org.opennms.core.time

Class PseudoClock

java.lang.Object

org.opennms.core.time.PseudoClock

public class PseudoClock
extends Object

Singleton used to track and control time independently of the system clock. This class is currently shared by implementations and test APIs to help share the same reference point to time.

Author:

jwhite

Method Summary

Modifier and Type	Method and Description
long	advanceTime(long duration, TimeUnit unit) Advances the clock time
static PseudoClock	getInstance()
long	getTime() Retrieves the current time.
void	reset() Resets the clock time to zero.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static PseudoClock getInstance()

reset

public void reset()

Resets the clock time to zero.

getTime

public long getTime()

Retrieves the current time.

Returns:

current timestamp in ms

advanceTime

public long advanceTime(long duration,
                        TimeUnit unit)

Advances the clock time

Parameters:

duration - duration of time in the given units

unit - time unit

Returns:

the absolute timestamp of the clock, following the advance