MsgStream.h File Reference

#include "GaudiKernel/IMessageSvc.h"
#include "GaudiKernel/SerializeSTL.h"
#include <cstdio>
#include <string>
#include <iomanip>
#include <vector>
#include <sstream>

Include dependency graph for MsgStream.h:

Go to the source code of this file.

Classes
class	MsgStream
	Definition of the MsgStream class used to transmit messages. More...
class	MsgStream
	Definition of the MsgStream class used to transmit messages. More...

Functions
MsgStream &	endmsg (MsgStream &s)
	MsgStream Modifier: endmsg. Calls the output method of the MsgStream. More...
GAUDI_API std::string	format (const char *,...)
	MsgStream format utility "a la sprintf(...)". More...
template<class _Tm >
MsgStream &	operator<< (MsgStream &s, const std::smanip< _Tm > &manip)
	I/O Manipulator for setfill. More...
MsgStream &	operator<< (MsgStream &s, const char *arg)
	Specialization to avoid the generation of implementations for char[]. More...
template<typename T >
MsgStream &	operator<< (MsgStream &lhs, const T &arg)
	General templated stream operator. More...

Function Documentation

MsgStream & endmsg ( MsgStream &  s )

inline

MsgStream Modifier: endmsg. Calls the output method of the MsgStream.

Definition at line 244 of file MsgStream.h.

                                       {
  return s.doOutput();
}

GAUDI_API std::string format	(	const char *	,
			...
	)

MsgStream format utility "a la sprintf(...)".

Definition at line 120 of file MsgStream.cpp.

{
  const int buffsize = 2048;
  static char buffer[buffsize];
  va_list arguments;
  va_start( arguments, fmt );
  if( vsnprintf(buffer, buffsize, fmt, arguments) >= buffsize )
    throw GaudiException("Insufficient buffer size (" + std::to_string(buffsize) + ") when formatting message",
                         "MsgStream", 0);
  va_end( arguments );
  return std::string(buffer);
}

template<class _Tm >

MsgStream & operator<< ( MsgStream &  s, const std::smanip< _Tm > &  manip  )

inline

I/O Manipulator for setfill.

Definition at line 332 of file MsgStream.h.

                                                                    {
  try {
    // this may throw, and we cannot afford it if the stream is used in a catch block
    if ( s.isActive() ) s.stream() << manip;
  } catch (...) {}
  return s;
}

MsgStream & operator<< ( MsgStream &  s, const char *  arg  )

inline

Specialization to avoid the generation of implementations for char[].

See also

{bug #87340}

Definition at line 343 of file MsgStream.h.

                                                            {
  try {
    // this may throw, and we cannot afford it if the stream is used in a catch block
    if ( s.isActive() ) s.stream() << arg;
  } catch (...) {}
  return s;
}

template<typename T >

MsgStream & operator<<	(	MsgStream &	lhs,
		const T &	arg
	)

General templated stream operator.

Definition at line 353 of file MsgStream.h.

                                                      {
  using namespace GaudiUtils;
  if(lhs.isActive())
    try {
      // this may throw, and we cannot afford it if the stream is used in a catch block
      lhs.stream() << arg;
    }
    catch (...) {}
  return lhs;
}