Package org.opennms.netmgt.measurements.filters.impl

Class Derivative

  • All Implemented Interfaces:
    Filter
    public class Derivative
extends java.lang.Object
implements Filter
    Calculates the derivative. Useful to converting gauges into rates.
    Author:
    jwhite

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      protected Derivative()  
        Derivative​(java.lang.String inputColumn, java.lang.String outputColumn)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void filter​(com.google.common.collect.RowSortedTable<java.lang.Long,​java.lang.String,​java.lang.Double> qrAsTable)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • Derivative

        protected Derivative()

      • Derivative

        public Derivative​(java.lang.String inputColumn,
                  java.lang.String outputColumn)

    • Method Detail

      • filter

        public void filter​(com.google.common.collect.RowSortedTable<java.lang.Long,​java.lang.String,​java.lang.Double> qrAsTable)
            throws java.lang.Exception
        Specified by:
        filter in interface Filter
        Throws:
        java.lang.Exception