com.couchbase.client.dcp.metrics

Class ActionCounter

java.lang.Object

com.couchbase.client.dcp.metrics.ActionCounter

public class ActionCounter
extends Object

Tracks the results of an action that can succeed or fail.

Instances are created via builder(io.micrometer.core.instrument.MeterRegistry, java.lang.String).

The tags match those used by io.micrometer.core.aop.CountedAspect.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ActionCounter.Builder

Method Summary

Modifier and Type	Method and Description
static ActionCounter.Builder	builder(io.micrometer.core.instrument.MeterRegistry registry, String name)
<T> T	call(Callable<T> task)
void	failure(String exception)
void	failure(Throwable reason) Increments the "failure" count.
void	run(Runnable task)
void	success() Increments the "success" count.
<V,F extends io.netty.util.concurrent.Future<V>> F	track(F future)
<V,F extends io.netty.util.concurrent.Future<V>> F	track(F future, Function<V,String> errorExtractor)
<T> Callable<T>	wrap(Callable<T> c)
Runnable	wrap(Runnable r)

Methods inherited from class java.lang.Object

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

Method Detail

builder

public static ActionCounter.Builder builder(io.micrometer.core.instrument.MeterRegistry registry,
                                            String name)

track

public <V,F extends io.netty.util.concurrent.Future<V>> F track(F future)

track

public <V,F extends io.netty.util.concurrent.Future<V>> F track(F future,
                                                                Function<V,String> errorExtractor)

success

public void success()

Increments the "success" count.

failure

public void failure(Throwable reason)

Increments the "failure" count.

Parameters:

reason - (nullable) cause of the failure, or null if unknown

failure

public void failure(String exception)

run

public void run(Runnable task)

call

public <T> T call(Callable<T> task)
           throws Exception

Throws:

Exception

wrap

public Runnable wrap(Runnable r)

wrap

public <T> Callable<T> wrap(Callable<T> c)