Interface Counter

All Superinterfaces:
Meter
All Known Implementing Classes:
CumulativeCounter, DropwizardCounter, NoopCounter, StepCounter

public interface Counter extends Meter
Counters monitor monotonically increasing values. Counters may never be reset to a lesser value. If you need to track a value that goes up and down, use a Gauge.
  • Method Details

    • builder

      static Counter.Builder builder(String name)
    • increment

      default void increment()
      Update the counter by one.
    • increment

      void increment(double amount)
      Update the counter by amount.
      Parameters:
      amount - Amount to add to the counter.
    • count

      double count()
      Returns:
      The cumulative count since this counter was created.
    • measure

      default Iterable<Measurement> measure()
      Description copied from interface: Meter
      Get a set of measurements. Should always return the same number of measurements and in the same order, regardless of the level of activity or the lack thereof.
      Specified by:
      measure in interface Meter
      Returns:
      The set of measurements that represents the instantaneous value of this meter.