Xalan-C++ API Documentation

The Xalan C++ XSLT Processor Version 1.10

XObject Class Reference

Class to hold XPath return types. More...

Inheritance diagram for XObject:

List of all members.

Public Types

• typedef void(FormatterListener::* MemberFunctionPtr )(const XMLCh *const, const unsigned int)
• enum eObjectType {
    eTypeNull = 0, eTypeUnknown = 1, eTypeBoolean = 2, eTypeNumber = 3,
    eTypeString = 4, eTypeNodeSet = 5, eTypeResultTreeFrag = 6, eTypeUserDefined = 7,
    eTypeStringReference = 8, eTypeStringAdapter = 9, eTypeStringCached = 10, eTypeXTokenNumberAdapter = 11,
    eTypeXTokenStringAdapter = 12, eTypeNodeSetNodeProxy = 13, eUnknown
  }

  Enumeration of possible object types. More...
  

Public Member Functions

• XObject (eObjectType theObjectType)

  Create an XObject.
  

• XObject (const XObject &source)
• virtual const XalanDOMString & getTypeString () const =0

  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 =0

  Send the string value to a FormatterListener instance.
  

• virtual double stringLength () const =0

  Get the length of the string value of the instance.
  

• virtual void str (XalanDOMString &theBuffer) const

  Append the string value directly a string.
  

• virtual const XalanDocumentFragment & rtree () const

  Cast result object to a result tree fragment.
  

• virtual const NodeRefListBase & nodeset () const

  Cast result object to a nodelist.
  

• virtual void ProcessXObjectTypeCallback (XObjectTypeCallback &theCallbackObject)=0

  Process a callback request for preferred type information.
  

• virtual void ProcessXObjectTypeCallback (XObjectTypeCallback &theCallbackObject) const =0

  Process a callback request for preferred type information.
  

• bool equals (const XObject &theRHS, XPathExecutionContext &executionContext) const

  Tell if two objects are functionally equal.
  

• bool notEquals (const XObject &theRHS, XPathExecutionContext &executionContext) const

  Tell if two objects are functionally not equal.
  

• bool lessThan (const XObject &theRHS, XPathExecutionContext &executionContext) const

  Tell if one object is less than the other.
  

• bool lessThanOrEquals (const XObject &theRHS, XPathExecutionContext &executionContext) const

  Tell if one object is less than or equal the other.
  

• bool greaterThan (const XObject &theRHS, XPathExecutionContext &executionContext) const

  Tell if one object is greater than the other.
  

• bool greaterThanOrEquals (const XObject &theRHS, XPathExecutionContext &executionContext) const

  Tell if one object is greater than or equal the other.
  

• eObjectType getType () const

  Tell what kind of class this is.
  

• void setFactory (XObjectFactory *theFactory)

Static Public Member Functions

• static void initialize (MemoryManagerType &theManager)

  Perform static initialization.
  

• static void terminate ()

  Perform static shut down.
  

• static bool boolean (double theNumber)

  Static conversion function.
  

• static bool boolean (const XalanDOMString &theString)

  Static conversion function.
  

• static bool boolean (const NodeRefListBase &theNodeList)

  Static conversion function.
  

• static const XalanDOMString & string (bool theBool)

  Static conversion function.
  

• static void string (bool theBool, FormatterListener &formatterListener, MemberFunctionPtr function)
• static void string (double theNumber, XalanDOMString &theString)

  Static conversion function.
  

• static void string (double theNumber, FormatterListener &formatterListener, MemberFunctionPtr function)
• static void string (const XalanNode &theNode, XalanDOMString &theString)

  Static conversion function.
  

• static void string (const XalanNode &theNode, FormatterListener &formatterListener, MemberFunctionPtr function)
• static void string (const NodeRefListBase &theNodeList, XalanDOMString &theString)

  Static conversion function.
  

• static void string (const NodeRefListBase &theNodeList, FormatterListener &formatterListener, MemberFunctionPtr function)
• static double number (bool theBoolean)

  Static conversion function.
  

• static double number (const XalanDOMString &theString, MemoryManagerType &theManager)
• static double number (XPathExecutionContext &executionContext, const NodeRefListBase &theNodeList)

  Static conversion function.
  

• static double number (XPathExecutionContext &executionContext, const XalanNode &theNode)

  Static conversion function.
  

Protected Member Functions

• virtual eObjectType getRealType () const

  Tell what kind of class this is.
  

• virtual void referenced ()
• virtual void dereferenced ()
• virtual ~XObject ()

Static Protected Attributes

• static const XalanDOMString s_emptyString
• static const XalanDOMString & s_booleanString
• static const XalanDOMString & s_falseString
• static const XalanDOMString & s_nodesetString
• static const XalanDOMString & s_numberString
• static const XalanDOMString & s_resultTreeFragmentString
• static const XalanDOMString & s_stringString
• static const XalanDOMString & s_trueString

Friends

• class XObjectPtr
• class XObjectFactory

Classes

• class XObjectException
• class XObjectInvalidConversionException

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Detailed Description

Class to hold XPath return types.

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Member Typedef Documentation

typedef void(FormatterListener::* XObject::MemberFunctionPtr)(const XMLCh *const, const unsigned int)

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Member Enumeration Documentation

enum XObject::eObjectType

Enumeration of possible object types. Enumeration values: eTypeNull  eTypeUnknown  eTypeBoolean  eTypeNumber  eTypeString  eTypeNodeSet  eTypeResultTreeFrag  eTypeUserDefined  eTypeStringReference  eTypeStringAdapter  eTypeStringCached  eTypeXTokenNumberAdapter  eTypeXTokenStringAdapter  eTypeNodeSetNodeProxy  eUnknown

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Constructor & Destructor Documentation

XObject::XObject (  eObjectType  theObjectType  )

Create an XObject. Parameters: theObjectType  The enum for the type of the object.

XObject::XObject (  const XObject &  source  )

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

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Member Function Documentation

static bool XObject::boolean (  const NodeRefListBase &  theNodeList  )  [static]

Static conversion function. Returns: bool value

static bool XObject::boolean (  const XalanDOMString &  theString  )  [static]

Static conversion function. Returns: bool value

static bool XObject::boolean (  double  theNumber  )  [static]

Static conversion function. Returns: bool value

virtual bool XObject::boolean (   )  const [virtual]

Cast result object to a boolean. Returns: boolean value Reimplemented in XBoolean, XNodeSetBase, XNull, XNumberBase, XStringBase, XToken, XUnknown, and XResultTreeFrag.

virtual void XObject::dereferenced (   )  [protected, virtual]

Implements XalanReferenceCountedObject. Reimplemented in XToken, and XResultTreeFrag.

bool XObject::equals (  const XObject &  theRHS, XPathExecutionContext &  executionContext )  const

Tell if two objects are functionally equal. Parameters: theRHS  object to compare executionContext  the current execution context Returns: true if they are equal

virtual eObjectType XObject::getRealType (   )  const [protected, virtual]

Tell what kind of class this is. Returns: numeric type value Reimplemented in XNodeSetNodeProxy, XStringAdapter, XStringCached, XStringReference, XTokenNumberAdapter, and XTokenStringAdapter.

eObjectType XObject::getType (   )  const

Tell what kind of class this is. Returns: numeric type value

virtual const XalanDOMString& XObject::getTypeString (   )  const [pure virtual]

Given a request type, return the equivalent string. For diagnostic purposes. Returns: string for type Implemented in XBoolean, XNodeSetBase, XNull, XNumberBase, XStringBase, XToken, XUnknown, and XResultTreeFrag.

bool XObject::greaterThan (  const XObject &  theRHS, XPathExecutionContext &  executionContext )  const

Tell if one object is greater than the other. Parameters: theRHS  object to compare Returns: true if they are equal

bool XObject::greaterThanOrEquals (  const XObject &  theRHS, XPathExecutionContext &  executionContext )  const

Tell if one object is greater than or equal the other. Parameters: theRHS  object to compare Returns: true if they are equal

static void XObject::initialize (  MemoryManagerType &  theManager  )  [static]

Perform static initialization. See class XPathInit. Reimplemented in XUnknown.

bool XObject::lessThan (  const XObject &  theRHS, XPathExecutionContext &  executionContext )  const

Tell if one object is less than the other. Parameters: theRHS  object to compare Returns: true if they are equal

bool XObject::lessThanOrEquals (  const XObject &  theRHS, XPathExecutionContext &  executionContext )  const

Tell if one object is less than or equal the other. Parameters: theRHS  object to compare Returns: true if they are equal

virtual const NodeRefListBase& XObject::nodeset (   )  const [virtual]

Cast result object to a nodelist. Returns: node list Reimplemented in XNodeSet, XNodeSetBase, XNodeSetNodeProxy, and XResultTreeFrag.

bool XObject::notEquals (  const XObject &  theRHS, XPathExecutionContext &  executionContext )  const

Tell if two objects are functionally not equal. Parameters: theRHS  object to compare executionContext  the current execution context Returns: true if they are equal

virtual double XObject::num (   )  const [virtual]

Cast result object to a number. Returns: numeric value Reimplemented in XBoolean, XNodeSetBase, XNull, XNumber, XNumberBase, XStringBase, XToken, XTokenNumberAdapter, XTokenStringAdapter, XUnknown, and XResultTreeFrag.

static double XObject::number (  XPathExecutionContext &  executionContext, const XalanNode &  theNode )  [static]

Static conversion function. Returns: The number value of the node

static double XObject::number (  XPathExecutionContext &  executionContext, const NodeRefListBase &  theNodeList )  [static]

Static conversion function. Returns: The number value of the node list

static double XObject::number (  const XalanDOMString &  theString, MemoryManagerType &  theManager )  [static]

static double XObject::number (  bool  theBoolean  )  [static]

Static conversion function. Returns: bool value

virtual void XObject::ProcessXObjectTypeCallback (  XObjectTypeCallback &  theCallbackObject  )  const [pure virtual]

Process a callback request for preferred type information. Parameters: theCallbackObject  object to call back Implemented in XBoolean, XNodeSetBase, XNull, XNumberBase, XStringBase, XToken, XUnknown, and XResultTreeFrag.

virtual void XObject::ProcessXObjectTypeCallback (  XObjectTypeCallback &  theCallbackObject  )  [pure virtual]

Process a callback request for preferred type information. Parameters: theCallbackObject  object to call back Implemented in XBoolean, XNodeSetBase, XNull, XNumberBase, XStringBase, XToken, XUnknown, and XResultTreeFrag.

virtual void XObject::referenced (   )  [protected, virtual]

Implements XalanReferenceCountedObject. Reimplemented in XToken.

virtual const XalanDocumentFragment& XObject::rtree (   )  const [virtual]

Cast result object to a result tree fragment. Returns: result tree fragment Reimplemented in XNodeSetBase, XStringBase, and XResultTreeFrag.

void XObject::setFactory (  XObjectFactory *  theFactory  )

virtual void XObject::str (  XalanDOMString &  theBuffer  )  const [virtual]

Append the string value directly a string. Parameters: theBuffer  The buffer for the data Reimplemented in XNodeSetBase, XNumber, XToken, XTokenNumberAdapter, XTokenStringAdapter, and XResultTreeFrag.

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

Send the string value to a FormatterListener instance. Parameters: formatterListener  The FormatterListener instance function  A pointer to the member function of FormatterListener to call Implemented in XBoolean, XNodeSetBase, XNull, XNumber, XNumberBase, XString, XStringAdapter, XStringBase, XStringCached, XStringReference, XToken, XTokenNumberAdapter, XTokenStringAdapter, XUnknown, and XResultTreeFrag.

virtual const XalanDOMString& XObject::str (   )  const [virtual]

Cast result object to a string. Returns: string value Reimplemented in XBoolean, XNodeSetBase, XNull, XNumber, XNumberBase, XString, XStringAdapter, XStringBase, XStringCached, XStringReference, XToken, XTokenNumberAdapter, XTokenStringAdapter, XUnknown, and XResultTreeFrag.

static void XObject::string (  const NodeRefListBase &  theNodeList, FormatterListener &  formatterListener, MemberFunctionPtr  function )  [static]

static void XObject::string (  const NodeRefListBase &  theNodeList, XalanDOMString &  theString )  [static]

Static conversion function. Returns: The string value of the node list

static void XObject::string (  const XalanNode &  theNode, FormatterListener &  formatterListener, MemberFunctionPtr  function )  [static]

static void XObject::string (  const XalanNode &  theNode, XalanDOMString &  theString )  [static]

Static conversion function. Returns: The string value of the node

static void XObject::string (  double  theNumber, FormatterListener &  formatterListener, MemberFunctionPtr  function )  [static]

static void XObject::string (  double  theNumber, XalanDOMString &  theString )  [static]

Static conversion function. Returns: The string value of the number

static void XObject::string (  bool  theBool, FormatterListener &  formatterListener, MemberFunctionPtr  function )  [static]

static const XalanDOMString& XObject::string (  bool  theBool  )  [static]

Static conversion function. Returns: The string value of the number

virtual double XObject::stringLength (   )  const [pure virtual]

Get the length of the string value of the instance. Returns: The length of the string value Implemented in XBoolean, XNodeSetBase, XNull, XNumber, XNumberBase, XString, XStringAdapter, XStringBase, XStringCached, XStringReference, XToken, XTokenNumberAdapter, XTokenStringAdapter, XUnknown, and XResultTreeFrag.

static void XObject::terminate (   )  [static]

Perform static shut down. See class XPathInit. Reimplemented in XNull, and XUnknown.

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Friends And Related Function Documentation

friend class XObjectFactory [friend]

friend class XObjectPtr [friend]

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Member Data Documentation

const XalanDOMString& XObject::s_booleanString [static, protected]

const XalanDOMString XObject::s_emptyString [static, protected]

const XalanDOMString& XObject::s_falseString [static, protected]

const XalanDOMString& XObject::s_nodesetString [static, protected]

const XalanDOMString& XObject::s_numberString [static, protected]

const XalanDOMString& XObject::s_resultTreeFragmentString [static, protected]

const XalanDOMString& XObject::s_stringString [static, protected]

const XalanDOMString& XObject::s_trueString [static, protected]

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

• XObject.hpp

Interpreting class diagrams

Doxygen and GraphViz are used to generate this API documentation from the Xalan-C header files.

Xalan-C++ XSLT Processor Version 1.10 Copyright © 1999-2004 The Apache Software Foundation. All Rights Reserved.