DbModificationCommandTree.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 / DataEntity / System / Data / Common / CommandTrees / DbModificationCommandTree.cs / 2 / DbModificationCommandTree.cs
                        
                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....], [....]
//--------------------------------------------------------------------- 
 
using System;
using System.Collections.Generic; 

using System.Data.Metadata.Edm;
using System.Data.Common.CommandTrees.Internal;
using System.Data.Common.Utils; 

namespace System.Data.Common.CommandTrees 
{ 
    /// 
    /// Represents a DML operation expressed as a canonical command tree 
    /// 
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")]
    public abstract class DbModificationCommandTree : DbCommandTree
    { 
        private DbExpressionBinding _target;
 
        internal DbModificationCommandTree(MetadataWorkspace metadata, DataSpace dataSpace) 
            : base(metadata, dataSpace) { }
 
        /// 
        /// Gets the  that specifies the target table for the DML operation.
        /// 
        /// The expression binding is null 
        /// The expression binding is associated with a different command tree
        public DbExpressionBinding Target 
        { 
            get
            { 
                return _target;
            }

            internal set 
            {
                using (new EntityBid.ScopeAuto(" %d#", this.ObjectId)) 
                { 
                    DbExpressionBinding.Check("Target", value, this);
 
                    EntityBid.Trace(" %d#, value.VariableName='%ls'\n", this.ObjectId, value.VariableName);
                    EntityBid.Trace(" %d#, value.DbExpression=%d#, %d{cqt.DbExpressionKind}\n", this.ObjectId, DbExpression.GetObjectId(value.Expression), DbExpression.GetExpressionKind(value.Expression));

                    _target = value; 
                    this.SetModified();
                } 
            } 
        }
 
        /// 
        /// Returns true if this modification command returns a reader (for instance, to return server generated values)
        /// 
        internal abstract bool HasReader 
        {
            get; 
        } 

        internal override void DumpStructure(ExpressionDumper dumper) 
        {
            if (this.Target != null)
            {
                dumper.Dump(this.Target, "Target"); 
            }
        } 
    } 
}

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

using System.Data.Metadata.Edm;
using System.Data.Common.CommandTrees.Internal;
using System.Data.Common.Utils; 

namespace System.Data.Common.CommandTrees 
{ 
    /// 
    /// Represents a DML operation expressed as a canonical command tree 
    /// 
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")]
    public abstract class DbModificationCommandTree : DbCommandTree
    { 
        private DbExpressionBinding _target;
 
        internal DbModificationCommandTree(MetadataWorkspace metadata, DataSpace dataSpace) 
            : base(metadata, dataSpace) { }
 
        /// 
        /// Gets the  that specifies the target table for the DML operation.
        /// 
        /// The expression binding is null 
        /// The expression binding is associated with a different command tree
        public DbExpressionBinding Target 
        { 
            get
            { 
                return _target;
            }

            internal set 
            {
                using (new EntityBid.ScopeAuto(" %d#", this.ObjectId)) 
                { 
                    DbExpressionBinding.Check("Target", value, this);
 
                    EntityBid.Trace(" %d#, value.VariableName='%ls'\n", this.ObjectId, value.VariableName);
                    EntityBid.Trace(" %d#, value.DbExpression=%d#, %d{cqt.DbExpressionKind}\n", this.ObjectId, DbExpression.GetObjectId(value.Expression), DbExpression.GetExpressionKind(value.Expression));

                    _target = value; 
                    this.SetModified();
                } 
            } 
        }
 
        /// 
        /// Returns true if this modification command returns a reader (for instance, to return server generated values)
        /// 
        internal abstract bool HasReader 
        {
            get; 
        } 

        internal override void DumpStructure(ExpressionDumper dumper) 
        {
            if (this.Target != null)
            {
                dumper.Dump(this.Target, "Target"); 
            }
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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DbModificationCommandTree.cs source code in C# .NET

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