io.micrometer.core.instrument.prometheus

Class PrometheusLongTaskTimer

java.lang.Object

io.micrometer.core.instrument.prometheus.PrometheusLongTaskTimer

All Implemented Interfaces:

LongTaskTimer, Meter

public class PrometheusLongTaskTimer
extends java.lang.Object
implements LongTaskTimer

Nested Class Summary

Nested classes/interfaces inherited from interface io.micrometer.core.instrument.Meter

Meter.Type

Method Summary

Modifier and Type	Method and Description
int	activeTasks() Returns the current number of tasks being executed.
long	duration() Returns the cumulative duration of all current tasks in nanoseconds.
long	duration(long task) Returns the current duration for an active task.
java.lang.String	getName()
java.lang.Iterable<Tag>	getTags()
java.util.List<Measurement>	measure() Get the set of measurements for this meter.
long	start() Start keeping time for a task.
long	stop(long task) Mark a given task as completed.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.micrometer.core.instrument.LongTaskTimer

getType, record, record, record, recordCallable

Method Detail

start

public long start()

Description copied from interface: LongTaskTimer

Start keeping time for a task.

Specified by:

start in interface LongTaskTimer

Returns:

A task id that can be used to look up how long the task has been running.

stop

public long stop(long task)

Description copied from interface: LongTaskTimer

Mark a given task as completed.

Specified by:

stop in interface LongTaskTimer

Parameters:

task - Id for the task to stop. This should be the value returned from LongTaskTimer.start().

Returns:

Duration for the task in nanoseconds. A -1 value will be returned for an unknown task.

duration

public long duration(long task)

Description copied from interface: LongTaskTimer

Returns the current duration for an active task.

Specified by:

duration in interface LongTaskTimer

Parameters:

task - Id for the task to stop. This should be the value returned from LongTaskTimer.start().

Returns:

Duration for the task in nanoseconds. A -1 value will be returned for an unknown task.

duration

public long duration()

Description copied from interface: LongTaskTimer

Returns the cumulative duration of all current tasks in nanoseconds.

Specified by:

duration in interface LongTaskTimer

activeTasks

public int activeTasks()

Description copied from interface: LongTaskTimer

Returns the current number of tasks being executed.

Specified by:

activeTasks in interface LongTaskTimer

getName

public java.lang.String getName()

Specified by:

getName in interface Meter

getTags

public java.lang.Iterable<Tag> getTags()

Specified by:

getTags in interface Meter

measure

public java.util.List<Measurement> measure()

Description copied from interface: Meter

Get the set of measurements for this meter. A meter must always return the same number of measurements and in the same order, regardless of the level of activity or the lack thereof.

Specified by:

measure in interface Meter