org.apache.hadoop.yarn.util

Class SystemClock

java.lang.Object

org.apache.hadoop.yarn.util.SystemClock

All Implemented Interfaces:

Clock

@InterfaceAudience.Public
 @InterfaceStability.Stable
public final class SystemClock
extends Object
implements Clock

Implementation of Clock that gives the current time from the system clock in milliseconds. NOTE: Do not use this to calculate a duration of expire or interval to sleep, because it will be broken by settimeofday. Please use MonotonicClock instead.

Constructor Summary

Constructors

Constructor and Description
SystemClock() Deprecated.

Method Summary

Modifier and Type	Method and Description
static SystemClock	getInstance()
long	getTime()

Methods inherited from class java.lang.Object

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

Constructor Detail

SystemClock

@Deprecated
public SystemClock()

Deprecated.

Method Detail

getInstance

public static SystemClock getInstance()

getTime

public long getTime()

Specified by:

getTime in interface Clock