log4cplus_ConsoleAppender(3)
| log4cplus::ConsoleAppender(3) | log4cplus | log4cplus::ConsoleAppender(3) |
NAME
log4cplus::ConsoleAppender - ConsoleAppender appends log events to std::cout or std::cerr using a layout specified by the user.
SYNOPSIS
#include <consoleappender.h>
Inherits log4cplus::Appender.
Public Member Functions
ConsoleAppender (bool logToStdErr=false, bool
immediateFlush=false)
ConsoleAppender (const log4cplus::helpers::Properties
&properties)
~ConsoleAppender ()
virtual void close ()
Release any resources allocated within the appender such as file handles,
network connections, etc.
Public Member Functions inherited from log4cplus::Appender
Appender ()
Appender (const log4cplus::helpers::Properties &properties)
virtual ~Appender ()
void destructorImpl ()
This function is for derived appenders to call from their destructors. bool
isClosed () const
Check if this appender is in closed state. void syncDoAppend (const
log4cplus::spi::InternalLoggingEvent &event)
This method performs threshold checks and invokes filters before delegating
actual logging to the subclasses specific append method. void
asyncDoAppend (const log4cplus::spi::InternalLoggingEvent
&event)
This method performs book keeping related to asynchronous logging and executes
syncDoAppend() to do the actual logging. void doAppend
(const log4cplus::spi::InternalLoggingEvent &event)
This function checks async flag. virtual log4cplus::tstring
getName ()
Get the name of this appender. virtual void setName (const
log4cplus::tstring &name)
Set the name of this appender. virtual void setErrorHandler
(std::unique_ptr< ErrorHandler > eh)
Set the ErrorHandler for this Appender. virtual
ErrorHandler * getErrorHandler ()
Return the currently set ErrorHandler for this
Appender. virtual void setLayout
(std::unique_ptr< Layout > layout)
Set the layout for this appender. virtual Layout * getLayout ()
Returns the layout of this appender. void setFilter
(log4cplus::spi::FilterPtr f)
Set the filter chain on this Appender. log4cplus::spi::FilterPtr
getFilter () const
Get the filter chain on this Appender. void addFilter
(log4cplus::spi::FilterPtr f)
Add filter at the end of the filters chain. void addFilter
(std::function< spi::FilterResult(const
log4cplus::spi::InternalLoggingEvent &)>)
Add filter at the end of the filters chain. LogLevel
getThreshold () const
Returns this appenders threshold LogLevel. void setThreshold
(LogLevel th)
Set the threshold LogLevel. bool isAsSevereAsThreshold (LogLevel
ll) const
Check whether the message LogLevel is below the appender's threshold. void
waitToFinishAsyncLogging ()
This method waits for all events that are being asynchronously logged to
finish.
Public Member Functions inherited from
log4cplus::helpers::SharedObject
void addReference () const LOG4CPLUS_NOEXCEPT
void removeReference () const
Static Public Member Functions
static log4cplus::thread::Mutex const &
getOutputMutex ()
This mutex is used by ConsoleAppender and helpers::LogLog
classes to synchronize output to console.
Protected Member Functions
virtual void append (const spi::InternalLoggingEvent
&event)
Subclasses of Appender should implement this method to perform
actual logging.
Protected Member Functions inherited from
log4cplus::Appender
tstring & formatEvent (const
log4cplus::spi::InternalLoggingEvent &event) const
Protected Member Functions inherited from
log4cplus::helpers::SharedObject
SharedObject ()
SharedObject (const SharedObject &)
SharedObject (SharedObject &&)
virtual ~SharedObject ()
SharedObject & operator= (const SharedObject &)
LOG4CPLUS_NOEXCEPT
SharedObject & operator= (SharedObject &&)
LOG4CPLUS_NOEXCEPT
Protected Attributes
bool logToStdErr
bool immediateFlush
Immediate flush means that the underlying output stream will be flushed at the
end of each append operation.
Protected Attributes inherited from log4cplus::Appender
std::unique_ptr< Layout > layout
The layout variable does not need to be set if the appender implementation has
its own layout. log4cplus::tstring name
Appenders are named. LogLevel threshold
There is no LogLevel threshold filtering by default.
log4cplus::spi::FilterPtr filter
The first filter in the filter chain. std::unique_ptr< ErrorHandler
> errorHandler
It is assumed and enforced that errorHandler is never null.
std::unique_ptr< helpers::LockFile > lockFile
Optional system wide synchronization lock. bool useLockFile
Use lock file for inter-process synchronization of access to log file. bool
async
Asynchronous append. std::atomic< std::size_t > in_flight
std::mutex in_flight_mutex
std::condition_variable in_flight_condition
bool closed
Is this appender closed?
Additional Inherited Members
Public Attributes inherited from
log4cplus::helpers::SharedObject
thread::Mutex access_mutex
Detailed Description
ConsoleAppender appends log events to std::cout or std::cerr using a layout specified by the user.
The default target is std::cout.
Properties
- logToStdErr
- When it is set true, the output stream will be std::cerr instead of std::cout.
- ImmediateFlush
- When it is set true, output stream will be flushed after each appended event.
See also
Definition at line 54 of file consoleappender.h.
Constructor & Destructor Documentation
log4cplus::ConsoleAppender::ConsoleAppender (bool logToStdErr = false, bool immediateFlush = false)
log4cplus::ConsoleAppender::ConsoleAppender (const log4cplus::helpers::Properties & properties)
log4cplus::ConsoleAppender::~ConsoleAppender ()
Member Function Documentation
virtual void log4cplus::ConsoleAppender::append (const spi::InternalLoggingEvent & event) [protected], [virtual]
Subclasses of Appender should implement this method to perform actual logging.
See also
Implements log4cplus::Appender.
virtual void log4cplus::ConsoleAppender::close () [virtual]
Release any resources allocated within the appender such as file handles, network connections, etc. It is a programming error to append to a closed appender.
Implements log4cplus::Appender.
static log4cplus::thread::Mutex const & log4cplus::ConsoleAppender::getOutputMutex () [static]
This mutex is used by ConsoleAppender and helpers::LogLog classes to synchronize output to console.
Member Data Documentation
bool log4cplus::ConsoleAppender::immediateFlush [protected]
Immediate flush means that the underlying output stream will be flushed at the end of each append operation.
Definition at line 79 of file consoleappender.h.
bool log4cplus::ConsoleAppender::logToStdErr [protected]
Definition at line 74 of file consoleappender.h.
Author
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| Mon Jun 5 2023 21:46:10 | Version 2.0.7 |
