example retry impl

FixedNumberRetryPolicy.java

    @Override
    public RetryDecision onReadTimeout(Statement statement, ConsistencyLevel cl, int requiredResponses, int receivedResponses, boolean dataRetrieved, int nbRetry) {
        return getRetryDecision(cl, nbRetry);
    }

    private RetryDecision getRetryDecision(ConsistencyLevel cl, int nbRetry) {
        if (nbRetry >= numberOfTimesToRetry) {
            return RetryDecision.rethrow();
        }
        return RetryDecision.retry(cl);
    }