This document will walk a developer through the process of designing a simple Cairngorm based Flex application that addresses a real world business need. The intended audience is a developer who is at least somewhat familiar with Flex, has built a f
Model Locator：承载了组件之间的所有的传递的信息和数据，这是一个Bindable（可绑定的）对象。 Service Locator：定义了与数据源（Httpservice，Webservice，Remoteobject）之间通讯的界面。 Front Controller：建立播送事件（Dispatch event）和命令层（command）之间的对应关系（mapping）
