Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / ndp / fx / src / DLinq / Dlinq / provider / IProvider.cs / 1 / 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. 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
- Serializer.cs
- NameValueSectionHandler.cs
- TypeGeneratedEventArgs.cs
- InkCanvas.cs
- GB18030Encoding.cs
- MetadataFile.cs
- TraceUtility.cs
- PartitionedStream.cs
- CreateUserErrorEventArgs.cs
- ResourceAssociationSetEnd.cs
- GeometryGroup.cs
- ConfigViewGenerator.cs
- TextWriterTraceListener.cs
- SplitContainer.cs
- OdbcHandle.cs
- XamlReaderHelper.cs
- HttpChannelBindingToken.cs
- DataTable.cs
- ProcessStartInfo.cs
- HttpListenerRequestUriBuilder.cs
- AtomPub10CategoriesDocumentFormatter.cs
- CheckBoxPopupAdapter.cs
- ResolveDuplexAsyncResult.cs
- ComponentEditorPage.cs
- SafeMILHandle.cs
- ImageFormatConverter.cs
- ExpressionEditorAttribute.cs
- TransactionInformation.cs
- VisemeEventArgs.cs
- SqlProfileProvider.cs
- MessageDroppedTraceRecord.cs
- QilChoice.cs
- ContextMenu.cs
- ToolStripItemDesigner.cs
- LinkClickEvent.cs
- AspCompat.cs
- TypeConvertions.cs
- TemplateComponentConnector.cs
- HttpCapabilitiesSectionHandler.cs
- EventLogTraceListener.cs
- SerializationObjectManager.cs
- DataGridViewCellValidatingEventArgs.cs
- ApplicationSecurityInfo.cs
- CustomErrorsSection.cs
- ThreadPool.cs
- InternalConfigConfigurationFactory.cs
- WebConfigurationManager.cs
- BamlResourceContent.cs
- HttpListenerPrefixCollection.cs
- ContractBase.cs
- Persist.cs
- NegotiateStream.cs
- StoryFragments.cs
- ServiceHostingEnvironment.cs
- EventDescriptor.cs
- OracleDataReader.cs
- BevelBitmapEffect.cs
- VirtualStackFrame.cs
- ConfigurationFileMap.cs
- EditorZone.cs
- brushes.cs
- FormsAuthenticationModule.cs
- GcSettings.cs
- WeakEventManager.cs
- MergeEnumerator.cs
- StaticResourceExtension.cs
- SqlStream.cs
- TemplatedMailWebEventProvider.cs
- Screen.cs
- HighlightVisual.cs
- TextDataBindingHandler.cs
- DataListItemCollection.cs
- EdmProviderManifest.cs
- WindowsTokenRoleProvider.cs
- DetailsViewRow.cs
- ViewLoader.cs
- InputProcessorProfilesLoader.cs
- TypeInfo.cs
- XPathConvert.cs
- SmiEventStream.cs
- DbConnectionPoolGroup.cs
- XPathScanner.cs
- ActionMismatchAddressingException.cs
- ProfessionalColorTable.cs
- DataComponentGenerator.cs
- FileDialog_Vista_Interop.cs
- activationcontext.cs
- RuntimeHandles.cs
- OleDbWrapper.cs
- Visual3D.cs
- CultureInfoConverter.cs
- BindableAttribute.cs
- TaiwanCalendar.cs
- OdbcConnection.cs
- PrintControllerWithStatusDialog.cs
- SpAudioStreamWrapper.cs
- EnumUnknown.cs
- OpenTypeLayout.cs
- TimeoutException.cs
- codemethodreferenceexpression.cs