Class TestInMemoryHistogram

java.lang.Object
org.opensearch.test.telemetry.TestInMemoryHistogram
All Implemented Interfaces:
org.opensearch.telemetry.metrics.Histogram
public class TestInMemoryHistogram extends Object implements org.opensearch.telemetry.metrics.Histogram
This is a simple implementation of Histogram which is utilized by TestInMemoryMetricsRegistry for Unit Tests. It initializes an atomic integer to record the value of histogram which doesn't have any tags along with a map to store the values recorded against the tags. The map and atomic integer can then be used to get the recorded values.

  • Constructor Details

    • TestInMemoryHistogram

      public TestInMemoryHistogram()
      Constructor.

  • Method Details

    • getHistogramValue

      public Integer getHistogramValue()
      Returns the Histogram value.
      Returns:

    • getHistogramValueForTags

      public ConcurrentHashMap<HashMap<String,?>, Double> getHistogramValueForTags()
      Returns the Histogram value for tags
      Returns:

    • record

      public void record(double value)
      Specified by:
      record in interface org.opensearch.telemetry.metrics.Histogram

    • record

      public void record(double value, org.opensearch.telemetry.metrics.tags.Tags tags)
      Specified by:
      record in interface org.opensearch.telemetry.metrics.Histogram