Property Class Reference

Property base class allowing Property* collections to be "homogeneous". More...

#include <GaudiKernel/Property.h>

Inheritance diagram for Property:

Collaboration diagram for Property:

Public Member Functions
const std::string &	name () const
	property name More...
const std::string &	documentation () const
	property documentation More...
const std::type_info *	type_info () const
	property type-info More...
std::string	type () const
	property type More...
virtual bool	load (Property &dest) const =0
	export the property value to the destination More...
virtual bool	assign (const Property &source)=0
	import the property value form the source More...
virtual std::string	toString () const =0
	value -> string More...
virtual void	toStream (std::ostream &out) const =0
	value -> stream More...
virtual StatusCode	fromString (const std::string &value)=0
	string -> value More...
const PropertyCallbackFunctor *	readCallBack () const
	Call-back functor at reading: the functor is owned by property! More...
const PropertyCallbackFunctor *	updateCallBack () const
	Call-back functor for update: the functor is owned by property! More...
virtual void	declareReadHandler (PropertyCallbackFunctor *pf)
	set new callback for reading More...
virtual void	declareUpdateHandler (PropertyCallbackFunctor *pf)
	set new callback for update More...
template<class HT >
void	declareReadHandler (void(HT::*MF)(Property &), HT *instance)
template<class HT >
void	declareUpdateHandler (void(HT::*MF)(Property &), HT *instance)
virtual void	useReadHandler () const
	use the call-back function at reading More...
virtual bool	useUpdateHandler ()
	use the call-back function at update More...
virtual	~Property ()
	virtual destructor More...
virtual Property *	clone () const =0
	clone: "virtual constructor" More...
void	setName (const std::string &value)
	set the new value for the property name More...
void	setDocumentation (const std::string &documentation)
	set the documentation string More...
virtual std::ostream &	fillStream (std::ostream &) const
	the printout of the property value More...

Protected Member Functions
	Property (const std::type_info &type, const std::string &name="")
	constructor from the property name and the type More...
	Property (const std::string &name, const std::type_info &type)
	constructor from the property name and the type More...
	Property (const Property &right)
	copy constructor More...
Property &	operator= (const Property &right)
	assignment operator More...

Protected Attributes
PropertyCallbackFunctor *	m_readCallBack
PropertyCallbackFunctor *	m_updateCallBack

Private Member Functions
	Property ()

Private Attributes
std::string	m_name
std::string	m_documentation
const std::type_info *	m_typeinfo

Detailed Description

Property base class allowing Property* collections to be "homogeneous".

Author

Paul Maley

CTDay

Vanya BELYAEV ibely.nosp@m.aev@.nosp@m.physi.nosp@m.cs.s.nosp@m.yr.ed.nosp@m.u

Definition at line 43 of file Property.h.

Constructor & Destructor Documentation

Property::~Property ( )

virtual

virtual destructor

Definition at line 112 of file Property.cpp.

{
  if ( 0 != m_readCallBack   ) 
  { delete m_readCallBack    ; m_readCallBack    = 0 ; }
  if ( 0 != m_updateCallBack ) 
  { delete m_updateCallBack  ; m_updateCallBack  = 0 ; }  
} 

Property::Property ( const std::type_info &  type, const std::string &  name = ""  )

protected

constructor from the property name and the type

Definition at line 48 of file Property.cpp.

  : m_name            (  name ) 
  , m_documentation   ( name )
  , m_typeinfo        ( &type )
  , m_readCallBack    (  0  ) 
  , m_updateCallBack  (  0  )
{}  

Property::Property ( const std::string &  name, const std::type_info &  type  )

protected

constructor from the property name and the type

Definition at line 63 of file Property.cpp.

  : m_name            (  name ) 
  , m_documentation   ( name )
  , m_typeinfo        ( &type )
  , m_readCallBack    (  0  ) 
  , m_updateCallBack  (  0  )
{}  

Property::Property ( const Property &  right )

protected

copy constructor

Definition at line 75 of file Property.cpp.

  : m_name     ( right.m_name     ) 
  , m_documentation ( right.m_documentation )
  , m_typeinfo ( right.m_typeinfo )
  , m_readCallBack   ( 0 ) 
  , m_updateCallBack ( 0 )
{
  if ( 0 != right.m_readCallBack   ) 
  { m_readCallBack   = right.m_readCallBack   -> clone () ; }
  if ( 0 != right.m_updateCallBack ) 
  { m_updateCallBack = right.m_updateCallBack -> clone () ; }  
}

Property::Property ( )

private

Member Function Documentation

virtual bool Property::assign ( const Property &  source )

pure virtual

import the property value form the source

Implemented in GaudiHandleArrayProperty, GaudiHandleProperty, PropertyWithValue< TYPE >, PropertyWithValue< double >, PropertyWithValue< std::string >, PropertyWithValue< std::vector< std::string > >, PropertyWithValue< int >, PropertyWithValue< unsigned int >, PropertyWithValue< bool >, and PropertyList.

virtual Property* Property::clone ( ) const

pure virtual

clone: "virtual constructor"

Implemented in GaudiHandleArrayProperty, GaudiHandleProperty, SimplePropertyRef< TYPE, VERIFIER >, SimpleProperty< TYPE, VERIFIER >, SimpleProperty< double >, SimpleProperty< std::string >, SimpleProperty< std::vector< std::string > >, SimpleProperty< int >, SimpleProperty< unsigned int >, and SimpleProperty< bool >.

void Property::declareReadHandler ( PropertyCallbackFunctor *  pf )

virtual

set new callback for reading

Definition at line 132 of file Property.cpp.

{
  if ( 0 != m_readCallBack   ) 
  { delete m_readCallBack    ; m_readCallBack    = 0 ; }
  m_readCallBack = pf ;
} 

template<class HT >

void Property::declareReadHandler ( void(HT::*)(Property &)  MF, HT *  instance  )

inline

Definition at line 130 of file Property.h.

{ declareReadHandler ( new PropertyCallbackMemberFunctor< HT >( MF , obj ) ) ; }

void Property::declareUpdateHandler ( PropertyCallbackFunctor *  pf )

virtual

set new callback for update

Definition at line 141 of file Property.cpp.

{
  if ( 0 != m_updateCallBack   ) 
  { delete m_updateCallBack    ; m_updateCallBack    = 0 ; }
  m_updateCallBack = pf ;
} 

template<class HT >

void Property::declareUpdateHandler ( void(HT::*)(Property &)  MF, HT *  instance  )

inline

Definition at line 135 of file Property.h.

{ declareUpdateHandler ( new PropertyCallbackMemberFunctor< HT >( MF , obj ) ) ; }

const std::string& Property::documentation ( ) const

inline

property documentation

Definition at line 49 of file Property.h.

{ return m_documentation; }

std::ostream & Property::fillStream ( std::ostream &  stream ) const

virtual

the printout of the property value

Definition at line 182 of file Property.cpp.

{ return stream << " '" <<name() << "':" << toString() ; }

virtual StatusCode Property::fromString ( const std::string &  value )

pure virtual

string -> value

Implemented in GaudiHandleArrayProperty, GaudiHandleProperty, PropertyWithValue< TYPE >, PropertyWithValue< double >, PropertyWithValue< std::string >, PropertyWithValue< std::vector< std::string > >, PropertyWithValue< int >, PropertyWithValue< unsigned int >, and PropertyWithValue< bool >.

virtual bool Property::load ( Property &  dest ) const

pure virtual

export the property value to the destination

Implemented in GaudiHandleArrayProperty, GaudiHandleProperty, PropertyWithValue< TYPE >, PropertyWithValue< double >, PropertyWithValue< std::string >, PropertyWithValue< std::vector< std::string > >, PropertyWithValue< int >, PropertyWithValue< unsigned int >, PropertyWithValue< bool >, and PropertyList.

const std::string& Property::name ( ) const

inline

property name

Definition at line 47 of file Property.h.

{ return m_name             ; }

Property & Property::operator= ( const Property &  right )

protected

assignment operator

Definition at line 90 of file Property.cpp.

{
  if ( &right == this ) { return *this ; }
  //
  m_name     = right.m_name ;
  m_documentation = right.m_documentation ;
  m_typeinfo = right.m_typeinfo ;  
  //
  if ( 0 !=       m_readCallBack   ) 
  { delete m_readCallBack   ; m_readCallBack   = 0 ; }
  if ( 0 !=       m_updateCallBack ) 
  { delete m_updateCallBack ; m_updateCallBack = 0 ; }
  if ( 0 != right.m_readCallBack   ) 
  { m_readCallBack   = right.m_readCallBack   -> clone () ; }
  if ( 0 != right.m_updateCallBack ) 
  { m_updateCallBack = right.m_updateCallBack -> clone () ; }  
  // 
  return *this ;
} 

const PropertyCallbackFunctor * Property::readCallBack

(

)

const

Call-back functor at reading: the functor is owned by property!

Definition at line 122 of file Property.cpp.

{ return m_readCallBack ; }  

void Property::setDocumentation ( const std::string &  documentation )

inline

set the documentation string

Definition at line 92 of file Property.h.

                                                          {
    m_documentation = documentation; }

void Property::setName ( const std::string &  value )

inline

set the new value for the property name

Definition at line 90 of file Property.h.

{ m_name = value ; }

virtual void Property::toStream ( std::ostream &  out ) const

pure virtual

value -> stream

Implemented in GaudiHandleArrayProperty, GaudiHandleProperty, PropertyWithValue< TYPE >, PropertyWithValue< double >, PropertyWithValue< std::string >, PropertyWithValue< std::vector< std::string > >, PropertyWithValue< int >, PropertyWithValue< unsigned int >, and PropertyWithValue< bool >.

virtual std::string Property::toString ( ) const

pure virtual

value -> string

Implemented in GaudiHandleArrayProperty, GaudiHandleProperty, PropertyWithValue< TYPE >, PropertyWithValue< double >, PropertyWithValue< std::string >, PropertyWithValue< std::vector< std::string > >, PropertyWithValue< int >, PropertyWithValue< unsigned int >, and PropertyWithValue< bool >.

std::string Property::type ( ) const

inline

property type

Definition at line 53 of file Property.h.

{ return m_typeinfo->name() ; }

const std::type_info* Property::type_info ( ) const

inline

property type-info

Definition at line 51 of file Property.h.

{ return m_typeinfo         ; }

const PropertyCallbackFunctor * Property::updateCallBack

(

)

const

Call-back functor for update: the functor is owned by property!

Definition at line 127 of file Property.cpp.

{ return m_updateCallBack ; }

void Property::useReadHandler ( ) const

virtual

use the call-back function at reading

Definition at line 150 of file Property.cpp.

{
  if ( 0 == m_readCallBack ) { return ; }               // RETURN
  const Property& p = *this ;
  PropertyCallbackFunctor* theCallBack = m_readCallBack;
  // avoid infinite loop
  m_readCallBack = 0;
  (*theCallBack)( const_cast<Property&>(p) ) ;
  m_readCallBack = theCallBack;
} 

bool Property::useUpdateHandler ( )

virtual

use the call-back function at update

Definition at line 163 of file Property.cpp.

{
  bool sc(true);
  if ( 0 == m_updateCallBack ) { return sc; }  // RETURN
  PropertyCallbackFunctor* theCallBack = m_updateCallBack;
  // avoid infinite loop
  m_updateCallBack = 0;
  try {
    (*theCallBack)( *this ) ;
  } catch(...) {
    sc = false;
  }    
  m_updateCallBack = theCallBack;
  return sc;
} 

Member Data Documentation

std::string Property::m_documentation

private

Definition at line 116 of file Property.h.

std::string Property::m_name

private

Definition at line 114 of file Property.h.

PropertyCallbackFunctor* Property::m_readCallBack

mutableprotected

Definition at line 121 of file Property.h.

const std::type_info* Property::m_typeinfo

private

Definition at line 118 of file Property.h.

PropertyCallbackFunctor* Property::m_updateCallBack

protected

Definition at line 123 of file Property.h.

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

• GaudiKernel/GaudiKernel/Property.h
• GaudiKernel/src/Lib/Property.cpp