Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Data / System / Data / Common / SQLTypes / SQLBinaryStorage.cs / 1305376 / 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
- StateWorkerRequest.cs
- RuleSetDialog.Designer.cs
- ImageConverter.cs
- ProviderBase.cs
- WebServiceData.cs
- MatchAttribute.cs
- GestureRecognitionResult.cs
- smtpconnection.cs
- NetCodeGroup.cs
- X509ChainPolicy.cs
- RegexReplacement.cs
- ClientSettings.cs
- XmlUtf8RawTextWriter.cs
- DoubleAverageAggregationOperator.cs
- FixedSOMSemanticBox.cs
- Pair.cs
- RegexBoyerMoore.cs
- TabItemWrapperAutomationPeer.cs
- HostingEnvironmentWrapper.cs
- DeclaredTypeElement.cs
- SearchForVirtualItemEventArgs.cs
- LocalIdKeyIdentifierClause.cs
- BamlResourceSerializer.cs
- XmlSchemaGroupRef.cs
- ReferenceSchema.cs
- KeySpline.cs
- CurrencyWrapper.cs
- WebBrowserUriTypeConverter.cs
- SystemWebCachingSectionGroup.cs
- WindowShowOrOpenTracker.cs
- HostExecutionContextManager.cs
- StringResourceManager.cs
- CacheVirtualItemsEvent.cs
- SecurityKeyType.cs
- SynchronizedDisposablePool.cs
- PathGeometry.cs
- WmlLabelAdapter.cs
- TraceProvider.cs
- LayoutTable.cs
- XmlDownloadManager.cs
- ProfileProvider.cs
- DetailsViewInsertEventArgs.cs
- CodeConditionStatement.cs
- WindowsGraphics2.cs
- ReferencedCollectionType.cs
- DoubleUtil.cs
- SafeNativeMethods.cs
- Utils.cs
- GenericArgumentsUpdater.cs
- WebPartExportVerb.cs
- Size.cs
- TransactionFlowBindingElementImporter.cs
- UnsafeNativeMethods.cs
- FontCollection.cs
- CacheHelper.cs
- TimeoutValidationAttribute.cs
- exports.cs
- NavigatorOutput.cs
- RemoteWebConfigurationHost.cs
- Utility.cs
- XmlQueryType.cs
- DataGridViewUtilities.cs
- _HeaderInfoTable.cs
- DataGridViewToolTip.cs
- HtmlInputReset.cs
- Calendar.cs
- SoapAttributeOverrides.cs
- QueryContinueDragEvent.cs
- CompositeActivityTypeDescriptorProvider.cs
- ByteStreamGeometryContext.cs
- UserUseLicenseDictionaryLoader.cs
- LoginName.cs
- QilDataSource.cs
- XmlSerializerFormatAttribute.cs
- ProfileBuildProvider.cs
- WebControlAdapter.cs
- StreamInfo.cs
- SynchronizationContext.cs
- MailBnfHelper.cs
- CultureInfoConverter.cs
- CodeAttachEventStatement.cs
- ApplicationId.cs
- CodeTypeDeclarationCollection.cs
- CaseStatementProjectedSlot.cs
- SocketInformation.cs
- FormViewUpdatedEventArgs.cs
- QuotaThrottle.cs
- PageContent.cs
- ReflectTypeDescriptionProvider.cs
- GroupStyle.cs
- FontNamesConverter.cs
- PerfCounters.cs
- ToolStripGrip.cs
- OneToOneMappingSerializer.cs
- ToolBarPanel.cs
- ObjectConverter.cs
- xsdvalidator.cs
- SqlNotificationRequest.cs
- InternalPermissions.cs
- SqlDataSourceSelectingEventArgs.cs