org.apache.iotdb.metrics.impl

Class DoNothingTimer

java.lang.Object

org.apache.iotdb.metrics.impl.DoNothingTimer

All Implemented Interfaces:

IMetric, Timer

public class DoNothingTimer
extends Object
implements Timer

Constructor Summary

Constructors

Constructor and Description
DoNothingTimer()

Method Summary

Modifier and Type	Method and Description
Rate	getImmutableRate() It's not safe to use the update interface.
HistogramSnapshot	takeSnapshot() take snapshot of timer
void	update(long duration, TimeUnit unit) update time of timer

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.iotdb.metrics.type.Timer

updateMicros, updateMillis, updateNanos

Methods inherited from interface org.apache.iotdb.metrics.type.IMetric

toString

Constructor Detail

DoNothingTimer

public DoNothingTimer()

Method Detail

update

public void update(long duration,
                   TimeUnit unit)

Description copied from interface: Timer

update time of timer

Specified by:

update in interface Timer

takeSnapshot

public HistogramSnapshot takeSnapshot()

Description copied from interface: Timer

take snapshot of timer

Specified by:

takeSnapshot in interface Timer

getImmutableRate

public Rate getImmutableRate()

Description copied from interface: Timer

It's not safe to use the update interface.

Specified by:

getImmutableRate in interface Timer

Returns:

the getOrCreatRate related with the getOrCreateTimer