A great feature of the JPA cache is that no coding change is necessary to use them; you just need some configuration properties (like size and object types to cache) in your persistence.xml file.
jpa缓存有一个很好的特性，即使用时不需要任何代码更改；仅需在persistence .xml文件中修改一些配置属性(比如缓存的大小和对象类型)。
For example, the TagFileDepenencyCheck visitor might populate a complex object that identifies all the properties of a tag file that were discovered during tag file validation.
例如，TagFileDepenencyCheck访问者可能移植一个复杂的对象，它可以确定在验证标记文件过程中发现的标记文件的所有属性。
Notice the presence of a Properties object, which stores the properties file data.
注意Properties对象的存在，该对象存储属性文件数据。
Figure 7 shows the critical portion of our example Data Access Object (DAO) code, demonstrating how to retrieve and reconstitute ACL information from strings stored in a properties file.
图7显示了示例数据访问对象(Data Access Object,DAO)代码的关键部分，并演示了如何从属性文件中存储的字符串检索和重新构建ACL信息。
With XJConf, it's quite simple to instantiate custom objects from an XML configuration file, and even configure the properties of said object using the data present in the configuration file.
使用XJConf，从XML配置文件实例化自定义对象非常简单，甚至可使用配置文件中的数据表示配置对象的属性。
With that FileOutputStream object, you update the address.properties file with the updated properties.
通过该FileOut putStream对象，您使用更新的属性更新address . properties文件。
As shown in the above code, the idea is to implement the required business logic and then either prepare the Properties object or else pass the file name so that the custom FTP class is invoked.
如以上代码所示，我们要先执行所需的业务逻辑，然后准备Properties对象，或者传递文件名，以便调用自定义ftp类。
For a quick view of the entire contents of the database file grouped by object category, click database Properties on the file menu, and then click the contents TAB.
要快速查看按对象分类分组的数据库文件的全部内容，可单击“文件”菜单的“数据库属性”，然后单击“内容”选项卡。
For a quick view of the entire contents of the database file grouped by object category, click database Properties on the file menu, and then click the contents TAB.
要快速查看按对象分类分组的数据库文件的全部内容，可单击“文件”菜单的“数据库属性”，然后单击“内容”选项卡。
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