org.apache.log.output.io.rotate

Class RotateStrategyByTimeOfDay

java.lang.Object

org.apache.log.output.io.rotate.RotateStrategyByTimeOfDay

All Implemented Interfaces:

RotateStrategy

public class RotateStrategyByTimeOfDay
extends Object
implements RotateStrategy

Rotation stragety based on a specific time of day.

Author:

Leif Mortenson

Field Summary

Fields

Modifier and Type	Field and Description
private long	m_currentRotation Time in ms that the current rotation started.
private static long	TIME_24_HOURS Constant that stores the the number of ms in 24 hours.

Constructor Summary

Constructors

Constructor and Description
RotateStrategyByTimeOfDay() Rotate logs at specific time of day.
RotateStrategyByTimeOfDay(long time) Rotate logs at specific time of day.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isRotationNeeded(String data, File file) Check if now a log rotation is neccessary.
void	reset() reset interval history counters.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TIME_24_HOURS

private static final long TIME_24_HOURS

Constant that stores the the number of ms in 24 hours.

See Also:

Constant Field Values

m_currentRotation

private long m_currentRotation

Time in ms that the current rotation started.

Constructor Detail

RotateStrategyByTimeOfDay

public RotateStrategyByTimeOfDay()

Rotate logs at specific time of day. By default do log rotation at 00:00:00 every day.

RotateStrategyByTimeOfDay

public RotateStrategyByTimeOfDay(long time)

Rotate logs at specific time of day.

Parameters:

time - Offset in milliseconds into the day to perform the log rotation.

Method Detail

reset

public void reset()

reset interval history counters.

Specified by:

reset in interface RotateStrategy

isRotationNeeded

public boolean isRotationNeeded(String data,
                       File file)

Check if now a log rotation is neccessary. If the time of the current rotation + 24 hours is less than the current time. If not then a rotation is needed.

Specified by:

isRotationNeeded in interface RotateStrategy

Parameters:

data - the last message written to the log system

file - not used

Returns:

boolean return true if log rotation is neccessary, else false