AppDomainFactory.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / xsp / System / Web / Hosting / AppDomainFactory.cs / 1 / AppDomainFactory.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

/* 
 * AppDomain factory -- creates app domains on demand from ISAPI 
 *
 * Copyright (c) 1999 Microsoft Corporation 
 */

namespace System.Web.Hosting {
    using System.Collections; 
    using System.Globalization;
    using System.Reflection; 
    using System.Runtime.InteropServices; 
    using System.Runtime.Remoting;
    using System.Security; 
    using System.Security.Permissions;
    using System.Security.Policy;
    using System.Text;
    using System.Web; 
    using System.Web.Util;
 
    // 
    // IAppDomainFactory / AppDomainFactory are obsolete and stay public
    // only to avoid breaking changes. 
    //
    // The new code uses IAppManagerAppDomainFactory / AppAppManagerDomainFactory
    //
 

    ///  
    [ComImport, Guid("e6e21054-a7dc-4378-877d-b7f4a2d7e8ba"), System.Runtime.InteropServices.InterfaceTypeAttribute(System.Runtime.InteropServices.ComInterfaceType.InterfaceIsIUnknown)] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public interface IAppDomainFactory {

#if !FEATURE_PAL // FEATURE_PAL does not enable COM
        [return: MarshalAs(UnmanagedType.Interface)] 
        Object Create(
                     [In, MarshalAs(UnmanagedType.BStr)] 
                     String module, 
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String typeName, 
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String appId,
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String appPath, 
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String strUrlOfAppOrigin, 
                     [In, MarshalAs(UnmanagedType.I4)] 
                     int iZone);
#else // !FEATURE_PAL 
        [return: MarshalAs(UnmanagedType.Error)]
        Object Create(
                     [In, MarshalAs(UnmanagedType.Error)]
                     String module, 
                     [In, MarshalAs(UnmanagedType.Error)]
                     String typeName, 
                     [In, MarshalAs(UnmanagedType.Error)] 
                     String appId,
                     [In, MarshalAs(UnmanagedType.Error)] 
                     String appPath,
                     [In, MarshalAs(UnmanagedType.Error)]
                     String strUrlOfAppOrigin,
                     [In, MarshalAs(UnmanagedType.I4)] 
                     int iZone);
 
#endif // FEATURE_PAL 
    }
 

    /// 
    ///    [To be supplied.]
    ///  
    /// 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class AppDomainFactory : IAppDomainFactory { 

        private AppManagerAppDomainFactory _realFactory; 


        [SecurityPermission(SecurityAction.Demand, Unrestricted=true)]
        [AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)] 
        public AppDomainFactory() {
            _realFactory = new AppManagerAppDomainFactory(); 
        } 

        /* 
         *  Creates an app domain with an object inside
         */
#if !FEATURE_PAL // FEATURE_PAL does not enable COM
        [return: MarshalAs(UnmanagedType.Interface)] 
#endif // !FEATURE_PAL
        public Object Create(String module, String typeName, String appId, String appPath, 
                             String strUrlOfAppOrigin, int iZone) { 
            return _realFactory.Create(appId, appPath);
        } 
    }

    //
    // The new code -- IAppManagerAppDomainFactory / AppAppManagerDomainFactory 
    //
 
 
    /// 
    [ComImport, Guid("02998279-7175-4d59-aa5a-fb8e44d4ca9d"), System.Runtime.InteropServices.InterfaceTypeAttribute(System.Runtime.InteropServices.ComInterfaceType.InterfaceIsIUnknown)] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public interface IAppManagerAppDomainFactory {
#if !FEATURE_PAL // FEATURE_PAL does not enable COM 
        [return: MarshalAs(UnmanagedType.Interface)]
#else // !FEATURE_PAL 
        Object Create(String appId, String appPath); 
#endif // !FEATURE_PAL
 
        Object Create([In, MarshalAs(UnmanagedType.BStr)] String appId,
                      [In, MarshalAs(UnmanagedType.BStr)] String appPath);

 
        void Stop();
    } 
 

    ///  
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public sealed class AppManagerAppDomainFactory : IAppManagerAppDomainFactory {

        private ApplicationManager _appManager; 

 
        [SecurityPermission(SecurityAction.Demand, Unrestricted=true)] 
        [AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)]
        public AppManagerAppDomainFactory() { 
            _appManager = ApplicationManager.GetApplicationManager();
            _appManager.Open();
        }
 
        /*
         *  Creates an app domain with an object inside 
         */ 
#if FEATURE_PAL // FEATURE_PAL does not enable COM
        [return: MarshalAs(UnmanagedType.Error)] 
#else // FEATURE_PAL
        [return: MarshalAs(UnmanagedType.Interface)]
#endif // FEATURE_PAL
 
        public Object Create(String appId, String appPath) {
            try { 
                // 
                //  Fill app a Dictionary with 'binding rules' -- name value string pairs
                //  for app domain creation 
                //

                //
 

                if (appPath[0] == '.') { 
                    System.IO.FileInfo file = new System.IO.FileInfo(appPath); 
                    appPath = file.FullName;
                } 

                if (!StringUtil.StringEndsWith(appPath, '\\')) {
                    appPath = appPath + "\\";
                } 

                // Create new app domain via App Manager 
#if FEATURE_PAL // FEATURE_PAL does not enable IIS-based hosting features 
                throw new NotImplementedException("ROTORTODO");
#else // FEATURE_PAL 

                ISAPIApplicationHost appHost = new ISAPIApplicationHost(appId, appPath, false /*validatePhysicalPath*/);

                ISAPIRuntime isapiRuntime = (ISAPIRuntime)_appManager.CreateObjectInternal(appId, typeof(ISAPIRuntime), appHost, 
                        false /*failIfExists*/, null /*hostingParameters*/);
 
 
                isapiRuntime.StartProcessing();
 
                return new ObjectHandle(isapiRuntime);
#endif // FEATURE_PAL
            }
            catch (Exception e) { 
                Debug.Trace("internal", "AppDomainFactory::Create failed with " + e.GetType().FullName + ": " + e.Message + "\r\n" + e.StackTrace);
                throw; 
            } 
        }
 

        public void Stop() {
            // wait for all app domains to go away
            _appManager.Close(); 
        }
 
        internal static String ConstructSimpleAppName(string virtPath) { 
            if (virtPath.Length <= 1) // root?
                return "root"; 
            else
                return virtPath.Substring(1).ToLower(CultureInfo.InvariantCulture).Replace('/', '_');
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

/* 
 * AppDomain factory -- creates app domains on demand from ISAPI 
 *
 * Copyright (c) 1999 Microsoft Corporation 
 */

namespace System.Web.Hosting {
    using System.Collections; 
    using System.Globalization;
    using System.Reflection; 
    using System.Runtime.InteropServices; 
    using System.Runtime.Remoting;
    using System.Security; 
    using System.Security.Permissions;
    using System.Security.Policy;
    using System.Text;
    using System.Web; 
    using System.Web.Util;
 
    // 
    // IAppDomainFactory / AppDomainFactory are obsolete and stay public
    // only to avoid breaking changes. 
    //
    // The new code uses IAppManagerAppDomainFactory / AppAppManagerDomainFactory
    //
 

    ///  
    [ComImport, Guid("e6e21054-a7dc-4378-877d-b7f4a2d7e8ba"), System.Runtime.InteropServices.InterfaceTypeAttribute(System.Runtime.InteropServices.ComInterfaceType.InterfaceIsIUnknown)] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public interface IAppDomainFactory {

#if !FEATURE_PAL // FEATURE_PAL does not enable COM
        [return: MarshalAs(UnmanagedType.Interface)] 
        Object Create(
                     [In, MarshalAs(UnmanagedType.BStr)] 
                     String module, 
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String typeName, 
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String appId,
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String appPath, 
                     [In, MarshalAs(UnmanagedType.BStr)]
                     String strUrlOfAppOrigin, 
                     [In, MarshalAs(UnmanagedType.I4)] 
                     int iZone);
#else // !FEATURE_PAL 
        [return: MarshalAs(UnmanagedType.Error)]
        Object Create(
                     [In, MarshalAs(UnmanagedType.Error)]
                     String module, 
                     [In, MarshalAs(UnmanagedType.Error)]
                     String typeName, 
                     [In, MarshalAs(UnmanagedType.Error)] 
                     String appId,
                     [In, MarshalAs(UnmanagedType.Error)] 
                     String appPath,
                     [In, MarshalAs(UnmanagedType.Error)]
                     String strUrlOfAppOrigin,
                     [In, MarshalAs(UnmanagedType.I4)] 
                     int iZone);
 
#endif // FEATURE_PAL 
    }
 

    /// 
    ///    [To be supplied.]
    ///  
    /// 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class AppDomainFactory : IAppDomainFactory { 

        private AppManagerAppDomainFactory _realFactory; 


        [SecurityPermission(SecurityAction.Demand, Unrestricted=true)]
        [AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)] 
        public AppDomainFactory() {
            _realFactory = new AppManagerAppDomainFactory(); 
        } 

        /* 
         *  Creates an app domain with an object inside
         */
#if !FEATURE_PAL // FEATURE_PAL does not enable COM
        [return: MarshalAs(UnmanagedType.Interface)] 
#endif // !FEATURE_PAL
        public Object Create(String module, String typeName, String appId, String appPath, 
                             String strUrlOfAppOrigin, int iZone) { 
            return _realFactory.Create(appId, appPath);
        } 
    }

    //
    // The new code -- IAppManagerAppDomainFactory / AppAppManagerDomainFactory 
    //
 
 
    /// 
    [ComImport, Guid("02998279-7175-4d59-aa5a-fb8e44d4ca9d"), System.Runtime.InteropServices.InterfaceTypeAttribute(System.Runtime.InteropServices.ComInterfaceType.InterfaceIsIUnknown)] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public interface IAppManagerAppDomainFactory {
#if !FEATURE_PAL // FEATURE_PAL does not enable COM 
        [return: MarshalAs(UnmanagedType.Interface)]
#else // !FEATURE_PAL 
        Object Create(String appId, String appPath); 
#endif // !FEATURE_PAL
 
        Object Create([In, MarshalAs(UnmanagedType.BStr)] String appId,
                      [In, MarshalAs(UnmanagedType.BStr)] String appPath);

 
        void Stop();
    } 
 

    ///  
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public sealed class AppManagerAppDomainFactory : IAppManagerAppDomainFactory {

        private ApplicationManager _appManager; 

 
        [SecurityPermission(SecurityAction.Demand, Unrestricted=true)] 
        [AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)]
        public AppManagerAppDomainFactory() { 
            _appManager = ApplicationManager.GetApplicationManager();
            _appManager.Open();
        }
 
        /*
         *  Creates an app domain with an object inside 
         */ 
#if FEATURE_PAL // FEATURE_PAL does not enable COM
        [return: MarshalAs(UnmanagedType.Error)] 
#else // FEATURE_PAL
        [return: MarshalAs(UnmanagedType.Interface)]
#endif // FEATURE_PAL
 
        public Object Create(String appId, String appPath) {
            try { 
                // 
                //  Fill app a Dictionary with 'binding rules' -- name value string pairs
                //  for app domain creation 
                //

                //
 

                if (appPath[0] == '.') { 
                    System.IO.FileInfo file = new System.IO.FileInfo(appPath); 
                    appPath = file.FullName;
                } 

                if (!StringUtil.StringEndsWith(appPath, '\\')) {
                    appPath = appPath + "\\";
                } 

                // Create new app domain via App Manager 
#if FEATURE_PAL // FEATURE_PAL does not enable IIS-based hosting features 
                throw new NotImplementedException("ROTORTODO");
#else // FEATURE_PAL 

                ISAPIApplicationHost appHost = new ISAPIApplicationHost(appId, appPath, false /*validatePhysicalPath*/);

                ISAPIRuntime isapiRuntime = (ISAPIRuntime)_appManager.CreateObjectInternal(appId, typeof(ISAPIRuntime), appHost, 
                        false /*failIfExists*/, null /*hostingParameters*/);
 
 
                isapiRuntime.StartProcessing();
 
                return new ObjectHandle(isapiRuntime);
#endif // FEATURE_PAL
            }
            catch (Exception e) { 
                Debug.Trace("internal", "AppDomainFactory::Create failed with " + e.GetType().FullName + ": " + e.Message + "\r\n" + e.StackTrace);
                throw; 
            } 
        }
 

        public void Stop() {
            // wait for all app domains to go away
            _appManager.Close(); 
        }
 
        internal static String ConstructSimpleAppName(string virtPath) { 
            if (virtPath.Length <= 1) // root?
                return "root"; 
            else
                return virtPath.Substring(1).ToLower(CultureInfo.InvariantCulture).Replace('/', '_');
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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