最近开始关心一些asp.net中比较深入的东西。
今天就先看看HttpModule。
Msdn中有关于HttpModule的介绍,其中有一个自定义 HttpModule 示例,我在IDE里面运行了一下这个小例子,下面简单谈谈我如何测试的:
1.新建WebApplication1 项目
2.添加如下类:HelloWorldModule
自定义HttpModule需要实现接口:IHttpModule,这个接口包括两个方法Init 和 Dispose,其中Init初始化模块,并使其为处理请求做好准备;Dispose处置由实现 IHttpModule 的模块使用的资源(内存除外)。下面的自定义模块只是在任何 HTTP 请求的开头返回一个 Web 页消息和并在处理完该请求后返回另一个 Web 页消息。
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3.配置web.config,msdn上这个说的不清楚,有一些迷惑性:
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这里面需要说明一下,其中,type="类名字,程序集名"
这样程序就可以运行了
默认的WebForm1.aspx显示如下:
生成的Html代码如下
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可以看出我们的HttpModule在页前面和后面各加了一行。