Package com.codahale.metrics

Class UniformSnapshot

java.lang.Object
com.codahale.metrics.Snapshot
com.codahale.metrics.UniformSnapshot
public class UniformSnapshot extends Snapshot
A statistical snapshot of a UniformSnapshot.

  • Constructor Details

    • UniformSnapshot

      public UniformSnapshot(Collection<Long> values)
      Create a new Snapshot with the given values.
      Parameters:
      values - an unordered set of values in the reservoir

    • UniformSnapshot

      public UniformSnapshot(long[] values)
      Create a new Snapshot with the given values.
      Parameters:
      values - an unordered set of values in the reservoir that can be used by this class directly

  • Method Details

    • getValue

      public double getValue(double quantile)
      Returns the value at the given quantile.
      Specified by:
      getValue in class Snapshot
      Parameters:
      quantile - a given quantile, in [0..1]
      Returns:
      the value in the distribution at quantile

    • size

      public int size()
      Returns the number of values in the snapshot.
      Specified by:
      size in class Snapshot
      Returns:
      the number of values

    • getValues

      public long[] getValues()
      Returns the entire set of values in the snapshot.
      Specified by:
      getValues in class Snapshot
      Returns:
      the entire set of values

    • getMax

      public long getMax()
      Returns the highest value in the snapshot.
      Specified by:
      getMax in class Snapshot
      Returns:
      the highest value

    • getMin

      public long getMin()
      Returns the lowest value in the snapshot.
      Specified by:
      getMin in class Snapshot
      Returns:
      the lowest value

    • getMean

      public double getMean()
      Returns the arithmetic mean of the values in the snapshot.
      Specified by:
      getMean in class Snapshot
      Returns:
      the arithmetic mean

    • getStdDev

      public double getStdDev()
      Returns the standard deviation of the values in the snapshot.
      Specified by:
      getStdDev in class Snapshot
      Returns:
      the standard deviation value

    • dump

      public void dump(OutputStream output)
      Writes the values of the snapshot to the given stream.
      Specified by:
      dump in class Snapshot
      Parameters:
      output - an output stream