org.fujion.common

Class NumUtil

java.lang.Object

org.fujion.common.NumUtil

public class NumUtil
extends Object

Utility methods for managing numeric values.

Method Summary

Modifier and Type	Method and Description
static int	compare(double val1, double val2) Compares two double values.
static int	compare(int val1, int val2) Compares two integer values.
static int	enforceRange(int value, int minValue, int maxValue) Force an integer value to be within a specified range.
static String	toString(double value) Converts a double to a string without the trailing fractional zero.

Methods inherited from class java.lang.Object

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

Method Detail

compare

public static int compare(int val1,
                          int val2)

Compares two integer values.

Parameters:

val1 - First value.

val2 - Second value.

Returns:

< 0 if val1 < val2; 0 if val1 == val2; > 0 if val1 > val2

compare

public static int compare(double val1,
                          double val2)

Compares two double values.

Parameters:

val1 - First value.

val2 - Second value.

Returns:

< 0 if val1 < val2; 0 if val1 == val2; > 0 if val1 > val2

enforceRange

public static int enforceRange(int value,
                               int minValue,
                               int maxValue)

Force an integer value to be within a specified range.

Parameters:

value - Value to check

minValue - Minimum allowable value

maxValue - Maximum allowable value

Returns:

The original value if within the specified range, or the lower or upper limit if outside the range.

toString

public static String toString(double value)

Converts a double to a string without the trailing fractional zero. For example, 1.0 becomes 1.

Parameters:

value - Double value.

Returns:

String equivalent.