Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Data / Microsoft / SqlServer / Server / SmiGettersStream.cs / 1 / SmiGettersStream.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //----------------------------------------------------------------------------- namespace Microsoft.SqlServer.Server { using System; using System.Data.Common; using System.Data.SqlClient; using System.IO; using System.Diagnostics; internal class SmiGettersStream : Stream { private SmiEventSink_Default _sink; private ITypedGettersV3 _getters; private int _ordinal; private long _readPosition; private SmiMetaData _metaData; internal SmiGettersStream( SmiEventSink_Default sink, ITypedGettersV3 getters, int ordinal, SmiMetaData metaData ) { Debug.Assert( null != sink ); Debug.Assert( null != getters ); Debug.Assert( 0 <= ordinal ); Debug.Assert( null != metaData ); _sink = sink; _getters = getters; _ordinal = ordinal; _readPosition = 0; _metaData = metaData; } public override bool CanRead { get { return true; } } // If CanSeek is false, Position, Seek, Length, and SetLength should throw. public override bool CanSeek { get { return false; } } public override bool CanWrite { get { return false; } } public override long Length { get { return ValueUtilsSmi.GetBytesInternal( _sink, _getters, _ordinal, _metaData, 0, null, 0, 0, false ); } } public override long Position { get { return _readPosition; } set { throw SQL.StreamSeekNotSupported(); } } public override void Flush() { throw SQL.StreamWriteNotSupported(); } public override long Seek(long offset, SeekOrigin origin) { throw SQL.StreamSeekNotSupported(); } public override void SetLength(long value) { throw SQL.StreamWriteNotSupported(); } public override int Read( byte[] buffer, int offset, int count ) { long bytesRead = ValueUtilsSmi.GetBytesInternal( _sink, _getters, _ordinal, _metaData, _readPosition, buffer, offset, count, false ); _readPosition += bytesRead; return checked( (int) bytesRead ); } public override void Write( byte[] buffer, int offset, int count ) { throw SQL.StreamWriteNotSupported(); } } } // 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
- RegisteredExpandoAttribute.cs
- AnnotationDocumentPaginator.cs
- ControlUtil.cs
- MemberCollection.cs
- MetadataItemSerializer.cs
- ThemeInfoAttribute.cs
- CodeMethodInvokeExpression.cs
- SqlDataSource.cs
- ReadOnlyDictionary.cs
- MemberCollection.cs
- SupportingTokenParameters.cs
- DesigntimeLicenseContext.cs
- HttpWebRequest.cs
- HtmlFormAdapter.cs
- RawStylusSystemGestureInputReport.cs
- VarRemapper.cs
- SqlCacheDependencyDatabaseCollection.cs
- SchemaTypeEmitter.cs
- DateTimeOffsetConverter.cs
- ClaimComparer.cs
- SelectionEditingBehavior.cs
- SecurityException.cs
- DataServiceQueryOfT.cs
- TextTreeInsertUndoUnit.cs
- TabControlAutomationPeer.cs
- WebPartTransformerAttribute.cs
- AudioFormatConverter.cs
- UshortList2.cs
- FamilyTypeface.cs
- OleDbParameterCollection.cs
- ListViewHitTestInfo.cs
- ThreadStartException.cs
- FontStyleConverter.cs
- WindowClosedEventArgs.cs
- _ChunkParse.cs
- PerfCounters.cs
- MembershipValidatePasswordEventArgs.cs
- DataColumnCollection.cs
- ClientScriptItemCollection.cs
- AdRotator.cs
- FontNameEditor.cs
- EventTrigger.cs
- CommandHelpers.cs
- GlyphRun.cs
- XsdDuration.cs
- TextMarkerSource.cs
- HierarchicalDataBoundControl.cs
- LowerCaseStringConverter.cs
- DefaultSerializationProviderAttribute.cs
- DnsPermission.cs
- TagPrefixInfo.cs
- PartialTrustHelpers.cs
- Part.cs
- SiteMapSection.cs
- FileDataSourceCache.cs
- FormattedText.cs
- CatalogZoneBase.cs
- ListViewCancelEventArgs.cs
- HitTestResult.cs
- BitSet.cs
- Image.cs
- DataGridViewRowPrePaintEventArgs.cs
- ToolTipService.cs
- ReturnEventArgs.cs
- SafeCryptContextHandle.cs
- GeometryHitTestResult.cs
- OleDbReferenceCollection.cs
- DataBoundControlDesigner.cs
- ScriptComponentDescriptor.cs
- InputScopeNameConverter.cs
- DefaultAsyncDataDispatcher.cs
- LambdaReference.cs
- XmlILOptimizerVisitor.cs
- SendKeys.cs
- AudioLevelUpdatedEventArgs.cs
- AutoScrollExpandMessageFilter.cs
- RepeatButton.cs
- IndentedWriter.cs
- SAPIEngineTypes.cs
- CursorConverter.cs
- wmiutil.cs
- DoubleIndependentAnimationStorage.cs
- ViewKeyConstraint.cs
- filewebresponse.cs
- DataGridViewRowCancelEventArgs.cs
- DbDataRecord.cs
- MessageFault.cs
- QuadraticEase.cs
- _ListenerAsyncResult.cs
- DataGridViewCellToolTipTextNeededEventArgs.cs
- TimeManager.cs
- WebProxyScriptElement.cs
- SecurityHelper.cs
- ExpandCollapseProviderWrapper.cs
- BuilderElements.cs
- ParseNumbers.cs
- HatchBrush.cs
- DataGridItem.cs
- BuilderPropertyEntry.cs
- UMPAttributes.cs