Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataWeb / Design / system / Data / EntityModel / Emitters / PropertyEmitterBase.cs / 1305376 / PropertyEmitterBase.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] // @backupOwner [....] //--------------------------------------------------------------------- using System.CodeDom; using System.Data.Metadata.Edm; using System.Data.Services.Design; using System.Diagnostics; namespace System.Data.EntityModel.Emitters { internal abstract class PropertyEmitterBase : MetadataItemEmitter { private bool _declaringTypeUsesStandardBaseType; protected PropertyEmitterBase(ClientApiGenerator generator, MetadataItem item, bool declaringTypeUsesStandardBaseType) : base(generator, item) { Debug.Assert(item != null, "item is null"); _declaringTypeUsesStandardBaseType = declaringTypeUsesStandardBaseType; } ////// This is where the derived classes supply their emit logic. /// /// The CodeDom representation of the type that the property is being added to. protected abstract void EmitProperty(CodeTypeDeclaration typeDecl); ////// Validation logic specific to property emitters /// protected override void Validate() { VerifyGetterAndSetterAccessibilityCompatability(); Generator.VerifyLanguageCaseSensitiveCompatibilityForProperty(Item as EdmMember); } ////// The compiler ensures accessibility on a Setter/Getter is more restrictive than on the Property. /// However accessibility modifiers are not well ordered. Internal and Protected don't go well together /// because neither is more restrictive than others. /// private void VerifyGetterAndSetterAccessibilityCompatability() { if (PropertyEmitter.GetGetterAccessibility(Item) == MemberAttributes.Assembly && PropertyEmitter.GetSetterAccessibility(Item) == MemberAttributes.Family) { Generator.AddError(Strings.GeneratedPropertyAccessibilityConflict(Item.Name, "Internal", "Protected"), ModelBuilderErrorCode.GeneratedPropertyAccessibilityConflict, EdmSchemaErrorSeverity.Error); } else if (PropertyEmitter.GetGetterAccessibility(Item) == MemberAttributes.Family && PropertyEmitter.GetSetterAccessibility(Item) == MemberAttributes.Assembly) { Generator.AddError(Strings.GeneratedPropertyAccessibilityConflict(Item.Name, "Protected", "Internal"), ModelBuilderErrorCode.GeneratedPropertyAccessibilityConflict, EdmSchemaErrorSeverity.Error); } } ////// Main method for Emitting property code. /// /// The CodeDom representation of the type that the property is being added to. public void Emit(CodeTypeDeclaration typeDecl) { Validate(); EmitProperty(typeDecl); } protected bool AncestorClassDefinesName(string name) { if (_declaringTypeUsesStandardBaseType && Utils.DoesTypeReserveMemberName(Item.DeclaringType, name, Generator.LanguageAppropriateStringComparer)) { return true; } StructuralType baseType = Item.DeclaringType.BaseType as StructuralType; if (baseType != null && baseType.Members.Contains(name)) { return true; } return false; } public new EdmMember Item { get { return base.Item as EdmMember; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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