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    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   }

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