package org.bouncycastle.crypto;import java.security.SecureRandom;/** * The base class for parameters to key generators. */public class KeyGenerationParameters{    private SecureRandom    random;    private int             strength;    /**     * initialise the generator with a source of randomness     * and a strength (in bits).     *     * @param random the random byte source.     * @param strength the size, in bits, of the keys we want to produce.     */    public KeyGenerationParameters(        SecureRandom    random,        int             strength)    {        this.random = random;        this.strength = strength;    }    /**     * return the random source associated with this     * generator.     *     * @return the generators random source.     */    public SecureRandom getRandom()    {        return random;    }    /**     * return the bit strength for keys produced by this generator,     *     * @return the strength of the keys this generator produces (in bits).     */    public int getStrength()    {        return strength;    }}