Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DLinq / Dlinq / provider / IProvider.cs / 1305376 / IProvider.cs
using System; using System.Collections; using System.Collections.Generic; using System.Data; using System.Data.Linq; using System.Data.Common; using System.Linq.Expressions; using System.IO; using System.Linq; using System.Text; using System.Transactions; using System.Reflection; using System.Diagnostics.CodeAnalysis; namespace System.Data.Linq.Provider { ////// A data provider implements this interface to hook into the LINQ to SQL framework. /// internal interface IProvider : IDisposable { ////// Initializes the database provider with the data services object and connection. /// /// /// A connection string, connection object or transaction object /// used to seed the provider with database connection information. void Initialize(IDataServices dataServices, object connection); ////// The text writer used by the provider to output information such as query and commands /// being executed. /// TextWriter Log { get; set; } ////// The connection object used by the provider when executing queries and commands. /// DbConnection Connection { get; } ////// The transaction object used by the provider when executing queries and commands. /// DbTransaction Transaction { get; set; } ////// The command timeout setting to use for command execution. /// int CommandTimeout { get; set; } ////// Clears the connection of any current activity. /// void ClearConnection(); ////// Creates a new database instance (catalog or file) at the location specified by the connection /// using the metadata encoded within the entities or mapping file. /// void CreateDatabase(); ////// Deletes the database instance at the location specified by the connection. /// void DeleteDatabase(); ////// Returns true if the database specified by the connection object exists. /// ///bool DatabaseExists(); /// /// Executes the query specified as a LINQ expression tree. /// /// ///A result object from which you can obtain the return value and output parameters. IExecuteResult Execute(Expression query); ////// Compiles the query specified as a LINQ expression tree. /// /// ///A compiled query instance. ICompiledQuery Compile(Expression query); ////// Translates a DbDataReader into a sequence of objects (entity or projection) by mapping /// columns of the data reader to object members by name. /// /// The type of the resulting objects. /// ///IEnumerable Translate(Type elementType, DbDataReader reader); /// /// Translates an IDataReader containing multiple result sets into sequences of objects /// (entity or projection) by mapping columns of the data reader to object members by name. /// /// ///IMultipleResults Translate(DbDataReader reader); /// /// Returns the query text in the database server's native query language /// that would need to be executed to perform the specified query. /// /// The query ///string GetQueryText(Expression query); /// /// Return an IDbCommand object representing the translation of specified query. /// /// ///DbCommand GetCommand(Expression query); } /// /// A compiled query. /// internal interface ICompiledQuery { ////// Executes the compiled query using the specified provider and a set of arguments. /// /// The provider that will execute the compiled query. /// Argument values to supply to the parameters of the compiled query, /// when the query is specified as a LambdaExpression. ///IExecuteResult Execute(IProvider provider, object[] arguments); } internal static class DataManipulation { /// /// The method signature used to encode an Insert command. /// The method will throw a NotImplementedException if called directly. /// ////// /// /// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "resultSelector", Justification = "[....]: The method is being used to represent a method signature")] public static TResult Insert (TEntity item, Func resultSelector) { throw new NotImplementedException(); } /// /// The method signature used to encode an Insert command. /// The method will throw a NotImplementedException if called directly. /// ////// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] public static int Insert (TEntity item) { throw new NotImplementedException(); } /// /// The method signature used to encode an Update command. /// The method will throw a NotImplementedException if called directly. /// ////// /// /// /// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "check", Justification = "[....]: The method is being used to represent a method signature")] [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "resultSelector", Justification = "[....]: The method is being used to represent a method signature")] public static TResult Update (TEntity item, Func check, Func resultSelector) { throw new NotImplementedException(); } /// /// The method signature used to encode an Update command. /// The method will throw a NotImplementedException if called directly. /// ////// /// /// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "resultSelector", Justification = "[....]: The method is being used to represent a method signature")] public static TResult Update (TEntity item, Func resultSelector) { throw new NotImplementedException(); } /// /// The method signature used to encode an Update command. /// The method will throw a NotImplementedException if called directly. /// ////// /// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "check", Justification = "[....]: The method is being used to represent a method signature")] public static int Update (TEntity item, Func check) { throw new NotImplementedException(); } /// /// The method signature used to encode an Update command. /// The method will throw a NotImplementedException if called directly. /// ////// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] public static int Update (TEntity item) { throw new NotImplementedException(); } /// /// The method signature used to encode a Delete command. /// The method will throw a NotImplementedException if called directly. /// ////// /// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "check", Justification = "[....]: The method is being used to represent a method signature")] public static int Delete (TEntity item, Func check) { throw new NotImplementedException(); } /// /// The method signature used to encode a Delete command. /// The method will throw a NotImplementedException if called directly. /// ////// /// [SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "item", Justification = "[....]: The method is being used to represent a method signature")] public static int Delete (TEntity item) { throw new NotImplementedException(); } } } // 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
- DebugControllerThread.cs
- HierarchicalDataTemplate.cs
- XmlSchemaSimpleContent.cs
- PaperSource.cs
- SafeNativeMemoryHandle.cs
- HopperCache.cs
- C14NUtil.cs
- SimpleTableProvider.cs
- AbandonedMutexException.cs
- MailHeaderInfo.cs
- Section.cs
- IntSecurity.cs
- NotImplementedException.cs
- SystemIPGlobalProperties.cs
- TraceProvider.cs
- _ScatterGatherBuffers.cs
- PanelStyle.cs
- ContentFileHelper.cs
- UrlMapping.cs
- DataGridViewCellCollection.cs
- NetNamedPipeBindingCollectionElement.cs
- HostingEnvironmentException.cs
- XmlDocument.cs
- FileAuthorizationModule.cs
- HeaderedItemsControl.cs
- FatalException.cs
- Win32PrintDialog.cs
- Baml6Assembly.cs
- EntityDataSourceColumn.cs
- SwitchElementsCollection.cs
- ApplicationException.cs
- ListControlConvertEventArgs.cs
- AnonymousIdentificationSection.cs
- CommandConverter.cs
- ServiceHostingEnvironmentSection.cs
- WebPartManager.cs
- SqlXml.cs
- XhtmlBasicListAdapter.cs
- SystemResources.cs
- TextServicesContext.cs
- ClientConfigPaths.cs
- BinaryFormatterWriter.cs
- SQLInt64.cs
- NonPrimarySelectionGlyph.cs
- DecoderBestFitFallback.cs
- WindowsImpersonationContext.cs
- UnsafeNativeMethods.cs
- ReaderContextStackData.cs
- MembershipPasswordException.cs
- ReversePositionQuery.cs
- BoundField.cs
- ComponentRenameEvent.cs
- ClientApiGenerator.cs
- Visual3DCollection.cs
- DeferrableContent.cs
- SchemaMapping.cs
- ManifestResourceInfo.cs
- HtmlSelect.cs
- RowUpdatedEventArgs.cs
- ExtensionSurface.cs
- GridSplitter.cs
- CatalogPart.cs
- EmptyEnumerator.cs
- ProfileService.cs
- serverconfig.cs
- EditingCommands.cs
- XmlHelper.cs
- TemplateComponentConnector.cs
- TraceListener.cs
- SafeBitVector32.cs
- TransformDescriptor.cs
- NameValuePermission.cs
- UnsafeNativeMethods.cs
- ToolStripProgressBar.cs
- OracleCommandBuilder.cs
- EventRecordWrittenEventArgs.cs
- DetailsViewDeleteEventArgs.cs
- ReverseQueryOperator.cs
- AvtEvent.cs
- StatusBarItemAutomationPeer.cs
- Simplifier.cs
- SoapIncludeAttribute.cs
- AsyncResult.cs
- CharAnimationUsingKeyFrames.cs
- Base64Encoder.cs
- DocumentXmlWriter.cs
- OleDbDataReader.cs
- VisualStateGroup.cs
- RangeValidator.cs
- UnsafeNativeMethods.cs
- TrackBar.cs
- HistoryEventArgs.cs
- SectionInput.cs
- ImageButton.cs
- DataGridTextBoxColumn.cs
- ClientScriptManagerWrapper.cs
- XmlSchemaException.cs
- RuleSettingsCollection.cs
- COM2Properties.cs
- LineSegment.cs