C# Class System.Data.Common.DataStorage

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Private Properties

Property	Type	Description
CopyValueInternal	void
DetermineIfValueType	bool
GetEmptyStorageInternal	object
GetQualifiedName	string
GetStorageType	StorageType
GetType	System.Type
GetTypeStorage	System.Type
ImplementsINullableValue	bool
ImplementsInterfaces	void
InspectTypeForInterfaces	Tuple
IsSqlType	bool
IsTypeCustomType	bool
IsTypeCustomType	bool
SetStorageInternal	void

Public Methods

Method	Description
Aggregate ( int recordNos, AggregateType kind ) : object
AggregateCount ( int recordNos ) : object
Compare ( int recordNo1, int recordNo2 ) : int
CompareValueTo ( int recordNo1, object value ) : int
ConvertObjectToXml ( object value ) : string
ConvertObjectToXml ( object value, XmlWriter xmlWriter, XmlRootAttribute xmlAttrib ) : void
ConvertValue ( object value ) : object
ConvertXmlToObject ( XmlReader xmlReader, XmlRootAttribute xmlAttrib ) : object
ConvertXmlToObject ( string s ) : object
Copy ( int recordNo1, int recordNo2 ) : void
CreateStorage ( DataColumn column, Type dataType, StorageType typeCode ) : DataStorage
Get ( int recordNo ) : object
GetStringLength ( int record ) : int
IsNull ( int recordNo ) : bool
IsObjectNull ( object value ) : bool
IsObjectSqlNull ( object value ) : bool
IsSqlType ( Type dataType ) : bool
Set ( int recordNo, object value ) : void
SetCapacity ( int capacity ) : void

Protected Methods

Method	Description
CompareBits ( int recordNo1, int recordNo2 ) : int
CopyBits ( int srcRecordNo, int dstRecordNo ) : void
CopyValue ( int record, object store, BitArray nullbits, int storeIndex ) : void
DataStorage ( DataColumn column, Type type, object defaultValue, StorageType storageType ) : System.Collections
DataStorage ( DataColumn column, Type type, object defaultValue, object nullValue, StorageType storageType ) : System.Collections
DataStorage ( DataColumn column, Type type, object defaultValue, object nullValue, bool isICloneable, StorageType storageType ) : System.Collections
GetBits ( int recordNo ) : object
GetEmptyStorage ( int recordCount ) : object
HasValue ( int recordNo ) : bool
SetNullBit ( int recordNo, bool flag ) : void
SetNullStorage ( BitArray nullbits ) : void
SetStorage ( object store, BitArray nullbits ) : void

Private Methods

Method	Description
CopyValueInternal ( int record, object store, BitArray nullbits, int storeIndex ) : void
DetermineIfValueType ( StorageType typeCode, Type dataType ) : bool
GetEmptyStorageInternal ( int recordCount ) : object
GetQualifiedName ( Type type ) : string	wrapper around Type.AssemblyQualifiedName
GetStorageType ( Type dataType ) : StorageType
GetType ( string value ) : Type	wrapper around Type.GetType Types like "System.Guid" will load regardless of AssemblyQualifiedName because they are special Types like "System.Data.SqlTypes.SqlString" will load because they are in the same assembly as this code Types like "System.Numerics.BigInteger" won't load because they are not special and not same assembly as this code
GetTypeStorage ( StorageType storageType ) : Type
ImplementsINullableValue ( StorageType typeCode, Type dataType ) : bool
ImplementsInterfaces ( StorageType typeCode, Type dataType, bool &sqlType, bool &nullable, bool &xmlSerializable, bool &changeTracking, bool &revertibleChangeTracking ) : void
InspectTypeForInterfaces ( Type dataType ) : Tuple
IsSqlType ( StorageType storageType ) : bool
IsTypeCustomType ( StorageType typeCode ) : bool
IsTypeCustomType ( Type type ) : bool
SetStorageInternal ( object store, BitArray nullbits ) : void

Method Details

Aggregate() public method

public Aggregate ( int recordNos, AggregateType kind ) : object
recordNos	int
kind	AggregateType
return	object

AggregateCount() public method

public AggregateCount ( int recordNos ) : object
recordNos	int
return	object

Compare() public abstract method

public abstract Compare ( int recordNo1, int recordNo2 ) : int
recordNo1	int
recordNo2	int
return	int

CompareBits() protected method

protected CompareBits ( int recordNo1, int recordNo2 ) : int
recordNo1	int
recordNo2	int
return	int

CompareValueTo() public abstract method

public abstract CompareValueTo ( int recordNo1, object value ) : int
recordNo1	int
value	object
return	int

ConvertObjectToXml() public abstract method

public abstract ConvertObjectToXml ( object value ) : string
value	object
return	string

ConvertObjectToXml() public method

public ConvertObjectToXml ( object value, XmlWriter xmlWriter, XmlRootAttribute xmlAttrib ) : void
value	object
xmlWriter	System.Xml.XmlWriter
xmlAttrib	System.Xml.Serialization.XmlRootAttribute
return	void

ConvertValue() public method

public ConvertValue ( object value ) : object
value	object
return	object

ConvertXmlToObject() public method

public ConvertXmlToObject ( XmlReader xmlReader, XmlRootAttribute xmlAttrib ) : object
xmlReader	System.Xml.XmlReader
xmlAttrib	System.Xml.Serialization.XmlRootAttribute
return	object

ConvertXmlToObject() public abstract method

public abstract ConvertXmlToObject ( string s ) : object
s	string
return	object

Copy() public abstract method

public abstract Copy ( int recordNo1, int recordNo2 ) : void
recordNo1	int
recordNo2	int
return	void

CopyBits() protected method

protected CopyBits ( int srcRecordNo, int dstRecordNo ) : void
srcRecordNo	int
dstRecordNo	int
return	void

CopyValue() protected abstract method

protected abstract CopyValue ( int record, object store, BitArray nullbits, int storeIndex ) : void
record	int
store	object
nullbits	System.Collections.BitArray
storeIndex	int
return	void

CreateStorage() public static method

public static CreateStorage ( DataColumn column, Type dataType, StorageType typeCode ) : DataStorage
column	DataColumn
dataType	System.Type
typeCode	StorageType
return	DataStorage

DataStorage() protected method

protected DataStorage ( DataColumn column, Type type, object defaultValue, StorageType storageType ) : System.Collections
column	DataColumn
type	System.Type
defaultValue	object
storageType	StorageType
return	System.Collections

DataStorage() protected method

protected DataStorage ( DataColumn column, Type type, object defaultValue, object nullValue, StorageType storageType ) : System.Collections
column	DataColumn
type	System.Type
defaultValue	object
nullValue	object
storageType	StorageType
return	System.Collections

DataStorage() protected method

protected DataStorage ( DataColumn column, Type type, object defaultValue, object nullValue, bool isICloneable, StorageType storageType ) : System.Collections
column	DataColumn
type	System.Type
defaultValue	object
nullValue	object
isICloneable	bool
storageType	StorageType
return	System.Collections

Get() public abstract method

public abstract Get ( int recordNo ) : object
recordNo	int
return	object

GetBits() protected method

protected GetBits ( int recordNo ) : object
recordNo	int
return	object

GetEmptyStorage() protected abstract method

protected abstract GetEmptyStorage ( int recordCount ) : object
recordCount	int
return	object

GetStringLength() public method

public GetStringLength ( int record ) : int
record	int
return	int

HasValue() protected method

protected HasValue ( int recordNo ) : bool
recordNo	int
return	bool

IsNull() public method

public IsNull ( int recordNo ) : bool
recordNo	int
return	bool

IsObjectNull() public static method

public static IsObjectNull ( object value ) : bool
value	object
return	bool

IsObjectSqlNull() public static method

public static IsObjectSqlNull ( object value ) : bool
value	object
return	bool

IsSqlType() public static method

public static IsSqlType ( Type dataType ) : bool
dataType	System.Type
return	bool

Set() public abstract method

public abstract Set ( int recordNo, object value ) : void
recordNo	int
value	object
return	void

SetCapacity() public method

public SetCapacity ( int capacity ) : void
capacity	int
return	void

SetNullBit() protected method

protected SetNullBit ( int recordNo, bool flag ) : void
recordNo	int
flag	bool
return	void

SetNullStorage() protected method

protected SetNullStorage ( BitArray nullbits ) : void
nullbits	System.Collections.BitArray
return	void

SetStorage() protected abstract method

protected abstract SetStorage ( object store, BitArray nullbits ) : void
store	object
nullbits	System.Collections.BitArray
return	void