Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / Objects / ObjectStateEntryBaseUpdatableDataRecord.cs / 1305376 / ObjectStateEntryBaseUpdatableDataRecord.cs
//----------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// @owner [....]
// @backupOwner [....]
//---------------------------------------------------------------------
using System;
using System.ComponentModel;
using System.Data;
using System.Data.Common;
using System.Data.Metadata.Edm;
using System.Diagnostics;
using System.Reflection;
namespace System.Data.Objects
{
///
///
///
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")]
public abstract class DbUpdatableDataRecord : DbDataRecord, IExtendedDataRecord
{
internal readonly StateManagerTypeMetadata _metadata;
internal readonly ObjectStateEntry _cacheEntry;
internal readonly object _userObject;
internal DataRecordInfo _recordInfo;
internal DbUpdatableDataRecord(ObjectStateEntry cacheEntry, StateManagerTypeMetadata metadata, object userObject)
{
_cacheEntry = cacheEntry;
_userObject = userObject;
_metadata = metadata;
}
internal DbUpdatableDataRecord(ObjectStateEntry cacheEntry) :
this(cacheEntry, null, null)
{
}
///
/// Returns the number of fields in the record.
///
override public int FieldCount
{
get
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
return _cacheEntry.GetFieldCount(_metadata);
}
}
///
/// Retrieves a value with the given field ordinal
///
/// The ordinal of the field
/// The field value
override public object this[int ordinal]
{
get
{
return GetValue(ordinal);
}
}
///
/// Retrieves a value with the given field name
///
/// The name of the field
/// The field value
override public object this[string name]
{
get
{
return GetValue(GetOrdinal(name));
}
}
///
/// Retrieves the field value as a boolean
///
/// The ordinal of the field
/// The field value as a boolean
override public bool GetBoolean(int ordinal)
{
return (bool)GetValue(ordinal);
}
///
/// Retrieves the field value as a byte
///
/// The ordinal of the field
/// The field value as a byte
override public byte GetByte(int ordinal)
{
return (byte)GetValue(ordinal);
}
///
/// Retrieves the field value as a byte array
///
/// The ordinal of the field
/// The index at which to start copying data
/// The destination buffer where data is copied to
/// The index in the destination buffer where copying will begin
/// The number of bytes to copy
/// The number of bytes copied
override public long GetBytes(int ordinal, long dataIndex, byte[] buffer, int bufferIndex, int length)
{
byte[] tempBuffer;
tempBuffer = (byte[])GetValue(ordinal);
if (buffer == null)
{
return tempBuffer.Length;
}
int srcIndex = (int)dataIndex;
int byteCount = Math.Min(tempBuffer.Length - srcIndex, length);
if (srcIndex < 0)
{
throw EntityUtil.InvalidSourceBufferIndex(tempBuffer.Length, srcIndex, "dataIndex");
}
else if ((bufferIndex < 0) || (bufferIndex > 0 && bufferIndex >= buffer.Length))
{
throw EntityUtil.InvalidDestinationBufferIndex(buffer.Length, bufferIndex, "bufferIndex");
}
if (0 < byteCount)
{
Array.Copy(tempBuffer, dataIndex, buffer, bufferIndex, byteCount);
}
else if (length < 0)
{
throw EntityUtil.InvalidDataLength(length);
}
else
{
byteCount = 0;
}
return byteCount;
}
///
/// Retrieves the field value as a char
///
/// The ordinal of the field
/// The field value as a char
override public char GetChar(int ordinal)
{
return (char)GetValue(ordinal);
}
///
/// Retrieves the field value as a char array
///
/// The ordinal of the field
/// The index at which to start copying data
/// The destination buffer where data is copied to
/// The index in the destination buffer where copying will begin
/// The number of chars to copy
/// The number of chars copied
override public long GetChars(int ordinal, long dataIndex, char[] buffer, int bufferIndex, int length)
{
char[] tempBuffer;
tempBuffer = (char[])GetValue(ordinal);
if (buffer == null)
{
return tempBuffer.Length;
}
int srcIndex = (int)dataIndex;
int charCount = Math.Min(tempBuffer.Length - srcIndex, length);
if (srcIndex < 0)
{
throw EntityUtil.InvalidSourceBufferIndex(tempBuffer.Length, srcIndex, "dataIndex");
}
else if ((bufferIndex < 0) || (bufferIndex > 0 && bufferIndex >= buffer.Length))
{
throw EntityUtil.InvalidDestinationBufferIndex(buffer.Length, bufferIndex, "bufferIndex");
}
if (0 < charCount)
{
Array.Copy(tempBuffer, dataIndex, buffer, bufferIndex, charCount);
}
else if (length < 0)
{
throw EntityUtil.InvalidDataLength(length);
}
else
{
charCount = 0;
}
return charCount;
}
IDataReader IDataRecord.GetData(int ordinal)
{
return GetDbDataReader(ordinal);
}
///
/// Retrieves the field value as a DbDataReader
///
/// The ordinal of the field
///
/// Retrieves the name of the field data type
///
/// The ordinal of the field
/// The name of the field data type
override public string GetDataTypeName(int ordinal)
{
return ((Type)GetFieldType(ordinal)).Name;
}
///
/// Retrieves the field value as a DateTime
///
/// The ordinal of the field
/// The field value as a DateTime
override public DateTime GetDateTime(int ordinal)
{
return (DateTime)GetValue(ordinal);
}
///
/// Retrieves the field value as a decimal
///
/// The ordinal of the field
/// The field value as a decimal
override public Decimal GetDecimal(int ordinal)
{
return (Decimal)GetValue(ordinal);
}
///
/// Retrieves the field value as a double
///
/// The ordinal of the field
/// The field value as a double
override public double GetDouble(int ordinal)
{
return (double)GetValue(ordinal);
}
///
/// Retrieves the type of a field
///
/// The ordinal of the field
/// The field type
public override Type GetFieldType(int ordinal)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
return _cacheEntry.GetFieldType(ordinal, _metadata);
}
///
/// Retrieves the field value as a float
///
/// The ordinal of the field
/// The field value as a float
override public float GetFloat(int ordinal)
{
return (float)GetValue(ordinal);
}
///
/// Retrieves the field value as a Guid
///
/// The ordinal of the field
/// The field value as a Guid
override public Guid GetGuid(int ordinal)
{
return (Guid)GetValue(ordinal);
}
///
/// Retrieves the field value as an Int16
///
/// The ordinal of the field
/// The field value as an Int16
override public Int16 GetInt16(int ordinal)
{
return (Int16)GetValue(ordinal);
}
///
/// Retrieves the field value as an Int32
///
/// The ordinal of the field
/// The field value as an Int32
override public Int32 GetInt32(int ordinal)
{
return (Int32)GetValue(ordinal);
}
///
/// Retrieves the field value as an Int64
///
/// The ordinal of the field
/// The field value as an Int64
override public Int64 GetInt64(int ordinal)
{
return (Int64)GetValue(ordinal);
}
///
/// Retrieves the name of a field
///
/// The ordinal of the field
/// The name of the field
override public string GetName(int ordinal)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
return _cacheEntry.GetCLayerName(ordinal, _metadata);
}
///
/// Retrieves the ordinal of a field by name
///
/// The name of the field
/// The ordinal of the field
override public int GetOrdinal(string name)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
int ordinal = _cacheEntry.GetOrdinalforCLayerName(name, _metadata);
if (ordinal == -1)
{
throw EntityUtil.ArgumentOutOfRange("name");
}
return ordinal;
}
///
/// Retrieves the field value as a string
///
/// The ordinal of the field
/// The field value as a string
override public string GetString(int ordinal)
{
return (string)GetValue(ordinal);
}
///
/// Retrieves the value of a field
///
/// The ordinal of the field
/// The field value
override public object GetValue(int ordinal)
{
return GetRecordValue(ordinal);
}
///
/// In derived classes, retrieves the record value for a field
///
/// The ordinal of the field
/// The field value
protected abstract object GetRecordValue(int ordinal);
///
/// Retrieves all field values in the record into an object array
///
/// An array of objects to store the field values
/// The number of field values returned
override public int GetValues(object[] values)
{
if (values == null)
{
throw EntityUtil.ArgumentNull("values");
}
int minValue = Math.Min(values.Length, FieldCount);
for (int i = 0; i < minValue; i++)
{
values[i] = GetValue(i);
}
return minValue;
}
///
/// Determines if a field has a DBNull value
///
/// The ordinal of the field
/// True if the field has a DBNull value
override public bool IsDBNull(int ordinal)
{
return (GetValue(ordinal) == DBNull.Value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
///
public void SetBoolean(int ordinal, bool value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
///
public void SetByte(int ordinal, byte value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetChar(int ordinal, char value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDataRecord(int ordinal, IDataRecord value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDateTime(int ordinal, DateTime value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDecimal(int ordinal, Decimal value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDouble(int ordinal, Double value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetFloat(int ordinal, float value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetGuid(int ordinal, Guid value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetInt16(int ordinal, Int16 value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetInt32(int ordinal, Int32 value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetInt64(int ordinal, Int64 value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetString(int ordinal, string value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetValue(int ordinal, object value)
{
SetRecordValue(ordinal, value);
}
///
/// Sets field values in a record
///
///
/// The number of fields that were set
public int SetValues(params Object[] values)
{
int minValue = Math.Min(values.Length, FieldCount);
for (int i = 0; i < minValue; i++)
{
SetRecordValue(i, values[i]);
}
return minValue;
}
///
/// Sets a field to the DBNull value
///
/// The ordinal of the field
public void SetDBNull(int ordinal)
{
SetRecordValue(ordinal, DBNull.Value);
}
///
/// Retrieve data record information
///
public virtual DataRecordInfo DataRecordInfo
{
get
{
if (null == _recordInfo)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
_recordInfo = _cacheEntry.GetDataRecordInfo(_metadata, _userObject);
}
return _recordInfo;
}
}
///
/// Retrieves a field value as a DbDataRecord
///
/// The ordinal of the field
/// The field value as a DbDataRecord
public DbDataRecord GetDataRecord(int ordinal)
{
return (DbDataRecord)GetValue(ordinal);
}
///
/// Used to return a nested result
///
///
///
/// Sets the field value for a given ordinal
///
/// in the cspace mapping
/// in CSpace
protected abstract void SetRecordValue(int ordinal, object value);
}
public abstract class CurrentValueRecord : DbUpdatableDataRecord
{
internal CurrentValueRecord(ObjectStateEntry cacheEntry, StateManagerTypeMetadata metadata, object userObject) :
base(cacheEntry, metadata, userObject)
{
}
internal CurrentValueRecord(ObjectStateEntry cacheEntry) :
base(cacheEntry)
{
}
}
public abstract class OriginalValueRecord : DbUpdatableDataRecord
{
internal OriginalValueRecord(ObjectStateEntry cacheEntry, StateManagerTypeMetadata metadata, object userObject) :
base(cacheEntry, metadata, userObject)
{
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//----------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// @owner [....]
// @backupOwner [....]
//---------------------------------------------------------------------
using System;
using System.ComponentModel;
using System.Data;
using System.Data.Common;
using System.Data.Metadata.Edm;
using System.Diagnostics;
using System.Reflection;
namespace System.Data.Objects
{
///
///
///
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")]
public abstract class DbUpdatableDataRecord : DbDataRecord, IExtendedDataRecord
{
internal readonly StateManagerTypeMetadata _metadata;
internal readonly ObjectStateEntry _cacheEntry;
internal readonly object _userObject;
internal DataRecordInfo _recordInfo;
internal DbUpdatableDataRecord(ObjectStateEntry cacheEntry, StateManagerTypeMetadata metadata, object userObject)
{
_cacheEntry = cacheEntry;
_userObject = userObject;
_metadata = metadata;
}
internal DbUpdatableDataRecord(ObjectStateEntry cacheEntry) :
this(cacheEntry, null, null)
{
}
///
/// Returns the number of fields in the record.
///
override public int FieldCount
{
get
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
return _cacheEntry.GetFieldCount(_metadata);
}
}
///
/// Retrieves a value with the given field ordinal
///
/// The ordinal of the field
/// The field value
override public object this[int ordinal]
{
get
{
return GetValue(ordinal);
}
}
///
/// Retrieves a value with the given field name
///
/// The name of the field
/// The field value
override public object this[string name]
{
get
{
return GetValue(GetOrdinal(name));
}
}
///
/// Retrieves the field value as a boolean
///
/// The ordinal of the field
/// The field value as a boolean
override public bool GetBoolean(int ordinal)
{
return (bool)GetValue(ordinal);
}
///
/// Retrieves the field value as a byte
///
/// The ordinal of the field
/// The field value as a byte
override public byte GetByte(int ordinal)
{
return (byte)GetValue(ordinal);
}
///
/// Retrieves the field value as a byte array
///
/// The ordinal of the field
/// The index at which to start copying data
/// The destination buffer where data is copied to
/// The index in the destination buffer where copying will begin
/// The number of bytes to copy
/// The number of bytes copied
override public long GetBytes(int ordinal, long dataIndex, byte[] buffer, int bufferIndex, int length)
{
byte[] tempBuffer;
tempBuffer = (byte[])GetValue(ordinal);
if (buffer == null)
{
return tempBuffer.Length;
}
int srcIndex = (int)dataIndex;
int byteCount = Math.Min(tempBuffer.Length - srcIndex, length);
if (srcIndex < 0)
{
throw EntityUtil.InvalidSourceBufferIndex(tempBuffer.Length, srcIndex, "dataIndex");
}
else if ((bufferIndex < 0) || (bufferIndex > 0 && bufferIndex >= buffer.Length))
{
throw EntityUtil.InvalidDestinationBufferIndex(buffer.Length, bufferIndex, "bufferIndex");
}
if (0 < byteCount)
{
Array.Copy(tempBuffer, dataIndex, buffer, bufferIndex, byteCount);
}
else if (length < 0)
{
throw EntityUtil.InvalidDataLength(length);
}
else
{
byteCount = 0;
}
return byteCount;
}
///
/// Retrieves the field value as a char
///
/// The ordinal of the field
/// The field value as a char
override public char GetChar(int ordinal)
{
return (char)GetValue(ordinal);
}
///
/// Retrieves the field value as a char array
///
/// The ordinal of the field
/// The index at which to start copying data
/// The destination buffer where data is copied to
/// The index in the destination buffer where copying will begin
/// The number of chars to copy
/// The number of chars copied
override public long GetChars(int ordinal, long dataIndex, char[] buffer, int bufferIndex, int length)
{
char[] tempBuffer;
tempBuffer = (char[])GetValue(ordinal);
if (buffer == null)
{
return tempBuffer.Length;
}
int srcIndex = (int)dataIndex;
int charCount = Math.Min(tempBuffer.Length - srcIndex, length);
if (srcIndex < 0)
{
throw EntityUtil.InvalidSourceBufferIndex(tempBuffer.Length, srcIndex, "dataIndex");
}
else if ((bufferIndex < 0) || (bufferIndex > 0 && bufferIndex >= buffer.Length))
{
throw EntityUtil.InvalidDestinationBufferIndex(buffer.Length, bufferIndex, "bufferIndex");
}
if (0 < charCount)
{
Array.Copy(tempBuffer, dataIndex, buffer, bufferIndex, charCount);
}
else if (length < 0)
{
throw EntityUtil.InvalidDataLength(length);
}
else
{
charCount = 0;
}
return charCount;
}
IDataReader IDataRecord.GetData(int ordinal)
{
return GetDbDataReader(ordinal);
}
///
/// Retrieves the field value as a DbDataReader
///
/// The ordinal of the field
///
/// Retrieves the name of the field data type
///
/// The ordinal of the field
/// The name of the field data type
override public string GetDataTypeName(int ordinal)
{
return ((Type)GetFieldType(ordinal)).Name;
}
///
/// Retrieves the field value as a DateTime
///
/// The ordinal of the field
/// The field value as a DateTime
override public DateTime GetDateTime(int ordinal)
{
return (DateTime)GetValue(ordinal);
}
///
/// Retrieves the field value as a decimal
///
/// The ordinal of the field
/// The field value as a decimal
override public Decimal GetDecimal(int ordinal)
{
return (Decimal)GetValue(ordinal);
}
///
/// Retrieves the field value as a double
///
/// The ordinal of the field
/// The field value as a double
override public double GetDouble(int ordinal)
{
return (double)GetValue(ordinal);
}
///
/// Retrieves the type of a field
///
/// The ordinal of the field
/// The field type
public override Type GetFieldType(int ordinal)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
return _cacheEntry.GetFieldType(ordinal, _metadata);
}
///
/// Retrieves the field value as a float
///
/// The ordinal of the field
/// The field value as a float
override public float GetFloat(int ordinal)
{
return (float)GetValue(ordinal);
}
///
/// Retrieves the field value as a Guid
///
/// The ordinal of the field
/// The field value as a Guid
override public Guid GetGuid(int ordinal)
{
return (Guid)GetValue(ordinal);
}
///
/// Retrieves the field value as an Int16
///
/// The ordinal of the field
/// The field value as an Int16
override public Int16 GetInt16(int ordinal)
{
return (Int16)GetValue(ordinal);
}
///
/// Retrieves the field value as an Int32
///
/// The ordinal of the field
/// The field value as an Int32
override public Int32 GetInt32(int ordinal)
{
return (Int32)GetValue(ordinal);
}
///
/// Retrieves the field value as an Int64
///
/// The ordinal of the field
/// The field value as an Int64
override public Int64 GetInt64(int ordinal)
{
return (Int64)GetValue(ordinal);
}
///
/// Retrieves the name of a field
///
/// The ordinal of the field
/// The name of the field
override public string GetName(int ordinal)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
return _cacheEntry.GetCLayerName(ordinal, _metadata);
}
///
/// Retrieves the ordinal of a field by name
///
/// The name of the field
/// The ordinal of the field
override public int GetOrdinal(string name)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
int ordinal = _cacheEntry.GetOrdinalforCLayerName(name, _metadata);
if (ordinal == -1)
{
throw EntityUtil.ArgumentOutOfRange("name");
}
return ordinal;
}
///
/// Retrieves the field value as a string
///
/// The ordinal of the field
/// The field value as a string
override public string GetString(int ordinal)
{
return (string)GetValue(ordinal);
}
///
/// Retrieves the value of a field
///
/// The ordinal of the field
/// The field value
override public object GetValue(int ordinal)
{
return GetRecordValue(ordinal);
}
///
/// In derived classes, retrieves the record value for a field
///
/// The ordinal of the field
/// The field value
protected abstract object GetRecordValue(int ordinal);
///
/// Retrieves all field values in the record into an object array
///
/// An array of objects to store the field values
/// The number of field values returned
override public int GetValues(object[] values)
{
if (values == null)
{
throw EntityUtil.ArgumentNull("values");
}
int minValue = Math.Min(values.Length, FieldCount);
for (int i = 0; i < minValue; i++)
{
values[i] = GetValue(i);
}
return minValue;
}
///
/// Determines if a field has a DBNull value
///
/// The ordinal of the field
/// True if the field has a DBNull value
override public bool IsDBNull(int ordinal)
{
return (GetValue(ordinal) == DBNull.Value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
///
public void SetBoolean(int ordinal, bool value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
///
public void SetByte(int ordinal, byte value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetChar(int ordinal, char value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDataRecord(int ordinal, IDataRecord value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDateTime(int ordinal, DateTime value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDecimal(int ordinal, Decimal value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetDouble(int ordinal, Double value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetFloat(int ordinal, float value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetGuid(int ordinal, Guid value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetInt16(int ordinal, Int16 value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetInt32(int ordinal, Int32 value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetInt64(int ordinal, Int64 value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetString(int ordinal, string value)
{
SetValue(ordinal, value);
}
///
/// Sets the value of a field in a record
///
/// The ordinal of the field
/// The new field value
public void SetValue(int ordinal, object value)
{
SetRecordValue(ordinal, value);
}
///
/// Sets field values in a record
///
///
/// The number of fields that were set
public int SetValues(params Object[] values)
{
int minValue = Math.Min(values.Length, FieldCount);
for (int i = 0; i < minValue; i++)
{
SetRecordValue(i, values[i]);
}
return minValue;
}
///
/// Sets a field to the DBNull value
///
/// The ordinal of the field
public void SetDBNull(int ordinal)
{
SetRecordValue(ordinal, DBNull.Value);
}
///
/// Retrieve data record information
///
public virtual DataRecordInfo DataRecordInfo
{
get
{
if (null == _recordInfo)
{
Debug.Assert(_cacheEntry != null, "CacheEntry is required.");
_recordInfo = _cacheEntry.GetDataRecordInfo(_metadata, _userObject);
}
return _recordInfo;
}
}
///
/// Retrieves a field value as a DbDataRecord
///
/// The ordinal of the field
/// The field value as a DbDataRecord
public DbDataRecord GetDataRecord(int ordinal)
{
return (DbDataRecord)GetValue(ordinal);
}
///
/// Used to return a nested result
///
///
///
/// Sets the field value for a given ordinal
///
/// in the cspace mapping
/// in CSpace
protected abstract void SetRecordValue(int ordinal, object value);
}
public abstract class CurrentValueRecord : DbUpdatableDataRecord
{
internal CurrentValueRecord(ObjectStateEntry cacheEntry, StateManagerTypeMetadata metadata, object userObject) :
base(cacheEntry, metadata, userObject)
{
}
internal CurrentValueRecord(ObjectStateEntry cacheEntry) :
base(cacheEntry)
{
}
}
public abstract class OriginalValueRecord : DbUpdatableDataRecord
{
internal OriginalValueRecord(ObjectStateEntry cacheEntry, StateManagerTypeMetadata metadata, object userObject) :
base(cacheEntry, metadata, userObject)
{
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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- DesignerCommandSet.cs
- DateTimeStorage.cs
- AccessViolationException.cs
- ProfilePropertySettings.cs
- SafeFindHandle.cs
- FixUp.cs
- ToolBarButton.cs
- OciLobLocator.cs
- QuestionEventArgs.cs
- TraceUtility.cs
- ObjectDataSourceFilteringEventArgs.cs
- RunClient.cs
- XmlSchemaElement.cs
- Parameter.cs
- TransformedBitmap.cs
- UnicodeEncoding.cs
- ProxyElement.cs
- PlainXmlWriter.cs
- DynamicField.cs
- EntitySetDataBindingList.cs
- TemplateControlParser.cs
- MembershipAdapter.cs
- PeerNameRecordCollection.cs
- RSAOAEPKeyExchangeFormatter.cs
- odbcmetadatafactory.cs
- ActivationArguments.cs
- BitmapFrameEncode.cs
- PolicyDesigner.cs
- OpenFileDialog.cs
- ApplicationException.cs
- HttpResponse.cs
- DesignerMetadata.cs
- CodeTypeParameter.cs
- WCFServiceClientProxyGenerator.cs
- ZoneMembershipCondition.cs
- ResourcePermissionBase.cs
- ToolStripOverflow.cs
- ObjectStateEntry.cs
- RelationshipDetailsCollection.cs
- FontStretchConverter.cs
- ShapingEngine.cs
- PasswordPropertyTextAttribute.cs
- DataGridrowEditEndingEventArgs.cs
- CollectionViewGroupRoot.cs
- UrlMappingCollection.cs
- UrlPath.cs
- PolicyManager.cs
- EdgeModeValidation.cs
- OdbcTransaction.cs
- InfocardClientCredentials.cs
- WindowsSysHeader.cs
- CoreSwitches.cs
- Keywords.cs
- TrackingProvider.cs
- PagesChangedEventArgs.cs
- WindowsAuthenticationModule.cs
- AsymmetricAlgorithm.cs
- Page.cs
- ImageUrlEditor.cs
- ComponentResourceKeyConverter.cs
- OrderByBuilder.cs
- ExchangeUtilities.cs
- GeometryModel3D.cs
- MetaType.cs
- InputLangChangeEvent.cs
- NamedPermissionSet.cs
- SelectionManager.cs
- LocatorPartList.cs
- NameValuePair.cs
- ConfigurationElementCollection.cs
- BuiltInExpr.cs
- ValidatorUtils.cs
- Win32.cs
- SslStream.cs
- VirtualPathProvider.cs
- DocumentSchemaValidator.cs
- ListViewUpdatedEventArgs.cs
- MsmqProcessProtocolHandler.cs
- NavigationService.cs
- ServiceOperationDetailViewControl.cs
- SynchronizedDispatch.cs
- XmlChildNodes.cs
- GroupAggregateExpr.cs
- GlyphRunDrawing.cs
- DefaultBindingPropertyAttribute.cs
- IgnoreFileBuildProvider.cs
- ActivityTypeCodeDomSerializer.cs
- CustomErrorsSection.cs
- BaseTemplateParser.cs
- ProcessInfo.cs
- ReadOnlyDataSourceView.cs
- CapabilitiesAssignment.cs
- FixUp.cs
- QilStrConcat.cs
- UnsafeNetInfoNativeMethods.cs
- ControlBuilderAttribute.cs
- IgnoreDataMemberAttribute.cs
- WebBrowserHelper.cs
- DataServiceClientException.cs
- EntityConnection.cs