In the sample application, the file system is used as the persistent data store.
在样例应用程序中，文件系统用作持久性数据存储。
The data file is kept in the WEB-INF directory of the sample application.
数据文件放在示例应用程序的WEB - INF目录。
Recall that our sample application USES the file system as the Claim Check data store.
前面讲过，我们的样例应用程序将文件系统作为ClaimCheck数据存储使用。
Any data source (file, web service, custom store, application logic layer, etc).
任意的数据源(文件、Web服务、定制存储、应用逻辑层等)。
What if your application needs to store data to an XML file?
如果应用程序需要将数据存储到XML文件中怎么办？
You configured the web.xml file for the web application to use Derby as a data source.
您配置了web应用程序的web . xml文件，以便使用Derby作为数据源。
The code and required data for this application are in the file j2ee_development_db2.zip.
该应用程序的代码和所需的数据在文件j2ee _ development_db2 . zip中。
The application type tells processors to treat this file as non-ASCII data.
application类型告诉处理程序将该文件视作非ascii数据。
Class can be used to retrieve data from a section in the application configuration file.
类可以被用于从一个应用程序配置文件的部分数据。
Class can be used to retrieve data from a section in the application configuration file.
类可以被用于从一个应用程序配置文件的部分数据。
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