DataObjID Class Reference

#include <GaudiKernel/DataObjID.h>

Collaboration diagram for DataObjID:

Public Member Functions
	DataObjID ()
	DataObjID (const std::string &key)
	DataObjID (const CLID &clid, const std::string &key)
	DataObjID (const std::string &className, const std::string &key)
	DataObjID (const DataObjID &)=default
const std::string &	key () const
std::string	fullKey () const
CLID	clid () const
void	updateKey (const std::string &key)

Public Attributes
friend	DataObjID_Hasher

Private Member Functions
void	hashGen ()
void	parse (const std::string &key)
void	setClid ()
void	setClassName ()

Static Private Member Functions
static void	getClidSvc ()

Private Attributes
CLID	m_clid {0}
std::size_t	m_hash {0}
std::string	m_className {""}
std::string	m_key {"INVALID"}

Static Private Attributes
static IClassIDSvc *	p_clidSvc
static std::once_flag	m_ip

Friends
std::ostream &	operator<< (std::ostream &str, const DataObjID &d)
bool	operator< (const DataObjID &lhs, const DataObjID &rhs)
bool	operator== (const DataObjID &lhs, const DataObjID &rhs)
bool	operator!= (const DataObjID &lhs, const DataObjID &rhs)

Detailed Description

Definition at line 38 of file DataObjID.h.

Constructor & Destructor Documentation

DataObjID::DataObjID ( )

inline

Definition at line 42 of file DataObjID.h.

{};

DataObjID::DataObjID ( const std::string &  key )

inline

Definition at line 91 of file DataObjID.h.

                                               :
  m_key(key) {
  hashGen();

}

DataObjID::DataObjID ( const CLID &  clid, const std::string &  key  )

inline

Definition at line 97 of file DataObjID.h.

                                                                 :
  m_clid(clid), m_key(key) {
  setClassName();
  hashGen();
}

DataObjID::DataObjID ( const std::string &  className, const std::string &  key  )

inline

Definition at line 103 of file DataObjID.h.

                                                                           :
  m_className(className), m_key(key) {
  setClid();
  hashGen();
}

DataObjID::DataObjID ( const DataObjID &  )

default

Member Function Documentation

CLID DataObjID::clid ( ) const

inline

Definition at line 54 of file DataObjID.h.

{ return m_clid; }

std::string DataObjID::fullKey

(

)

const

Definition at line 64 of file DataObjID.cpp.

                         {
  if (m_clid == 0 && m_className == "") {
    return m_key;
  } else {
    return ( m_className + "/" + m_key );
  }
}

void DataObjID::getClidSvc ( )

staticprivate

Definition at line 23 of file DataObjID.cpp.

                      {
  p_clidSvc = Gaudi::svcLocator()->service<IClassIDSvc>("ClassIDSvc").get();
}

void DataObjID::hashGen ( )

private

Definition at line 11 of file DataObjID.cpp.

                   {

  if (m_clid == 0) {
    m_hash = (std::hash<std::string>()(m_key));
  } else {
    // this is a bit redundant since hash<int> is a pass-through
    m_hash = (std::hash<std::string>()(m_key)) ^ (std::hash<CLID>()(m_clid) << 1);
  }

}

const std::string& DataObjID::key ( ) const

inline

Definition at line 49 of file DataObjID.h.

{ return m_key; }

void DataObjID::parse ( const std::string &  key )

private

void DataObjID::setClassName ( )

private

Definition at line 42 of file DataObjID.cpp.

                        {
  
  std::call_once( m_ip, &DataObjID::getClidSvc );

  if (p_clidSvc == nullptr || p_clidSvc->getTypeNameOfID(m_clid, m_className).isFailure()) {
    m_className = "UNKNOW_CLID:" + std::to_string(m_clid);
  }

}

void DataObjID::setClid ( )

private

Definition at line 29 of file DataObjID.cpp.

                   {
  
  std::call_once( m_ip, &DataObjID::getClidSvc );

  if (p_clidSvc == nullptr || p_clidSvc->getIDOfTypeName(m_className, m_clid).isFailure()) {
    m_clid = 0;
    m_className = "UNKNOWN_CLASS:" + m_className;
  }

}

void DataObjID::updateKey ( const std::string &  key )

inline

Definition at line 109 of file DataObjID.h.

                                                     {
  m_key = key;
  hashGen();
}

Friends And Related Function Documentation

bool operator!= ( const DataObjID &  lhs, const DataObjID &  rhs  )

friend

Definition at line 68 of file DataObjID.h.

                                                                       {
    return !( lhs == rhs );
  }

bool operator< ( const DataObjID &  lhs, const DataObjID &  rhs  )

friend

Definition at line 60 of file DataObjID.h.

                                                                      {
    return lhs.m_hash < rhs.m_hash;
  }

std::ostream& operator<< ( std::ostream &  str, const DataObjID &  d  )

friend

Definition at line 54 of file DataObjID.cpp.

                                                 {
  if (d.m_clid == 0 && d.m_className == "") {
    str << "('" << d.m_key << "')";
  } else {
    str << "('" << d.m_className << "','" << d.m_key << "')";
  }
  return str;
}

bool operator== ( const DataObjID &  lhs, const DataObjID &  rhs  )

friend

Definition at line 64 of file DataObjID.h.

                                                                       {
    return lhs.m_hash == rhs.m_hash;
  }

Member Data Documentation

friend DataObjID::DataObjID_Hasher

Definition at line 40 of file DataObjID.h.

std::string DataObjID::m_className {""}

private

Definition at line 82 of file DataObjID.h.

CLID DataObjID::m_clid {0}

private

Definition at line 79 of file DataObjID.h.

std::size_t DataObjID::m_hash {0}

private

Definition at line 80 of file DataObjID.h.

std::once_flag DataObjID::m_ip

staticprivate

Definition at line 87 of file DataObjID.h.

std::string DataObjID::m_key {"INVALID"}

private

Definition at line 83 of file DataObjID.h.

IClassIDSvc * DataObjID::p_clidSvc

staticprivate

Definition at line 86 of file DataObjID.h.

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

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