Examples with ZookeeperNotFoundException org.bboxdb.distribution.zookeeper.ZookeeperNotFoundException used on opensource projects

Example 16 with ZookeeperNotFoundException

use of org.bboxdb.distribution.zookeeper.ZookeeperNotFoundException in project bboxdb by jnidzwetzki.

the class StatisticsHelper method getAndUpdateStatistics.

/**
 * Get the max total size from the statistics map
 * @param statistics
 * @return
 * @throws ZookeeperNotFoundException
 * @throws ZookeeperException
 */
public static OptionalDouble getAndUpdateStatistics(final DistributionRegion region) {
    try {
        final Map<BBoxDBInstance, Map<String, Long>> statistics = distributionGroupZookeeperAdapter.getRegionStatistics(region);
        final OptionalDouble regionSize = statistics.values().stream().mapToDouble(p -> p.get(ZookeeperNodeNames.NAME_STATISTICS_TOTAL_SIZE)).filter(Objects::nonNull).max();
        if (regionSize.isPresent()) {
            final String regionIdentifier = region.getIdentifier();
            updateStatisticsHistory(regionIdentifier, regionSize.getAsDouble());
        }
        return regionSize;
    } catch (Exception e) {
        logger.error("Got an exception while reading statistics", e);
        return OptionalDouble.empty();
    }
}