com.github.marschall.micrometer.jfr.JfrTimeGauge Maven / Gradle / Ivy

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package com.github.marschall.micrometer.jfr;

import java.util.concurrent.TimeUnit;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.ToDoubleFunction;

import io.micrometer.core.instrument.Counter;
import io.micrometer.core.instrument.DistributionSummary;
import io.micrometer.core.instrument.FunctionCounter;
import io.micrometer.core.instrument.FunctionTimer;
import io.micrometer.core.instrument.Gauge;
import io.micrometer.core.instrument.LongTaskTimer;
import io.micrometer.core.instrument.Meter;
import io.micrometer.core.instrument.TimeGauge;
import io.micrometer.core.instrument.Timer;

final class JfrTimeGauge extends AbstractJfrGauge implements TimeGauge {

  private final TimeUnit valueFunctionUnit;

  JfrTimeGauge(Id id, T obj, TimeUnit valueFunctionUnit, ToDoubleFunction valueFunction) {
    super(id, obj, valueFunction, new TimerGaugeEventFactory(id, valueFunctionUnit));
    this.valueFunctionUnit = valueFunctionUnit;
  }

  @Override
  public TimeUnit baseTimeUnit() {
    return this.valueFunctionUnit;
  }

  @Override
  public  X match(Function visitGauge, Function visitCounter, Function visitTimer,
          Function visitSummary, Function visitLongTaskTimer,
          Function visitTimeGauge, Function visitFunctionCounter,
          Function visitFunctionTimer, Function visitMeter) {
    return visitTimeGauge.apply(this);
  }

  @Override
  public void use(Consumer visitGauge, Consumer visitCounter, Consumer visitTimer,
      Consumer visitSummary, Consumer visitLongTaskTimer,
      Consumer visitTimeGauge, Consumer visitFunctionCounter,
      Consumer visitFunctionTimer, Consumer visitMeter) {
    visitTimeGauge.accept(this);
  }

}