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Using PAC files proxy

, 4 Nov 2005
This article explains how to set a proxy using PAC files.
using System;
using System.Net;
using System.IO;
namespace PacProxyUsage
{
	/// <summary>
	/// Summary description for ProxyTest.
	/// </summary>
	class ProxyTest
	{
		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main(string[] args)
		{
            Stream RequestStream  = null;
            string DestinationUrl = "http://www.google.com";
            string PacUri         = "http://127.0.0.1/proxy.pac1";
            
            
            // Create test request 
			WebRequest TestRequest = WebRequest.Create ( DestinationUrl );
            
            // Optain Proxy address for the URL 
            string ProxyAddresForUrl = Proxy.GetProxyForUrlUsingPac ( DestinationUrl, PacUri );
            if ( ProxyAddresForUrl != null ){
                Console.WriteLine ("Found Proxy: {0}", ProxyAddresForUrl );
                TestRequest.Proxy = new WebProxy ( ProxyAddresForUrl ) ;
            }else{                
                Console.WriteLine ( "Proxy Not Found. Send request directly."  );
            }
            
            try {
                WebResponse TestResponse = TestRequest.GetResponse();
                Console.WriteLine ( "Request was successful" );
            }catch ( Exception ex ){
                Console.WriteLine ( "Error: {0}", ex.Message );
            }finally{
                if ( RequestStream != null ){
                    RequestStream.Close();
                }
            }
            Console.ReadLine();
		}
	}
}

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About the Author

Glaxalg
Software Developer (Senior)
United States United States
No Biography provided

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