Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/AspNet/BuildProviderUtils.cs

@@ -0,0 +1,73 @@
+//---------------------------------------------------------------------
+// <copyright file="BuildProviderUtils.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+
+using System.Diagnostics;
+using System.IO;
+using System.Web;
+using System.Web.Compilation;
+using System.Web.Hosting;
+
+namespace System.Data.Entity.Design.AspNet
+{
+    /// <summary>
+    /// A place to put common methods used by our build providers
+    /// </summary>
+    /// 
+    internal class BuildProviderUtils
+    {
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        private BuildProviderUtils()
+        {
+        }
+
+        internal static void AddArtifactReference(AssemblyBuilder assemblyBuilder, BuildProvider prov, string virtualPath)
+        {
+            // add the artifact as a resource to the DLL
+            using (Stream input = VirtualPathProvider.OpenFile(virtualPath))
+            {
+                // derive the resource name
+                string name = BuildProviderUtils.GetResourceNameForVirtualPath(virtualPath);
+
+                using (Stream resStream = assemblyBuilder.CreateEmbeddedResource(prov, name))
+                {
+                    int byteRead = input.ReadByte();
+                    while (byteRead != -1)
+                    {
+                        resStream.WriteByte((byte)byteRead);
+                        byteRead = input.ReadByte();
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// Transforms a virtual path string into a valid resource name.
+        /// </summary>
+        /// <param name="virtualPath"></param>
+        /// <returns></returns>
+        internal static string GetResourceNameForVirtualPath(string virtualPath)
+        {
+            string name = VirtualPathUtility.ToAppRelative(virtualPath);
+            Debug.Assert(name.StartsWith("~/", StringComparison.OrdinalIgnoreCase), "Expected app-relative path to start with ~/");
+            if (name.StartsWith("~/", StringComparison.OrdinalIgnoreCase))
+            {
+                name = name.Substring(2);
+            }
+
+            name = name.Replace("/", ".");
+
+            Debug.Assert(name.StartsWith(".", StringComparison.OrdinalIgnoreCase) == false, "resource name unexpectedly starts with .");
+
+            return name;
+        }
+
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/AspNet/EntityDesignerBuildProvider.cs

@@ -0,0 +1,100 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityDesignerBuildProvider.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @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
+{
+    /// <summary>
+    /// The ASP .NET Build provider for the CSDL in ADO .NET
+    /// </summary>
+    /// 
+    [BuildProviderAppliesTo(BuildProviderAppliesTo.Code)]
+    public class EntityDesignerBuildProvider : System.Web.Compilation.BuildProvider
+    {
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        public EntityDesignerBuildProvider()
+        {
+        }
+
+        /// <summary>
+        /// We want ASP .NET to always reset the app domain when we have to rebuild
+        /// </summary>
+        /// <param name="results"></param>
+        /// <returns></returns>
+        public override BuildProviderResultFlags GetResultFlags(CompilerResults results)
+        {
+            return BuildProviderResultFlags.ShutdownAppDomainOnChange;
+        } 
+
+        /// <summary>
+        /// Extract the CSDL, SSDL and MSL nodes from the EDMX file and store them
+        /// as embedded resources
+        /// </summary>
+        /// <param name="assemblyBuilder"></param>
+        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);
+            }
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/AspNet/EntityModelBuildProvider.cs

@@ -0,0 +1,121 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityModelBuildProvider.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @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
+{
+    /// <summary>
+    /// The ASP .NET Build provider for the CSDL in ADO .NET
+    /// </summary>
+    /// 
+    [BuildProviderAppliesTo(BuildProviderAppliesTo.Code)]
+    public class EntityModelBuildProvider : System.Web.Compilation.BuildProvider
+    {
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        public EntityModelBuildProvider()
+        {
+        }
+
+        /// <summary>
+        /// We want ASP .NET to always reset the app domain when we have to rebuild
+        /// </summary>
+        /// <param name="results"></param>
+        /// <returns></returns>
+        public override BuildProviderResultFlags GetResultFlags(CompilerResults results)
+        {
+            return BuildProviderResultFlags.ShutdownAppDomainOnChange;
+        } 
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="assemblyBuilder"></param>
+        [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
+            IList<EdmSchemaError> errors = 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
+                    var entityFrameworkVersion = GetEntityFrameworkVersion(BuildManager.TargetFramework.Version);
+                    errors = generator.GenerateCode(input, output, entityFrameworkVersion);
+                    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);
+        }
+
+        private static Version GetEntityFrameworkVersion(Version targetFrameworkVersion)
+        {
+            Debug.Assert(targetFrameworkVersion != null, "targetFrameworkVersion should not be null.");
+            Debug.Assert(targetFrameworkVersion >= new Version(3, 5), "This assembly doesn't exist pre-3.5.");
+
+            if (targetFrameworkVersion < new Version(4, 0))
+            {
+                return EntityFrameworkVersions.Version1;
+            }
+            if (targetFrameworkVersion < new Version(4, 5))
+            {
+                return EntityFrameworkVersions.Version2;
+            }
+            return EntityFrameworkVersions.Version3;
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/AspNet/MappingModelBuildProvider.cs

@@ -0,0 +1,56 @@
+//---------------------------------------------------------------------
+// <copyright file="MappingModelBuildProvider.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @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.Web;
+using System.Web.Hosting;
+using System.Web.Compilation;
+
+namespace System.Data.Entity.Design.AspNet
+{
+    /// <summary>
+    /// The ASP .NET Build provider for the MSL in ADO .NET
+    /// </summary>
+    /// 
+    [BuildProviderAppliesTo(BuildProviderAppliesTo.Code)]
+    public class MappingModelBuildProvider : System.Web.Compilation.BuildProvider
+    {
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        public MappingModelBuildProvider()
+        {
+        }
+
+        /// <summary>
+        /// We want ASP .NET to always reset the app domain when we have to rebuild
+        /// </summary>
+        /// <param name="results"></param>
+        /// <returns></returns>
+        public override BuildProviderResultFlags GetResultFlags(CompilerResults results)
+        {
+            return BuildProviderResultFlags.ShutdownAppDomainOnChange;
+        } 
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="assemblyBuilder"></param>
+        public override void GenerateCode(AssemblyBuilder assemblyBuilder)
+        {
+            BuildProviderUtils.AddArtifactReference(assemblyBuilder, this, base.VirtualPath);
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/AspNet/StorageModelBuildProvider.cs

@@ -0,0 +1,56 @@
+//---------------------------------------------------------------------
+// <copyright file="StorageModelBuildProvider.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @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.Web;
+using System.Web.Hosting;
+using System.Web.Compilation;
+
+namespace System.Data.Entity.Design.AspNet
+{
+    /// <summary>
+    /// The ASP .NET Build provider for the SSDL in ADO .NET
+    /// </summary>
+    /// 
+    [BuildProviderAppliesTo(BuildProviderAppliesTo.Code)]
+    public class StorageModelBuildProvider : System.Web.Compilation.BuildProvider
+    {
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        public StorageModelBuildProvider()
+        {
+        }
+
+        /// <summary>
+        /// We want ASP .NET to always reset the app domain when we have to rebuild
+        /// </summary>
+        /// <param name="results"></param>
+        /// <returns></returns>
+        public override BuildProviderResultFlags GetResultFlags(CompilerResults results)
+        {
+            return BuildProviderResultFlags.ShutdownAppDomainOnChange;
+        } 
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="assemblyBuilder"></param>
+        public override void GenerateCode(AssemblyBuilder assemblyBuilder)
+        {
+            BuildProviderUtils.AddArtifactReference(assemblyBuilder, this, base.VirtualPath);
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/Common/EDesignUtil.cs

@@ -0,0 +1,179 @@
+//------------------------------------------------------------------------------
+// <copyright file="EDesignUtil.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+// @owner       [....]
+// @backupOwner [....]
+//------------------------------------------------------------------------------
+
+namespace System.Data.Entity.Design.Common {
+
+    using System;
+    using System.Data;
+    using System.Data.Metadata.Edm;
+
+    internal static class EDesignUtil {
+
+        ////////////////////////////////////////////////////////////////////////
+        ////////////////////////////////////////////////////////////////////////
+        ////////////////////////////////////////////////////////////////////////
+        //
+        // Helper Functions
+        //
+        internal static string GetMessagesFromEntireExceptionChain(Exception e)
+        {
+            // get the full error message list from the inner exceptions
+            string message = e.Message;
+            int count = 0;
+            for (Exception inner = e.InnerException; inner != null; inner = inner.InnerException)
+            {
+                count++;
+                string indent = string.Empty.PadLeft(count, '\t');
+                message += Environment.NewLine + indent;
+                message += inner.Message;
+            }
+            return message;
+        }
+
+        static internal T CheckArgumentNull<T>(T value, string parameterName) where T : class
+        {
+            if (null == value)
+            {
+                throw ArgumentNull(parameterName);
+            }
+            return value;
+        }
+
+        static internal void CheckStringArgument(string value, string parameterName)
+        {
+            // Throw ArgumentNullException when string is null
+            CheckArgumentNull(value, parameterName);
+
+            // Throw ArgumentException when string is empty
+            if (value.Length == 0)
+            {
+                throw InvalidStringArgument(parameterName);
+            }
+        }
+
+        static internal LanguageOption CheckLanguageOptionArgument(LanguageOption value, string paramName)
+        {
+            if (value == LanguageOption.GenerateCSharpCode ||
+                value == LanguageOption.GenerateVBCode)
+            {
+                return value;
+            }
+            throw ArgumentOutOfRange(paramName);
+        }
+
+        static internal ArgumentException SingleStoreEntityContainerExpected(string parameterName)
+        {
+            ArgumentException e = new ArgumentException(Strings.SingleStoreEntityContainerExpected, parameterName);
+            return e;
+        }
+        static internal ArgumentException InvalidStoreEntityContainer(string entityContainerName, string parameterName)
+        {
+            ArgumentException e = new ArgumentException(Strings.InvalidNonStoreEntityContainer(entityContainerName), parameterName);
+            return e;
+        }
+        static internal ArgumentException InvalidStringArgument(string parameterName) {
+            ArgumentException e = new ArgumentException(Strings.InvalidStringArgument(parameterName));
+            return e;
+        }
+
+        static internal ArgumentException EdmReservedNamespace(string namespaceName) {
+            ArgumentException e = new ArgumentException(Strings.ReservedNamespace(namespaceName));
+            return e;
+        }
+
+        static internal ArgumentNullException ArgumentNull(string parameter) {
+            ArgumentNullException e = new ArgumentNullException(parameter);
+            return e;
+        }
+
+        static internal ArgumentException Argument(string parameter)
+        {
+            ArgumentException e = new ArgumentException(parameter);
+            return e;
+        }
+
+        static internal ArgumentException Argument(string message, Exception inner)
+        {
+            ArgumentException e = new ArgumentException(message, inner);
+            return e;
+        }
+
+        static internal InvalidOperationException InvalidOperation(string error)
+        {
+            InvalidOperationException e = new InvalidOperationException(error);
+            return e;
+        }
+
+        // SSDL Generator
+        static internal StrongTypingException StrongTyping(string error, Exception innerException) {
+            StrongTypingException e = new StrongTypingException(error, innerException);
+            return e;
+        }
+
+        static internal StrongTypingException StonglyTypedAccessToNullValue(string columnName, string tableName, Exception innerException) {
+            return StrongTyping(Strings.StonglyTypedAccessToNullValue(columnName, tableName), innerException);
+        }
+        
+        static internal InvalidOperationException EntityStoreGeneratorSchemaNotLoaded() {
+            return InvalidOperation(Strings.EntityStoreGeneratorSchemaNotLoaded);
+        }
+
+        static internal InvalidOperationException EntityModelGeneratorSchemaNotLoaded() {
+            return InvalidOperation(Strings.EntityModelGeneratorSchemaNotLoaded);
+        }
+
+        static internal InvalidOperationException NonSerializableType(BuiltInTypeKind kind)
+        {
+            return InvalidOperation(Strings.Serialization_UnknownGlobalItem(kind));
+        }
+        
+        static internal InvalidOperationException MissingGenerationPatternForType(BuiltInTypeKind kind) 
+        {
+            return InvalidOperation(Strings.ModelGeneration_UnGeneratableType(kind));
+        }
+
+        static internal ArgumentException InvalidNamespaceNameArgument(string namespaceName)
+        {
+            return new ArgumentException(Strings.InvalidNamespaceNameArgument(namespaceName));
+        }
+
+        static internal ArgumentException InvalidEntityContainerNameArgument(string entityContainerName)
+        {
+            return new ArgumentException(Strings.InvalidEntityContainerNameArgument(entityContainerName));
+        }
+
+        static internal ArgumentException DuplicateEntityContainerName(string newModelEntityContainerName, string storeEntityContainer) 
+        {
+            return new ArgumentException(Strings.DuplicateEntityContainerName(newModelEntityContainerName, storeEntityContainer));
+        }
+
+        static internal ProviderIncompatibleException ProviderIncompatible(string message)
+        {
+            return new ProviderIncompatibleException(message);
+        }
+
+        static internal ProviderIncompatibleException ProviderIncompatible(string message, Exception inner)
+        {
+            return new ProviderIncompatibleException(message, inner);
+        }
+
+        static internal ArgumentOutOfRangeException ArgumentOutOfRange(string paramName)
+        {
+            return new ArgumentOutOfRangeException(paramName);
+        }
+
+        internal static void CheckTargetEntityFrameworkVersionArgument(Version targetEntityFrameworkVersion, string parameterName)
+        {
+            EDesignUtil.CheckArgumentNull(targetEntityFrameworkVersion, parameterName);
+            if (!EntityFrameworkVersions.IsValidVersion(targetEntityFrameworkVersion))
+            {
+                throw EDesignUtil.Argument(parameterName);
+            }
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/Common/MetadataUtil.cs

@@ -0,0 +1,338 @@
+//---------------------------------------------------------------------
+// <copyright file="MetadataUtil.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner  	 [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+
+using System;
+using System.Collections.Generic;
+using System.Data.SqlClient;
+using System.Text;
+using System.Data.Metadata.Edm;
+using System.Xml;
+using System.Data.Common;
+using System.Reflection;
+using System.IO;
+using System.Diagnostics;
+using System.Collections;
+using System.Globalization;
+using System.Linq;
+
+namespace System.Data.Entity.Design.Common
+{
+    internal static class MetadataUtil
+    {
+        private const string s_defaultDelimiter = ", ";
+
+        internal static bool IsStoreType(GlobalItem item)
+        {
+            return item.DataSpace == DataSpace.SSpace;
+        }
+
+        internal static DbProviderServices GetProviderServices(DbProviderFactory factory)
+        {
+            EDesignUtil.CheckArgumentNull(factory, "factory");
+
+            // Special case SQL client so that it will work with System.Data from .NET 4.0 even without
+            // a binding redirect.
+            if (factory is SqlClientFactory)
+            {
+                return SqlProviderServices.Instance;
+            }
+
+            IServiceProvider serviceProvider = factory as IServiceProvider;
+            if (serviceProvider == null)
+            {
+                throw MetadataUtil.ProviderIncompatible(System.Data.Entity.Design.Strings.EntityClient_DoesNotImplementIServiceProvider(
+                    factory.GetType().ToString()));
+            }
+
+            DbProviderServices providerServices = serviceProvider.GetService(typeof(DbProviderServices)) as DbProviderServices;
+            if (providerServices == null)
+            {
+                throw MetadataUtil.ProviderIncompatible(
+                    System.Data.Entity.Design.Strings.EntityClient_ReturnedNullOnProviderMethod(
+                        "GetService",
+                        factory.GetType().ToString()));
+            }
+            return providerServices;
+        }
+
+        static internal ProviderIncompatibleException ProviderIncompatible(string error)
+        {
+            ProviderIncompatibleException e = new ProviderIncompatibleException(error);
+            return e;
+        }
+
+        /// <summary>
+        /// Check if all the SchemaErrors have the serverity of SchemaErrorSeverity.Warning
+        /// </summary>
+        /// <param name="schemaErrors"></param>
+        /// <returns></returns>
+        internal static bool CheckIfAllErrorsAreWarnings(IList<EdmSchemaError> schemaErrors)
+        {
+            int length = schemaErrors.Count;
+            for (int i = 0; i < length; ++i)
+            {
+                EdmSchemaError error = schemaErrors[i];
+                if (error.Severity != EdmSchemaErrorSeverity.Warning)
+                {
+                    return false;
+                }
+            }
+            return true;
+        }
+
+        /// <summary>
+        ///   This private static method checks a string to make sure that it is not empty.
+        ///   Comparing with String.Empty is not sufficient since a string with nothing
+        ///   but white space isn't considered "empty" by that rationale.
+        /// </summary>
+        internal static bool IsNullOrEmptyOrWhiteSpace(string value)
+        {
+            return IsNullOrEmptyOrWhiteSpace(value, 0);
+        }
+
+        internal static bool IsNullOrEmptyOrWhiteSpace(string value, int offset)
+        {
+            // don't use Trim(), which will copy the string, which may be large, just to test for emptyness
+            //return String.IsNullOrEmpty(value) || String.IsNullOrEmpty(value.Trim());
+            if (null != value)
+            {
+                for (int i = offset; i < value.Length; ++i)
+                {
+                    if (!Char.IsWhiteSpace(value[i]))
+                    {
+                        return false;
+                    }
+                }
+            }
+            return true;
+        }
+
+        // separate implementation from IsNullOrEmptyOrWhiteSpace(string, int) because that one will
+        // pick up the jit optimization to avoid boundary checks and the this won't is unknown (most likely not)
+        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")] // referenced by System.Data.Entity.Design.dll
+        internal static bool IsNullOrEmptyOrWhiteSpace(string value, int offset, int length)
+        {
+            // don't use Trim(), which will copy the string, which may be large, just to test for emptyness
+            //return String.IsNullOrEmpty(value) || String.IsNullOrEmpty(value.Trim());
+            if (null != value)
+            {
+                length = Math.Min(value.Length, length);
+                for (int i = offset; i < length; ++i)
+                {
+                    if (!Char.IsWhiteSpace(value[i]))
+                    {
+                        return false;
+                    }
+                }
+            }
+            return true;
+        }
+
+        internal static string MembersToCommaSeparatedString(IEnumerable members)
+        {
+            StringBuilder builder = new StringBuilder();
+            builder.Append("{");
+            MetadataUtil.ToCommaSeparatedString(builder, members);
+            builder.Append("}");
+            return builder.ToString();
+        }
+
+        internal static void ToCommaSeparatedString(StringBuilder builder, IEnumerable list)
+        {
+            ToSeparatedStringPrivate(builder, list, s_defaultDelimiter, string.Empty, false);
+        }
+
+        // effects: Converts the list to a list of strings, sorts its (if
+        // toSort is true) and then converts to a string separated by
+        // "separator" with "nullValue" used for null values.
+        private static void ToSeparatedStringPrivate(StringBuilder stringBuilder, IEnumerable list, string separator,
+                                                     string nullValue, bool toSort)
+        {
+            if (null == list)
+            {
+                return;
+            }
+            bool isFirst = true;
+            // Get the list of strings first
+            List<string> elementStrings = new List<string>();
+            foreach (object element in list)
+            {
+                string str;
+                // Get the element or its default null value
+                if (element == null)
+                {
+                    str = nullValue;
+                }
+                else
+                {
+                    str = FormatInvariant("{0}", element);
+                }
+                elementStrings.Add(str);
+            }
+
+            if (toSort == true)
+            {
+                // Sort the list
+                elementStrings.Sort(StringComparer.Ordinal);
+            }
+
+            // Now add the strings to the stringBuilder
+            foreach (string str in elementStrings)
+            {
+                if (false == isFirst)
+                {
+                    stringBuilder.Append(separator);
+                }
+                stringBuilder.Append(str);
+                isFirst = false;
+            }
+        }
+
+        internal static string FormatInvariant(string format, params object[] args)
+        {
+            Debug.Assert(args.Length > 0, "Formatting utilities must be called with at least one argument");
+            return String.Format(CultureInfo.InvariantCulture, format, args);
+        }
+
+        /// <summary>
+        /// replace troublesome xml characters with equivalent entities
+        /// </summary>
+        /// <param name="text">text that make have characters troublesome in xml</param>
+        /// <returns>text with troublesome characters replaced with equivalent entities</returns>
+        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")] // referenced by System.Data.Entity.Design.dll
+        internal static string Entityize(string text)
+        {
+            if (string.IsNullOrEmpty(text))
+                return "";
+
+            text = text.Replace("&", "&amp;");
+            text = text.Replace("<", "&lt;").Replace(">", "&gt;");
+            return text.Replace("\'", "&apos;").Replace("\"", "&quot;");
+        }
+
+        internal static bool TrySplitExtendedMetadataPropertyName(string name, out string xmlNamespaceUri, out string attributeName)
+        {
+            int pos = name.LastIndexOf(':');
+            if (pos < 0 || name.Length <= pos + 1)
+            {
+                Debug.Fail("the name is not in the form we expect");
+                xmlNamespaceUri = null;
+                attributeName = null;
+                return false;
+            }
+
+            xmlNamespaceUri = name.Substring(0, pos);
+            attributeName = name.Substring(pos + 1, (name.Length - 1) - pos);
+            return true;
+        }
+
+        static private readonly Type StackOverflowType = typeof(System.StackOverflowException);
+        static private readonly Type OutOfMemoryType = typeof(System.OutOfMemoryException);
+        static private readonly Type ThreadAbortType = typeof(System.Threading.ThreadAbortException);
+        static private readonly Type NullReferenceType = typeof(System.NullReferenceException);
+        static private readonly Type AccessViolationType = typeof(System.AccessViolationException);
+        static private readonly Type SecurityType = typeof(System.Security.SecurityException);
+
+        internal static bool IsCatchableExceptionType(Exception e)
+        {
+            // a 'catchable' exception is defined by what it is not.
+            Debug.Assert(e != null, "Unexpected null exception!");
+            Type type = e.GetType();
+
+            return ((type != StackOverflowType) &&
+                     (type != OutOfMemoryType) &&
+                     (type != ThreadAbortType) &&
+                     (type != NullReferenceType) &&
+                     (type != AccessViolationType) &&
+                     !SecurityType.IsAssignableFrom(type));
+        }
+
+        /// <summary>
+        /// Returns the single error message from the list of errors
+        /// </summary>
+        /// <param name="errors"></param>
+        /// <returns></returns>
+        static internal string CombineErrorMessage(IEnumerable<System.Data.Metadata.Edm.EdmSchemaError> errors)
+        {
+            Debug.Assert(errors != null);
+            StringBuilder sb = new StringBuilder(System.Environment.NewLine);
+            int count = 0;
+            foreach (System.Data.Metadata.Edm.EdmSchemaError error in errors)
+            {
+                //Don't append a new line at the beginning of the messages
+                if ((count++) != 0)
+                {
+                    sb.Append(System.Environment.NewLine);
+                }
+                sb.Append(error.ToString());
+
+            }
+            Debug.Assert(count != 0, "Empty Error List");
+            return sb.ToString();
+        }
+
+        internal static void DisposeXmlReaders(IEnumerable<XmlReader> xmlReaders)
+        {
+            Debug.Assert(xmlReaders != null);
+
+            foreach (XmlReader xmlReader in xmlReaders)
+            {
+                ((IDisposable)xmlReader).Dispose();
+            }
+        }
+
+        internal static bool IsCollectionType(GlobalItem item)
+        {
+            return (BuiltInTypeKind.CollectionType == item.BuiltInTypeKind);
+        }
+
+        internal static bool IsComplexType(EdmType type)
+        {
+            return (BuiltInTypeKind.ComplexType == type.BuiltInTypeKind);
+        }
+
+        internal static bool IsPrimitiveType(EdmType type)
+        {
+            return (BuiltInTypeKind.PrimitiveType == type.BuiltInTypeKind);
+        }
+
+        internal static bool IsEntitySet(EntitySetBase entitySetBase)
+        {
+            return BuiltInTypeKind.EntitySet == entitySetBase.BuiltInTypeKind;
+        }
+
+        internal static bool IsValidKeyType(Version entityFrameworkVersion, EdmType type)
+        {
+            var primitiveType = type as PrimitiveType;
+            if (primitiveType == null)
+            {
+                return false;
+            }
+            if (EntityFrameworkVersions.Version1 == entityFrameworkVersion)
+            {
+                return primitiveType.PrimitiveTypeKind != PrimitiveTypeKind.Binary;
+            }
+            else
+            {
+                // From V2 onwards, Binary key properties are supported
+                return true;
+            }
+        }
+
+        /// <summary>
+        /// determines if type is of EnumerationType.
+        /// </summary>
+        /// <param name="type"></param>
+        /// <returns></returns>
+        internal static bool IsEnumerationType(EdmType type)
+        {
+            return (BuiltInTypeKind.EnumType == type.BuiltInTypeKind);
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/Common/UniqueIdentifierService.cs

@@ -0,0 +1,110 @@
+//---------------------------------------------------------------------
+// <copyright file="UniqueIdentifierService.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+
+
+using System.Diagnostics;
+using System.Collections.Generic;
+using System.Globalization;
+namespace System.Data.Entity.Design.Common
+{
+    /// <summary>
+    /// Service making names within a scope unique. Initialize a new instance
+    /// for every scope.
+    /// 
+    /// 
+
+
+    internal sealed class UniqueIdentifierService
+    {
+        internal UniqueIdentifierService(bool caseSensitive)
+        {
+            _knownIdentifiers = new Dictionary<string, bool>(caseSensitive ? StringComparer.Ordinal : StringComparer.OrdinalIgnoreCase);
+            _identifierToAdjustedIdentifier = new Dictionary<object, string>();
+            _transform = s => s;
+        }
+
+        internal UniqueIdentifierService(bool caseSensitive, Func<string, string> transform)
+        {
+            Debug.Assert(transform != null, "use the other constructor if you don't want any transform");
+            _knownIdentifiers = new Dictionary<string, bool>(caseSensitive ? StringComparer.Ordinal : StringComparer.OrdinalIgnoreCase);
+            _identifierToAdjustedIdentifier = new Dictionary<object, string>();
+            _transform = transform;
+        }
+
+        private readonly Dictionary<string, bool> _knownIdentifiers;
+        private readonly Dictionary<object, string> _identifierToAdjustedIdentifier;
+        private readonly Func<string, string> _transform;
+
+        /// <summary>
+        /// This method can be used in when you have an
+        /// identifier that you know can't be used, but you don't want
+        /// an adjusted version of it
+        /// </summary>
+        /// <param name="identifier"></param>
+        internal void RegisterUsedIdentifier(string identifier)
+        {
+            Debug.Assert(!_knownIdentifiers.ContainsKey(identifier), "don't register identifiers that already exist");
+            _knownIdentifiers.Add(identifier, true);
+        }
+
+
+        /// <summary>
+        /// Given an identifier, makes it unique within the scope by adding
+        /// a suffix (1, 2, 3, ...), and returns the adjusted identifier.
+        /// </summary>
+        /// <param name="identifier">Identifier. Must not be null or empty.</param>
+        /// <param name="value">Object associated with this identifier in case it is required to
+        /// retrieve the adjusted identifier. If not null, must not exist in the current scope already.</param>
+        /// <returns>Identifier adjusted to be unique within the scope.</returns>
+        internal string AdjustIdentifier(string identifier, object value)
+        {
+            Debug.Assert(!string.IsNullOrEmpty(identifier), "identifier is null or empty");
+
+            // find a unique name by adding suffix as necessary
+            int numberOfConflicts = 0;
+            string adjustedIdentifier = _transform(identifier);
+            while (_knownIdentifiers.ContainsKey(adjustedIdentifier))
+            {
+                ++numberOfConflicts;
+                adjustedIdentifier = _transform(identifier) + numberOfConflicts.ToString(CultureInfo.InvariantCulture);
+            }
+
+            // remember the identifier in this scope
+            Debug.Assert(!_knownIdentifiers.ContainsKey(adjustedIdentifier), "we just made it unique");
+            _knownIdentifiers.Add(adjustedIdentifier, true);
+
+            if (null != value)
+            {
+                Debug.Assert(!_identifierToAdjustedIdentifier.ContainsKey(value), "should never register one value twice");
+                _identifierToAdjustedIdentifier.Add(value, adjustedIdentifier);
+            }
+
+            return adjustedIdentifier;
+        }
+
+        
+        /// <summary>
+        /// Simple overload when you don't need to track back to an object
+        /// </summary>
+        /// <param name="identifier"></param>
+        /// <returns></returns>
+        internal string AdjustIdentifier(string identifier)
+        {
+            return AdjustIdentifier(identifier, null);
+        }
+
+        /// <summary>
+        /// Determines the adjusted name for an identifier if it has been registered in this scope.
+        /// </summary>
+        internal bool TryGetAdjustedName(object value, out string adjustedIdentifier)
+        {
+            return _identifierToAdjustedIdentifier.TryGetValue(value, out adjustedIdentifier);
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/DesignXmlConstants.cs

@@ -0,0 +1,28 @@
+//---------------------------------------------------------------------
+// <copyright file="DesignXmlConstants.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       jeffreed
+// @backupOwner srimand
+//---------------------------------------------------------------------
+namespace System.Data.Entity.Design
+{
+    internal static class DesignXmlConstants
+    {
+        internal const string EntityStoreSchemaGeneratorNamespace = "http://schemas.microsoft.com/ado/2007/12/edm/EntityStoreSchemaGenerator";
+        internal const string EdmAnnotationNamespace = "http://schemas.microsoft.com/ado/2009/02/edm/annotation";
+        
+        // attributes
+        internal const string EntityStoreSchemaGeneratorTypeAttributeName = "Type";
+        internal const string EntityStoreSchemaGeneratorSchemaAttributeName = "Schema";
+        internal const string EntityStoreSchemaGeneratorNameAttributeName = "Name";
+        
+        // attribute values
+        internal const string TypeValueTables = "Tables";
+        internal const string TypeValueViews = "Views";
+        internal const string StoreGeneratedPattern = "StoreGeneratedPattern";
+        internal const string LazyLoadingEnabled = "LazyLoadingEnabled";
+        internal const string AnnotationPrefix = "annotation";
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/EntityDesignerUtils.cs

@@ -0,0 +1,156 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityDesignerUtils.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+
+using System.IO;
+using System.Text;
+using System.Xml;
+using System.Data.Metadata.Edm;
+using System.Data.Mapping;
+
+namespace System.Data.Entity.Design
+{
+    internal static class EntityDesignerUtils
+    {
+        internal const string EdmxRootElementName = "Edmx";
+        internal const string EdmxNamespaceUriV1 = "http://schemas.microsoft.com/ado/2007/06/edmx";
+        internal const string EdmxNamespaceUriV2 = "http://schemas.microsoft.com/ado/2008/10/edmx";
+        internal const string EdmxNamespaceUriV3 = "http://schemas.microsoft.com/ado/2009/11/edmx";
+
+        private static readonly EFNamespaceSet v1Namespaces = new EFNamespaceSet
+                                        { 
+                                            Edmx = EdmxNamespaceUriV1,
+                                            Csdl = XmlConstants.ModelNamespace_1,
+                                            Msl =  StorageMslConstructs.NamespaceUriV1,
+                                            Ssdl = XmlConstants.TargetNamespace_1,
+                                        };
+        private static readonly EFNamespaceSet v2Namespaces = new EFNamespaceSet
+                                        { 
+                                            Edmx = EdmxNamespaceUriV2,
+                                            Csdl = XmlConstants.ModelNamespace_2,
+                                            Msl =  StorageMslConstructs.NamespaceUriV2,
+                                            Ssdl = XmlConstants.TargetNamespace_2,
+                                        };
+        private static readonly EFNamespaceSet v3Namespaces = new EFNamespaceSet
+                                        {
+                                            Edmx = EdmxNamespaceUriV3,
+                                            Csdl = XmlConstants.ModelNamespace_3,
+                                            Msl = StorageMslConstructs.NamespaceUriV3,
+                                            Ssdl = XmlConstants.TargetNamespace_3,
+                                        };
+        internal static readonly string _edmxFileExtension = ".edmx";
+
+        /// <summary>
+        /// Extract the Conceptual, Mapping and Storage nodes from an EDMX input streams, and extract the value of the metadataArtifactProcessing property.
+        /// </summary>
+        /// <param name="edmxInputStream"></param>
+        /// <param name="conceptualSchemaNode"></param>
+        /// <param name="mappingNode"></param>
+        /// <param name="storageSchemaNode"></param>
+        ///
+        internal static void ExtractConceptualMappingAndStorageNodes(StreamReader edmxInputStream,
+            out XmlElement conceptualSchemaNode, out XmlElement mappingNode, out XmlElement storageSchemaNode, out string metadataArtifactProcessingValue)
+        {
+            // load up an XML document representing the edmx file
+            XmlDocument xmlDocument = new XmlDocument();
+            using (var reader = XmlReader.Create(edmxInputStream))
+            {
+                xmlDocument.Load(reader);
+            }
+
+            EFNamespaceSet set = v3Namespaces;
+            if (xmlDocument.DocumentElement.NamespaceURI == v2Namespaces.Edmx)
+            {
+                set = v2Namespaces;
+            }
+            else if (xmlDocument.DocumentElement.NamespaceURI == v1Namespaces.Edmx)
+            {
+                set = v1Namespaces;
+            }
+
+            XmlNamespaceManager nsMgr = new XmlNamespaceManager(xmlDocument.NameTable);
+            nsMgr.AddNamespace("edmx", set.Edmx);
+            nsMgr.AddNamespace("edm", set.Csdl);
+            nsMgr.AddNamespace("ssdl", set.Ssdl);
+            nsMgr.AddNamespace("map", set.Msl);
+
+            // find the ConceptualModel Schema node
+            conceptualSchemaNode = (XmlElement)xmlDocument.SelectSingleNode(
+                "/edmx:Edmx/edmx:Runtime/edmx:ConceptualModels/edm:Schema", nsMgr);
+
+            // find the StorageModel Schema node
+            storageSchemaNode = (XmlElement)xmlDocument.SelectSingleNode(
+                "/edmx:Edmx/edmx:Runtime/edmx:StorageModels/ssdl:Schema", nsMgr);
+
+            // find the Mapping node
+            mappingNode = (XmlElement)xmlDocument.SelectSingleNode(
+                "/edmx:Edmx/edmx:Runtime/edmx:Mappings/map:Mapping", nsMgr);
+
+            // find the Connection node
+
+            metadataArtifactProcessingValue = String.Empty;
+            XmlNodeList connectionProperties = xmlDocument.SelectNodes(
+                "/edmx:Edmx/edmx:Designer/edmx:Connection/edmx:DesignerInfoPropertySet/edmx:DesignerProperty", nsMgr);
+            if (connectionProperties != null)
+            {
+                foreach (XmlNode propertyNode in connectionProperties)
+                {
+                    foreach (XmlAttribute a in propertyNode.Attributes)
+                    {
+                        // treat attribute names case-sensitive (since it is xml), but attribute value case-insensitive to be accommodating .
+                        if (a.Name.Equals("Name", StringComparison.Ordinal) && a.Value.Equals("MetadataArtifactProcessing", StringComparison.OrdinalIgnoreCase))
+                        {
+                            foreach (XmlAttribute a2 in propertyNode.Attributes)
+                            {
+                                if (a2.Name.Equals("Value", StringComparison.Ordinal))
+                                {
+                                    metadataArtifactProcessingValue = a2.Value;
+                                    break;
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+
+        // utility method to ensure an XmlElement (containing the C, M or S element
+        // from the Edmx file) is sent out to a stream in the same format
+        internal static void OutputXmlElementToStream(XmlElement xmlElement, Stream stream)
+        {
+            XmlWriterSettings settings = new XmlWriterSettings();
+            settings.Encoding = Encoding.UTF8;
+            settings.Indent = true;
+
+            // set up output document
+            XmlDocument outputXmlDoc = new XmlDocument();
+            XmlNode importedElement = outputXmlDoc.ImportNode(xmlElement, true);
+            outputXmlDoc.AppendChild(importedElement);
+
+            // write out XmlDocument
+            XmlWriter writer = null;
+            try
+            {
+                writer = XmlWriter.Create(stream, settings);
+                outputXmlDoc.WriteTo(writer);
+            }
+            finally
+            {
+                if (writer != null) { writer.Close(); }
+            }
+        }
+
+        private struct EFNamespaceSet
+        {
+            public string Edmx;
+            public string Csdl;
+            public string Msl;
+            public string Ssdl;
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/EntityFrameworkVersions.cs

@@ -0,0 +1,235 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityFrameworkVersions.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Diagnostics;
+using System.Reflection;
+using System.Data.Metadata.Edm;
+using System.Data.Entity.Design.Common;
+using System.IO;
+using System.Data.Mapping;
+using System.Data.EntityModel.SchemaObjectModel;
+using System.Linq;
+using System.Xml;
+
+namespace System.Data.Entity.Design
+{
+    public static class EntityFrameworkVersions
+    {
+        public static readonly Version Version1 = EntityFrameworkVersionsUtil.Version1;
+        public static readonly Version Version2 = EntityFrameworkVersionsUtil.Version2;
+        public static readonly Version Version3 = EntityFrameworkVersionsUtil.Version3;
+
+        internal static Version EdmVersion1_1 { get { return EntityFrameworkVersionsUtil.EdmVersion1_1; } }
+
+        /// <summary>
+        /// Returns the stream of the XSD corresponding to the frameworkVersion, and dataSpace passed in.
+        /// </summary>
+        /// <param name="entityFrameworkVersion">The version of the EntityFramework that you want the Schema XSD for.</param>
+        /// <param name="dataSpace">The data space of the schem XSD that you want.</param>
+        /// <returns>Stream version of the XSD</returns>
+        public static Stream GetSchemaXsd(Version entityFrameworkVersion, DataSpace dataSpace)
+        {
+            EDesignUtil.CheckTargetEntityFrameworkVersionArgument(entityFrameworkVersion, "entityFrameworkVersion");
+
+            string resourceName = null;
+            switch(dataSpace)
+            {
+                case DataSpace.CSpace:
+                    resourceName =  GetEdmSchemaXsdResourceName(entityFrameworkVersion);
+                    break;
+                case DataSpace.CSSpace:
+                    resourceName =  GetMappingSchemaXsdResourceName(entityFrameworkVersion);
+                    break;
+                case DataSpace.SSpace:
+                    resourceName =  GetStoreSchemaXsdResourceName(entityFrameworkVersion);
+                    break;
+                default:
+                    throw EDesignUtil.Argument("dataSpace");
+            }
+
+            Debug.Assert(!string.IsNullOrEmpty(resourceName), "Did you forget to map something new?");
+
+            Assembly dataEntity = typeof(EdmItemCollection).Assembly;
+            return dataEntity.GetManifestResourceStream(resourceName);
+        }
+
+        private static string GetStoreSchemaXsdResourceName(Version entityFrameworkVersion)
+        {
+            Debug.Assert(IsValidVersion(entityFrameworkVersion), "Did you forget to check for valid versions before calling this private method?");
+            Dictionary<string, XmlSchemaResource> map = new Dictionary<string, XmlSchemaResource>();
+            XmlSchemaResource.AddStoreSchemaResourceMapEntries(map, GetEdmVersion(entityFrameworkVersion));
+            return map[GetStoreSchemaNamespace(entityFrameworkVersion)].ResourceName;
+            
+        }
+
+        private static string GetMappingSchemaXsdResourceName(Version entityFrameworkVersion)
+        {
+            Debug.Assert(IsValidVersion(entityFrameworkVersion), "Did you forget to check for valid versions before calling this private method?");
+            Dictionary<string, XmlSchemaResource> map = new Dictionary<string, XmlSchemaResource>();
+            XmlSchemaResource.AddMappingSchemaResourceMapEntries(map, GetEdmVersion(entityFrameworkVersion));
+            return map[GetMappingSchemaNamespace(entityFrameworkVersion)].ResourceName;
+        }
+
+        private static double GetEdmVersion(Version entityFrameworkVersion)
+        {
+            Debug.Assert(IsValidVersion(entityFrameworkVersion), "Did you add a new version or forget to check the version");
+            if (entityFrameworkVersion.Major == 1)
+            {
+                if (entityFrameworkVersion.Minor == 1)
+                {
+                    return XmlConstants.EdmVersionForV1_1;
+                }
+                else
+                {
+                    return XmlConstants.EdmVersionForV1;
+                }
+            }
+            else if (entityFrameworkVersion.Major == 2)
+            {
+                return XmlConstants.EdmVersionForV2;
+            }
+            else
+            {
+                Debug.Assert(entityFrameworkVersion == EntityFrameworkVersions.Version3, "did you add a new version?");
+                return XmlConstants.EdmVersionForV3;
+            }
+        }
+
+        private static string GetEdmSchemaXsdResourceName(Version entityFrameworkVersion)
+        {
+            Debug.Assert(ValidVersions.Contains(entityFrameworkVersion), "Did you forget to check for valid versions before calling this private method?");
+            Dictionary<string, XmlSchemaResource> map = new Dictionary<string, XmlSchemaResource>();
+            XmlSchemaResource.AddEdmSchemaResourceMapEntries(map, GetEdmVersion(entityFrameworkVersion));
+            return map[GetEdmSchemaNamespace(entityFrameworkVersion)].ResourceName;
+        }
+
+        internal static string GetSchemaNamespace(Version entityFrameworkVersion, DataSpace dataSpace)
+        {
+            Debug.Assert(IsValidVersion(entityFrameworkVersion), "Did you add a new version or forget to check the version");
+            Debug.Assert(dataSpace == DataSpace.CSpace ||
+                         dataSpace == DataSpace.CSSpace ||
+                         dataSpace == DataSpace.SSpace, "only support the three spaces with an xml file format");
+            switch (dataSpace)
+            {
+                case DataSpace.CSpace:
+                    return GetEdmSchemaNamespace(entityFrameworkVersion);
+                case DataSpace.SSpace:
+                    return GetStoreSchemaNamespace(entityFrameworkVersion);
+                default:
+                    return GetMappingSchemaNamespace(entityFrameworkVersion);
+            }
+        }
+
+        private static string GetStoreSchemaNamespace(Version entityFrameworkVersion)
+        {
+            Debug.Assert(ValidVersions.Contains(entityFrameworkVersion), "Did you forget to check for valid versions before calling this private method?");
+            if (entityFrameworkVersion == EntityFrameworkVersions.Version1)
+            {
+                return XmlConstants.TargetNamespace_1;
+            }
+            else if (entityFrameworkVersion == EntityFrameworkVersions.Version2)
+            {
+                return XmlConstants.TargetNamespace_2;
+            }
+            else
+            {
+                Debug.Assert(entityFrameworkVersion == EntityFrameworkVersions.Version3, "did you add a new version?");
+                return XmlConstants.TargetNamespace_3;
+            }
+        }
+
+        private static string GetMappingSchemaNamespace(Version entityFrameworkVersion)
+        {
+            Debug.Assert(ValidVersions.Contains(entityFrameworkVersion), "Did you forget to check for valid versions before calling this private method?");
+            if (entityFrameworkVersion == EntityFrameworkVersions.Version1)
+            {
+                return StorageMslConstructs.NamespaceUriV1;
+            }
+            else if (entityFrameworkVersion == EntityFrameworkVersions.Version2)
+            {
+                return StorageMslConstructs.NamespaceUriV2;
+            }
+            else
+            {
+                Debug.Assert(entityFrameworkVersion == EntityFrameworkVersions.Version3, "did you add a new version?");
+                return StorageMslConstructs.NamespaceUriV3;
+            }
+        }
+
+        private static string GetEdmSchemaNamespace(Version entityFrameworkVersion)
+        {
+            Debug.Assert(ValidVersions.Contains(entityFrameworkVersion), "Did you forget to check for valid versions before calling this private method?");
+            if (entityFrameworkVersion == EntityFrameworkVersions.Version1)
+            {
+                return XmlConstants.ModelNamespace_1;
+            }
+            else if (entityFrameworkVersion == EntityFrameworkVersions.Version2)
+            {
+                return XmlConstants.ModelNamespace_2;
+            }
+            else
+            {
+                Debug.Assert(entityFrameworkVersion == EntityFrameworkVersions.Version3, "did you add a new version?");
+                return XmlConstants.ModelNamespace_3;
+            }
+        }
+
+        internal static Version Default = Version2;
+        internal static Version Latest = Version3;
+        internal static Version[] ValidVersions = new Version[] { Version1, Version2, Version3 };
+        internal static bool IsValidVersion(Version entityFrameworkVersion)
+        {
+            return ValidVersions.Contains(entityFrameworkVersion);
+        }
+
+        // this method will skip down to the first element, or to the end if it doesn't find one
+        internal static bool TryGetEdmxVersion(XmlReader reader, out Version entityFrameworkVersion)
+        {
+            // to make life simpler, we skip down to the first/root element, unless we're
+            // already there
+            if (!reader.EOF && reader.NodeType != XmlNodeType.Element)
+            {
+                while (reader.Read() && reader.NodeType != XmlNodeType.Element)
+                {
+                }
+            }
+
+            if (!reader.EOF &&
+                (reader.LocalName == EntityDesignerUtils.EdmxRootElementName))
+            {
+                return TryGetEdmxVersion(reader.NamespaceURI, out entityFrameworkVersion);
+            }
+
+            entityFrameworkVersion = default(Version);
+            return false;
+        }
+
+        internal static bool TryGetEdmxVersion(string xmlNamespaceName, out Version entityFrameworkVersion)
+        {
+            switch (xmlNamespaceName)
+            {
+                case EntityDesignerUtils.EdmxNamespaceUriV1:
+                    entityFrameworkVersion = EntityFrameworkVersions.Version1;
+                    return true;
+                case EntityDesignerUtils.EdmxNamespaceUriV2:
+                    entityFrameworkVersion = EntityFrameworkVersions.Version2;
+                    return true;
+                case EntityDesignerUtils.EdmxNamespaceUriV3:
+                    entityFrameworkVersion = EntityFrameworkVersions.Version3;
+                    return true;
+                default:
+                    entityFrameworkVersion = default(Version);
+                    return false;
+            }
+        }
+
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/EntityFrameworkVersionsUtil.cs

@@ -0,0 +1,41 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityFrameworkVersionsUtil.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//---------------------------------------------------------------------
+
+using System.Diagnostics;
+
+namespace System.Data.Entity.Design
+{
+    internal static class EntityFrameworkVersionsUtil
+    {
+        public static readonly Version Version1 = new Version(1, 0, 0, 0);
+        public static readonly Version Version2 = new Version(2, 0, 0, 0);
+        public static readonly Version Version3 = new Version(3, 0, 0, 0);
+        internal static Version EdmVersion1_1 { get { return new Version(1, 1, 0, 0); } }
+
+        internal static Version ConvertToVersion(double runtimeVersion)
+        {
+            if (runtimeVersion == 1.0 || runtimeVersion == 0.0)
+            {
+                return Version1;
+            }
+            else if (runtimeVersion == 1.1)
+            {
+                // this is not a valid EntityFramework version, 
+                // but only a valid EdmVersion
+                return EdmVersion1_1;
+            }
+            else if (runtimeVersion == 2.0)
+            {
+                return Version2;
+            }
+            else
+            {
+                Debug.Assert(runtimeVersion == 3.0, "Did you add a new version?");
+                return Version3;
+            }
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/EntityStoreSchemaFilterEffect.cs

@@ -0,0 +1,28 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityStoreSchemaFilterEffect.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       jeffreed
+// @backupOwner srimand
+//---------------------------------------------------------------------
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace System.Data.Entity.Design
+{
+    /// <summary>
+    /// The effect that the filter entry should have on the results
+    /// 
+    /// When a database object matchs the pattern for both an allow and exclude EntityStoreSchemaFilterEntry,
+    /// the database object will be excluded.
+    /// </summary>
+    public enum EntityStoreSchemaFilterEffect
+    {
+        /// <summary>Allow the entries that match the specified pattern.</summary>
+        Allow = 0,
+        /// <summary>Exclude the entries that match the specified pattern.</summary>
+        Exclude = 1,
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/EntityStoreSchemaFilterEntry.cs

@@ -0,0 +1,105 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityStoreSchemaFilterEntry.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Diagnostics;
+using System.Data.Entity.Design.Common;
+
+namespace System.Data.Entity.Design
+{
+    /// <summary>
+    /// This class represent a single filter entry
+    /// </summary>
+    public class EntityStoreSchemaFilterEntry
+    {
+        private string _catalog;
+        private string _schema;
+        private string _name;
+        private EntityStoreSchemaFilterObjectTypes _types;
+        private EntityStoreSchemaFilterEffect _effect;
+
+        /// <summary>
+        /// Creates a EntityStoreSchemaFilterEntry
+        /// </summary>
+        /// <param name="catalog">The pattern to use to select the appropriate catalog or null to not limit by catalog.</param>
+        /// <param name="schema">The pattern to use to select the appropriate schema or null to not limit by schema.</param>
+        /// <param name="name">The pattern to use to select the appropriate name or null to not limit by name.</param>
+        /// <param name="types">The type of objects to apply this filter to.</param>
+        /// <param name="effect">The effect that this filter should have on the results.</param>
+        public EntityStoreSchemaFilterEntry(string catalog, string schema, string name, EntityStoreSchemaFilterObjectTypes types, EntityStoreSchemaFilterEffect effect)
+        {
+            if (types == EntityStoreSchemaFilterObjectTypes.None)
+            {
+                throw EDesignUtil.Argument("types");
+            }
+            _catalog = catalog;
+            _schema = schema;
+            _name = name;
+            _types = types;
+            _effect = effect;
+        }
+
+        /// <summary>
+        /// Creates a EntityStoreSchemaFilterEntry
+        /// </summary>
+        /// <param name="catalog">The pattern to use to select the appropriate catalog or null to not limit by catalog.</param>
+        /// <param name="schema">The pattern to use to select the appropriate schema or null to not limit by schema.</param>
+        /// <param name="name">The pattern to use to select the appropriate name or null to not limit by name.</param>
+        public EntityStoreSchemaFilterEntry(string catalog, string schema, string name)
+            :this(catalog, schema, name, EntityStoreSchemaFilterObjectTypes.All, EntityStoreSchemaFilterEffect.Allow)
+        {
+        }
+
+        /// <summary>
+        /// Gets the pattern that will be used to select the appropriate catalog.
+        /// </summary>
+        public string Catalog
+        {
+            [DebuggerStepThroughAttribute]
+            get { return _catalog; }
+        }
+
+        /// <summary>
+        /// Gets the pattern that will be used to select the appropriate schema.
+        /// </summary>
+        public string Schema
+        {
+            [DebuggerStepThroughAttribute]
+            get { return _schema; }
+        }
+
+        /// <summary>
+        /// Gets the pattern that will be used to select the appropriate name.
+        /// </summary>
+        public string Name
+        {
+            [DebuggerStepThroughAttribute]
+            get { return _name; }
+        }
+
+        /// <summary>
+        /// Gets the types of objects that this filter applies to.
+        /// </summary>
+        public EntityStoreSchemaFilterObjectTypes Types
+        {
+            [DebuggerStepThroughAttribute]
+            get { return _types; }
+        }
+
+        /// <summary>
+        /// Gets the effect that this filter has on results.
+        /// </summary>
+        public EntityStoreSchemaFilterEffect Effect
+        {
+            [DebuggerStepThroughAttribute]
+            get { return _effect; }
+        }
+    }
+}

mcs/class/referencesource/System.Data.Entity.Design/System/Data/Entity/Design/EntityStoreSchemaFilterObjectTypes.cs

@@ -0,0 +1,35 @@
+//---------------------------------------------------------------------
+// <copyright file="EntityStoreSchemaFilterObjectTypes.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       jeffreed
+// @backupOwner srimand
+//---------------------------------------------------------------------
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace System.Data.Entity.Design
+{
+    /// <summary>
+    /// The type of store object to apply this filter to
+    /// </summary>
+    [Flags]
+    public enum EntityStoreSchemaFilterObjectTypes
+    {
+        /// <summary>
+        /// The value that this enum will initilize to.  
+        /// This is not a valid value to be use.
+        /// </summary>
+        None = 0x0000,
+        /// <summary>Apply this filter to table object types.</summary>
+        Table = 0x0001,
+        /// <summary>Apply this filter to view object types.</summary>
+        View = 0x0002,
+        /// <summary>Apply this filter to function object types.</summary>
+        Function = 0x0004,
+        /// <summary>Apply this filter to all possible object types.</summary>
+        All = Table | View | Function,
+    }
+}