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 / Map / Update / Internal / ExtractedStateEntry.cs / 1 / ExtractedStateEntry.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] //--------------------------------------------------------------------- using System.Collections.Generic; using System.Data.Common.CommandTrees; using System.Data.Metadata.Edm; using System.Diagnostics; using System.Linq; namespace System.Data.Mapping.Update.Internal { ////// Represents the data contained in a StateEntry using internal data structures /// of the UpdatePipeline. /// internal struct ExtractedStateEntry { internal readonly EntityState State; internal readonly PropagatorResult Original; internal readonly PropagatorResult Current; internal readonly IEntityStateEntry Source; internal ExtractedStateEntry(UpdateTranslator translator, IEntityStateEntry stateEntry) { Debug.Assert(null != stateEntry, "stateEntry must not be null"); this.State = stateEntry.State; this.Source = stateEntry; switch (stateEntry.State) { case EntityState.Deleted: this.Original = translator.RecordConverter.ConvertOriginalValuesToPropagatorResult( stateEntry, null /* indicates all properties are modified */); this.Current = null; break; case EntityState.Unchanged: this.Original = translator.RecordConverter.ConvertOriginalValuesToPropagatorResult( stateEntry, Enumerable.Empty() /* indicates no properties are modified */); this.Current = translator.RecordConverter.ConvertCurrentValuesToPropagatorResult( stateEntry, Enumerable.Empty ()); break; case EntityState.Modified: this.Original = translator.RecordConverter.ConvertOriginalValuesToPropagatorResult( stateEntry, stateEntry.GetModifiedProperties()); this.Current = translator.RecordConverter.ConvertCurrentValuesToPropagatorResult( stateEntry, stateEntry.GetModifiedProperties()); break; case EntityState.Added: this.Original = null; this.Current = translator.RecordConverter.ConvertCurrentValuesToPropagatorResult( stateEntry, null /* indicates all properties are modified */); break; default: Debug.Fail("unexpected IEntityStateEntry.State for entity " + stateEntry.State); this.Original = null; this.Current = null; break; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //---------------------------------------------------------------------- // // Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] //--------------------------------------------------------------------- using System.Collections.Generic; using System.Data.Common.CommandTrees; using System.Data.Metadata.Edm; using System.Diagnostics; using System.Linq; namespace System.Data.Mapping.Update.Internal { ////// Represents the data contained in a StateEntry using internal data structures /// of the UpdatePipeline. /// internal struct ExtractedStateEntry { internal readonly EntityState State; internal readonly PropagatorResult Original; internal readonly PropagatorResult Current; internal readonly IEntityStateEntry Source; internal ExtractedStateEntry(UpdateTranslator translator, IEntityStateEntry stateEntry) { Debug.Assert(null != stateEntry, "stateEntry must not be null"); this.State = stateEntry.State; this.Source = stateEntry; switch (stateEntry.State) { case EntityState.Deleted: this.Original = translator.RecordConverter.ConvertOriginalValuesToPropagatorResult( stateEntry, null /* indicates all properties are modified */); this.Current = null; break; case EntityState.Unchanged: this.Original = translator.RecordConverter.ConvertOriginalValuesToPropagatorResult( stateEntry, Enumerable.Empty() /* indicates no properties are modified */); this.Current = translator.RecordConverter.ConvertCurrentValuesToPropagatorResult( stateEntry, Enumerable.Empty ()); break; case EntityState.Modified: this.Original = translator.RecordConverter.ConvertOriginalValuesToPropagatorResult( stateEntry, stateEntry.GetModifiedProperties()); this.Current = translator.RecordConverter.ConvertCurrentValuesToPropagatorResult( stateEntry, stateEntry.GetModifiedProperties()); break; case EntityState.Added: this.Original = null; this.Current = translator.RecordConverter.ConvertCurrentValuesToPropagatorResult( stateEntry, null /* indicates all properties are modified */); break; default: Debug.Fail("unexpected IEntityStateEntry.State for entity " + stateEntry.State); this.Original = null; this.Current = null; break; } } } } // 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
- FunctionDetailsReader.cs
- odbcmetadatacollectionnames.cs
- Canonicalizers.cs
- ChtmlImageAdapter.cs
- BoundsDrawingContextWalker.cs
- ManagedWndProcTracker.cs
- ListViewItem.cs
- ComboBoxRenderer.cs
- Currency.cs
- Rfc2898DeriveBytes.cs
- HttpException.cs
- NestPullup.cs
- TemplatePartAttribute.cs
- SQLString.cs
- Gdiplus.cs
- AuthenticationException.cs
- WebConvert.cs
- UInt16.cs
- CodeSnippetTypeMember.cs
- Setter.cs
- Stack.cs
- BamlCollectionHolder.cs
- DataSourceControlBuilder.cs
- ConstantSlot.cs
- MarkupExtensionParser.cs
- FunctionOverloadResolver.cs
- PassportIdentity.cs
- Material.cs
- FamilyTypefaceCollection.cs
- ValidatingCollection.cs
- ResourceDisplayNameAttribute.cs
- ColorContext.cs
- AutomationIdentifier.cs
- XmlDataSourceNodeDescriptor.cs
- PairComparer.cs
- TextDecorationLocationValidation.cs
- StylusPointDescription.cs
- NCryptNative.cs
- CharacterBufferReference.cs
- _TransmitFileOverlappedAsyncResult.cs
- StylusPointPropertyId.cs
- TypedTableHandler.cs
- SQLMembershipProvider.cs
- ClientOperation.cs
- FactoryMaker.cs
- EntitySet.cs
- Version.cs
- TextViewSelectionProcessor.cs
- Types.cs
- ConstructorExpr.cs
- DataSetFieldSchema.cs
- wgx_render.cs
- TimerEventSubscription.cs
- LinqDataSourceContextEventArgs.cs
- TableCell.cs
- Int64KeyFrameCollection.cs
- RegexEditorDialog.cs
- DescendentsWalker.cs
- HandlerWithFactory.cs
- FileIOPermission.cs
- EdmSchemaAttribute.cs
- ScrollProviderWrapper.cs
- XmlWrappingReader.cs
- SmtpSpecifiedPickupDirectoryElement.cs
- HostingPreferredMapPath.cs
- ProfileEventArgs.cs
- SmtpClient.cs
- BatchParser.cs
- __Filters.cs
- RSAOAEPKeyExchangeFormatter.cs
- ComboBoxItem.cs
- StringSource.cs
- GeneratedView.cs
- XPathDocument.cs
- VariableModifiersHelper.cs
- ColorAnimationBase.cs
- Activity.cs
- COM2ExtendedTypeConverter.cs
- UrlPath.cs
- AuthenticationSection.cs
- LinqDataSourceEditData.cs
- XmlCustomFormatter.cs
- HttpCacheVary.cs
- WsatTransactionHeader.cs
- HtmlUtf8RawTextWriter.cs
- SecurityPermission.cs
- Point3D.cs
- RootDesignerSerializerAttribute.cs
- ComponentSerializationService.cs
- TextRunTypographyProperties.cs
- ControlDesignerState.cs
- CheckBoxRenderer.cs
- StylusDownEventArgs.cs
- NumberSubstitution.cs
- GroupByQueryOperator.cs
- PrintDocument.cs
- IndentedTextWriter.cs
- AssociationEndMember.cs
- RootProjectionNode.cs
- CalendarTable.cs