log4cpp::FileAppender(3) | Library Functions Manual | log4cpp::FileAppender(3) |
NAME¶
log4cpp::FileAppender
SYNOPSIS¶
#include <FileAppender.hh>
Inherits log4cpp::LayoutAppender.
Inherited by log4cpp::DailyRollingFileAppender, and log4cpp::RollingFileAppender.
Public Member Functions¶
FileAppender (const std::string &name, const
std::string &fileName, bool append=true, mode_t mode=00644)
Constructs a FileAppender. FileAppender (const std::string
&name, int fd)
Constructs a FileAppender to an already open file descriptor. virtual
~FileAppender ()
virtual bool reopen ()
Reopens the logfile. virtual void close ()
Closes the logfile. virtual void setAppend (bool append)
Sets the append vs truncate flag. virtual bool getAppend () const
Gets the value of the 'append' option. virtual void setMode (mode_t
mode)
Sets the file open mode. virtual mode_t getMode () const
Gets the file open mode.
Public Member Functions inherited from
log4cpp::LayoutAppender
LayoutAppender (const std::string &name)
virtual ~LayoutAppender ()
virtual bool requiresLayout () const
Check if the appender requires a layout. virtual void setLayout
(Layout *layout=NULL)
Set the Layout for this appender.
Public Member Functions inherited from
log4cpp::AppenderSkeleton
virtual ~AppenderSkeleton ()
Destructor for AppenderSkeleton. virtual void doAppend (const
LoggingEvent &event)
Log in Appender specific way. virtual void setThreshold
(Priority::Value priority)
Set the threshold priority of this Appender. virtual
Priority::Value getThreshold ()
Get the threshold priority of this Appender. virtual void
setFilter (Filter *filter)
Set a Filter for this appender. virtual Filter *
getFilter ()
Get the Filter for this appender.
Public Member Functions inherited from log4cpp::Appender
virtual ~Appender ()
Destructor for Appender. const std::string & getName ()
const
Get the name of this appender.
Protected Member Functions¶
virtual void _append (const LoggingEvent &event)
Log in Appender specific way.
Protected Member Functions inherited from
log4cpp::LayoutAppender
Layout & _getLayout ()
Return the layout of the appender.
Protected Member Functions inherited from
log4cpp::AppenderSkeleton
AppenderSkeleton (const std::string &name)
Constructor for AppenderSkeleton.
Protected Member Functions inherited from log4cpp::Appender
Appender (const std::string &name)
Constructor for Appender.
Protected Attributes¶
const std::string _fileName
int _fd
int _flags
mode_t _mode
Additional Inherited Members¶
Public Types inherited from log4cpp::LayoutAppender
typedef BasicLayout DefaultLayoutType
Static Public Member Functions inherited from
log4cpp::Appender
static Appender * getAppender (const std::string &name)
Get a pointer to an exitsing Appender. static bool reopenAll ()
Call reopen() on all existing Appenders. static void closeAll ()
Call reopen() on all existing Appenders.
Constructor & Destructor Documentation¶
log4cpp::FileAppender::FileAppender (const std::string & name, const std::string & fileName, bool append = true, mode_t mode = 00644)¶
Constructs a FileAppender.
Parameters
fileName the name of the file to which the Appender has to log.
append whether the Appender has to truncate the file or just append to it if it already exists. Defaults to 'true'.
mode file mode to open the logfile with. Defaults to 00644.
log4cpp::FileAppender::FileAppender (const std::string & name, int fd)¶
Constructs a FileAppender to an already open file descriptor.
Parameters
fd the file descriptor to which the Appender has to log.
log4cpp::FileAppender::~FileAppender () [virtual]¶
Member Function Documentation¶
void log4cpp::FileAppender::_append (const LoggingEvent & event) [protected], [virtual]¶
Log in Appender specific way. Subclasses of Appender should implement this method to perform actual logging.
Parameters
Implements log4cpp::AppenderSkeleton.
Reimplemented in log4cpp::DailyRollingFileAppender, and log4cpp::RollingFileAppender.
void log4cpp::FileAppender::close () [virtual]¶
Closes the logfile.
Implements log4cpp::AppenderSkeleton.
bool log4cpp::FileAppender::getAppend () const [virtual]¶
Gets the value of the 'append' option.
mode_t log4cpp::FileAppender::getMode () const [virtual]¶
Gets the file open mode.
bool log4cpp::FileAppender::reopen () [virtual]¶
Reopens the logfile. This can be useful for logfiles that are rotated externally, e.g. by logrotate. This method is a NOOP for FileAppenders that have been constructed with a file descriptor.
Returns
Reimplemented from log4cpp::AppenderSkeleton.
void log4cpp::FileAppender::setAppend (bool append) [virtual]¶
Sets the append vs truncate flag. NB. currently the FileAppender opens the logfile in the constructor. Therefore this method is too late to influence the first file opening. We'll need something similar to log4j's activateOptions().
Parameters
void log4cpp::FileAppender::setMode (mode_t mode) [virtual]¶
Sets the file open mode.
Member Data Documentation¶
int log4cpp::FileAppender::_fd [protected]¶
const std::string log4cpp::FileAppender::_fileName [protected]¶
int log4cpp::FileAppender::_flags [protected]¶
mode_t log4cpp::FileAppender::_mode [protected]¶
Author¶
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Version 1.1 | log4cpp |