Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / ndp / fx / src / DataEntity / System / Data / Query / InternalTrees / ColumnMapVisitor.cs / 2 / ColumnMapVisitor.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....], [....] //--------------------------------------------------------------------- namespace System.Data.Query.InternalTrees { using System.Collections; using System.Collections.Generic; using System.Text; using System.Data; using System.Data.Common; using System.Data.Common.CommandTrees; using System.Data.Metadata.Edm; using System.Data.Query.PlanCompiler; using System.Diagnostics; using System.IO; using System.Threading; ////// Basic Visitor Design Pattern support for ColumnMap hierarchy; /// /// This visitor class will walk the entire hierarchy, but does not /// return results; it's useful for operations such as printing and /// searching. /// ///internal abstract class ColumnMapVisitor { #region visitor helpers /// /// Common List(ColumnMap) code /// /// /// protected void VisitList(TListType[] columnMaps, TArgType arg) where TListType : ColumnMap { foreach (TListType columnMap in columnMaps) { columnMap.Accept(this, arg); } } #endregion #region EntityIdentity handling protected void VisitEntityIdentity(EntityIdentity entityIdentity, TArgType arg) { DiscriminatedEntityIdentity dei = entityIdentity as DiscriminatedEntityIdentity; if (null != dei) { VisitEntityIdentity(dei, arg); } else { VisitEntityIdentity((SimpleEntityIdentity)entityIdentity, arg); } } protected virtual void VisitEntityIdentity(DiscriminatedEntityIdentity entityIdentity, TArgType arg) { entityIdentity.EntitySetColumnMap.Accept(this, arg); foreach (SimpleColumnMap columnMap in entityIdentity.Keys) { columnMap.Accept(this, arg); } } protected virtual void VisitEntityIdentity(SimpleEntityIdentity entityIdentity, TArgType arg) { foreach (SimpleColumnMap columnMap in entityIdentity.Keys) { columnMap.Accept(this, arg); } } #endregion #region Visitor methods internal virtual void Visit(ComplexTypeColumnMap columnMap, TArgType arg) { ColumnMap nullSentinel = columnMap.NullSentinel; if (null != nullSentinel) { nullSentinel.Accept(this, arg); } foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(DiscriminatedCollectionColumnMap columnMap, TArgType arg) { columnMap.Discriminator.Accept(this, arg); foreach (SimpleColumnMap fk in columnMap.ForeignKeys) { fk.Accept(this, arg); } foreach (SimpleColumnMap k in columnMap.Keys) { k.Accept(this, arg); } columnMap.Element.Accept(this, arg); } internal virtual void Visit(EntityColumnMap columnMap, TArgType arg) { VisitEntityIdentity(columnMap.EntityIdentity, arg); foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(SimplePolymorphicColumnMap columnMap, TArgType arg) { columnMap.TypeDiscriminator.Accept(this, arg); foreach (ColumnMap cm in columnMap.TypeChoices.Values) { cm.Accept(this, arg); } foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(MultipleDiscriminatorPolymorphicColumnMap columnMap, TArgType arg) { foreach (var typeDiscriminator in columnMap.TypeDiscriminators) { typeDiscriminator.Accept(this, arg); } foreach (var typeColumnMap in columnMap.TypeChoices.Values) { typeColumnMap.Accept(this, arg); } foreach (var property in columnMap.Properties) { property.Accept(this, arg); } } internal virtual void Visit(RecordColumnMap columnMap, TArgType arg) { ColumnMap nullSentinel = columnMap.NullSentinel; if (null != nullSentinel) { nullSentinel.Accept(this, arg); } foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(RefColumnMap columnMap, TArgType arg) { VisitEntityIdentity(columnMap.EntityIdentity, arg); } internal virtual void Visit(ScalarColumnMap columnMap, TArgType arg) { } internal virtual void Visit(SimpleCollectionColumnMap columnMap, TArgType arg) { foreach (SimpleColumnMap fk in columnMap.ForeignKeys) { fk.Accept(this, arg); } foreach (SimpleColumnMap k in columnMap.Keys) { k.Accept(this, arg); } columnMap.Element.Accept(this, arg); } internal virtual void Visit(VarRefColumnMap columnMap, TArgType arg) { } #endregion } /// /// Basic Visitor Design Pattern support for ColumnMap hierarchy; /// /// This visitor class allows you to return results; it's useful for operations /// that copy or manipulate the hierarchy. /// ////// internal abstract class ColumnMapVisitorWithResults { #region EntityIdentity handling protected EntityIdentity VisitEntityIdentity(EntityIdentity entityIdentity, TArgType arg) { DiscriminatedEntityIdentity dei = entityIdentity as DiscriminatedEntityIdentity; if (null != dei) { return VisitEntityIdentity(dei, arg); } else { return VisitEntityIdentity((SimpleEntityIdentity)entityIdentity, arg); } } protected virtual EntityIdentity VisitEntityIdentity(DiscriminatedEntityIdentity entityIdentity, TArgType arg) { return entityIdentity; } protected virtual EntityIdentity VisitEntityIdentity(SimpleEntityIdentity entityIdentity, TArgType arg) { return entityIdentity; } #endregion #region Visitor methods internal abstract TResultType Visit(ComplexTypeColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(DiscriminatedCollectionColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(EntityColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(SimplePolymorphicColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(RecordColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(RefColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(ScalarColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(SimpleCollectionColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(VarRefColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(MultipleDiscriminatorPolymorphicColumnMap columnMap, TArgType arg); #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //---------------------------------------------------------------------- // // Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....], [....] //--------------------------------------------------------------------- namespace System.Data.Query.InternalTrees { using System.Collections; using System.Collections.Generic; using System.Text; using System.Data; using System.Data.Common; using System.Data.Common.CommandTrees; using System.Data.Metadata.Edm; using System.Data.Query.PlanCompiler; using System.Diagnostics; using System.IO; using System.Threading; ////// Basic Visitor Design Pattern support for ColumnMap hierarchy; /// /// This visitor class will walk the entire hierarchy, but does not /// return results; it's useful for operations such as printing and /// searching. /// ///internal abstract class ColumnMapVisitor { #region visitor helpers /// /// Common List(ColumnMap) code /// /// /// protected void VisitList(TListType[] columnMaps, TArgType arg) where TListType : ColumnMap { foreach (TListType columnMap in columnMaps) { columnMap.Accept(this, arg); } } #endregion #region EntityIdentity handling protected void VisitEntityIdentity(EntityIdentity entityIdentity, TArgType arg) { DiscriminatedEntityIdentity dei = entityIdentity as DiscriminatedEntityIdentity; if (null != dei) { VisitEntityIdentity(dei, arg); } else { VisitEntityIdentity((SimpleEntityIdentity)entityIdentity, arg); } } protected virtual void VisitEntityIdentity(DiscriminatedEntityIdentity entityIdentity, TArgType arg) { entityIdentity.EntitySetColumnMap.Accept(this, arg); foreach (SimpleColumnMap columnMap in entityIdentity.Keys) { columnMap.Accept(this, arg); } } protected virtual void VisitEntityIdentity(SimpleEntityIdentity entityIdentity, TArgType arg) { foreach (SimpleColumnMap columnMap in entityIdentity.Keys) { columnMap.Accept(this, arg); } } #endregion #region Visitor methods internal virtual void Visit(ComplexTypeColumnMap columnMap, TArgType arg) { ColumnMap nullSentinel = columnMap.NullSentinel; if (null != nullSentinel) { nullSentinel.Accept(this, arg); } foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(DiscriminatedCollectionColumnMap columnMap, TArgType arg) { columnMap.Discriminator.Accept(this, arg); foreach (SimpleColumnMap fk in columnMap.ForeignKeys) { fk.Accept(this, arg); } foreach (SimpleColumnMap k in columnMap.Keys) { k.Accept(this, arg); } columnMap.Element.Accept(this, arg); } internal virtual void Visit(EntityColumnMap columnMap, TArgType arg) { VisitEntityIdentity(columnMap.EntityIdentity, arg); foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(SimplePolymorphicColumnMap columnMap, TArgType arg) { columnMap.TypeDiscriminator.Accept(this, arg); foreach (ColumnMap cm in columnMap.TypeChoices.Values) { cm.Accept(this, arg); } foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(MultipleDiscriminatorPolymorphicColumnMap columnMap, TArgType arg) { foreach (var typeDiscriminator in columnMap.TypeDiscriminators) { typeDiscriminator.Accept(this, arg); } foreach (var typeColumnMap in columnMap.TypeChoices.Values) { typeColumnMap.Accept(this, arg); } foreach (var property in columnMap.Properties) { property.Accept(this, arg); } } internal virtual void Visit(RecordColumnMap columnMap, TArgType arg) { ColumnMap nullSentinel = columnMap.NullSentinel; if (null != nullSentinel) { nullSentinel.Accept(this, arg); } foreach (ColumnMap p in columnMap.Properties) { p.Accept(this, arg); } } internal virtual void Visit(RefColumnMap columnMap, TArgType arg) { VisitEntityIdentity(columnMap.EntityIdentity, arg); } internal virtual void Visit(ScalarColumnMap columnMap, TArgType arg) { } internal virtual void Visit(SimpleCollectionColumnMap columnMap, TArgType arg) { foreach (SimpleColumnMap fk in columnMap.ForeignKeys) { fk.Accept(this, arg); } foreach (SimpleColumnMap k in columnMap.Keys) { k.Accept(this, arg); } columnMap.Element.Accept(this, arg); } internal virtual void Visit(VarRefColumnMap columnMap, TArgType arg) { } #endregion } /// /// Basic Visitor Design Pattern support for ColumnMap hierarchy; /// /// This visitor class allows you to return results; it's useful for operations /// that copy or manipulate the hierarchy. /// ////// internal abstract class ColumnMapVisitorWithResults { #region EntityIdentity handling protected EntityIdentity VisitEntityIdentity(EntityIdentity entityIdentity, TArgType arg) { DiscriminatedEntityIdentity dei = entityIdentity as DiscriminatedEntityIdentity; if (null != dei) { return VisitEntityIdentity(dei, arg); } else { return VisitEntityIdentity((SimpleEntityIdentity)entityIdentity, arg); } } protected virtual EntityIdentity VisitEntityIdentity(DiscriminatedEntityIdentity entityIdentity, TArgType arg) { return entityIdentity; } protected virtual EntityIdentity VisitEntityIdentity(SimpleEntityIdentity entityIdentity, TArgType arg) { return entityIdentity; } #endregion #region Visitor methods internal abstract TResultType Visit(ComplexTypeColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(DiscriminatedCollectionColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(EntityColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(SimplePolymorphicColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(RecordColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(RefColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(ScalarColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(SimpleCollectionColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(VarRefColumnMap columnMap, TArgType arg); internal abstract TResultType Visit(MultipleDiscriminatorPolymorphicColumnMap columnMap, TArgType arg); #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SmtpReplyReaderFactory.cs
- TableLayout.cs
- DescendantBaseQuery.cs
- CmsInterop.cs
- SelectionProcessor.cs
- RightNameExpirationInfoPair.cs
- DNS.cs
- TextAction.cs
- TrailingSpaceComparer.cs
- IndentTextWriter.cs
- Events.cs
- UserPreferenceChangingEventArgs.cs
- ButtonField.cs
- SystemIcmpV4Statistics.cs
- SystemWebCachingSectionGroup.cs
- TextRange.cs
- TreeView.cs
- IdentitySection.cs
- DataKeyCollection.cs
- CodeLabeledStatement.cs
- PkcsMisc.cs
- TemplateControlParser.cs
- WindowsFormsHost.cs
- MenuTracker.cs
- BindingMemberInfo.cs
- UniqueEventHelper.cs
- GenericIdentity.cs
- WebMessageFormatHelper.cs
- ListBindableAttribute.cs
- RoutedCommand.cs
- UrlMappingsModule.cs
- TextContainerHelper.cs
- ClientFormsIdentity.cs
- IDictionary.cs
- DoubleLinkListEnumerator.cs
- XhtmlBasicImageAdapter.cs
- EventDescriptor.cs
- PassportAuthentication.cs
- WorkflowOperationContext.cs
- AutomationAttributeInfo.cs
- TypeConverter.cs
- Base64Encoding.cs
- EventHandlersDesigner.cs
- LineProperties.cs
- XPathAxisIterator.cs
- PreservationFileReader.cs
- RecipientInfo.cs
- AnonymousIdentificationModule.cs
- FrameAutomationPeer.cs
- FontNameEditor.cs
- CopyAttributesAction.cs
- FieldTemplateFactory.cs
- TextServicesHost.cs
- OperationFormatStyle.cs
- DataSourceXmlClassAttribute.cs
- AutomationPropertyInfo.cs
- GuidelineCollection.cs
- NavigateEvent.cs
- PositiveTimeSpanValidatorAttribute.cs
- ThreadStaticAttribute.cs
- HtmlWindowCollection.cs
- RoleServiceManager.cs
- DelegateArgumentReference.cs
- HtmlControl.cs
- Container.cs
- ListItemCollection.cs
- DriveInfo.cs
- ProgressBarAutomationPeer.cs
- _DisconnectOverlappedAsyncResult.cs
- DataGridSortCommandEventArgs.cs
- ParentUndoUnit.cs
- BasicCellRelation.cs
- CultureTable.cs
- BCryptNative.cs
- BindingOperations.cs
- TextDecoration.cs
- FontUnitConverter.cs
- DATA_BLOB.cs
- SQLDoubleStorage.cs
- CapabilitiesRule.cs
- HwndStylusInputProvider.cs
- UTF8Encoding.cs
- DataControlImageButton.cs
- HtmlTableRowCollection.cs
- EventToken.cs
- StyleBamlRecordReader.cs
- PrePrepareMethodAttribute.cs
- DataBindingCollection.cs
- TableRow.cs
- BuildResultCache.cs
- CodeSubDirectory.cs
- PenThread.cs
- TextAnchor.cs
- SqlBulkCopy.cs
- DataGridViewTextBoxCell.cs
- XmlSortKeyAccumulator.cs
- login.cs
- ResXResourceWriter.cs
- TextParagraphCache.cs
- DesignerRegionCollection.cs