It either expands the elements on disk to include added fields, or, if the fields don't exist in the class definition it is working with in the given JVM, it ignores them.
它或者扩展磁盘上的元素以包括添加的字段，或者，如果给定jvm中使用的类定义中不存在这些字段，则忽略它们。
When the tag is processed, the container will take its name and attributes, as well as any content that may exist in the body of the tag, and pass it to one or more class files for handling.
处理标记以后，容器将取其名字和属性、以及标记正文中可能有的任何内容，并将它传递给一个或者多个类文件进行处理。
A primary school teacher left a class of 25 pupils in tears when she told them Father Christmas does not exist.
一所小学的老师告诉班上的25个孩子圣诞老人根本不存在，这让孩子们眼泪汪汪。
In an OO system, a class shouldn't exist unless there's something for it to do; there must be responsibilities (operations).
在OO系统中，类如果没有事情可做就不应该存在；必须有职责(操作)。
I have looked at three specific tools in this class (but others probably exist).
我已查看过本课程中的三种特定工具(但也可能有其它工具存在)。
This method finds the class file for the Derby embedded driver, which must exist somewhere in your CLASSPATH, then loads it into the JVM.
这个方法寻找Derby嵌入式驱动程序的类文件(这个文件必须在CLASSPATH中存在)，然后将它装载到JVM中。
All that needs to happen for this code to kick in is for a property to exist in the target class whose display name exactly matches the name of the property in the Exif tags.
这个代码需要添加的就是在目标类中存在一个属性，它的显示名将准确匹配Exif标记中的属性的名称。
In this simple example, the delete method of the customer class contains appropriate code to check if one or more orders for this customer still exist.
在这个简单的例子中，客户类的delete方法包含检查该客户的一个或多个订单是否依然存在的适当代码。
It's important to note that not all of the properties in the item class will necessarily exist on every Content object in that class, and that is acceptable.
一定要注意，条目类中的所有属性不一定在这个类中的每个Content对象上都存在，这是可以接受的。
For example, in Figure 3 the solid diamond indicates that the relationship is a composition — in other words, that instances of the address class can only exist within the context of a person class.
比如，图3中的实心菱形表示这里是组合关系——换句话说，address类的实例只能存在于person类的上下文中。
Notice that both import and export call the utility method path , which doesn't exist in the XmlDictionaryIO class.
注意，import和export都调用实用程序方法path，该方法不存在于xmldictionaryio类中。
If the table doesn't exist, it invokes the database initialization code, ResourcesDatabaseInitializer, which in this example is a utility class that initializes the database.
如果该表不存在，则它调用数据库初始化代码ResourcesDatabaseInitializer，该代码在此示例中是初始化数据库的实用程序类。
It USES the class name Date, which is a fairly generic class name and could very well exist in other places in our code.
它使用类名Date，这是一个非常通用的类名，并且可以很好地切入到代码中的其他位置。
As in earlier installments, BarApp is an extension of the BasicApplication class where the control creation methods exist.
正如前几部分所述，BarApp是basicapplication类(内含控件生成方法)的扩展。
Not only is social class supposed not to exist in America, it is almost a dirty word—“America's forbidden thought”, in the words of one sociologist.
美国不仅不应该存在社会阶级，而且那几乎是一个肮脏的词——用一位社会学家的话来说就是“美国所禁忌的思想”。
These different offshoots sprung out of the belief that gender does not exist in a vacuum and must be examined in the context of race and class in society.
这些分支是从这个信念产生的，即：社会性别不是存在于真空之中，而是需要在社会的种族与阶级中予以审视。
The DAO implementation class used in this article is intended as an example implementation; other implementations do exist.
本文使用的DAO实现类旨在作为示例实现，实际上还存在其他实现。
Similar built-in class extension facilities do not exist in Rational performance Tester due to the difference in performance test, as opposed to functional test, execution.
由于性能测试方面存在的差异，相似的内构类扩展功能并不存在于rational Performance Tester中，与功能性测试和执行相反。
And the accumulative mechanism composed of market power and education determines the diversity of number quality and consuming perfection of cultural capital which exist in members of middle class.
市场、权力和教育三个不同层面的积累机制决定了中产阶级成员内部存在的文化资本数量、品位、消费偏好等差异。
If many resource units of a resource class exist in the system, a resource request only indicates the resource class and the OS checks if any resource unit of that class is available for allocation.
若系统中同一资源类中存在许多资源单位，程序的资源请求只指明要求哪类资源而由操作系统检查该类中是否有可用的资源单位可以分配。
In the same target regions and the same class target regions, homogeneity and difference exist at the same time in the details of texture and texture distribution.
同一典型目标区域或同一类典型目标区域在不同图像中的影像间纹理细节和纹理的分布细节同时存在一致性联系和差异性区别。
Not only is social class supposed not to exist in America, it is almost a dirty word—"America's forbidden thought", in the words of one sociologist.
在美国，社会阶级不仅被假定是不存在的，而且社会阶级一词几乎等同于脏话，用一位社会学家的话说，是“美国的思想禁忌”。
China and Russia certain superiority which all to exist in the skill class difficult beautiful project.
中俄在技能类难美项目上都存在的一定优势。
This article discusses the college class work commenced on teacher job responsibilities irrational factors exist in a careful analysis, work on improving teacher reasonable opinions.
本文高校班主任工作展开论述，就班主任工作职责中存在的不合理因素进行细致剖析，对班主任工作的改进提出合理意见。
Because traditional clustering methods exist in a number of problems, This paper presents a classification method based on the continuity of data under the class definition and constraints.
针对已有聚类方法中存在的种种问题，本文根据类的定义和约束条件提出了基于数据连续性原理的聚类方法。
At present, there exist some problems in music class in middle school.
现阶段，中学音乐教学课程中存在着一些令人不太满意的问题。
A static variable continues to exist for the lifetime of the class or module that it is defined in.
只要在其中定义静态变数的类别或模组存在，静态变数就会继续存在。
A static variable continues to exist for the lifetime of the class or module that it is defined in.
只要在其中定义静态变数的类别或模组存在，静态变数就会继续存在。
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