用程序框架由一套核心类组成，这些类是所有应用程序框架的基础。这些类封装了应用程序和所需OS服务器之间的相互作用-With the procedural framework composed by a set of core classes, these classes are all application framework. The class encapsulates the application and the required interaction between the OS s

Quartz框架的核心是调度器。调度器负责管理Quartz应用运行时环境。调度器不是靠自己做所有的工作，而是依赖框架内一些非常重要的部件。Quartz不仅仅是线程和线程管理。-Framework is the core of Quartz scheduler. Quartz scheduler application to manage the runtime environment. Scheduler is not doing all the work on their own, but o