Code example for Hashtable

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    } 
 
    public static class DH 
        extends JDKKeyPairGenerator 
    { 
        private static Hashtable   params = new Hashtable();
 
        DHKeyGenerationParameters  param;
        DHBasicKeyPairGenerator    engine = new DHBasicKeyPairGenerator();
        int                        strength = 1024;
        int                        certainty = 20;
        SecureRandom               random = new SecureRandom();
        boolean                    initialised = false;
 
        public DH() 
        { 
            super("DH"); 
        } 
 
        public void initialize( 
            int             strength,