public static void usingAsyncClient () {
ConnectionSpec spec = DefaultConnectionSpec.newSpec()
.setCredentials("jredis".getBytes())
.setDatabase(10);
JRedisFuture jredis = new JRedisAsynchClient(spec);
System.out.println ("\nusing the AsyncClient: \n\n");
useMSet(jredis);
useMSetNX (jredis);
jredis.quit();
}