Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntityDesign / Design / System / Data / EntityModel / Emitters / AttributeEmitter.cs / 1305376 / AttributeEmitter.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] // @backupOwner [....] //--------------------------------------------------------------------- using System.CodeDom; using System.Diagnostics; using System.Data.SqlTypes; using System.Data.Metadata.Edm; using System.Collections.Generic; using System.Data.Entity.Design; using System.Data.Entity.Design.Common; using System.Data.EntityModel.SchemaObjectModel; using System.Data.Entity.Design.SsdlGenerator; using System.Globalization; namespace System.Data.EntityModel.Emitters { ////// Summary description for AttributeEmitter. /// internal sealed class AttributeEmitter { TypeReference _typeReference; internal TypeReference TypeReference { get { return _typeReference; } } static readonly string AdoAttributeDataClassesNamespace = "System.Data.Objects.DataClasses"; internal AttributeEmitter(TypeReference typeReference) { _typeReference = typeReference; } ////// The method to be called to create the type level attributes for the ItemTypeEmitter /// /// The strongly typed emitter /// The type declaration to add the attribues to. public void EmitTypeAttributes(EntityTypeEmitter emitter, CodeTypeDeclaration typeDecl) { Debug.Assert(emitter != null, "emitter should not be null"); Debug.Assert(typeDecl != null, "typeDecl should not be null"); EmitSchemaTypeAttribute(FQAdoFrameworkDataClassesName("EdmEntityTypeAttribute"), emitter, typeDecl); CodeAttributeDeclaration attribute2 = EmitSimpleAttribute("System.Runtime.Serialization.DataContractAttribute"); AttributeEmitter.AddNamedAttributeArguments(attribute2, "IsReference", true); typeDecl.CustomAttributes.Add(attribute2); CodeAttributeDeclaration attribute3 = EmitSimpleAttribute("System.Serializable"); typeDecl.CustomAttributes.Add(attribute3); EmitKnownTypeAttributes(emitter.Item, emitter.Generator, typeDecl); } private void EmitKnownTypeAttributes(EdmType baseType, ClientApiGenerator generator, CodeTypeDeclaration typeDecl) { foreach (EdmType edmType in generator.GetDirectSubTypes(baseType)) { Debug.Assert(edmType.BaseType == baseType, "The types must be directly derived from basetype"); CodeTypeReference subTypeRef; if (generator.Language == LanguageOption.GenerateCSharpCode) { bool useGlobalPrefix = true; subTypeRef = generator.GetFullyQualifiedTypeReference(edmType, useGlobalPrefix); } else { Debug.Assert(generator.Language == LanguageOption.GenerateVBCode, "Did you add a new language?"); subTypeRef = generator.GetLeastPossibleQualifiedTypeReference(edmType); } CodeAttributeDeclaration attribute = EmitSimpleAttribute("System.Runtime.Serialization.KnownTypeAttribute", new CodeTypeOfExpression(subTypeRef)); typeDecl.CustomAttributes.Add(attribute); } } ////// The method to be called to create the type level attributes for the StructuredTypeEmitter /// /// The strongly typed emitter /// The type declaration to add the attribues to. public void EmitTypeAttributes(StructuredTypeEmitter emitter, CodeTypeDeclaration typeDecl) { Debug.Assert(emitter != null, "emitter should not be null"); Debug.Assert(typeDecl != null, "typeDecl should not be null"); // nothing to do here yet } ////// The method to be called to create the type level attributes for the SchemaTypeEmitter /// /// The strongly typed emitter /// The type declaration to add the attribues to. public void EmitTypeAttributes(SchemaTypeEmitter emitter, CodeTypeDeclaration typeDecl) { Debug.Assert(emitter != null, "emitter should not be null"); Debug.Assert(typeDecl != null, "typeDecl should not be null"); } ////// Common way to fill out EdmTypeAttribute derived attributes /// /// Unqualified name of the attribute /// The strongly typed emitter /// The type declaration to add the attribues to. public void EmitSchemaTypeAttribute(string attributeName, SchemaTypeEmitter emitter, CodeTypeDeclaration typeDecl) { // call the shared static version EdmType type = emitter.Item as EdmType; Debug.Assert(type != null, "type is not an EdmType"); EmitSchemaTypeAttribute(attributeName, type, typeDecl as CodeTypeMember); } ////// Shared code for adding a EdmTypeAttribute derived attribute including parameters to a type or property /// /// Unqualified name of the attribute /// The type or property type of the code that is having the attribute attached. /// The type declaration to add the attribues to. public void EmitSchemaTypeAttribute(string attributeName, EdmType type, CodeTypeMember member) { Debug.Assert(attributeName != null, "attributeName should not be null"); Debug.Assert(type != null, "type should not be null"); Debug.Assert(member != null, "typeDecl should not be null"); // [mappingattribute(SchemaName="namespace",TypeName="classname") CodeAttributeDeclaration attribute = EmitSimpleAttribute(attributeName); AttributeEmitter.AddNamedAttributeArguments(attribute, "NamespaceName", type.NamespaceName, "Name", type.Name); member.CustomAttributes.Add(attribute); } ////// Emit the attributes for the new navigation property /// /// The ClientApiGenerator instance /// The relationship end that is being targeted /// The property declaration to attach the attribute to. /// Additional attributes public void EmitNavigationPropertyAttributes(ClientApiGenerator generator, RelationshipEndMember targetRelationshipEnd, CodeMemberProperty propertyDecl, ListadditionalAttributes) { CodeAttributeDeclaration attribute = EmitSimpleAttribute(FQAdoFrameworkDataClassesName("EdmRelationshipNavigationPropertyAttribute"), targetRelationshipEnd.DeclaringType.NamespaceName, targetRelationshipEnd.DeclaringType.Name, targetRelationshipEnd.Name); propertyDecl.CustomAttributes.Add(attribute); EmitGeneratedCodeAttribute(propertyDecl); if (additionalAttributes != null && additionalAttributes.Count > 0) { try { propertyDecl.CustomAttributes.AddRange(additionalAttributes.ToArray()); } catch (ArgumentNullException e) { generator.AddError(Strings.InvalidAttributeSuppliedForProperty(propertyDecl.Name), ModelBuilderErrorCode.InvalidAttributeSuppliedForProperty, EdmSchemaErrorSeverity.Error, e); } } } // // // Emit // [global::System.CodeDom.Compiler.GeneratedCode("System.Data.Entity.Design.EntityClassGenerator", "4.0.0.0")] // // this allows FxCop to skip analysis of these methods and types, it should not be applied to partial types, only the // generated members of partial types // CodeAttributeDeclaration _GeneratedCodeAttribute; internal void EmitGeneratedCodeAttribute(CodeTypeMember member) { if(_GeneratedCodeAttribute == null) { _GeneratedCodeAttribute = EmitSimpleAttribute("System.CodeDom.Compiler.GeneratedCode", "System.Data.Entity.Design.EntityClassGenerator", typeof(EntityClassGenerator).Assembly.GetName().Version.ToString()); } member.CustomAttributes.Add(_GeneratedCodeAttribute); } /// /// The method to be called to create the property level attributes for the PropertyEmitter /// /// The strongly typed emitter /// The type declaration to add the attribues to. /// Additional attributes to emit public void EmitPropertyAttributes(PropertyEmitter emitter, CodeMemberProperty propertyDecl, ListadditionalAttributes) { if (MetadataUtil.IsPrimitiveType(emitter.Item.TypeUsage.EdmType) || MetadataUtil.IsEnumerationType(emitter.Item.TypeUsage.EdmType)) { CodeAttributeDeclaration scalarPropertyAttribute = EmitSimpleAttribute(FQAdoFrameworkDataClassesName("EdmScalarPropertyAttribute")); if (emitter.IsKeyProperty) { Debug.Assert(emitter.Item.Nullable == false, "An EntityKeyProperty cannot be nullable."); AttributeEmitter.AddNamedAttributeArguments(scalarPropertyAttribute, "EntityKeyProperty", true); } if (!emitter.Item.Nullable) { AttributeEmitter.AddNamedAttributeArguments(scalarPropertyAttribute, "IsNullable", false); } propertyDecl.CustomAttributes.Add(scalarPropertyAttribute); } else //Complex property { Debug.Assert(MetadataUtil.IsComplexType(emitter.Item.TypeUsage.EdmType) || (MetadataUtil.IsCollectionType(emitter.Item.TypeUsage.EdmType)), "not a complex type or a collection type"); CodeAttributeDeclaration attribute = EmitSimpleAttribute(FQAdoFrameworkDataClassesName("EdmComplexPropertyAttribute")); propertyDecl.CustomAttributes.Add(attribute); // Have CodeDOM serialization set the properties on the ComplexObject, not the ComplexObject instance. attribute = EmitSimpleAttribute("System.ComponentModel.DesignerSerializationVisibility"); AttributeEmitter.AddAttributeArguments(attribute, new object[] { new CodePropertyReferenceExpression( new CodeTypeReferenceExpression(TypeReference.ForType( typeof(System.ComponentModel.DesignerSerializationVisibility))),"Content") }); propertyDecl.CustomAttributes.Add(attribute); if (!MetadataUtil.IsCollectionType(emitter.Item.TypeUsage.EdmType)) { // Non-collection complex properties also need additional serialization attributes to force them to be explicitly serialized if they are null // If this is omitted, null complex properties do not get explicitly set to null during deserialization, which causes // them to be lazily constructed once the property is accessed after the entity is deserialized. If the property is // actually null during serialiation, that means the user has explicitly set it, so we need to maintain that during serialization. // This doesn't apply to collection types because they aren't lazily constructed and don't need this extra information. attribute = EmitSimpleAttribute("System.Xml.Serialization.XmlElement"); AttributeEmitter.AddNamedAttributeArguments(attribute, "IsNullable", true); propertyDecl.CustomAttributes.Add(attribute); attribute = EmitSimpleAttribute("System.Xml.Serialization.SoapElement"); AttributeEmitter.AddNamedAttributeArguments(attribute, "IsNullable", true); propertyDecl.CustomAttributes.Add(attribute); } } // serialization attribute AddDataMemberAttribute(propertyDecl); if (additionalAttributes != null && additionalAttributes.Count > 0) { try { propertyDecl.CustomAttributes.AddRange(additionalAttributes.ToArray()); } catch (ArgumentNullException e) { emitter.Generator.AddError(Strings.InvalidAttributeSuppliedForProperty(emitter.Item.Name), ModelBuilderErrorCode.InvalidAttributeSuppliedForProperty, EdmSchemaErrorSeverity.Error, e); } } EmitGeneratedCodeAttribute(propertyDecl); } /// /// The method to be called to create the type level attributes for the NestedTypeEmitter /// /// The strongly typed emitter /// The type declaration to add the attribues to. public void EmitTypeAttributes(ComplexTypeEmitter emitter, CodeTypeDeclaration typeDecl) { Debug.Assert(emitter != null, "emitter should not be null"); Debug.Assert(typeDecl != null, "typeDecl should not be null"); EmitSchemaTypeAttribute(FQAdoFrameworkDataClassesName("EdmComplexTypeAttribute"), emitter, typeDecl); CodeAttributeDeclaration attribute = EmitSimpleAttribute("System.Runtime.Serialization.DataContractAttribute"); AttributeEmitter.AddNamedAttributeArguments(attribute, "IsReference", true); typeDecl.CustomAttributes.Add(attribute); CodeAttributeDeclaration attribute2 = EmitSimpleAttribute("System.Serializable"); typeDecl.CustomAttributes.Add(attribute2); EmitKnownTypeAttributes(emitter.Item, emitter.Generator, typeDecl); } #region Static Methods ////// Returns the name qualified with the Ado.Net EDM DataClasses Attribute namespace /// /// ///public static string FQAdoFrameworkDataClassesName(string unqualifiedName) { return AdoAttributeDataClassesNamespace + "." + unqualifiedName; } /// /// /// /// /// ///public CodeAttributeDeclaration EmitSimpleAttribute(string attributeType, params object[] arguments) { CodeAttributeDeclaration attribute = new CodeAttributeDeclaration(TypeReference.FromString(attributeType, true)); AddAttributeArguments(attribute, arguments); return attribute; } /// /// /// /// /// public static void AddAttributeArguments(CodeAttributeDeclaration attribute, object[] arguments) { foreach (object argument in arguments) { CodeExpression expression = argument as CodeExpression; if (expression == null) expression = new CodePrimitiveExpression(argument); attribute.Arguments.Add(new CodeAttributeArgument(expression)); } } ////// /// /// /// public static void AddNamedAttributeArguments(CodeAttributeDeclaration attribute, params object[] arguments) { for (int i = 1; i < arguments.Length; i += 2) { CodeExpression expression = arguments[i] as CodeExpression; if (expression == null) expression = new CodePrimitiveExpression(arguments[i]); attribute.Arguments.Add(new CodeAttributeArgument(arguments[i - 1].ToString(), expression)); } } ////// Adds an XmlIgnore attribute to the given property declaration. This is /// used to explicitly skip certain properties during XML serialization. /// /// the property to mark with XmlIgnore public void AddIgnoreAttributes(CodeMemberProperty propertyDecl) { CodeAttributeDeclaration xmlIgnoreAttribute = EmitSimpleAttribute(typeof(System.Xml.Serialization.XmlIgnoreAttribute).FullName); CodeAttributeDeclaration soapIgnoreAttribute = EmitSimpleAttribute(typeof(System.Xml.Serialization.SoapIgnoreAttribute).FullName); propertyDecl.CustomAttributes.Add(xmlIgnoreAttribute); propertyDecl.CustomAttributes.Add(soapIgnoreAttribute); } ////// Adds an Browsable(false) attribute to the given property declaration. /// This is used to explicitly avoid display property in the PropertyGrid. /// /// the property to mark with XmlIgnore public void AddBrowsableAttribute(CodeMemberProperty propertyDecl) { CodeAttributeDeclaration browsableAttribute = EmitSimpleAttribute(typeof(System.ComponentModel.BrowsableAttribute).FullName, false); propertyDecl.CustomAttributes.Add(browsableAttribute); } public void AddDataMemberAttribute(CodeMemberProperty propertyDecl) { CodeAttributeDeclaration browsableAttribute = EmitSimpleAttribute("System.Runtime.Serialization.DataMemberAttribute"); propertyDecl.CustomAttributes.Add(browsableAttribute); } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- XmlNode.cs
- NaturalLanguageHyphenator.cs
- ConfigViewGenerator.cs
- LoginView.cs
- HttpRequestBase.cs
- ConfigXmlReader.cs
- TemplateContentLoader.cs
- AbandonedMutexException.cs
- CodeBlockBuilder.cs
- VirtualDirectoryMappingCollection.cs
- ExcludePathInfo.cs
- TreeNodeSelectionProcessor.cs
- LayoutUtils.cs
- Visual3D.cs
- MenuAdapter.cs
- ButtonFlatAdapter.cs
- CryptoProvider.cs
- AlphabetConverter.cs
- Rfc2898DeriveBytes.cs
- CodeObjectCreateExpression.cs
- KeyConstraint.cs
- ProgressBar.cs
- DataGridViewCellPaintingEventArgs.cs
- SuppressMergeCheckAttribute.cs
- OrderedEnumerableRowCollection.cs
- CmsInterop.cs
- SoapAttributeOverrides.cs
- WrapperEqualityComparer.cs
- PropertyPushdownHelper.cs
- designeractionlistschangedeventargs.cs
- DataGrid.cs
- ProjectionQueryOptionExpression.cs
- CommonGetThemePartSize.cs
- SpotLight.cs
- OutOfProcStateClientManager.cs
- WebPartRestoreVerb.cs
- RecordBuilder.cs
- ChangeInterceptorAttribute.cs
- BrushConverter.cs
- TopClause.cs
- DialogWindow.cs
- AffineTransform3D.cs
- SoapMessage.cs
- BrowserPolicyValidator.cs
- HostUtils.cs
- ContextStaticAttribute.cs
- XmlBinaryReader.cs
- ObjectItemCollectionAssemblyCacheEntry.cs
- EndPoint.cs
- XmlReflectionMember.cs
- TrustManagerMoreInformation.cs
- WebEncodingValidator.cs
- FormsAuthentication.cs
- DataContractJsonSerializerOperationFormatter.cs
- IItemProperties.cs
- InvokeHandlers.cs
- FastEncoderWindow.cs
- SBCSCodePageEncoding.cs
- PermissionToken.cs
- Site.cs
- DesigntimeLicenseContextSerializer.cs
- ReceiveCompletedEventArgs.cs
- PathParser.cs
- sqlstateclientmanager.cs
- IncrementalReadDecoders.cs
- GridViewRowCollection.cs
- DragEvent.cs
- ZoneIdentityPermission.cs
- ObjectPersistData.cs
- MonitoringDescriptionAttribute.cs
- XslVisitor.cs
- CollectionDataContract.cs
- MessageHeaderAttribute.cs
- AffineTransform3D.cs
- ManagedFilter.cs
- CodePageUtils.cs
- XPathExpr.cs
- _NtlmClient.cs
- Padding.cs
- DataGridViewToolTip.cs
- DataControlPagerLinkButton.cs
- CompositionTarget.cs
- FactoryMaker.cs
- FlowDocumentPage.cs
- EpmSyndicationContentSerializer.cs
- BaseValidator.cs
- GridProviderWrapper.cs
- GridItemPattern.cs
- ErrorFormatterPage.cs
- ComplexBindingPropertiesAttribute.cs
- UpdateExpressionVisitor.cs
- XmlNotation.cs
- LinearGradientBrush.cs
- BitmapEffectCollection.cs
- NetworkInformationException.cs
- ListBoxItem.cs
- ServerValidateEventArgs.cs
- Point4DValueSerializer.cs
- dsa.cs
- ObjectItemCollection.cs