DbSetClause.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 / Common / CommandTrees / DbSetClause.cs / 1305376 / DbSetClause.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System; 
using System.Collections.Generic;

using System.Data.Metadata.Edm;
using System.Data.Common.CommandTrees.Internal; 
using System.Data.Common.Utils;
using System.Diagnostics; 
 
namespace System.Data.Common.CommandTrees
{ 
    /// 
    /// Specifies a clause in a modification operation setting the value of a property.
    /// 
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")] 
    public sealed class DbSetClause : DbModificationClause
    { 
        private DbExpression _prop; 
        private DbExpression _val;
 
        internal DbSetClause(DbExpression targetProperty, DbExpression sourceValue)
            : base()
        {
            EntityUtil.CheckArgumentNull(targetProperty, "targetProperty"); 
            EntityUtil.CheckArgumentNull(sourceValue, "sourceValue");
            _prop = targetProperty; 
            _val = sourceValue; 
        }
 
        /// 
        /// Gets an  that specifies the property that should be updated.
        /// 
        ///  
        /// Constrained to be a .
        ///  
        public DbExpression Property 
        {
            get 
            {
                return _prop;
            }
        } 

        ///  
        /// Gets an  that specifies the new value with which to update the property. 
        /// 
        ///  
        /// Constrained to be a  or 
        /// 
        public DbExpression Value
        { 
            get
            { 
                return _val; 
            }
        } 

        internal override void DumpStructure(ExpressionDumper dumper)
        {
            dumper.Begin("DbSetClause"); 
            if (null != this.Property)
            { 
                dumper.Dump(this.Property, "Property"); 
            }
            if (null != this.Value) 
            {
                dumper.Dump(this.Value, "Value");
            }
            dumper.End("DbSetClause"); 
        }
 
        internal override TreeNode Print(DbExpressionVisitor visitor) 
        {
            TreeNode node = new TreeNode("DbSetClause"); 
            if (null != this.Property)
            {
                node.Children.Add(new TreeNode("Property", this.Property.Accept(visitor)));
            } 
            if (null != this.Value)
            { 
                node.Children.Add(new TreeNode("Value", this.Value.Accept(visitor))); 
            }
            return node; 
        }
    }
}

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

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