The catalog service is the communication between catalog servers.
目录服务是目录服务器之间的通信。
Three patterns will be used to construct the catalog service
将使用三个模式来构造Catalog服务
The catalog service looks up the item number in the parts catalog.
catalog服务，在产品目录中查找商品编号。
The catalog service specification (WSDL) : catalog service WSDL.
catalog服务规范(WSDL)： catalog服务WSDL。
Tractability: All invocation of the catalog service need to be traced.
可跟踪性：Catalog服务的所有调用都必须能够跟踪。
The method signatures in the catalog service interface has also changed.
Catalog服务接口中的方法签名也已发生了更改。
Start by launching a catalog service, which is described in the scripts included with the sample.
首先启动一个目录服务，样例包含的脚本中描述了这个服务。
This article focuses on satisfying other nonfunctional requirements for this new catalog service.
本文重点讨论如何满足这个新的Catalog 服务的其他非功能需求。
The catalog service is used to find the part number, or SKU, of the item that is to be looked up.
catalog服务用于查找正在寻找的商品的编号或SKU。
You can play with the request parameters being sent to the WS response template-aware catalog service.
可以更改发送给支持 WS响应模板的Catalog 服务的请求参数来进行试验。
The following listing shows the generated skeleton interface and implementation for the Catalog service
以下清单显示了为Catalog 服务生成的框架接口和实现
In Part 3 of this series, we applied the WS response template pattern to a UML model of the catalog service.
在本系列的第3部分，我们将WS响应模板模式应用到了Catalog服务的uml模型。
The model shows an interface and an implementation for the catalog service. There are three operations here.
此模型显示了Catalog服务的接口和实现。
This article addressed the nonfunctional requirements for performance and traceability of the catalog service.
本文讨论了Catalog服务的性能和可跟踪性方面的非功能需求。
An analysis of the catalog service model shows that the catalog service interface returns an entire catalog.
对Catalog服务模型的分析表明Catalog服务接口将返回整个Catalog。
This service can also be visualized at two different levels of abstraction, similar to the catalog service above.
此服务也能在两个不同的抽象级别进行可视化，与上面的catalog服务类似。
Figure 22 shows the sequence diagram for the ws response template pattern as applied to the Catalog Service Model.
图22显示了应用于Catalog服务模型时ws响应模板模式的序列关系图。
Having each catalog server residing in different physical machines will provide high availability of the catalog service.
将每个目录服务器放到不同物理机器中，这将提供具有高可用性的目录服务。
Figure 9 [the text is missing a reference to Figure 8. -ec] shows the UML class diagram for the back end Catalog service.
图9(图8中缺少的文本)显示了后端Catalog服务的UM l类关系图。
The catalog service example USES patterns such as the WS Response Template pattern (see Resources) and security patterns.
catalog服务示例使用了WS响应目标模式(请参阅参考资料)和安全模式等模式。
A dynamic cluster USES a catalog service to maintain a list of server process JVMs, which host ObjectGrid application containers.
动态集群使用目录服务来维护服务进程jVM列表，ObjectGrid应用程序容器就承载在其中。
A reasonable number of catalog servers (three in the present example) will contribute to the high availability of catalog service.
使用数量合理的目录服务器(本例中为3个)将有助于实现高可用性的目录服务。
The first is a simple in-process catalog service and container, which is convenient for development environments and quick testing.
第一种方法是使用一个简单的进程内（in-process）目录服务和容器，这个服务和容器有利于开发环境和快速测试。
The offer information associated with the services is published to the catalog service and is referenced by the subscription service.
与服务相关联的报价信息被发布到目录服务，并由预订服务引用。
One question that comes up often is the possible bottleneck that a single administrative process provides, such as the catalog service.
一个经常出现的问题是单一管理进程的瓶颈，比如目录服务。
Zones help the catalog service determine placement of data grids such that primary and replica data grids are placed in different zones.
区域帮助目录服务确定数据网格的放置，以便主数据网格和副本数据网格被放置到不同的区域中。
One of the nonfunctional requirements for the catalog service is traceability of every invocation of the legacy catalog application.
Catalog服务的非功能需求之一是能够跟踪遗留Catalog应用程序的每个调用。
The catalog service is then free to focus its attention on simply managing the balance and membership of the grid as resources are added and removed.
然后，目录服务可以专注于管理添加和删除资源时网格的平衡性和成员身份。
For example, a catalog service may return general product details as a part of the structured message, but return images as attachments to the message.
例如，一个目录服务可能返回概括的细节作为一个结构化的消息的一部分，但是返回图像作为该消息的附件。
The new catalog service model was then transformed using a UML-to-WSDL and a UML-to-XSD transformation to produce the corresponding stub and skeleton code.
随后，我们使用 UML-to-WSDL和 UML-to-XSD转换对新Catalog服务模型进行转换，以得到对应的存根和框架代码。
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