Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / ndp / fx / src / DataEntity / System / Data / Common / CommandTrees / DbQueryCommandTree.cs / 1 / DbQueryCommandTree.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; namespace System.Data.Common.CommandTrees { ////// Represents a query operation expressed as a canonical command tree. /// [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")] public sealed class DbQueryCommandTree : DbCommandTree { private ExpressionLink _query; ////// Gets or sets an ///that defines the logic of the query operation. /// The expression is null ///The expression is associated with a different command tree public DbExpression Query { get { return _query.Expression; } /*CQT_PUBLIC_API(*/internal/*)*/ set { using (new EntityBid.ScopeAuto("%d#", this.ObjectId)) { EntityBid.Trace(" %d#, value=%d#, %d{cqt.DbExpressionKind}\n", this.ObjectId, DbExpression.GetObjectId(value), DbExpression.GetExpressionKind(value)); _query.Expression = value; } } } /// /// Constructs a new DbQueryCommandTree that uses the specified metadata workspace. /// /// The metadata workspace that the command tree should use. /// The logical 'space' that metadata in the expressions used in this command tree must belong to. ////// or is null /*CQT_PUBLIC_API(*/internal/*)*/ DbQueryCommandTree(MetadataWorkspace metadata, DataSpace dataSpace) : base(metadata, dataSpace) { using (new EntityBid.ScopeAuto(" does not represent a valid data space %d#", this.ObjectId)) { _query = new ExpressionLink("Query", this); } } /// /// Clones this command tree. This operation creates a new DbQueryCommandTree for which each expression property value is a clone of the corresponding property of this command tree. /// ///The cloned command tree /*CQT_PUBLIC_API(*/internal/*)*/ DbQueryCommandTree Clone() { using (new EntityBid.ScopeAuto("%d#", this.ObjectId)) { DbQueryCommandTree newTree = new DbQueryCommandTree( this.MetadataWorkspace, this.DataSpace ); this.CopyParametersTo(newTree); if (this.Query != null) { newTree.Query = ExpressionCopier.Copy(newTree, this.Query); } return newTree; } } internal override DbCommandTreeKind CommandTreeKind { get { return DbCommandTreeKind.Query; } } internal override void DumpStructure(ExpressionDumper dumper) { if (this.Query != null) { dumper.Dump(this.Query, "Query"); } } internal override string PrintTree(ExpressionPrinter printer) { return printer.Print(this); } internal override void Replace(ExpressionReplacer replacer) { using (new EntityBid.ScopeAuto(" %d#", this.ObjectId)) { if (this.Query != null) { DbExpression newQuery = replacer.Replace(this.Query); if (!object.ReferenceEquals(newQuery, this.Query)) { this.Query = newQuery; } } } } internal override void Validate(System.Data.Common.CommandTrees.Internal.Validator v) { using (new EntityBid.ScopeAuto(" %d#", this.ObjectId)) { v.Validate(this); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //---------------------------------------------------------------------- // // 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; namespace System.Data.Common.CommandTrees { ////// Represents a query operation expressed as a canonical command tree. /// [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")] public sealed class DbQueryCommandTree : DbCommandTree { private ExpressionLink _query; ////// Gets or sets an ///that defines the logic of the query operation. /// The expression is null ///The expression is associated with a different command tree public DbExpression Query { get { return _query.Expression; } /*CQT_PUBLIC_API(*/internal/*)*/ set { using (new EntityBid.ScopeAuto("%d#", this.ObjectId)) { EntityBid.Trace(" %d#, value=%d#, %d{cqt.DbExpressionKind}\n", this.ObjectId, DbExpression.GetObjectId(value), DbExpression.GetExpressionKind(value)); _query.Expression = value; } } } /// /// Constructs a new DbQueryCommandTree that uses the specified metadata workspace. /// /// The metadata workspace that the command tree should use. /// The logical 'space' that metadata in the expressions used in this command tree must belong to. ////// or is null /*CQT_PUBLIC_API(*/internal/*)*/ DbQueryCommandTree(MetadataWorkspace metadata, DataSpace dataSpace) : base(metadata, dataSpace) { using (new EntityBid.ScopeAuto(" does not represent a valid data space %d#", this.ObjectId)) { _query = new ExpressionLink("Query", this); } } /// /// Clones this command tree. This operation creates a new DbQueryCommandTree for which each expression property value is a clone of the corresponding property of this command tree. /// ///The cloned command tree /*CQT_PUBLIC_API(*/internal/*)*/ DbQueryCommandTree Clone() { using (new EntityBid.ScopeAuto("%d#", this.ObjectId)) { DbQueryCommandTree newTree = new DbQueryCommandTree( this.MetadataWorkspace, this.DataSpace ); this.CopyParametersTo(newTree); if (this.Query != null) { newTree.Query = ExpressionCopier.Copy(newTree, this.Query); } return newTree; } } internal override DbCommandTreeKind CommandTreeKind { get { return DbCommandTreeKind.Query; } } internal override void DumpStructure(ExpressionDumper dumper) { if (this.Query != null) { dumper.Dump(this.Query, "Query"); } } internal override string PrintTree(ExpressionPrinter printer) { return printer.Print(this); } internal override void Replace(ExpressionReplacer replacer) { using (new EntityBid.ScopeAuto(" %d#", this.ObjectId)) { if (this.Query != null) { DbExpression newQuery = replacer.Replace(this.Query); if (!object.ReferenceEquals(newQuery, this.Query)) { this.Query = newQuery; } } } } internal override void Validate(System.Data.Common.CommandTrees.Internal.Validator v) { using (new EntityBid.ScopeAuto(" %d#", this.ObjectId)) { v.Validate(this); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ResourcePermissionBase.cs
- ListContractAdapter.cs
- SchemaImporterExtensionElementCollection.cs
- ArgumentException.cs
- SystemIPv6InterfaceProperties.cs
- OleStrCAMarshaler.cs
- SharedPersonalizationStateInfo.cs
- FormViewPageEventArgs.cs
- DesignerOptionService.cs
- CodeSubDirectoriesCollection.cs
- SystemInformation.cs
- Executor.cs
- EdmType.cs
- TrustSection.cs
- OrderedEnumerableRowCollection.cs
- XmlQualifiedName.cs
- TreeNodeClickEventArgs.cs
- ProxyFragment.cs
- EventLogEntryCollection.cs
- BindingCollection.cs
- SchemaHelper.cs
- RoleManagerSection.cs
- PersistenceProvider.cs
- DateTimeSerializationSection.cs
- MenuStrip.cs
- MetadataWorkspace.cs
- TypeUnloadedException.cs
- EqualityComparer.cs
- BuilderPropertyEntry.cs
- Guid.cs
- BinaryConverter.cs
- IdentityReference.cs
- HotSpotCollection.cs
- DispatcherHookEventArgs.cs
- RequestCacheValidator.cs
- SspiNegotiationTokenProviderState.cs
- ContactManager.cs
- arc.cs
- DynamicPropertyReader.cs
- Conditional.cs
- RectAnimation.cs
- ServiceDurableInstance.cs
- DbDataSourceEnumerator.cs
- Validator.cs
- SQLSingle.cs
- Span.cs
- DataRelationCollection.cs
- TCEAdapterGenerator.cs
- DataGridAutomationPeer.cs
- SystemWebCachingSectionGroup.cs
- AppDomainProtocolHandler.cs
- Soap12FormatExtensions.cs
- CodeDirectoryCompiler.cs
- CompilerResults.cs
- Debug.cs
- RegexFCD.cs
- MimeMapping.cs
- FreezableCollection.cs
- OracleNumber.cs
- RemoveStoryboard.cs
- ActiveXSerializer.cs
- DesignRelationCollection.cs
- Dump.cs
- DictionaryBase.cs
- GenericEnumConverter.cs
- SqlDataSource.cs
- SqlProfileProvider.cs
- WebCategoryAttribute.cs
- UnhandledExceptionEventArgs.cs
- DbgCompiler.cs
- ExpressionEditorAttribute.cs
- PointCollection.cs
- PnrpPeerResolver.cs
- EventMappingSettings.cs
- XmlSigningNodeWriter.cs
- XmlCharCheckingWriter.cs
- ClusterSafeNativeMethods.cs
- FormViewDeleteEventArgs.cs
- StylusButtonEventArgs.cs
- _CacheStreams.cs
- MetaTableHelper.cs
- EndGetFileNameFromUserRequest.cs
- RectangleGeometry.cs
- Track.cs
- CodeStatement.cs
- OleDbPermission.cs
- uribuilder.cs
- AddInIpcChannel.cs
- AutomationPatternInfo.cs
- NonBatchDirectoryCompiler.cs
- GetWinFXPath.cs
- CloudCollection.cs
- RoutedEventArgs.cs
- ConfigurationStrings.cs
- RawContentTypeMapper.cs
- Control.cs
- GACIdentityPermission.cs
- MetadataExchangeClient.cs
- MouseEventArgs.cs
- ZipIOExtraFieldElement.cs