Java生成大素数

package util.encrypt;import java.math.BigInteger;import java.util.Date;import java.util.Random;/** * @Author: 你本来就很二 * @Date: 2017/6/14 * @Description: */public class BigPrime {    public static void main(String[] args) {        Random random = new Random(new Date().getTime());        System.out.println(BigInteger.probablePrime(2048, random));    }}