MsgStream.h File Reference

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

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...

Namespaces
	MSG
	Print levels enumeration.

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 &	MSG::dec (MsgStream &log)
MsgStream &	MSG::hex (MsgStream &log)
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 209 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", StatusCode::FAILURE );
  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 286 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 313 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 325 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;
}