C# 伪静态实现方法与代码示例

//类URLRewriter程序清单：
    using System;
    using System.Data;
    using System.Configuration;
    using System.Web;
    using System.Web.Security;
    using System.Web.UI;
    using System.Web.UI.WebControls;
    using System.Web.UI.WebControls.WebParts;
    using System.Web.UI.HtmlControls;
    /// <summary>
    /// UrlRewriter URL重写类
    /// site: www.jb200.com
    /// </summary>
    public class UrlRewriter : IHttpHandler //实现“IHttpHandler”接口
    {
       public UrlRewriter()
    {
    //
    // TODO: 在此处添加构造函数逻辑
       //
    }
    public void ProcessRequest(HttpContext Context)
    {
    try
    {
    //取得原始URL屏蔽掉参数
    string Url = Context.Request.RawUrl;
    //建立正则表达式
         System.Text.RegularExpressions.Regex Reg = new System.Text.RegularExpressions.Regex

         (@"/show-(d+)-(d+)..+",System.Text.RegularExpressions.RegexOptions.IgnoreCase);
    //用正则表达式进行匹配
    System.Text.RegularExpressions.Match m =

      Reg.Match(Url,Url.LastIndexOf("/"));//从最后一个“/”开始匹配
    if (m.Success)//匹配成功
    {
    String RealPath =

     @"~/aspx/show.aspx?type=" + m.Groups[1] + "&id=" + m.Groups[2];
    //Context.Response.Write(RealPath);
    //Context.RewritePath(RealPath);//(RewritePath 用在无 Cookie 会话状态中。)
    Context.Server.Execute(RealPath);
    }
    else

       {
    Context.Response.Redirect(Context.Request.Url.ToString());
    }
    }
    catch
    {
    Context.Response.Redirect(Context.Request.Url.ToString());
    }
    }
    /// <summary>
    /// 实现“IHttpHandler”接口所必须的成员
    /// </summary>
    /// <value></value>
    ///
    public bool IsReusable
    {
    get { return false; }
    }
    }

<httpHandlers>
  <add verb="*" path="*/show-?*-?*.aspx" type="UrlRewriter" />
 </httpHandlers>

<httpHandlers>
  <add verb="*" path="*/show-?*-?*.html" type="UrlRewriter" />
 </httpHandlers>