mcs/class/System.Web/System.Web.Hosting/ApplicationHost.cs

   1 //
   2 // System.Web.Hosting.ApplicationHost
   3 //
   4 // Authors:
   5 //      Patrik Torstensson (Patrik.Torstensson@labs2.com)
   6 //      (class signature from Bob Smith <bob@thestuff.net> (C) )
   7 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   8 //
   9 using System;
  10 using System.Collections;
  11 using System.IO;
  12 using System.Runtime.Remoting;
  13
  14 namespace System.Web.Hosting
  15 {
  16         public sealed class ApplicationHost
  17         {
  18                 class ConfigInitHelper
  19                 {
  20                         public void InitConfig ()
  21                         {
  22                         }
  23                 }
  24
  25                 public static object CreateApplicationHost (Type hostType,
  26                                                             string virtualDir,
  27                                                             string physicalDir)
  28                 {
  29                         if (hostType == null)
  30                                 throw new ArgumentException ("hostType");
  31
  32                         if (virtualDir == null || virtualDir.Length == 0)
  33                                 throw new ArgumentException ("virtualDir");
  34
  35                         if (physicalDir == null || physicalDir.Length == 0)
  36                                 throw new ArgumentException ("physicalDir");
  37
  38                         if (physicalDir [physicalDir.Length - 1] != Path.DirectorySeparatorChar)
  39                                 physicalDir += Path.DirectorySeparatorChar;
  40
  41                         int nowInt = DateTime.Now.ToString ().GetHashCode ();
  42                         string nowHash = nowInt.ToString ("x");
  43                         nowInt += physicalDir.GetHashCode ();
  44                         string sum = nowInt.ToString ("x");
  45                         Hashtable hTable = new Hashtable ();
  46                         AppDomainSetup domainSetup = new AppDomainSetup();
  47
  48                         AppDomainFactory.PopulateDomainBindings (nowHash,
  49                                                                  sum,
  50                                                                  sum,
  51                                                                  physicalDir,
  52                                                                  virtualDir,
  53                                                                  domainSetup,
  54                                                                  hTable);
  55
  56                         AppDomain domain = AppDomain.CreateDomain (nowHash, null, domainSetup);
  57                         foreach (string key in hTable.Keys)
  58                                 domain.SetData (key, (string) hTable [key]);
  59
  60                         domain.SetData (".hostingVirtualPath", virtualDir);
  61                         //domain.SetData(".hostingInstallDir", ?????);
  62                         InitConfigInNewAppDomain (domain);
  63                         ObjectHandle o = domain.CreateInstance (hostType.Assembly.FullName,
  64                                                                 hostType.FullName);
  65                         return o.Unwrap();
  66                 }
  67
  68                 private static void InitConfigInNewAppDomain (AppDomain appDomain)
  69                 {
  70                         Type t = typeof (ConfigInitHelper);
  71                         ObjectHandle o = appDomain.CreateInstance (t.Assembly.FullName, t.FullName);
  72                         ConfigInitHelper helper = (ConfigInitHelper) o.Unwrap();
  73                         helper.InitConfig ();
  74                 }
  75         }
  76 }
  77