StorageAssociationTypeMapping.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / Mapping / StorageAssociationTypeMapping.cs / 1305376 / StorageAssociationTypeMapping.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....], [....]
//--------------------------------------------------------------------- 
 
using System;
using System.Collections.Generic; 
using System.Collections.ObjectModel;
using System.Text;
using System.Data.Metadata.Edm;
 
namespace System.Data.Mapping {
    ///  
    /// Represents the Mapping metadata for an association type map in CS space. 
    /// 
    ///  
    /// For Example if conceptually you could represent the CS MSL file as following
    /// --Mapping
    ///   --EntityContainerMapping ( CNorthwind-->SNorthwind )
    ///     --EntitySetMapping 
    ///       --EntityTypeMapping
    ///         --TableMappingFragment 
    ///           --EntityKey 
    ///             --ScalarPropertyMap
    ///           --ScalarPropertyMap 
    ///       --EntityTypeMapping
    ///         --TableMappingFragment
    ///           --EntityKey
    ///             --ScalarPropertyMap 
    ///           --ComplexPropertyMap
    ///             --ComplexTypeMap 
    ///               --ScalarPropertyMap 
    ///               --ScalarProperyMap
    ///           --ScalarPropertyMap 
    ///     --AssociationSetMapping
    ///       --AssociationTypeMapping
    ///         --TableMappingFragment
    ///           --EndPropertyMap 
    ///             --ScalarPropertyMap
    ///             --ScalarProperyMap 
    ///           --EndPropertyMap 
    ///             --ScalarPropertyMap
    ///   --EntityContainerMapping ( CMyDatabase-->SMyDatabase ) 
    ///     --CompositionSetMapping
    ///       --CompositionTypeMapping
    ///         --TableMappingFragment
    ///           --ParentEntityKey 
    ///             --ScalarPropertyMap
    ///             --ScalarPropertyMap 
    ///           --EntityKey 
    ///             --ScalarPropertyMap
    ///             --ScalarPropertyMap 
    ///           --ComplexPropertyMap
    ///             --ComplexTypeMap
    ///               --ScalarPropertyMap
    ///               --ScalarProperyMap 
    ///           --ScalarPropertyMap
    /// This class represents the metadata for all association Type map elements in the 
    /// above example. Users can access the table mapping fragments under the 
    /// association type mapping through this class.
    ///  
    internal class StorageAssociationTypeMapping : StorageTypeMapping {
        #region Constructors
        /// 
        /// Construct the new AssociationTypeMapping object. 
        /// 
        /// Represents the Association Type metadata object 
        /// Set Mapping that contains this Type mapping  
        internal StorageAssociationTypeMapping(AssociationType relation, StorageSetMapping setMapping)
            : base(setMapping) { 
            this.m_relation = relation;
        }
        #endregion
 
        #region Fields
        AssociationType m_relation;   //Type for which the mapping is represented 
        #endregion 

        #region Properties 
        /// 
        /// The AssociationTypeType Metadata object for which the mapping is represented.
        /// 
        internal AssociationType AssociationType 
        {
            get { 
                return this.m_relation; 
            }
        } 

        /// 
        /// a list of TypeMetadata that this mapping holds true for.
        /// Since Association types dont participate in Inheritance, This can only 
        /// be one type.
        ///  
        internal override ReadOnlyCollection Types { 
            get {
                return new ReadOnlyCollection(new AssociationType[] { m_relation }); 
            }
        }

        ///  
        /// a list of TypeMetadatas for which the mapping holds true for
        /// not only the type specified but the sub-types of that type as well. 
        /// Since Association types dont participate in Inheritance, an Empty list 
        /// is returned here.
        ///  
        internal override ReadOnlyCollection IsOfTypes {
            get {
                return new List().AsReadOnly();
            } 
        }
        #endregion 
 
        #region Methods
        ///  
        /// This method is primarily for debugging purposes.
        /// Will be removed shortly.
        /// 
        ///  
        internal override void Print(int index) {
            StorageEntityContainerMapping.GetPrettyPrintString(ref index); 
            StringBuilder sb = new StringBuilder(); 
            sb.Append("AssociationTypeMapping");
            sb.Append("   "); 
            sb.Append("Type Name:");
            sb.Append(this.m_relation.Name);
            sb.Append("   ");
            Console.WriteLine(sb.ToString()); 
            foreach (StorageMappingFragment fragment in MappingFragments) {
                fragment.Print(index + 5); 
            } 
        }
        #endregion 
    }
}

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

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