Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / Data / System / Data / Common / SQLTypes / SQLBinaryStorage.cs / 1 / SQLBinaryStorage.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //[....] //----------------------------------------------------------------------------- namespace System.Data.Common { using System; using System.Xml; using System.Data.SqlTypes; using System.Diagnostics; using System.Globalization; using System.IO; using System.Xml.Serialization; using System.Collections; internal sealed class SqlBinaryStorage : DataStorage { private SqlBinary[] values; public SqlBinaryStorage(DataColumn column) : base(column, typeof(SqlBinary), SqlBinary.Null, SqlBinary.Null) { } override public Object Aggregate(int[] records, AggregateType kind) { try { switch (kind) { case AggregateType.First: if (records.Length > 0) { return values[records[0]]; } return null; case AggregateType.Count: int count = 0; for (int i = 0; i < records.Length; i++) { if (!IsNull(records[i])) count++; } return count; } } catch (OverflowException) { throw ExprException.Overflow(typeof(SqlBinary)); } throw ExceptionBuilder.AggregateException(kind, DataType); } override public int Compare(int recordNo1, int recordNo2) { return values[recordNo1].CompareTo(values[recordNo2]); } override public int CompareValueTo(int recordNo, Object value) { return values[recordNo].CompareTo((SqlBinary)value); } override public object ConvertValue(object value) { if (null != value) { return SqlConvert.ConvertToSqlBinary(value); } return NullValue; } override public void Copy(int recordNo1, int recordNo2) { values[recordNo2] = values[recordNo1]; } override public Object Get(int record) { return values[record]; } override public bool IsNull(int record) { return (values[record].IsNull); } override public void Set(int record, Object value) { values[record] = SqlConvert.ConvertToSqlBinary(value); } override public void SetCapacity(int capacity) { SqlBinary[] newValues = new SqlBinary[capacity]; if (null != values) { Array.Copy(values, 0, newValues, 0, Math.Min(capacity, values.Length)); } values = newValues; } override public object ConvertXmlToObject(string s) { SqlBinary newValue = new SqlBinary(); string tempStr =string.Concat("", s, ""); // this is done since you can give fragmet to reader, bug 98767 StringReader strReader = new StringReader(tempStr); IXmlSerializable tmp = newValue; using (XmlTextReader xmlTextReader = new XmlTextReader(strReader)) { tmp.ReadXml(xmlTextReader); } return ((SqlBinary)tmp); } override public string ConvertObjectToXml(object value) { Debug.Assert(!DataStorage.IsObjectNull(value), "we should have null here"); Debug.Assert((value.GetType() == typeof(SqlBinary)), "wrong input type"); StringWriter strwriter = new StringWriter(FormatProvider); using (XmlTextWriter xmlTextWriter = new XmlTextWriter (strwriter)) { ((IXmlSerializable)value).WriteXml(xmlTextWriter); } return (strwriter.ToString ()); } override protected object GetEmptyStorage(int recordCount) { return new SqlBinary[recordCount]; } override protected void CopyValue(int record, object store, BitArray nullbits, int storeIndex) { SqlBinary[] typedStore = (SqlBinary[]) store; typedStore[storeIndex] = values[record]; nullbits.Set(storeIndex, IsNull(record)); } override protected void SetStorage(object store, BitArray nullbits) { values = (SqlBinary[]) store; //SetNullStorage(nullbits); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //[....] //----------------------------------------------------------------------------- namespace System.Data.Common { using System; using System.Xml; using System.Data.SqlTypes; using System.Diagnostics; using System.Globalization; using System.IO; using System.Xml.Serialization; using System.Collections; internal sealed class SqlBinaryStorage : DataStorage { private SqlBinary[] values; public SqlBinaryStorage(DataColumn column) : base(column, typeof(SqlBinary), SqlBinary.Null, SqlBinary.Null) { } override public Object Aggregate(int[] records, AggregateType kind) { try { switch (kind) { case AggregateType.First: if (records.Length > 0) { return values[records[0]]; } return null; case AggregateType.Count: int count = 0; for (int i = 0; i < records.Length; i++) { if (!IsNull(records[i])) count++; } return count; } } catch (OverflowException) { throw ExprException.Overflow(typeof(SqlBinary)); } throw ExceptionBuilder.AggregateException(kind, DataType); } override public int Compare(int recordNo1, int recordNo2) { return values[recordNo1].CompareTo(values[recordNo2]); } override public int CompareValueTo(int recordNo, Object value) { return values[recordNo].CompareTo((SqlBinary)value); } override public object ConvertValue(object value) { if (null != value) { return SqlConvert.ConvertToSqlBinary(value); } return NullValue; } override public void Copy(int recordNo1, int recordNo2) { values[recordNo2] = values[recordNo1]; } override public Object Get(int record) { return values[record]; } override public bool IsNull(int record) { return (values[record].IsNull); } override public void Set(int record, Object value) { values[record] = SqlConvert.ConvertToSqlBinary(value); } override public void SetCapacity(int capacity) { SqlBinary[] newValues = new SqlBinary[capacity]; if (null != values) { Array.Copy(values, 0, newValues, 0, Math.Min(capacity, values.Length)); } values = newValues; } override public object ConvertXmlToObject(string s) { SqlBinary newValue = new SqlBinary(); string tempStr =string.Concat("", s, ""); // this is done since you can give fragmet to reader, bug 98767 StringReader strReader = new StringReader(tempStr); IXmlSerializable tmp = newValue; using (XmlTextReader xmlTextReader = new XmlTextReader(strReader)) { tmp.ReadXml(xmlTextReader); } return ((SqlBinary)tmp); } override public string ConvertObjectToXml(object value) { Debug.Assert(!DataStorage.IsObjectNull(value), "we should have null here"); Debug.Assert((value.GetType() == typeof(SqlBinary)), "wrong input type"); StringWriter strwriter = new StringWriter(FormatProvider); using (XmlTextWriter xmlTextWriter = new XmlTextWriter (strwriter)) { ((IXmlSerializable)value).WriteXml(xmlTextWriter); } return (strwriter.ToString ()); } override protected object GetEmptyStorage(int recordCount) { return new SqlBinary[recordCount]; } override protected void CopyValue(int record, object store, BitArray nullbits, int storeIndex) { SqlBinary[] typedStore = (SqlBinary[]) store; typedStore[storeIndex] = values[record]; nullbits.Set(storeIndex, IsNull(record)); } override protected void SetStorage(object store, BitArray nullbits) { values = (SqlBinary[]) store; //SetNullStorage(nullbits); } } } // 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
- ListViewGroup.cs
- SettingsPropertyValueCollection.cs
- Debug.cs
- PartitionResolver.cs
- IMembershipProvider.cs
- UnaryQueryOperator.cs
- PreservationFileWriter.cs
- CngAlgorithmGroup.cs
- TextFormatter.cs
- WebService.cs
- OpacityConverter.cs
- LocalBuilder.cs
- RuleElement.cs
- DataSourceCache.cs
- LicenseProviderAttribute.cs
- DetailsViewModeEventArgs.cs
- Ticks.cs
- DesignerActionUI.cs
- DockPatternIdentifiers.cs
- SqlWriter.cs
- InputScope.cs
- _NtlmClient.cs
- PropertyCondition.cs
- WinEventTracker.cs
- ChangeToolStripParentVerb.cs
- SizeKeyFrameCollection.cs
- CapacityStreamGeometryContext.cs
- WindowsPrincipal.cs
- ToolStripDropDownMenu.cs
- ErrorHandlerModule.cs
- WebResourceAttribute.cs
- ItemList.cs
- ActivityTypeDesigner.xaml.cs
- ProgramNode.cs
- OperandQuery.cs
- BitmapCodecInfoInternal.cs
- WebPartTransformerAttribute.cs
- XmlJsonWriter.cs
- SqlColumnizer.cs
- ImageSource.cs
- DataTableMappingCollection.cs
- FixedPageProcessor.cs
- SchemaTableOptionalColumn.cs
- PropertyMap.cs
- ManualResetEvent.cs
- cookiecollection.cs
- ConfigXmlText.cs
- SmiContextFactory.cs
- ScriptingScriptResourceHandlerSection.cs
- DataServiceQueryProvider.cs
- RegistryPermission.cs
- BitmapScalingModeValidation.cs
- SingleSelectRootGridEntry.cs
- AutomationPropertyInfo.cs
- CodeRemoveEventStatement.cs
- XPathEmptyIterator.cs
- HitTestFilterBehavior.cs
- WSHttpBindingBaseElement.cs
- SecurityContextSecurityToken.cs
- XmlDataLoader.cs
- FixedHighlight.cs
- PerformanceCounter.cs
- SmiEventSink_DeferedProcessing.cs
- LinqDataSourceDisposeEventArgs.cs
- OutputBuffer.cs
- MLangCodePageEncoding.cs
- Duration.cs
- DataExpression.cs
- HttpsHostedTransportConfiguration.cs
- WaitForChangedResult.cs
- TextPointer.cs
- MenuItemBindingCollection.cs
- DocumentProperties.cs
- ASCIIEncoding.cs
- SecurityChannelFactory.cs
- FileNotFoundException.cs
- WebPartConnectionCollection.cs
- SmiSettersStream.cs
- GeometryHitTestParameters.cs
- ContextBase.cs
- SourceInterpreter.cs
- StandardOleMarshalObject.cs
- ServicesExceptionNotHandledEventArgs.cs
- X509SecurityTokenParameters.cs
- ByteArrayHelperWithString.cs
- NumberFormatter.cs
- ButtonFlatAdapter.cs
- TraceUtils.cs
- StateWorkerRequest.cs
- PlaceHolder.cs
- Pkcs7Recipient.cs
- DynamicDataRoute.cs
- TemplateXamlParser.cs
- TransportSecurityBindingElement.cs
- DataBindingExpressionBuilder.cs
- XhtmlBasicCommandAdapter.cs
- AutomationPeer.cs
- SecurityDocument.cs
- ChannelSinkStacks.cs
- DesignTimeTemplateParser.cs