner minimizes the amount of data transferred between the database and application server tiers.
基本服务(由服务编排层使用，也由用户界面应用程序使用)通过服务应用程序实现。
The elemental services, used by the service choreography layer and also by user interface applications, are implemented by service applications.
数据缓存层的目的是为您的应用程序服务器层提供一个可伸缩、容错和一致的数据网格。
The purpose of the data caching tier is to provide scalable, fault tolerant, coherent data grids for your application server tier.
让数据集跨越不同的服务器需要在应用程序层做大量工作，比如跨两个数据库联结列并确保数据是一致的。
To split your dataset across different servers requires a lot of work at the application level, such as joining columns across two databases and making sure data is consistent.
用户访问服务和用户交互服务属于应用程序服务层。
User access services and user interaction services are part of the application services layer.
访问服务层还允许访问电子商务应用程序、服务和数据。
It also allows access to e-business applications, service and data.
验证soa的意思是在服务层和复合应用程序层对组件进行测试。
Validating SOAs means testing components at the service level as well as at the level of composite applications.
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