FDO API Reference

Feature Data Objects

FdoNullCondition Class Reference

#include <NullCondition.h>

Inherits FdoSearchCondition.

Inheritance diagram for FdoNullCondition:

[legend]List of all members.

---

Detailed Description

The FdoNullCondition class derives from FdoSearchCondition and can be used to test if the value of a specified data property is null.

Definition at line 33 of file NullCondition.h.

Public Member Functions
FDO_API FdoIdentifier *	GetPropertyName ()
	Gets the name of the data property.
FDO_API void	Process (FdoIFilterProcessor *p)
	Overrides FdoFilter.Process to pass the FdoNullCondition to the appropriate filter processor operation.
FDO_API void	SetPropertyName (FdoIdentifier *value)
	Sets the name of the data property.
FdoString *	ToStringInternal (FdoIdentifierCollection *pIdCol)
	This is an internal method. It returns the well defined text representation of the filter.
Static Public Member Functions
static FDO_API FdoNullCondition *	Create (FdoIdentifier *propertyName)
	Constructs an instance of an FdoNullCondition using the specified arguments.
static FDO_API FdoNullCondition *	Create (FdoString *propertyName)
	Constructs an instance of an FdoNullCondition using the specified arguments.
static FDO_API FdoNullCondition *	Create ()
	Constructs a default instance of an FdoNullCondition.
Protected Member Functions
virtual void	Dispose ()
	Dispose this object.
	FdoNullCondition (FdoIdentifier *propertyName)
	Constructs an instance of an FdoNullCondition using the specified arguments.
	FdoNullCondition (FdoString *propertyName)
	Constructs an instance of an FdoNullCondition using the specified arguments.
	FdoNullCondition ()
	Constructs a default instance of an FdoNullCondition.
virtual	~FdoNullCondition ()

---

The documentation for this class was generated from the following file:

• NullCondition.h

---

Comments or suggestions? Send us feedback.