RelationshipEndMember.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / Metadata / Edm / RelationshipEndMember.cs / 1305376 / RelationshipEndMember.cs

                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 
using System;
using System.Collections.Generic; 
using System.Text;
using System.Data.Common;

namespace System.Data.Metadata.Edm 
{
    ///  
    /// Initializes a new instance of the RelationshipEndMember class 
    /// 
    public abstract class RelationshipEndMember : EdmMember 
    {
        #region Constructors
        /// 
        /// Initializes a new instance of RelationshipEndMember 
        /// 
        /// name of the relationship end member 
        /// Ref type that this end refers to  
        /// The multiplicity of this relationship end
        /// Thrown if name or endRefType arguments is null 
        /// Thrown if name argument is empty string
        internal RelationshipEndMember(string name,
                                       RefType endRefType,
                                       RelationshipMultiplicity multiplicity) 
        : base(name,
               TypeUsage.Create(endRefType, new FacetValues{ Nullable = false })) 
        { 
            _relationshipMultiplicity = multiplicity;
            _deleteBehavior = OperationAction.None; 
        }
        #endregion

        #region Fields 
        private OperationAction _deleteBehavior;
        private RelationshipMultiplicity _relationshipMultiplicity; 
        #endregion 

        #region Properties 
        /// 
        /// Returns the operational behaviour for this end
        /// 
        [MetadataProperty(BuiltInTypeKind.OperationAction, true)] 
        public OperationAction DeleteBehavior
        { 
            get 
            {
                return _deleteBehavior; 
            }
            internal set
            {
                Util.ThrowIfReadOnly(this); 
                _deleteBehavior = value;
            } 
 
        }
 
        /// 
        /// Returns the multiplicity for this relationship end
        /// 
        [MetadataProperty(BuiltInTypeKind.RelationshipMultiplicity, false)] 
        public RelationshipMultiplicity RelationshipMultiplicity
        { 
            get 
            {
                return _relationshipMultiplicity; 
            }
        }
        #endregion
 
        public EntityType GetEntityType()
        { 
            if (TypeUsage == null) 
                return null;
            return (EntityType)((RefType)TypeUsage.EdmType).ElementType; 
        }
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner       [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 
using System;
using System.Collections.Generic; 
using System.Text;
using System.Data.Common;

namespace System.Data.Metadata.Edm 
{
    ///  
    /// Initializes a new instance of the RelationshipEndMember class 
    /// 
    public abstract class RelationshipEndMember : EdmMember 
    {
        #region Constructors
        /// 
        /// Initializes a new instance of RelationshipEndMember 
        /// 
        /// name of the relationship end member 
        /// Ref type that this end refers to  
        /// The multiplicity of this relationship end
        /// Thrown if name or endRefType arguments is null 
        /// Thrown if name argument is empty string
        internal RelationshipEndMember(string name,
                                       RefType endRefType,
                                       RelationshipMultiplicity multiplicity) 
        : base(name,
               TypeUsage.Create(endRefType, new FacetValues{ Nullable = false })) 
        { 
            _relationshipMultiplicity = multiplicity;
            _deleteBehavior = OperationAction.None; 
        }
        #endregion

        #region Fields 
        private OperationAction _deleteBehavior;
        private RelationshipMultiplicity _relationshipMultiplicity; 
        #endregion 

        #region Properties 
        /// 
        /// Returns the operational behaviour for this end
        /// 
        [MetadataProperty(BuiltInTypeKind.OperationAction, true)] 
        public OperationAction DeleteBehavior
        { 
            get 
            {
                return _deleteBehavior; 
            }
            internal set
            {
                Util.ThrowIfReadOnly(this); 
                _deleteBehavior = value;
            } 
 
        }
 
        /// 
        /// Returns the multiplicity for this relationship end
        /// 
        [MetadataProperty(BuiltInTypeKind.RelationshipMultiplicity, false)] 
        public RelationshipMultiplicity RelationshipMultiplicity
        { 
            get 
            {
                return _relationshipMultiplicity; 
            }
        }
        #endregion
 
        public EntityType GetEntityType()
        { 
            if (TypeUsage == null) 
                return null;
            return (EntityType)((RefType)TypeUsage.EdmType).ElementType; 
        }
    }
}

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

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