org.apache.hc.client5.http.observation.interceptors

Class TimerExec

java.lang.Object

org.apache.hc.client5.http.observation.interceptors.TimerExec

All Implemented Interfaces:

ExecChainHandler

public final class TimerExec
extends Object
implements ExecChainHandler

Classic (blocking) interceptor that records a Micrometer Timer per request and a Counter for response codes. Also tracks in-flight requests via a Gauge tagged as kind=classic.

Meters:

• <prefix>.request (timer) — latency, uses MetricConfig.slo and MetricConfig.percentiles
• <prefix>.response (counter) — result count
• <prefix>.inflight (gauge, kind=classic) — in-flight request count

Tags: method, status, and when ObservingOptions.TagLevel#EXTENDED also protocol, target. Any MetricConfig.commonTags are appended.

Since:

5.6

Constructor Summary

Constructors

Constructor and Description
TimerExec(io.micrometer.core.instrument.MeterRegistry reg, ObservingOptions cfg) Back-compat: two-arg ctor.
TimerExec(io.micrometer.core.instrument.MeterRegistry reg, ObservingOptions cfg, MetricConfig mc) Preferred: honors MetricConfig.

Method Summary

Modifier and Type	Method and Description
ClassicHttpResponse	execute(ClassicHttpRequest request, ExecChain.Scope scope, ExecChain chain)

Methods inherited from class java.lang.Object

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

Constructor Detail

TimerExec

public TimerExec(io.micrometer.core.instrument.MeterRegistry reg,
                 ObservingOptions cfg)

Back-compat: two-arg ctor.

TimerExec

public TimerExec(io.micrometer.core.instrument.MeterRegistry reg,
                 ObservingOptions cfg,
                 MetricConfig mc)

Preferred: honors MetricConfig.

Method Detail

execute

public ClassicHttpResponse execute(ClassicHttpRequest request,
                                   ExecChain.Scope scope,
                                   ExecChain chain)
                            throws IOException,
                                   HttpException

Specified by:

execute in interface ExecChainHandler

Throws:

IOException

HttpException