com.liferay.portal.kernel.security

Class RandomUtil

java.lang.Object

com.liferay.portal.kernel.security.RandomUtil

public class RandomUtil
extends java.lang.Object

Author:

Shuyang Zhou

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.util.Random	random

Constructor Summary

Constructors

Constructor and Description
RandomUtil()

Method Summary

Modifier and Type	Method and Description
static int	nextInt(int n)
static int[]	nextInts(int n, int size)
static void	shuffle(java.util.Random random, int[] numbers)
static java.lang.String	shuffle(java.util.Random random, java.lang.String s)
static void	shuffle(java.util.Random random, java.lang.StringBuilder sb)
static java.lang.String	shuffle(java.lang.String s)

Methods inherited from class java.lang.Object

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

Field Detail

random

protected static java.util.Random random

Constructor Detail

RandomUtil

public RandomUtil()

Method Detail

nextInt

public static int nextInt(int n)

nextInts

public static int[] nextInts(int n,
                             int size)

shuffle

public static void shuffle(java.util.Random random,
                           int[] numbers)

shuffle

public static java.lang.String shuffle(java.util.Random random,
                                       java.lang.String s)

shuffle

public static void shuffle(java.util.Random random,
                           java.lang.StringBuilder sb)

shuffle

public static java.lang.String shuffle(java.lang.String s)