FIX8::XmlFileLogger Class Reference

A file logger. More...

#include <logger.hpp>

Inheritance diagram for FIX8::XmlFileLogger:

Public Member Functions
F8API	XmlFileLogger (const std::string &pathname, const LogFlags flags, const Levels levels, const std::string delim=" ", const LogPositions positions=LogPositions(), const unsigned rotnum=rotation_default)
void	preamble ()
	Write the xml preamble. If you use rotate, you need to call this AFTER rotating. More...
void	postamble ()
	Write the xml postamble. If you use rotate, you need to call this BEFORE rotating. More...
virtual	~XmlFileLogger ()
	Dtor. More...
virtual F8API void	process_logline (LogElement *le)
Public Member Functions inherited from FIX8::FileLogger
F8API	FileLogger (const std::string &pathname, const LogFlags flags, const Levels levels, const std::string delim=" ", const LogPositions positions=LogPositions(), const unsigned rotnum=rotation_default)
virtual	~FileLogger ()
	Dtor. More...
virtual F8API bool	rotate (bool force=false)
Public Member Functions inherited from FIX8::Logger
	Logger (const LogFlags flags, const Levels levels=Levels(All), const std::string delim=" ", const LogPositions positions=LogPositions())
virtual	~Logger ()
	Dtor. More...
bool	is_loggable (Level level) const
void	set_levels (Levels levels)
void	set_flags (LogFlags flags)
void	set_delimiter (const std::string &delim)
void	set_positions (const std::vector< int > &positions)
virtual std::ostream &	get_stream () const
bool	enqueue (const std::string &what, Level lev=Logger::Info, const char *fl=nullptr, const unsigned val=0)
bool	send (const std::string &what, Level lev=Logger::Info, const char *fl=nullptr, const unsigned val=0)
void	stop ()
	Stop the logging thread. More...
F8API int	operator() ()
bool	has_flag (const Flags flg) const
F8API char	get_thread_code (thread_id_t tid)
F8API void	purge_thread_codes ()
	Remove dead threads from the thread code cache. More...
virtual F8API void	flush ()
	Flush the buffer. More...
f8_thread_cancellation_token &	cancellation_token ()

Additional Inherited Members
Public Types inherited from FIX8::Logger
enum	Level {   Debug, Info, Warn, Error,   Fatal }
enum	Flags {   mstart, sstart, sequence, thread,   timestamp, minitimestamp, direction, level,   location, start_controls, append =start_controls, buffer,   compress, pipe, broadcast, nolf,   inbound, outbound, xml, num_flags }
using	LogFlags = ebitset< Flags >
using	Levels = ebitset< Level >
using	LogPositions = std::vector< int >
Static Public Member Functions inherited from FIX8::Logger
static const Tickval &	get_time_started ()
Static Public Attributes inherited from FIX8::Logger
static const int	Errors = bitsum(Warn,Error,Fatal)
static const int	All = bitsum(Debug,Info,Warn,Error,Fatal)
static const int	None = 0
static const int	StdFlags = bitsum(sequence,thread,timestamp,level)
static const int	rotation_default = 5
static const int	max_rotation = 1024
static const std::vector< std::string >	_bit_names
	string representation of logflags More...
static const std::vector< std::string >	_level_names { "Debug", "Info ", "Warn ", "Error", "Fatal" }
	string representation of levels More...
Protected Types inherited from FIX8::Logger
using	ThreadCodes = std::map< thread_id_t, char >
using	RevThreadCodes = std::map< char, thread_id_t >
Protected Attributes inherited from FIX8::FileLogger
std::string	_pathname
unsigned	_rotnum
Protected Attributes inherited from FIX8::Logger
f8_mutex	_mutex
f8_spin_lock	_log_spl
LogFlags	_flags
Levels	_levels
std::string	_delim
std::ostream *	_ofs = nullptr
size_t	_lines = 0
f8_thread_cancellation_token	_stopping
f8_concurrent_queue< LogElement >	_msg_queue
unsigned	_sequence = 0
unsigned	_osequence = 0
ThreadCodes	_thread_codes
RevThreadCodes	_rev_thread_codes
LogPositions	_positions
Static Protected Attributes inherited from FIX8::Logger
static const Tickval	_started { true }
	The time the entire logging system was start. More...

Detailed Description

A file logger.

Definition at line 385 of file logger.hpp.

Constructor & Destructor Documentation

F8API FIX8::XmlFileLogger::XmlFileLogger ( const std::string &  pathname, const LogFlags  flags, const Levels  levels, const std::string  delim = " ", const LogPositions  positions = LogPositions(), const unsigned  rotnum = rotation_default  )

inline

Ctor.

Parameters

pathname	pathname to log to
flags	ebitset flags
levels	ebitset levels
delim	field delimiter
positions	field positions
rotnum	number of logfile rotations to retain (default=5)

Definition at line 396 of file logger.hpp.

References preamble().

      : FileLogger(pathname, flags, levels, delim, positions, rotnum)
   {
      preamble();
   }

virtual FIX8::XmlFileLogger::~XmlFileLogger ( )

inlinevirtual

Dtor.

Definition at line 409 of file logger.hpp.

References postamble().

{ postamble(); }

Member Function Documentation

void FIX8::XmlFileLogger::postamble ( )

inline

Write the xml postamble. If you use rotate, you need to call this BEFORE rotating.

Definition at line 406 of file logger.hpp.

References FIX8::Logger::get_stream().

Referenced by ~XmlFileLogger().

{ get_stream() << "</fix8>" << std::endl; }

void FIX8::XmlFileLogger::preamble ( )

inline

Write the xml preamble. If you use rotate, you need to call this AFTER rotating.

Definition at line 404 of file logger.hpp.

References FIX8::Logger::get_stream().

Referenced by XmlFileLogger().

{ get_stream() << "<?xml version='1.0' encoding='ISO-8859-1'?>" << std::endl << "<fix8>" << std::endl; }

void XmlFileLogger::process_logline ( LogElement *  le )

virtual

Process this logelement

Parameters

le	LogElement

Reimplemented from FIX8::Logger.

Definition at line 371 of file logger.cpp.

References FIX8::Logger::LogElement::_fileline, FIX8::Logger::_flags, FIX8::Logger::LogElement::_level, FIX8::Logger::_level_names, FIX8::Logger::_mutex, FIX8::Logger::_osequence, FIX8::Logger::_sequence, FIX8::Logger::_started, FIX8::Logger::LogElement::_str, FIX8::Logger::LogElement::_tid, FIX8::Logger::LogElement::_val, FIX8::Logger::LogElement::_when, FIX8::Logger::direction, FIX8::Logger::get_stream(), FIX8::Logger::get_thread_code(), FIX8::GetTimeAsStringMini(), FIX8::Logger::level, FIX8::Logger::location, FIX8::Logger::minitimestamp, FIX8::Tickval::msecs(), FIX8::Logger::mstart, FIX8::Tickval::secs(), FIX8::Logger::sequence, spacer, FIX8::Logger::sstart, FIX8::Logger::thread, and FIX8::Logger::timestamp.

{
   f8String spacer(3, ' ');
   ostringstream ostr;

   ostr << spacer << "<logline ";
   if (_flags & mstart)
   {
      const Tickval tvs(msg_ptr->_when - _started);
      ostr << "mstart=\'" << (tvs.secs() * 1000 + tvs.msecs()) << "\' ";
   }
   if (_flags & sstart)
      ostr << "sstart=\'" << (msg_ptr->_when - _started).secs() << "\' ";
   if (_flags & sequence)
      ostr << "sequence=\'" << (_flags & direction ? (msg_ptr->_val ? ++_sequence  : ++_osequence) : ++_sequence) << "\' ";
   if (_flags & thread)
      ostr << "thread=\'" << get_thread_code(msg_ptr->_tid) << "\' ";
   if (_flags & location && msg_ptr->_fileline)
      ostr << "location=\'" << msg_ptr->_fileline << "\' ";
   if (_flags & direction)
      ostr << "direction=\'" << (msg_ptr->_val ? " in" : "out") << "\' ";
   if (_flags & timestamp)
      ostr << "timestamp=\'" << msg_ptr->_when << "\' ";
   if (_flags & minitimestamp)
      ostr << "minitimestamp=\'" << GetTimeAsStringMini(&msg_ptr->_when) << "\' ";
   if (_flags & level)
      ostr << "level=\'" << _level_names[msg_ptr->_level] << "\' ";

   ostr << "text=\'" << msg_ptr->_str << "\'/>";
   f8_scoped_lock guard(_mutex);
   get_stream() << ostr.str() << endl;
}

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

• logger.hpp
• logger.cpp