Package dk.netarkivet.harvester.datamodel

Class NumberUtils

  • public class NumberUtils
extends java.lang.Object
    Number related utilities.

    • Constructor Summary

      Constructors 
      Constructor Description
      NumberUtils()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static int compareInf​(long l1, long l2)
      Compare two given positive longs, with the addition that -1 means infinity.
      static long minInf​(long l1, long l2)
      Return the smallest value of two given positive longs, with the addition that -1 means infinity.
      static double[] toPrimitiveArray​(java.util.List<java.lang.Double> list)
      Converts a list to an array of primitive values.

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • minInf

        public static long minInf​(long l1,
                          long l2)
        Return the smallest value of two given positive longs, with the addition that -1 means infinity.
        Parameters:
        l1 - The first value
        l2 - The second value
        Returns:
        Smallest value

      • compareInf

        public static int compareInf​(long l1,
                             long l2)
        Compare two given positive longs, with the addition that -1 means infinity.
        Parameters:
        l1 - The first value
        l2 - The second value
        Returns:
        -1 if first value is smallest, 0 if equal, 1 if second value is smallest

      • toPrimitiveArray

        public static final double[] toPrimitiveArray​(java.util.List<java.lang.Double> list)
        Converts a list to an array of primitive values.
        Parameters:
        list - the list to convert
        Returns:
        an array of primitive values