Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntityDesign / Design / System / Data / Entity / Design / AspNet / EntityDesignerBuildProvider.cs / 1305376 / EntityDesignerBuildProvider.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] // @backupOwner [....] //--------------------------------------------------------------------- using System.Collections.Generic; using System.CodeDom; using System.CodeDom.Compiler; using System.Globalization; using System.IO; using System.Text; using System.Web.Hosting; using System.Web.Compilation; using System.Xml; 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 EntityDesignerBuildProvider : System.Web.Compilation.BuildProvider { ////// Default constructor /// public EntityDesignerBuildProvider() { } ////// We want ASP .NET to always reset the app domain when we have to rebuild /// /// ///public override BuildProviderResultFlags GetResultFlags(CompilerResults results) { return BuildProviderResultFlags.ShutdownAppDomainOnChange; } /// /// Extract the CSDL, SSDL and MSL nodes from the EDMX file and store them /// as embedded resources /// /// public override void GenerateCode(AssemblyBuilder assemblyBuilder) { using (StreamReader edmxInputStream = new StreamReader(VirtualPathProvider.OpenFile(base.VirtualPath))) { // load up an XML document representing the edmx file XmlElement conceptualSchemaElement; XmlElement mappingElement; XmlElement storageSchemaElement; string embedAsResourcePropertyValue; EntityDesignerUtils.ExtractConceptualMappingAndStorageNodes(edmxInputStream, out conceptualSchemaElement, out mappingElement, out storageSchemaElement, out embedAsResourcePropertyValue); if (null == conceptualSchemaElement) { throw new XmlException("No Conceptual Schema node to embed as a resource", null, 0, 0); } if (null == storageSchemaElement) { throw new XmlException("No Storage Schema node to embed as a resource", null, 0, 0); } if (null == mappingElement) { throw new XmlException("No Mapping node to embed as a resource", null, 0, 0); } // construct output paths where the CSDL/MSL/SSDL resources will be placed string virtualPathPrefix = base.VirtualPath.Replace(EntityDesignerUtils._edmxFileExtension, String.Empty); string csdlResourceName = BuildProviderUtils.GetResourceNameForVirtualPath(virtualPathPrefix + XmlConstants.CSpaceSchemaExtension); string ssdlResourceName = BuildProviderUtils.GetResourceNameForVirtualPath(virtualPathPrefix + XmlConstants.SSpaceSchemaExtension); string mslResourceName = BuildProviderUtils.GetResourceNameForVirtualPath(virtualPathPrefix + XmlConstants.CSSpaceSchemaExtension); SetupEmbeddedResource(assemblyBuilder, this, conceptualSchemaElement, csdlResourceName); SetupEmbeddedResource(assemblyBuilder, this, storageSchemaElement, ssdlResourceName); SetupEmbeddedResource(assemblyBuilder, this, mappingElement, mslResourceName); } } private static void SetupEmbeddedResource(AssemblyBuilder assemblyBuilder, BuildProvider prov, XmlElement xmlElement, string resourceName) { using (Stream resStream = assemblyBuilder.CreateEmbeddedResource(prov, resourceName)) { EntityDesignerUtils.OutputXmlElementToStream(xmlElement, resStream); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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