org.avis.util
Class Numbers

java.lang.Object
  org.avis.util.Numbers

public final class Numbers
extends Object

General utility functions for messing with numbers.

Author:

Matthew Phillips

Method Summary

static Class<? extends Number>	highestPrecision(Class<? extends Number> class1, Class<? extends Number> class2) Return the highest precision (class with the largest range) of two classes.
static Number	upconvert(Number value, Class<? extends Number> type) Convert a numeric value upwards to a given type.

Methods inherited from class java.lang.Object

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

Method Detail

upconvert

public static Number upconvert(Number value,
                               Class<? extends Number> type)

Convert a numeric value upwards to a given type.

Parameters:

value - A numeric value.

type - The target type: either Long or Double.

Returns:

value upconverted to the target type.

Throws:

IllegalArgumentException - if type is not valid.

highestPrecision

public static Class<? extends Number> highestPrecision(Class<? extends Number> class1,
                                                       Class<? extends Number> class2)

Return the highest precision (class with the largest range) of two classes.

Throws:

IllegalArgumentException - if class1 or class2 is not a number.