Package 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 CountedAspect.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ActionCounter.Builder

Method Summary

Modifier and Type	Method	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 com.couchbase.client.core.deps.io.netty.util.concurrent.Future<V>> F	track(F future)
<V, F extends com.couchbase.client.core.deps.io.netty.util.concurrent.Future<V>> F	track(F future, Function<V,String> errorExtractor)
Runnable	wrap(Runnable r)
<T> Callable<T>	wrap(Callable<T> c)

Methods inherited from class java.lang.Object

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

Method Details

builder

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

track

public <V,
F extends com.couchbase.client.core.deps.io.netty.util.concurrent.Future<V>>
F track(F future)

track

public <V,
F extends com.couchbase.client.core.deps.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)