Package org.rrd4j.data

Interface IPlottable

All Known Implementing Classes:
CubicSplineInterpolator, LinearInterpolator, Plottable
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface
public interface IPlottable
Interface to be used for custom datasources.

If you wish to use a custom datasource in a graph, you should create a class implementing this interface that represents that datasource, and then pass this class on to the RrdGraphDef.

Since:
3.7

  • Method Summary

    Modifier and Type Method Description
    double getValue​(long timestamp)
    Retrieves datapoint value based on a given timestamp.

  • Method Details

    • getValue

      double getValue​(long timestamp)
      Retrieves datapoint value based on a given timestamp. Use this method if you only have one series of data in this class.
      Parameters:
      timestamp - Timestamp in seconds for the datapoint.
      Returns:
      Double value of the datapoint.