io.nem.symbol.sdk.infrastructure

Class RandomUtils

java.lang.Object

io.nem.symbol.sdk.infrastructure.RandomUtils

public class RandomUtils
extends java.lang.Object

Utility class to generate random values.

Method Summary

Modifier and Type	Method and Description
static byte[]	generateRandomBytes() Generates a byte array containing random data.
static byte[]	generateRandomBytes(int numBytes) Generates a byte array containing random data.
static int	generateRandomInt() Returns a pseudorandom, uniformly distributed int value between 0 (inclusive) and the specified value (exclusive)/
static int	generateRandomInt(int bound) Returns a pseudorandom, uniformly distributed int value between 0 (inclusive) and the specified value (exclusive)/

Methods inherited from class java.lang.Object

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

Method Detail

generateRandomBytes

public static byte[] generateRandomBytes(int numBytes)

Generates a byte array containing random data.

Parameters:

numBytes - The number of bytes to generate.

Returns:

A byte array containing random data.

generateRandomBytes

public static byte[] generateRandomBytes()

Generates a byte array containing random data.

Returns:

A byte array containing random data.

generateRandomInt

public static int generateRandomInt(int bound)

Returns a pseudorandom, uniformly distributed int value between 0 (inclusive) and the specified value (exclusive)/

Parameters:

bound - the upper bound (exclusive). Must be positive.

Returns:

a random int between 0 (inclusive) and bound (exclusive)

generateRandomInt

public static int generateRandomInt()

Returns a pseudorandom, uniformly distributed int value between 0 (inclusive) and the specified value (exclusive)/

Returns:

a random int between 0 (inclusive) and bound (exclusive)