Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / ndp / fx / src / DataEntity / System / Data / Common / CommandTrees / DbInsertCommandTree.cs / 3 / DbInsertCommandTree.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; using System.Diagnostics; using System.Collections.ObjectModel; namespace System.Data.Common.CommandTrees { ////// Represents a single row insert operation expressed as a canonical command tree. /// When the [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")] public sealed class DbInsertCommandTree : DbModificationCommandTree { private IListproperty is set, the command returns a reader; otherwise, /// it returns a scalar value indicating the number of rows affected. /// _setClauses; private DbExpression _returning; internal DbInsertCommandTree(MetadataWorkspace metadata, DataSpace dataSpace) : base(metadata, dataSpace) { } /// /// Gets set clauses determining values of columns in the inserted row. /// public IListSetClauses { get { return _setClauses; } } /// /// Gets an ///that specifies a projection of results to be returned based on the modified rows. /// If null, indicates no results should be returned from this command. /// /// The returning projection includes only the following elements: /// public DbExpression Returning { get { return _returning; } internal set { _returning = value; } } internal override DbCommandTreeKind CommandTreeKind { get { return DbCommandTreeKind.Insert; } } internal override bool HasReader { get { return null != Returning; } } internal override void DumpStructure(ExpressionDumper dumper) { base.DumpStructure(dumper); dumper.Begin("SetClauses"); foreach (DbModificationClause clause in this.SetClauses) { if (null != clause) { clause.DumpStructure(dumper); } } dumper.End("SetClauses"); if (null != this.Returning) { dumper.Dump(this.Returning, "Returning"); } } internal override string PrintTree(ExpressionPrinter printer) { return printer.Print(this); } internal override void Replace(ExpressionReplacer replacer) { using (new EntityBid.ScopeAuto("///
///- NewInstance expression
///- Property expression
///%d#", this.ObjectId)) { throw EntityUtil.NotSupported(); } } /// /// Initializes set clauses on this command tree. /// /// Set clauses. internal void InitializeSetClauses(ListsetClauses) { Debug.Assert(null != setClauses, "setClauses cannot be null"); _setClauses = setClauses.AsReadOnly(); } } } // 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; using System.Diagnostics; using System.Collections.ObjectModel; namespace System.Data.Common.CommandTrees { ////// Represents a single row insert operation expressed as a canonical command tree. /// When the [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")] public sealed class DbInsertCommandTree : DbModificationCommandTree { private IListproperty is set, the command returns a reader; otherwise, /// it returns a scalar value indicating the number of rows affected. /// _setClauses; private DbExpression _returning; internal DbInsertCommandTree(MetadataWorkspace metadata, DataSpace dataSpace) : base(metadata, dataSpace) { } /// /// Gets set clauses determining values of columns in the inserted row. /// public IListSetClauses { get { return _setClauses; } } /// /// Gets an ///that specifies a projection of results to be returned based on the modified rows. /// If null, indicates no results should be returned from this command. /// /// The returning projection includes only the following elements: /// public DbExpression Returning { get { return _returning; } internal set { _returning = value; } } internal override DbCommandTreeKind CommandTreeKind { get { return DbCommandTreeKind.Insert; } } internal override bool HasReader { get { return null != Returning; } } internal override void DumpStructure(ExpressionDumper dumper) { base.DumpStructure(dumper); dumper.Begin("SetClauses"); foreach (DbModificationClause clause in this.SetClauses) { if (null != clause) { clause.DumpStructure(dumper); } } dumper.End("SetClauses"); if (null != this.Returning) { dumper.Dump(this.Returning, "Returning"); } } internal override string PrintTree(ExpressionPrinter printer) { return printer.Print(this); } internal override void Replace(ExpressionReplacer replacer) { using (new EntityBid.ScopeAuto("///
///- NewInstance expression
///- Property expression
///%d#", this.ObjectId)) { throw EntityUtil.NotSupported(); } } /// /// Initializes set clauses on this command tree. /// /// Set clauses. internal void InitializeSetClauses(ListsetClauses) { Debug.Assert(null != setClauses, "setClauses cannot be null"); _setClauses = setClauses.AsReadOnly(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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