Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntityDesign / Design / System / Data / Entity / Design / AspNet / EntityModelBuildProvider.cs / 1305376 / EntityModelBuildProvider.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] // @backupOwner [....] //--------------------------------------------------------------------- using System; using System.Collections.Generic; using System.Text; using System.Diagnostics; using System.CodeDom; using System.CodeDom.Compiler; using System.Globalization; using System.IO; using System.Web; using System.Web.Hosting; using System.Web.Compilation; using System.Xml; using System.Data.Entity.Design; using System.Data.Metadata.Edm; namespace System.Data.Entity.Design.AspNet { ////// The ASP .NET Build provider for the CSDL in ADO .NET /// /// [BuildProviderAppliesTo(BuildProviderAppliesTo.Code)] public class EntityModelBuildProvider : System.Web.Compilation.BuildProvider { ////// Default constructor /// public EntityModelBuildProvider() { } ////// We want ASP .NET to always reset the app domain when we have to rebuild /// /// ///public override BuildProviderResultFlags GetResultFlags(CompilerResults results) { return BuildProviderResultFlags.ShutdownAppDomainOnChange; } /// /// /// /// [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Globalization", "CA1308:NormalizeStringsToUppercase")] public override void GenerateCode(AssemblyBuilder assemblyBuilder) { // look at the assembly builder to see which language we should use in the App_Code directory EntityCodeGenerator generator = null; if (assemblyBuilder.CodeDomProvider.FileExtension.ToLowerInvariant() == "cs") { generator = new EntityCodeGenerator(LanguageOption.GenerateCSharpCode); } else { generator = new EntityCodeGenerator(LanguageOption.GenerateVBCode); } // generate the code for our CSDL file IListerrors = null; using (XmlReader input = XmlReader.Create(VirtualPathProvider.OpenFile(base.VirtualPath))) { using (StringWriter output = new StringWriter(CultureInfo.InvariantCulture)) { // Read from input and generate into output, put errors in a class member errors = generator.GenerateCode(input, output); if (errors.Count == 0) { output.Flush(); assemblyBuilder.AddCodeCompileUnit(this, new CodeSnippetCompileUnit(output.ToString())); } } } // if there are errors, package this data into XmlExceptions and throw this // if we are in VS, the ASP .NET stack will place this information in the error pane // if we are in the ASP .NET runtime, it will use this information to build the error page if (errors != null && errors.Count > 0) { XmlException inner = null; XmlException outer = null; foreach (EdmSchemaError error in errors) { outer = new XmlException(error.Message, inner, error.Line, error.Column); inner = outer; } throw outer; } BuildProviderUtils.AddArtifactReference(assemblyBuilder, this, base.VirtualPath); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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