1 package org.bouncycastle.crypto; 2 3 import java.security.SecureRandom; 4 5 /** 6 * The base class for parameters to key generators. 7 */ 8 public class KeyGenerationParameters 9 { 10 private SecureRandom random; 11 private int strength; 12 13 /** 14 * initialise the generator with a source of randomness 15 * and a strength (in bits). 16 * 17 * @param random the random byte source. 18 * @param strength the size, in bits, of the keys we want to produce. 19 */ 20 public KeyGenerationParameters( 21 SecureRandom random, 22 int strength) 23 { 24 this.random = random; 25 this.strength = strength; 26 } 27 28 /** 29 * return the random source associated with this 30 * generator. 31 * 32 * @return the generators random source. 33 */ 34 public SecureRandom getRandom() 35 { 36 return random; 37 } 38 39 /** 40 * return the bit strength for keys produced by this generator, 41 * 42 * @return the strength of the keys this generator produces (in bits). 43 */ 44 public int getStrength() 45 { 46 return strength; 47 } 48 } 49