asp.net页面请求实现过程

我们知道一个“asp.net”程序在IIS中以一个HttpApplication的实例来运行，客户端提交request，则它开始工作，一个request从发出到结束的整个过程如下，它经过了若干的步骤，了解这些过程的先后顺序对开发和测试都有一定的帮助。

HttpApplication	Page	Control
`BeginRequest`
`AuthenticateRequest`
`AuthorizeRequest`
`ResolveRequestCache`
	`Page` Constructor fires
`AcquireRequestState`
`PreRquestHandlerExecute`
	`CreateControlCollection method`
		`Init`
		`trackViewState` method
	`Init`
	`TRackViewState` method
		`LoadViewState` method
	`Load`
		`DataBind`
		`Load`
	Postback event handler methods
	`PreRender`
	`SaveViewState` method
		`SaveViewState` method
	`Render` method
		`RenderControl` method
		`Unload`
		`Dispose`
	`Unload`
	`Dispose`
`ReleaseRequestSate`
`UpdateRequestCache`
`EndRequest`