FDO API Reference Feature Data Objects

FdoDataValue Class Reference

#include <DataValue.h>

Inherits FdoLiteralValue.

Inherited by FdoBooleanValue, FdoInt16Value, FdoInt32Value, FdoInt64Value, FdoLOBValue, FdoSingleValue, and FdoStringValue.

Inheritance diagram for FdoDataValue:

Inheritance graph
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List of all members.

Detailed Description

The FdoDataValue class derives from FdoLiteralValue and represents a literal value such as a string or a number.

Definition at line 33 of file DataValue.h.


Public Member Functions

virtual FDO_API FdoDataType GetDataType ()=0
 Gets the data type of the FdoDataValue.
FdoString * GetXmlValue ()
virtual FDO_API bool IsNull ()
 Returns true if the FdoDataValue represents a null value.
virtual FDO_API void SetNull ()
 Sets the FdoDataValue to a null value of the specified type.

Static Public Member Functions

static FdoDataValue * Create (FdoString *value, FdoDataType dataType)
static FDO_API FdoDataValue * Create (FdoByteArray *value, FdoDataType dataType)
 Constructs an instance of an FdoBLOBValue or FdoCLOBValue using the specified arguments.
static FDO_API FdoDataValue * Create (FdoByte *value, FdoInt32 length, FdoDataType dataType)
 Constructs an instance of an FdoBLOBValue or FdoCLOBValue using the specified arguments.
static FDO_API FdoDataValue * Create (FdoString *value)
 Constructs an instance of an FdoStringValue using the specified argument.
static FDO_API FdoDataValue * Create (float value)
 Constructs an instance of an FdoSingleValue using the specified argument.
static FDO_API FdoDataValue * Create (FdoInt64 value)
 Constructs an instance of an FdoInt64Value using the specified argument.
static FDO_API FdoDataValue * Create (FdoInt32 value)
 Constructs an instance of an FdoInt32Value using the specified argument.
static FDO_API FdoDataValue * Create (FdoInt16 value)
 Constructs an instance of an FdoInt16Value using the specified argument.
static FDO_API FdoDataValue * Create (double value, FdoDataType dataType)
 Constructs an instance of an FdoDecimalValue or FdoDoubleValue using the specified arguments.
static FDO_API FdoDataValue * Create (FdoDateTime value)
 Constructs an instance of an FdoDateTimeValue using the specified argument.
static FDO_API FdoDataValue * Create (FdoByte value)
 Constructs an instance of an FdoByteValue using the specified argument.
static FDO_API FdoDataValue * Create (bool value)
 Constructs an instance of an FdoBooleanValue using the specified argument.
static FDO_API FdoDataValue * Create (FdoDataType dataType)
 Constructs an instance of a null FdoDataValue using the specified arguments.
The documentation for this class was generated from the following file:
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