org.optaplanner.core.impl.solver.random
Class RandomUtils

java.lang.Object
  org.optaplanner.core.impl.solver.random.RandomUtils

public class RandomUtils
extends Object

Method Summary

static double	nextDouble(Random random, double n) Mimics Random.nextInt(int) for doubles.
static long	nextLong(Random random, long n) Mimics Random.nextInt(int) for longs.

Methods inherited from class java.lang.Object

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

Method Detail

nextLong

public static long nextLong(Random random,
                            long n)

Mimics Random.nextInt(int) for longs.

Parameters:

random - never null

n - > 0L

Returns:

like Random.nextInt(int) but for a long

See Also:

Random.nextInt(int)

nextDouble

public static double nextDouble(Random random,
                                double n)

Mimics Random.nextInt(int) for doubles.

Parameters:

random - never null

n - > 0.0

Returns:

like Random.nextInt(int) but for a double

See Also:

Random.nextInt(int)