56 lines
2.2 KiB
C#
56 lines
2.2 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="PreloadHost.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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namespace System.Web.Hosting {
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using System;
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using System.Web;
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using System.Web.Util;
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using System.Configuration;
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internal sealed class PreloadHost : MarshalByRefObject, IRegisteredObject {
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public PreloadHost() {
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HostingEnvironment.RegisterObject(this);
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}
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public void CreateIProcessHostPreloadClientInstanceAndCallPreload(string preloadObjTypeName, string[] paramsForStartupObj) {
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using (new ApplicationImpersonationContext()) {
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// Check the type
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Type preloadObjType = null;
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try {
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preloadObjType = Type.GetType(preloadObjTypeName, true);
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}
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catch (Exception e) {
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throw new InvalidOperationException (
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Misc.FormatExceptionMessage(e, new string[]{
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SR.GetString(SR.Failure_Create_Application_Preload_Provider_Type, preloadObjTypeName)} ));
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}
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if (!typeof(IProcessHostPreloadClient).IsAssignableFrom(preloadObjType)) {
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throw new ConfigurationErrorsException(SR.GetString(SR.Invalid_Application_Preload_Provider_Type, preloadObjTypeName));
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}
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// Let all other exceptons fall through to the default AppDomain
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IProcessHostPreloadClient preloadClient = (IProcessHostPreloadClient)Activator.CreateInstance(preloadObjType);
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preloadClient.Preload(paramsForStartupObj);
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}
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}
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internal Exception InitializationException { get { return HttpRuntime.InitializationException; } }
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void IRegisteredObject.Stop(bool immediate) {
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HostingEnvironment.UnregisterObject(this);
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}
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public override Object InitializeLifetimeService() {
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return null; // never expire lease
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}
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}
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}
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