【asp】asp.net URL重写简化版 速学URL重写-net-URL重写

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asp.net URL重写简化版 速学URL重写

using System;
using System.IO;
using System.Web;
using System.Web.UI;
namespace ZDIL.URLRewriter
{
/// <summary>
/// URL重写
/// </summary>
public class RewriterFactoryHandler : IHttpHandlerFactory
{
/// <summary>
/// GetHandler is executed by the ASP.NET pipeline after the associated HttpModules have run. The job of
/// GetHandler is to return an instance of an HttpHandler that can process the page.
/// </summary>
/// <param name="context">The HttpContext for this request.</param>
/// <param name="requestType">The HTTP data transfer method (<b>GET</b> or <b>POST</b>)</param>
/// <param name="url">The RawUrl of the requested resource.</param>
/// <param name="pathTranslated">The physical path to the requested resource.</param>
/// <returns>An instance that implements IHttpHandler; specifically, an HttpHandler instance returned
/// by the <b>PageParser</b> class, which is the same class that the default ASP.NET PageHandlerFactory delegates
/// to.</returns>
public virtual IHttpHandler GetHandler(HttpContext context, string requestType, string url, string pathTranslated)
{
string sendToUrl=url; //地址栏里面的地址
string filePath=pathTranslated;
string sendToURLString="/web/index.aspx"; //真正要访问的页面
string queryString=""; //参数。比如 ?id=123
filePath=context.Server.MapPath(sendToURLString); //物理地址
//这句最重要了。转向了。
context.RewritePath(sendToURLString, String.Empty, queryString);
return PageParser.GetCompiledPageInstance(url, filePath, context);
}
public virtual void ReleaseHandler(IHttpHandler handler)
{
}
}
}

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