一些容量可变的系统类需要被VM明确的初始化。
Some system classes that are ROMized need to be initialized explicitly by the VM.
这些文件在安装时创建，保存着系统类的内部表示方式。
Created at installation time, these files store an internal representation of the system classes.
运行清单6中所示的命令来编译系统类并创建WAR文件。
Run the command shown in Listing 6 to compile the system classes and create the WAR file.
一个很好的选课系统类容很详细，很适合初学者。
A good Elective System category Yung very detailed, it is very suitable for beginners.
mcl1是系统类装入器的孩子，mcl2是mcl1的孩子。
MCL1 is a child of the system class loader, and MCL2 is a child of MCL1.
要部署业务对象，需要使用插件描述符将实现类放到系统类路径中。
To deploy a business component, the implementation classes need to be made available on the system classpath with a plug-in descriptor.
首先，它初始化这些系统类不需要线程支持来执行这些静态的初始化。
First, it initializes those system classes that don't require thread support by executing their static initializers.
这一部分探讨了过程的头两步：简化持久性和系统类以及简化层次结构。
This tip explores the first two steps of that process: simplifying persistence and system classes and simplifying hierarchies.
许多系统类可供全部进程使用，但其它一些仅供系统内部使用。
Many system classes are available for all processes to use, while others are used only internally by the system.
这是因为B不在系统类装入器或者它的双亲或祖先类装入器的类路径中。
This is because B is not in the classpath of the system class loader or its parent or ancestor class loaders.
对系统软件结构、系统类关联图、业务流程处理等方面进行了论述。
The software frame and the classes relation diagram, the process of work flow are discussed.
这里，我们使用反射的原因是因为我们已经使用非系统类加载器加载了应用程序。
Here, we use reflection because we have loaded the application using a class loader that is not the system class loader.
这样，在启动J VM时，就不会从头开始装入系统类，而是装入内存映射文件。
Then, when it is time to start the JVM, instead of loading the system classes from scratch, the memory-mapped files are loaded.
IntegratedFileSystem中的文件通过文件系统类访问。
Files in the Integrated file system are accessed using the file system classes.
同样，不能加载这些JAR文件的多个版本，因为类都位于系统类加载器名称空间中。
Also, you will not be able load multiple versions of these JAR files as the classes will all be in the system class loaders namespace.
至少，这是多么崩溃了我带一个操作系统类几十年前，我怀疑它的改变。
At least, that's how the breakdown went when I took an OS class several decades ago, and I doubt that it's changed.
相反，它有一组类装入器，彼此互不相关，但是有共同的双亲(通常是系统类装入器)。
Instead, it has a set of class loaders that are unrelated except that they have the same parent (usually the system class loader).
因为这些是可信的系统类，所以引导程序装入器跳过了对常规(不可信)类所做的大量验证。
Because these are trusted system classes, the bootstrap loader skips much of the validation that gets done for normal (untrusted) classes.
API工具现在可以分析系统类库的使用情况及代码访问运行时不存在的成员时所产生的问题。
API tools can now analyze use of system libraries and create problems when code accesses members that may not be present at runtime.
在清单6中，unsatisfiedlinkerrortest类是由系统类装入器装入的。
In Listing 6, the UnsatisfiedLinkErrorTest class is loaded by the system class loader.
借助于L 2空间上算子的可逆性及有界性，给出了输入输出框架下系统类梯度性的讨论。
By using the invertibility and boundedness of the operators in L2 space, the discussion of gradient-like of the system characterized by input output description is given.
例如，系统类是不可修改的，而用户定义接口类虽然可以修改，但是不能包含实际的实现代码。
System classes, for instance, are not modifiable, while user-defined interface classes can be modified, but can't include actual implementation code.
图1不包括任何持久性或者系统类，但是如果包括了，您将创建一个我们的模型视图，它没有显示这些类。
Figure 1 does not include any persistence or system classes, but if it did, you would want to create a view of our model that did not show them.
这种方法的问题是LogManager实例使用了系统类的装载程序从配置文件中对类进行实例化。
The problem with this approach is that the LogManager instance uses the system class loader to instantiate classes from the configuration file.
这个类装入器可以从启动的类路径装入核心系统类，通常是位于jre/lib目录的JAR文件。
This class loader loads the core system classes from the boot classpath, which is normally the JAR files located in the jre/lib directory.
如果这些类在类路径中可用，URLClassLoader实例的父加载器(即系统类加载器)将加载它们。
If these classes are available in the classpath, the parent of the URLClassLoader instance, which is the system class loader, will load them.
本文首先设计开发了系统水平上的系统类，在此基础上给出了基于类库的化工过程模拟系统的设计方法。
At first, many classes for system were developed in this paper, owing to them, a method to design a chemical process simulation system based on class library was provided.
为了避免这个问题，凡是要进行序列化的类，都应当由不需要被垃圾收集的类装入器装入——例如由系统类装入器装入。
To avoid this problem, any classes that are to be serialized should be loaded by a class loader that does not need to be garbage collected — by the system class loader, for example.
阐述了对系统功能分析时所采用的UML用例图设计，在此基础上抽象出系统类图以及系统数据库结构的设计。
This paper introduces UML use case on the systems function analysis, and further abstracts class diagram and system database structure designing.
类a在系统类装入器的类路径中，而A的超类b，在用户自定义的类装入器的类路径中，这个类装入器是系统类装入器的孩子。
Class a is on the classpath of the system class loader, and a's superclass, B, is on the classpath of a user-defined class loader, which is a child of the system class loader.
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