io.micrometer.core.instrument.noop

Class NoopTimer

java.lang.Object

io.micrometer.core.instrument.noop.NoopMeter

io.micrometer.core.instrument.noop.NoopTimer

All Implemented Interfaces:

Meter, Timer

public class NoopTimer
extends NoopMeter
implements Timer

Nested Class Summary

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

Timer.Builder

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

Meter.Id, Meter.Type

Field Summary

Fields

Modifier and Type	Field and Description
static NoopTimer	INSTANCE

Method Summary

Modifier and Type	Method and Description
long	count() The number of times that record has been called since this timer was created.
void	record(long amount, java.util.concurrent.TimeUnit unit) Updates the statistics kept by the counter with the specified amount.
void	record(java.lang.Runnable f) Executes the runnable `f` and records the time taken.
<T> T	record(java.util.function.Supplier<T> f) Executes the Supplier `f` and records the time taken.
<T> T	recordCallable(java.util.concurrent.Callable<T> f) Executes the callable `f` and records the time taken.
double	totalTime(java.util.concurrent.TimeUnit unit) The total time of all recorded events since this timer was created.
<T> java.util.concurrent.Callable<T>	wrap(java.util.concurrent.Callable<T> f) Wrap a Callable so that it is timed when invoked.

Methods inherited from class io.micrometer.core.instrument.noop.NoopMeter

getId, measure

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.Timer

builder, getType, measure, wrap

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

getId

Field Detail

INSTANCE

public static final NoopTimer INSTANCE

Method Detail

record

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

Description copied from interface: Timer

Updates the statistics kept by the counter with the specified amount.

Specified by:

record in interface Timer

Parameters:

amount - Duration of a single event being measured by this timer. If the amount is less than 0 the value will be dropped.

unit - Time unit for the amount being recorded.

record

public <T> T record(java.util.function.Supplier<T> f)

Description copied from interface: Timer

Executes the Supplier `f` and records the time taken.

Specified by:

record in interface Timer

Parameters:

f - Function to execute and measure the execution time.

Returns:

The return value of `f`.

recordCallable

public <T> T recordCallable(java.util.concurrent.Callable<T> f)
                     throws java.lang.Exception

Description copied from interface: Timer

Executes the callable `f` and records the time taken.

Specified by:

recordCallable in interface Timer

Parameters:

f - Function to execute and measure the execution time.

Returns:

The return value of `f`.

Throws:

java.lang.Exception

record

public void record(java.lang.Runnable f)

Description copied from interface: Timer

Executes the runnable `f` and records the time taken.

Specified by:

record in interface Timer

Parameters:

f - Function to execute and measure the execution time.

wrap

public <T> java.util.concurrent.Callable<T> wrap(java.util.concurrent.Callable<T> f)

Description copied from interface: Timer

Wrap a Callable so that it is timed when invoked.

Specified by:

wrap in interface Timer

Parameters:

f - The Callable to time when it is invoked.

Returns:

The wrapped Callable.

count

public long count()

Description copied from interface: Timer

The number of times that record has been called since this timer was created.

Specified by:

count in interface Timer

totalTime

public double totalTime(java.util.concurrent.TimeUnit unit)

Description copied from interface: Timer

The total time of all recorded events since this timer was created.

Specified by:

totalTime in interface Timer