88 lines
3.0 KiB
C#
88 lines
3.0 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="ApplicationBuildProvider.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.Compilation {
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using System;
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using System.IO;
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using System.Collections;
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using System.CodeDom.Compiler;
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using System.Web.Hosting;
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using System.Web.Util;
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using System.Web.UI;
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internal class ApplicationBuildProvider: BaseTemplateBuildProvider {
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internal static BuildResultCompiledGlobalAsaxType GetGlobalAsaxBuildResult(bool isPrecompiledApp) {
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string cacheKey = BuildManager.GlobalAsaxAssemblyName;
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// Try the cache first, and if it's not there, compile it
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BuildResultCompiledGlobalAsaxType result = BuildManager.GetBuildResultFromCache(cacheKey) as
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BuildResultCompiledGlobalAsaxType;
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if (result != null)
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return result;
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// If this is a precompiled app don't attempt to compile it
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if (isPrecompiledApp)
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return null;
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VirtualPath virtualPath = BuildManager.GlobalAsaxVirtualPath;
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// If global.asax doesn't exist, just ignore it
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if (!virtualPath.FileExists())
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return null;
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// Compile global.asax
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ApplicationBuildProvider buildProvider = new ApplicationBuildProvider();
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buildProvider.SetVirtualPath(virtualPath);
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DateTime utcStart = DateTime.UtcNow;
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BuildProvidersCompiler bpc = new BuildProvidersCompiler(virtualPath /*configPath*/,
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BuildManager.GenerateRandomAssemblyName(BuildManager.GlobalAsaxAssemblyName));
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// Set the BuildProvider using a single item collection
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bpc.SetBuildProviders(new SingleObjectCollection(buildProvider));
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CompilerResults results = bpc.PerformBuild();
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result = (BuildResultCompiledGlobalAsaxType) buildProvider.GetBuildResult(results);
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// Top level assembliy should not be cached to memory.
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result.CacheToMemory = false;
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// Cache it for next time
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BuildManager.CacheBuildResult(cacheKey, result, utcStart);
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// Return the compiled type
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return result;
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}
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protected override TemplateParser CreateParser() {
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return new ApplicationFileParser();
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}
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internal override BaseCodeDomTreeGenerator CreateCodeDomTreeGenerator(TemplateParser parser) {
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return new ApplicationFileCodeDomTreeGenerator((ApplicationFileParser)parser);
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}
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internal override BuildResultCompiledType CreateBuildResult(Type t) {
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BuildResultCompiledGlobalAsaxType result = new BuildResultCompiledGlobalAsaxType(t);
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// If global.asax contains <object> tags, set a flag to avoid doing useless work
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// later on in HttpApplicationFactory (VSWhidbey 453101)
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if (Parser.ApplicationObjects != null || Parser.SessionObjects != null)
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result.HasAppOrSessionObjects = true;
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return result;
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}
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}
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}
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