?? randomprimesearch.java
字號:
package com.oreilly.tiger.ch10;
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);
}
}
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