gistfile1.txt

private final static String[] ipAddress = new String[]
            {"10.13.43.154", "10.112.43.12", "10.13.45.123", "10.113.43.4"};
 
public void nextTuple() {
    Utils.sleep(4000);
 
    final Random rand = new Random();
    collector.emit(new Values(ipAddress[rand.nextInt(ipAddress.length)], Math.abs(rand.nextLong())));
}