randomprimesearch.java

来自「基于netbeans的java桌面应用程序合集」· Java 代码 · 共 21 行

package com.sun.tiger.concurrency;

import java.math.BigInteger;
import java.security.SecureRandom;
import java.util.Random;
import java.util.concurrent.Callable;


public class RandomPrimeSearch implements Callable<BigInteger> {
    
    private static final Random prng = new SecureRandom();
    private int bitSize;
    
    public RandomPrimeSearch(int bitSize) {
        this.bitSize = bitSize;
    }
    
    public BigInteger call() {
        return BigInteger.probablePrime(bitSize, prng);
    }
}