XNull Class Reference

Inheritance diagram for XNull:

List of all members.

Public Types

• typedef XObject ParentType

Public Member Functions

• XNull ()

  Create an XNull.
  

• XNull (const XNull &source)

  Create an XNull from another.
  

• virtual ~XNull ()
• virtual const XalanDOMString & getTypeString () const

  Given a request type, return the equivalent string.
  

• virtual double num () const

  Cast result object to a number.
  

• virtual bool boolean () const

  Cast result object to a boolean.
  

• virtual const XalanDOMString & str () const

  Cast result object to a string.
  

• virtual void str (FormatterListener &formatterListener, MemberFunctionPtr function) const
• virtual double stringLength () const

  Get the length of the string value of the instance.
  

• virtual void ProcessXObjectTypeCallback (XObjectTypeCallback &theCallbackObject)

  Process a callback request for preferred type information.
  

• virtual void ProcessXObjectTypeCallback (XObjectTypeCallback &theCallbackObject) const

  Process a callback request for preferred type information.
  

Static Public Member Functions

• static void initialize ()

  Perform static initialization.
  

• static void terminate ()

  Perform static shut down.
  

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Member Typedef Documentation

typedef XObject XNull::ParentType

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Constructor & Destructor Documentation

XNull::XNull

(

)

[explicit]

Create an XNull.

XNull::XNull

(

const XNull &

source

)

Create an XNull from another.

Parameters:

	source	object to copy
	deepClone	true to copy all children on nodeset nodes

virtual XNull::~XNull

(

)

[virtual]

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Member Function Documentation

static void XNull::initialize

(

)

[static]

Perform static initialization.

See class XPathInit.

static void XNull::terminate

(

)

[static]

Perform static shut down.

See class XPathInit.

Reimplemented from XObject.

virtual const XalanDOMString& XNull::getTypeString

(

)

const [virtual]

Given a request type, return the equivalent string.

For diagnostic purposes.

Returns:

string for type

Implements XObject.

virtual double XNull::num

(

)

const [virtual]

Cast result object to a number.

Returns:

numeric value

Reimplemented from XObject.

virtual bool XNull::boolean

(

)

const [virtual]

Cast result object to a boolean.

Returns:

boolean value

Reimplemented from XObject.

virtual const XalanDOMString& XNull::str

(

)

const [virtual]

Cast result object to a string.

Returns:

string value

Reimplemented from XObject.

virtual void XNull::str	(	FormatterListener &	formatterListener,
		MemberFunctionPtr	function
	)			const [virtual]

virtual double XNull::stringLength

(

)

const [virtual]

Get the length of the string value of the instance.

Returns:

The length of the string value

Implements XObject.

virtual void XNull::ProcessXObjectTypeCallback

(

XObjectTypeCallback &

theCallbackObject

)

[virtual]

Process a callback request for preferred type information.

Parameters:

theCallbackObject

object to call back

Implements XObject.

virtual void XNull::ProcessXObjectTypeCallback

(

XObjectTypeCallback &

theCallbackObject

)

const [virtual]

Process a callback request for preferred type information.

Parameters:

theCallbackObject

object to call back

Implements XObject.

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

• XNull.hpp