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 / DbDataReader.cs / 1 / DbDataReader.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //----------------------------------------------------------------------------- namespace System.Data.Common { using System; using System.Collections; using System.ComponentModel; using System.Data; #if WINFSInternalOnly internal #else public #endif abstract class DbDataReader : MarshalByRefObject, IDataReader, IEnumerable { // V1.2.3300 protected DbDataReader() : base() { } abstract public int Depth { get; } abstract public int FieldCount { get; } abstract public bool HasRows { get; } abstract public bool IsClosed { get; } abstract public int RecordsAffected { get; } virtual public int VisibleFieldCount { // NOTE: This is virtual because not all providers may choose to support // this property, since it was added in Whidbey get { return FieldCount; } } abstract public object this [ int ordinal ] { get; } abstract public object this [ string name ] { get; } abstract public void Close(); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] public void Dispose() { Dispose(true); } protected virtual void Dispose(bool disposing) { if (disposing) { Close(); } } abstract public string GetDataTypeName(int ordinal); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] abstract public IEnumerator GetEnumerator(); abstract public Type GetFieldType(int ordinal); abstract public string GetName(int ordinal); abstract public int GetOrdinal(string name); abstract public DataTable GetSchemaTable(); abstract public bool GetBoolean(int ordinal); abstract public byte GetByte(int ordinal); abstract public long GetBytes(int ordinal, long dataOffset, byte[] buffer, int bufferOffset, int length); abstract public char GetChar(int ordinal); abstract public long GetChars(int ordinal, long dataOffset, char[] buffer, int bufferOffset, int length); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] public DbDataReader GetData(int ordinal) { return GetDbDataReader(ordinal); } IDataReader IDataRecord.GetData(int ordinal) { return GetDbDataReader(ordinal); } virtual protected DbDataReader GetDbDataReader(int ordinal) { // NOTE: This method is virtual because we're required to implement // it however most providers won't support it. Only the OLE DB // provider supports it right now, and they can override it. throw ADP.NotSupported(); } abstract public DateTime GetDateTime(int ordinal); abstract public Decimal GetDecimal(int ordinal); abstract public double GetDouble(int ordinal); abstract public float GetFloat(int ordinal); abstract public Guid GetGuid(int ordinal); abstract public Int16 GetInt16(int ordinal); abstract public Int32 GetInt32(int ordinal); abstract public Int64 GetInt64(int ordinal); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] virtual public Type GetProviderSpecificFieldType(int ordinal) { // NOTE: This is virtual because not all providers may choose to support // this method, since it was added in Whidbey. return GetFieldType(ordinal); } [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] virtual public Object GetProviderSpecificValue(int ordinal) { // NOTE: This is virtual because not all providers may choose to support // this method, since it was added in Whidbey return GetValue(ordinal); } [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] virtual public int GetProviderSpecificValues(object[] values) { // NOTE: This is virtual because not all providers may choose to support // this method, since it was added in Whidbey return GetValues(values); } abstract public String GetString(int ordinal); abstract public Object GetValue(int ordinal); abstract public int GetValues(object[] values); abstract public bool IsDBNull(int ordinal); abstract public bool NextResult(); abstract public bool Read(); } } // 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.Collections; using System.ComponentModel; using System.Data; #if WINFSInternalOnly internal #else public #endif abstract class DbDataReader : MarshalByRefObject, IDataReader, IEnumerable { // V1.2.3300 protected DbDataReader() : base() { } abstract public int Depth { get; } abstract public int FieldCount { get; } abstract public bool HasRows { get; } abstract public bool IsClosed { get; } abstract public int RecordsAffected { get; } virtual public int VisibleFieldCount { // NOTE: This is virtual because not all providers may choose to support // this property, since it was added in Whidbey get { return FieldCount; } } abstract public object this [ int ordinal ] { get; } abstract public object this [ string name ] { get; } abstract public void Close(); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] public void Dispose() { Dispose(true); } protected virtual void Dispose(bool disposing) { if (disposing) { Close(); } } abstract public string GetDataTypeName(int ordinal); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] abstract public IEnumerator GetEnumerator(); abstract public Type GetFieldType(int ordinal); abstract public string GetName(int ordinal); abstract public int GetOrdinal(string name); abstract public DataTable GetSchemaTable(); abstract public bool GetBoolean(int ordinal); abstract public byte GetByte(int ordinal); abstract public long GetBytes(int ordinal, long dataOffset, byte[] buffer, int bufferOffset, int length); abstract public char GetChar(int ordinal); abstract public long GetChars(int ordinal, long dataOffset, char[] buffer, int bufferOffset, int length); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] public DbDataReader GetData(int ordinal) { return GetDbDataReader(ordinal); } IDataReader IDataRecord.GetData(int ordinal) { return GetDbDataReader(ordinal); } virtual protected DbDataReader GetDbDataReader(int ordinal) { // NOTE: This method is virtual because we're required to implement // it however most providers won't support it. Only the OLE DB // provider supports it right now, and they can override it. throw ADP.NotSupported(); } abstract public DateTime GetDateTime(int ordinal); abstract public Decimal GetDecimal(int ordinal); abstract public double GetDouble(int ordinal); abstract public float GetFloat(int ordinal); abstract public Guid GetGuid(int ordinal); abstract public Int16 GetInt16(int ordinal); abstract public Int32 GetInt32(int ordinal); abstract public Int64 GetInt64(int ordinal); [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] virtual public Type GetProviderSpecificFieldType(int ordinal) { // NOTE: This is virtual because not all providers may choose to support // this method, since it was added in Whidbey. return GetFieldType(ordinal); } [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] virtual public Object GetProviderSpecificValue(int ordinal) { // NOTE: This is virtual because not all providers may choose to support // this method, since it was added in Whidbey return GetValue(ordinal); } [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] virtual public int GetProviderSpecificValues(object[] values) { // NOTE: This is virtual because not all providers may choose to support // this method, since it was added in Whidbey return GetValues(values); } abstract public String GetString(int ordinal); abstract public Object GetValue(int ordinal); abstract public int GetValues(object[] values); abstract public bool IsDBNull(int ordinal); abstract public bool NextResult(); abstract public bool Read(); } } // 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
- WindowsToolbar.cs
- Container.cs
- ContentElement.cs
- ClassHandlersStore.cs
- InputMethodStateChangeEventArgs.cs
- AxHost.cs
- safex509handles.cs
- DataGridViewCell.cs
- TextBoxAutoCompleteSourceConverter.cs
- DataGridViewBand.cs
- GlyphElement.cs
- WindowsAuthenticationEventArgs.cs
- SequentialUshortCollection.cs
- TextTreeText.cs
- ProfilePropertyNameValidator.cs
- NameValueCollection.cs
- PersonalizationProviderHelper.cs
- SecurityRuntime.cs
- DefaultParameterValueAttribute.cs
- CaseCqlBlock.cs
- OleDbPropertySetGuid.cs
- shaper.cs
- SspiSafeHandles.cs
- RedirectionProxy.cs
- unsafenativemethodstextservices.cs
- CompensatableTransactionScopeActivityDesigner.cs
- DesignerTransactionCloseEvent.cs
- SerializationStore.cs
- HttpPostedFile.cs
- MenuItemBinding.cs
- DbDataSourceEnumerator.cs
- SafeEventHandle.cs
- OracleBoolean.cs
- DataGridViewCellFormattingEventArgs.cs
- TypeDescriptorContext.cs
- ColorMatrix.cs
- ACE.cs
- DetailsViewRowCollection.cs
- CodeSubDirectoriesCollection.cs
- PlatformCulture.cs
- TypeDescriptor.cs
- PerfCounters.cs
- Column.cs
- MsmqBindingElementBase.cs
- XmlSerializer.cs
- MetaType.cs
- Math.cs
- MetadataException.cs
- OutputCacheProfile.cs
- AdapterSwitches.cs
- SafeThemeHandle.cs
- XmlSerializerAssemblyAttribute.cs
- Perspective.cs
- WebPartEditorApplyVerb.cs
- DefaultPropertyAttribute.cs
- TypedDatasetGenerator.cs
- InstallHelper.cs
- ResumeStoryboard.cs
- NavigationHelper.cs
- ScaleTransform3D.cs
- SQLConvert.cs
- TypeUsage.cs
- MultipartContentParser.cs
- TypeSystem.cs
- SimpleExpression.cs
- Font.cs
- MULTI_QI.cs
- SQLInt32.cs
- PingReply.cs
- BamlRecordHelper.cs
- DateTimeOffset.cs
- CollectionCodeDomSerializer.cs
- DelegateSerializationHolder.cs
- WebPartCatalogAddVerb.cs
- TaiwanCalendar.cs
- HttpPostLocalhostServerProtocol.cs
- tibetanshape.cs
- PolicyAssertionCollection.cs
- ScriptResourceHandler.cs
- DataGridViewCellStateChangedEventArgs.cs
- ObjectListCommandEventArgs.cs
- SelectionWordBreaker.cs
- ObjectReaderCompiler.cs
- FactoryGenerator.cs
- Annotation.cs
- NodeInfo.cs
- PersistenceTypeAttribute.cs
- DataGridLinkButton.cs
- DSASignatureFormatter.cs
- CornerRadius.cs
- AttachedPropertyDescriptor.cs
- EntityDataSourceMemberPath.cs
- ArrayMergeHelper.cs
- PreloadedPackages.cs
- UpdateDelegates.Generated.cs
- AttributeData.cs
- PostBackOptions.cs
- AttributedMetaModel.cs
- XamlInt32CollectionSerializer.cs
- DbParameterCollectionHelper.cs