/usr/include/root/TMVA/MsgLogger.h is in libroot-tmva-dev 5.34.19+dfsg-1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Author: Attila Krasznahorkay, Andreas Hoecker, Joerg Stelzer, Eckhard von Toerne
/**********************************************************************************
* Project: TMVA - a Root-integrated toolkit for multivariate data analysis *
* Package: TMVA *
* Class : MsgLogger *
* Web : http://tmva.sourceforge.net *
* *
* Description: *
* TMVA output logger class producing nicely formatted log messages *
* *
* Author: *
* Attila Krasznahorkay <Attila.Krasznahorkay@cern.ch> - CERN, Switzerland *
* Andreas Hoecker <Andreas.Hocker@cern.ch> - CERN, Switzerland *
* Joerg Stelzer <stelzer@cern.ch> - DESY, Germany *
* Eckhard v. Toerne <evt@uni-bonn.de> - U of Bonn, Germany *
* *
* Copyright (c) 2005-2011: *
* CERN, Switzerland *
* U. of Victoria, Canada *
* MPI-K Heidelberg, Germany *
* U. of Bonn, Germany *
* *
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted according to the terms listed in LICENSE *
* (http://tmva.sourceforge.net/LICENSE) *
**********************************************************************************/
#ifndef ROOT_TMVA_MsgLogger
#define ROOT_TMVA_MsgLogger
//////////////////////////////////////////////////////////////////////////
// //
// MsgLogger //
// //
// ostringstream derivative to redirect and format output //
// //
//////////////////////////////////////////////////////////////////////////
// STL include(s):
#include <string>
#include <sstream>
#include <iostream>
#include <map>
// ROOT include(s)
#ifndef ROOT_TObject
#include "TObject.h"
#endif
#ifndef ROOT_TMVA_Types
#include "TMVA/Types.h"
#endif
// Local include(s):
namespace TMVA {
class MsgLogger : public std::ostringstream, public TObject {
public:
MsgLogger( const TObject* source, EMsgType minType = kINFO );
MsgLogger( const std::string& source, EMsgType minType = kINFO );
MsgLogger( EMsgType minType = kINFO );
MsgLogger( const MsgLogger& parent );
~MsgLogger();
// Accessors
void SetSource ( const std::string& source ) { fStrSource = source; }
EMsgType GetMinType() const { return fMinType; }
void SetMinType( EMsgType minType ) { fMinType = minType; }
std::string GetSource() const { return fStrSource; }
std::string GetPrintedSource() const;
std::string GetFormattedSource() const;
static UInt_t GetMaxSourceSize() { return (UInt_t)fgMaxSourceSize; }
// Needed for copying
MsgLogger& operator= ( const MsgLogger& parent );
// Stream modifier(s)
static MsgLogger& Endmsg( MsgLogger& logger );
// Accept stream modifiers
MsgLogger& operator<< ( MsgLogger& ( *_f )( MsgLogger& ) );
MsgLogger& operator<< ( std::ostream& ( *_f )( std::ostream& ) );
MsgLogger& operator<< ( std::ios& ( *_f )( std::ios& ) );
// Accept message type specification
MsgLogger& operator<< ( EMsgType type );
// For all the "conventional" inputs
template <class T> MsgLogger& operator<< ( T arg ) {
*(std::ostringstream*)this << arg;
return *this;
}
// Temporaly disables all the loggers (Caution! Use with care !)
static void InhibitOutput();
static void EnableOutput();
private:
// private utility routines
void Send();
void InitMaps();
void WriteMsg( EMsgType type, const std::string& line ) const;
const TObject* fObjSource; // the source TObject (used for name)
std::string fStrSource; // alternative string source
static const std::string fgPrefix; // the prefix of the source name
static const std::string fgSuffix; // suffix following source name
EMsgType fActiveType; // active type
static UInt_t fgMaxSourceSize; // maximum length of source name
static Bool_t fgOutputSupressed; // disable the output globaly (used by generic booster)
static Bool_t fgInhibitOutput; // flag to suppress all output
static Int_t fgInstanceCounter; // counts open MsgLogger instances
static std::map<EMsgType, std::string>* fgTypeMap; // matches output types with strings
static std::map<EMsgType, std::string>* fgColorMap; // matches output types with terminal colors
EMsgType fMinType; // minimum type for output
ClassDef(MsgLogger,0) // Ostringstream derivative to redirect and format logging output
}; // class MsgLogger
inline MsgLogger& MsgLogger::operator<< ( MsgLogger& (*_f)( MsgLogger& ) )
{
return (_f)(*this);
}
inline MsgLogger& MsgLogger::operator<< ( std::ostream& (*_f)( std::ostream& ) )
{
(_f)(*this);
return *this;
}
inline MsgLogger& MsgLogger::operator<< ( std::ios& ( *_f )( std::ios& ) )
{
(_f)(*this);
return *this;
}
inline MsgLogger& MsgLogger::operator<< ( EMsgType type )
{
fActiveType = type;
return *this;
}
// Shortcut
inline MsgLogger& Endl(MsgLogger& ml) { return MsgLogger::Endmsg(ml); }
}
#endif // TMVA_MsgLogger
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