org.apache.flink.runtime.util.clock

Class SystemClock

java.lang.Object

org.apache.flink.runtime.util.clock.Clock

org.apache.flink.runtime.util.clock.SystemClock

public class SystemClock
extends Clock

A clock that returns the time of the system / process.

This clock uses System.currentTimeMillis() for absolute time and System.nanoTime() for relative time.

This SystemClock exists as a singleton instance.

Method Summary

Modifier and Type	Method and Description
long	absoluteTimeMillis()
static SystemClock	getInstance()
long	relativeTimeMillis()
long	relativeTimeNanos()

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static SystemClock getInstance()

absoluteTimeMillis

public long absoluteTimeMillis()

Specified by:

absoluteTimeMillis in class Clock

relativeTimeMillis

public long relativeTimeMillis()

Specified by:

relativeTimeMillis in class Clock

relativeTimeNanos

public long relativeTimeNanos()

Specified by:

relativeTimeNanos in class Clock