file_logger Class Reference

#include <logger.hpp>

List of all members.

Public Member Functions
	file_logger ()
bool	set_log_file (std::string file)
	destructor. flushes and closes the current logger file
void	set_log_to_console (bool consolelog)
	If consolelog is true, subsequent logger output will be written to stderr.
std::string	get_log_file (void)
	Returns the current logger file.
bool	get_log_to_console ()
	Returns true if output is being written to stderr.
int	get_log_level ()
	Returns the current logger level.
file_logger &	start_stream (int lineloglevel, const char *file, const char *function, int line)
template<typename T >
file_logger &	operator<< (T a)
file_logger &	operator<< (const char *a)
file_logger &	operator<< (std::ostream &(*f)(std::ostream &))
void	set_log_level (int new_log_level)
void	_log (int loglevel, const char *file, const char *function, int line, const char *fmt, va_list arg)
void	_logbuf (int loglevel, const char *file, const char *function, int line, const char *buf, int len)
void	_lograw (int loglevel, const char *buf, int len)
void	stream_flush ()

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Detailed Description

logging class. This writes to a file, and/or the system console.

Definition at line 121 of file logger.hpp.

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Constructor & Destructor Documentation

file_logger::file_logger

(

)

Default constructor. By default, log_to_console is off, there is no logger file, and logger level is set to LOG_WARNING

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Member Function Documentation

void file_logger::_log	(	int	loglevel,
		const char *	file,
		const char *	function,
		int	line,
		const char *	fmt,
		va_list	arg
	)

logs the message if loglevel>=OUTPUTLEVEL This function should not be used directly. Use logger()

Parameters:

loglevel

Type of message

See also:

LOG_DEBUG LOG_INFO LOG_WARNING LOG_ERROR LOG_FATAL

Parameters:

	file	File where the logger call originated
	function	Function where the logger call originated
	line	Line number where the logger call originated
	fmt	printf format string
	arg	var args. The parameters that match the format string

bool file_logger::set_log_file

(

std::string

file

)

destructor. flushes and closes the current logger file

Closes the current logger file if one exists. if 'file' is not an empty string, it will be opened and all subsequent logger output will be written into 'file'. Any existing content of 'file' will be cleared. Return true on success and false on failure.

void file_logger::set_log_level

(

int

new_log_level

)

[inline]

Sets the current logger level. All logging commands below the current logger level will not be written.

Definition at line 220 of file logger.hpp.

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

• src/graphlab/logger/logger.hpp