Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / Data / System / Data / SqlClient / SqlClientWrapperSmiStream.cs / 1 / SqlClientWrapperSmiStream.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //----------------------------------------------------------------------------- namespace Microsoft.SqlServer.Server { using System; using System.Data.Common; using System.Diagnostics; using System.IO; // Simple wrapper over SmiStream that handles server events on the SqlClient side of Smi internal class SqlClientWrapperSmiStream : Stream { private SmiEventSink_Default _sink; private SmiStream _stream; internal SqlClientWrapperSmiStream( SmiEventSink_Default sink, SmiStream stream ) { Debug.Assert( null != sink ); Debug.Assert( null != stream ); _sink = sink; _stream = stream; } public override bool CanRead { get { return _stream.CanRead; } } // If CanSeek is false, Position, Seek, Length, and SetLength should throw. public override bool CanSeek { get { return _stream.CanSeek; } } public override bool CanWrite { get { return _stream.CanWrite; } } public override long Length { get { long length = _stream.GetLength( _sink ); _sink.ProcessMessagesAndThrow(); return length; } } public override long Position { get { long position = _stream.GetPosition( _sink ); _sink.ProcessMessagesAndThrow(); return position; } set { _stream.SetPosition( _sink, value ); _sink.ProcessMessagesAndThrow(); } } public override void Flush() { _stream.Flush( _sink ); _sink.ProcessMessagesAndThrow(); } public override long Seek(long offset, SeekOrigin origin) { long result = _stream.Seek( _sink, offset, origin ); _sink.ProcessMessagesAndThrow(); return result; } public override void SetLength(long value) { _stream.SetLength( _sink, value ); _sink.ProcessMessagesAndThrow(); } public override int Read(byte[] buffer, int offset, int count) { int bytesRead = _stream.Read( _sink, buffer, offset, count ); _sink.ProcessMessagesAndThrow(); return bytesRead; } public override void Write(byte[] buffer, int offset, int count) { _stream.Write( _sink, buffer, offset, count ); _sink.ProcessMessagesAndThrow(); } } } // 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
- DrawingGroup.cs
- Padding.cs
- HeaderedItemsControl.cs
- configsystem.cs
- AttributeCollection.cs
- FontFamilyValueSerializer.cs
- RegionIterator.cs
- ToolStripControlHost.cs
- EditorPart.cs
- ParallelTimeline.cs
- PrimaryKeyTypeConverter.cs
- FindCriteriaElement.cs
- HandledEventArgs.cs
- PreservationFileReader.cs
- JoinGraph.cs
- ScrollEvent.cs
- PathSegmentCollection.cs
- KerberosRequestorSecurityToken.cs
- ToggleProviderWrapper.cs
- URL.cs
- FatalException.cs
- ProtocolException.cs
- ScrollProviderWrapper.cs
- CookieProtection.cs
- DrawingServices.cs
- DrawListViewItemEventArgs.cs
- TripleDES.cs
- SkinIDTypeConverter.cs
- SyndicationDeserializer.cs
- SettingsSection.cs
- Rect.cs
- ServiceBuildProvider.cs
- WebConfigurationHostFileChange.cs
- Listbox.cs
- ComEventsMethod.cs
- XmlSortKey.cs
- SQLBinaryStorage.cs
- ActivityCodeDomReferenceService.cs
- ConstraintManager.cs
- LinqTreeNodeEvaluator.cs
- XmlSchemaParticle.cs
- DesignerActionGlyph.cs
- DynamicControl.cs
- Point3DIndependentAnimationStorage.cs
- CaseCqlBlock.cs
- OdbcPermission.cs
- CodeSnippetCompileUnit.cs
- DataGridColumnCollection.cs
- MonthChangedEventArgs.cs
- SafeNativeMethods.cs
- ByteFacetDescriptionElement.cs
- FacetChecker.cs
- ProfileSettings.cs
- SecurityIdentifierConverter.cs
- DESCryptoServiceProvider.cs
- XhtmlConformanceSection.cs
- XmlAnyElementAttribute.cs
- TimeSpanOrInfiniteValidator.cs
- GroupBoxRenderer.cs
- thaishape.cs
- Int64.cs
- ToolStripDropDownClosingEventArgs.cs
- TextParaLineResult.cs
- ChangeProcessor.cs
- XmlDataContract.cs
- CapabilitiesState.cs
- Padding.cs
- Message.cs
- basecomparevalidator.cs
- AccessControlEntry.cs
- BufferedGenericXmlSecurityToken.cs
- ServicePointManager.cs
- BitmapEffectDrawingContextWalker.cs
- GridViewPageEventArgs.cs
- CorrelationScope.cs
- AppDomainEvidenceFactory.cs
- PropertyInformation.cs
- SmtpFailedRecipientException.cs
- MenuItemCollection.cs
- CodeObjectCreateExpression.cs
- Boolean.cs
- TextDecorations.cs
- InterleavedZipPartStream.cs
- InteropTrackingRecord.cs
- TrackingDataItemValue.cs
- EncryptedKeyIdentifierClause.cs
- FrameworkObject.cs
- ChameleonKey.cs
- LinkLabel.cs
- Rect3DConverter.cs
- SerializationInfo.cs
- ContextMenuAutomationPeer.cs
- listitem.cs
- dataprotectionpermission.cs
- ObjectDataSourceEventArgs.cs
- SetterBase.cs
- WsdlHelpGeneratorElement.cs
- ListViewGroup.cs
- StorageInfo.cs
- ComMethodElement.cs