public int getPercentageBlocked() {
        double value = flowControlInfo.getTotalSends() == 0 ? 0 : flowControlInfo.getSendsBlocked() / flowControlInfo.getTotalSends();
        return (int) value * 100;
    }
@Test
    public void testGetPercentageBlockedHandlesDivideByZero(){
        ProducerBrokerExchange producerBrokerExchange = new ProducerBrokerExchange();
        producerBrokerExchange.getPercentageBlocked();
    }