Package org.eclipse.jetty.util

Class MathUtils

java.lang.Object

org.eclipse.jetty.util.MathUtils

public class MathUtils
extends Object

Method Summary

Modifier and Type	Method	Description
static int	cappedAdd(int a, int b, int maxValue)	Returns the sum of its arguments, capping to maxValue.
static long	cappedAdd(long a, long b)	Returns the sum of its arguments, capping to Long.MAX_VALUE if they overflow.
static boolean	sumOverflows(int a, int b)	Returns whether the sum of the arguments overflows an int.

Methods inherited from class java.lang.Object

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

Method Details

sumOverflows

public static boolean sumOverflows(int a,
 int b)

Returns whether the sum of the arguments overflows an int.

Parameters:

a - the first value

b - the second value

Returns:

whether the sum of the arguments overflows an int

cappedAdd

public static long cappedAdd(long a,
 long b)

Returns the sum of its arguments, capping to Long.MAX_VALUE if they overflow.

Parameters:

a - the first value

b - the second value

Returns:

the sum of the values, capped to Long.MAX_VALUE

cappedAdd

public static int cappedAdd(int a,
 int b,
 int maxValue)

Returns the sum of its arguments, capping to maxValue.

Parameters:

a - the first value

b - the second value

Returns:

the sum of the values, capped to maxValue