AttributeEmitter.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / ndp / fx / src / DataWeb / Design / system / Data / EntityModel / Emitters / AttributeEmitter.cs / 1 / AttributeEmitter.cs
                        
                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System.CodeDom; 
using System.Collections.Generic;
using System.Data.Services.Design;
using System.Data.Metadata.Edm;
using System.Diagnostics; 
using System.Linq;
 
namespace System.Data.EntityModel.Emitters 
{
    ///  
    /// Summary description for AttributeEmitter.
    /// 
    internal sealed class AttributeEmitter
    { 
        TypeReference _typeReference;
 
        internal TypeReference TypeReference 
        {
            get { return _typeReference; } 
        }

        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"); 

            object[] keys = emitter.Item.KeyMembers.Select(km => (object) km.Name).ToArray(); 
            typeDecl.CustomAttributes.Add(EmitSimpleAttribute(Utils.WebFrameworkCommonNamespace + "." + "DataServiceKeyAttribute", keys));
        }

        ///  
        /// 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"); 
        }
 
        /// 
        /// 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,
                                           List additionalAttributes) 
        {
            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); 
                }
            } 
        } 

        ///  
        /// 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");
 
            // not emitting System.Runtime.Serializaton.DataContractAttribute
            // not emitting System.Serializable
        }
 
        #region Static Methods
        ///  
        /// 
        /// 
        ///  
        /// 
        /// 
        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)); 
            } 
        }
 
        /// 
        /// 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) 
        { 
            // not emitting System.Xml.Serialization.XmlIgnoreAttribute
            // not emitting System.Xml.Serialization.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)
        { 
            // not emitting System.ComponentModel.BrowsableAttribute
        }

        #endregion 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System.CodeDom; 
using System.Collections.Generic;
using System.Data.Services.Design;
using System.Data.Metadata.Edm;
using System.Diagnostics; 
using System.Linq;
 
namespace System.Data.EntityModel.Emitters 
{
    ///  
    /// Summary description for AttributeEmitter.
    /// 
    internal sealed class AttributeEmitter
    { 
        TypeReference _typeReference;
 
        internal TypeReference TypeReference 
        {
            get { return _typeReference; } 
        }

        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"); 

            object[] keys = emitter.Item.KeyMembers.Select(km => (object) km.Name).ToArray(); 
            typeDecl.CustomAttributes.Add(EmitSimpleAttribute(Utils.WebFrameworkCommonNamespace + "." + "DataServiceKeyAttribute", keys));
        }

        ///  
        /// 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"); 
        }
 
        /// 
        /// 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,
                                           List additionalAttributes) 
        {
            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); 
                }
            } 
        } 

        ///  
        /// 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");
 
            // not emitting System.Runtime.Serializaton.DataContractAttribute
            // not emitting System.Serializable
        }
 
        #region Static Methods
        ///  
        /// 
        /// 
        ///  
        /// 
        /// 
        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)); 
            } 
        }
 
        /// 
        /// 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) 
        { 
            // not emitting System.Xml.Serialization.XmlIgnoreAttribute
            // not emitting System.Xml.Serialization.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)
        { 
            // not emitting System.ComponentModel.BrowsableAttribute
        }

        #endregion 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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