FDO API Reference

Feature Data Objects

FdoNullCondition Class Reference

#include <NullCondition.h>

Inherits FdoSearchCondition.

Inheritance diagram for FdoNullCondition:

[legend]List of all members.

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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)
	DOXYGEN-IGNORE This is an internal method. It returns the well defined text representation of the filter.
Static Public Member Functions
FDO_API FdoNullCondition *	Create (FdoIdentifier *propertyName)
	Constructs an instance of an FdoNullCondition using the specified arguments.
FDO_API FdoNullCondition *	Create (FdoString *propertyName)
	Constructs an instance of an FdoNullCondition using the specified arguments.
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 ()

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Constructor & Destructor Documentation

FdoNullCondition::FdoNullCondition (   )  [protected]

Constructs a default instance of an FdoNullCondition.

FdoNullCondition::FdoNullCondition (  FdoString *  propertyName  )  [protected]

Constructs an instance of an FdoNullCondition using the specified arguments.

FdoNullCondition::FdoNullCondition (  FdoIdentifier *  propertyName  )  [protected]

Constructs an instance of an FdoNullCondition using the specified arguments.

virtual FdoNullCondition::~FdoNullCondition (   )  [protected, virtual]

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Member Function Documentation

FDO_API FdoNullCondition* FdoNullCondition::Create (  FdoIdentifier *  propertyName  )  [static]

Constructs an instance of an FdoNullCondition using the specified arguments. Parameters: propertyName  Input name Returns: Returns an FdoNullCondition

FDO_API FdoNullCondition* FdoNullCondition::Create (  FdoString *  propertyName  )  [static]

Constructs an instance of an FdoNullCondition using the specified arguments. Parameters: propertyName  Input name Returns: Returns an FdoNullCondition

FDO_API FdoNullCondition* FdoNullCondition::Create (   )  [static]

Constructs a default instance of an FdoNullCondition. Returns: Returns an FdoNullCondition

virtual void FdoNullCondition::Dispose (   )  [protected, virtual]

Dispose this object. Returns: Returns nothing Implements FdoIDisposable.

FDO_API FdoIdentifier* FdoNullCondition::GetPropertyName (   )

Gets the name of the data property. Returns: Returns FdoIdentifier

FDO_API void FdoNullCondition::Process (  FdoIFilterProcessor *  p  )  [virtual]

Overrides FdoFilter.Process to pass the FdoNullCondition to the appropriate filter processor operation. Parameters: p  Input filter processor Returns: Returns nothing Implements FdoFilter.

FDO_API void FdoNullCondition::SetPropertyName (  FdoIdentifier *  value  )

Sets the name of the data property. Parameters: value  Input name Returns: Returns nothing

FdoString* FdoNullCondition::ToStringInternal (  FdoIdentifierCollection *  pIdCol  )  [virtual]

DOXYGEN-IGNORE This is an internal method. It returns the well defined text representation of the filter. Parameters: pIdCol  A identifier collection that contains all the computed identifier used by the filter Returns: Returns the well defined text string Implements FdoFilter.

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

• NullCondition.h

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