com.netflix.servo.monitor

Class BasicTimer

java.lang.Object

com.netflix.servo.monitor.AbstractMonitor<java.lang.Long>

com.netflix.servo.monitor.BasicTimer

All Implemented Interfaces:

CompositeMonitor<java.lang.Long>, Monitor<java.lang.Long>, NumericMonitor<java.lang.Long>, Timer

public class BasicTimer
extends AbstractMonitor<java.lang.Long>
implements Timer, CompositeMonitor<java.lang.Long>

A simple timer implementation providing the total time, count, min, and max for the times that have been recorded.

Field Summary

Fields inherited from class com.netflix.servo.monitor.AbstractMonitor

config

Constructor Summary

Constructors

Constructor and Description
BasicTimer(MonitorConfig config) Creates a new instance of the timer with a unit of milliseconds.
BasicTimer(MonitorConfig config, java.util.concurrent.TimeUnit unit) Creates a new instance of the timer.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj)
java.lang.Long	getCount() Get the total number of updates.
java.lang.Double	getMax() Get the max value since the last reset.
java.lang.Double	getMin() Get the min value since the last reset.
java.util.List<Monitor<?>>	getMonitors() Returns a list of sub-monitors for this composite.
java.util.concurrent.TimeUnit	getTimeUnit() The time unit reported by this timer.
java.lang.Double	getTotalTime() Get the total time for all updates.
java.lang.Long	getValue(int pollerIndex) Returns the current value for the monitor for the nth poller.
int	hashCode()
void	record(long duration) Deprecated.
void	record(long duration, java.util.concurrent.TimeUnit unit) Record a new value that was collected with the given TimeUnit.
Stopwatch	start() Returns a stopwatch that has been started and will automatically record its result to this timer when stopped.
java.lang.String	toString()

Methods inherited from class com.netflix.servo.monitor.AbstractMonitor

getConfig, getValue

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.netflix.servo.monitor.Monitor

getConfig, getValue

Constructor Detail

BasicTimer

public BasicTimer(MonitorConfig config)

Creates a new instance of the timer with a unit of milliseconds.

BasicTimer

public BasicTimer(MonitorConfig config,
          java.util.concurrent.TimeUnit unit)

Creates a new instance of the timer.

Method Detail

getMonitors

public java.util.List<Monitor<?>> getMonitors()

Returns a list of sub-monitors for this composite.

Specified by:

getMonitors in interface CompositeMonitor<java.lang.Long>

start

public Stopwatch start()

Returns a stopwatch that has been started and will automatically record its result to this timer when stopped.

Specified by:

start in interface Timer

getTimeUnit

public java.util.concurrent.TimeUnit getTimeUnit()

The time unit reported by this timer.

Specified by:

getTimeUnit in interface Timer

record

@Deprecated
public void record(long duration)

Deprecated.

Record a new value for this timer.

Specified by:

record in interface Timer

record

public void record(long duration,
          java.util.concurrent.TimeUnit unit)

Record a new value that was collected with the given TimeUnit.

Specified by:

record in interface Timer

getValue

public java.lang.Long getValue(int pollerIndex)

Returns the current value for the monitor for the nth poller.

Specified by:

getValue in interface Monitor<java.lang.Long>

getTotalTime

public java.lang.Double getTotalTime()

Get the total time for all updates.

getCount

public java.lang.Long getCount()

Get the total number of updates.

getMin

public java.lang.Double getMin()

Get the min value since the last reset.

getMax

public java.lang.Double getMax()

Get the max value since the last reset.

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object