Inherited by FilterBasedTriggeringPolicy, ManualTriggeringPolicy, SizeBasedTriggeringPolicy, and TimeBasedRollingPolicy.
TriggeringPolicy
controls the conditions under which rollover occurs.
Such conditions include time of day, file size, an external event or a combination thereof.
Public Member Functions | |
virtual | ~TriggeringPolicy () |
void | addRef () const |
void | releaseRef () const |
virtual bool | isTriggeringEvent (Appender *appender, const log4cxx::spi::LoggingEventPtr &event, const LogString &filename, size_t fileLength)=0 |
Determines if a rollover may be appropriate at this time. |
virtual ~TriggeringPolicy | ( | ) | [virtual] |
void addRef | ( | ) | const [virtual] |
void releaseRef | ( | ) | const [virtual] |
virtual bool isTriggeringEvent | ( | Appender * | appender, | |
const log4cxx::spi::LoggingEventPtr & | event, | |||
const LogString & | filename, | |||
size_t | fileLength | |||
) | [pure virtual] |
Determines if a rollover may be appropriate at this time.
If true is returned, RolloverPolicy.rollover will be called but it can determine that a rollover is not warranted.
appender | A reference to the appender. | |
event | A reference to the currently event. | |
filename | The filename for the currently active log file. | |
fileLength | Length of the file in bytes. |
Implemented in FilterBasedTriggeringPolicy, ManualTriggeringPolicy, SizeBasedTriggeringPolicy, and TimeBasedRollingPolicy.