Package org.ow2.clif.analyze.statistics.util.data

Class Math4Long

  • public final class Math4Long
extends java.lang.Object
    Math extension more specifically tuned to deal with statistical analysis of time measures
    Author:
    Guy Vachet

    • Constructor Summary

      Constructors 
      Constructor Description
      Math4Long()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static double displayDouble​(double nb)  
      static double displayDouble​(double nb, int digitNb)  
      static java.lang.String displayMillisecTime​(long t)  
      static java.lang.String displaySecondTime​(long t)  
      static double round​(double d)
      rounds a double keeping only "n" digits (default way) considering this double is representing a time measurement.
      static double round​(double d, int size)
      refines the rounding of a double keeping only "n" digits considering the number of measures used to calculate this double (typical of average..)

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • Math4Long

        public Math4Long()

    • Method Detail

      • round

        public static double round​(double d)
        rounds a double keeping only "n" digits (default way) considering this double is representing a time measurement.
        Parameters:
        d - the double to be rounded
        Returns:
        the rounded value of this double

      • round

        public static double round​(double d,
                           int size)
        refines the rounding of a double keeping only "n" digits considering the number of measures used to calculate this double (typical of average..)
        Parameters:
        d - the double to be rounded
        size - is the number of measures to compute this double
        Returns:
        the rounded value of this double considering the measure number

      • displayDouble

        public static double displayDouble​(double nb,
                                   int digitNb)

      • displayDouble

        public static double displayDouble​(double nb)

      • displayMillisecTime

        public static java.lang.String displayMillisecTime​(long t)
        Parameters:
        t - time in millisecond to be displayed
        Returns:
        time in human readable display (by using convenient unit)

      • displaySecondTime

        public static java.lang.String displaySecondTime​(long t)
        Parameters:
        t - time in second to be displayed
        Returns:
        time in human readable display (by using convenient unit)