How to use

getDestinationStatistics

method

in

org.apache.activemq.broker.region.Destination

/**
 * @return the number of messages expired by this destination
 */
public long getExpiredCount() {
  return destination.getDestinationStatistics().getExpired().getCount();
}

/**
 * @return the number of messages blocked waiting for dispatch (indication of slow consumption if greater than zero)
 */
public long getBlockedSends() {
  return destination.getDestinationStatistics().getBlockedSends().getCount();
}

/**
 * @return the number of messages dispatched by this destination
 */
public long getDispatchCount() {
  return destination.getDestinationStatistics().getDispatched().getCount();
}

/**
 * @return the number of messages inflight (dispatched by not acknowledged) by this destination
 */
public long getInFlightCount() {
  return destination.getDestinationStatistics().getInflight().getCount();
}

/**
 * @return the number of messages dequeued (dispatched and removed) by this destination
 */
public long getDequeueCount() {
  return destination.getDestinationStatistics().getDequeues().getCount();
}

/**
 * @return the number of messages enqueued by this destination
 */
public long getEnqueueCount() {
  return destination.getDestinationStatistics().getEnqueues().getCount();
}

/**
 * @return the number of active consumers on this destination
 */
public int getConsumerCount() {
  return (int)destination.getDestinationStatistics().getConsumers().getCount();
}

/**
 * @return the number of active consumers on this destination
 */
public int getProducerCount() {
  return (int)destination.getDestinationStatistics().getProducers().getCount();
}

/**
 * @return the depth of the Destination
 */
public long getQueueSize() {
  return destination.getDestinationStatistics().getMessages().getCount();
}

@Override
public long getDequeueCount() {
  return destination.getDestinationStatistics().getDequeues().getCount();
}

@Override
public long getDispatchCount() {
  return destination.getDestinationStatistics().getDispatched().getCount();
}

@Override
public long getInFlightCount() {
  return destination.getDestinationStatistics().getInflight().getCount();
}

@Override
public long getBlockedSends() {
  return destination.getDestinationStatistics().getBlockedSends().getCount();
}

@Override
public long getEnqueueCount() {
  return destination.getDestinationStatistics().getEnqueues().getCount();
}

@Override
public long getExpiredCount() {
  return destination.getDestinationStatistics().getExpired().getCount();
}

@Override
public long getProducerCount() {
  return destination.getDestinationStatistics().getProducers().getCount();
}

@Override
public long getForwardCount() {
  return destination.getDestinationStatistics().getForwards().getCount();
}

@Override
public long getConsumerCount() {
  return destination.getDestinationStatistics().getConsumers().getCount();
}

@Override
public long getQueueSize() {
  return destination.getDestinationStatistics().getMessages().getCount();
}

public boolean checkQueueSize(String queueName) {
  long count = 0;
  long queueSize = 0;
  Map<ActiveMQDestination, Destination> destinationMap = regionBroker.getDestinationMap();
  for (Map.Entry<ActiveMQDestination, Destination> entry : destinationMap.entrySet()) {
    if (entry.getKey().isQueue()) {
      if (entry.getValue().getName().matches(queueName)) {
        queueSize = entry.getValue().getDestinationStatistics().getMessages().getCount();
        count += queueSize;
        if (queueSize > 0) {
          LOG.info("Queue has pending message: {} queueSize is: {}", entry.getValue().getName(), queueSize);
        }
      }
    }
  }
  return count == 0;
}