Examples with BBoxDBException org.bboxdb.misc.BBoxDBException used on opensource projects

Example 11 with BBoxDBException

use of org.bboxdb.misc.BBoxDBException in project bboxdb by jnidzwetzki.

the class CLI method actionDeleteTuple.

/**
 * Delete a tuple
 * @param line
 */
protected void actionDeleteTuple(final CommandLine line) {
    if (!line.hasOption(CLIParameter.KEY) || !line.hasOption(CLIParameter.TABLE)) {
        System.err.println("Key or table are missing");
        printHelpAndExit();
    }
    final String key = line.getOptionValue(CLIParameter.KEY);
    final String table = line.getOptionValue(CLIParameter.TABLE);
    System.out.println("Deleting tuple for key: " + key);
    try {
        final EmptyResultFuture resultFuture = bboxDbConnection.deleteTuple(table, key);
        pendingFutures.put(resultFuture);
        pendingFutures.waitForCompletion();
    } catch (BBoxDBException e) {
        System.err.println("Got an error during delete: " + e);
        System.exit(-1);
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        return;
    }
}

Example 12 with BBoxDBException

use of org.bboxdb.misc.BBoxDBException in project bboxdb by jnidzwetzki.

the class DataRedistributionLoader method loadFile.

/**
 * Load the given file
 * @param id
 * @return
 * @throws InterruptedException
 */
private boolean loadFile(final int fileid) throws InterruptedException {
    final String filename = files[fileid];
    if (loadedFiles.contains(filename)) {
        System.err.println("File " + filename + " is already loaded");
        return false;
    }
    System.out.println("Loading content from: " + filename);
    final AtomicInteger lineNumber = new AtomicInteger(0);
    final String prefix = Integer.toString(fileid) + "_";
    try (final Stream<String> lines = Files.lines(Paths.get(filename))) {
        lines.forEach(l -> {
            final String key = prefix + lineNumber.getAndIncrement();
            final Tuple tuple = tupleBuilder.buildTuple(key, l);
            try {
                if (tuple != null) {
                    final EmptyResultFuture insertFuture = bboxDBCluster.insertTuple(TABLE, tuple);
                    pendingFutures.put(insertFuture);
                }
            } catch (BBoxDBException e) {
                logger.error("Got error while inserting tuple", e);
            }
            if (lineNumber.get() % 1000 == 0) {
                System.out.format("Loaded %d elements\n", lineNumber.get());
            }
        });
    } catch (IOException e) {
        System.err.println("Got an exeption while reading file: " + e);
        System.exit(-1);
    }
    pendingFutures.waitForCompletion();
    loadedFiles.add(filename);
    System.out.println("Loaded content from: " + filename);
    return true;
}

Example 13 with BBoxDBException

use of org.bboxdb.misc.BBoxDBException in project bboxdb by jnidzwetzki.

the class DistributionRegionHelper method getOutdatedRegions.

/**
 * Find the outdated regions for the distributed instance
 * @param region
 * @param distributedInstance
 * @return
 * @throws BBoxDBException
 */
public static List<OutdatedDistributionRegion> getOutdatedRegions(final DistributionRegion region, final BBoxDBInstance distributedInstance) throws BBoxDBException {
    final List<OutdatedDistributionRegion> result = new ArrayList<>();
    if (region == null) {
        return result;
    }
    final List<DistributionRegion> regions = region.getThisAndChildRegions().stream().filter(r -> r.getSystems().contains(distributedInstance)).collect(Collectors.toList());
    for (final DistributionRegion regionToInspect : regions) {
        try {
            final OutdatedDistributionRegion regionResult = processRegion(distributedInstance, ZookeeperClientFactory.getZookeeperClient(), regionToInspect);
            if (regionResult != null) {
                result.add(regionResult);
            }
        } catch (ZookeeperException e) {
            throw new BBoxDBException(e);
        }
    }
    return result;
}

Example 14 with BBoxDBException

use of org.bboxdb.misc.BBoxDBException in project bboxdb by jnidzwetzki.

the class RegionMergeHelper method getMergingCandidates.

/**
 * Is the merging by the space partitioner allowed?
 * @param region
 * @return
 */
public static List<List<DistributionRegion>> getMergingCandidates(final DistributionRegion region) {
    try {
        final String distributionGroupName = region.getDistributionGroupName();
        final SpacePartitioner spacePartitioner = SpacePartitionerCache.getInstance().getSpacePartitionerForGroupName(distributionGroupName);
        return spacePartitioner.getMergeCandidates(region);
    } catch (BBoxDBException e) {
        logger.error("Got exception while testing for merge", e);
        return new ArrayList<>();
    }
}

Example 15 with BBoxDBException

use of org.bboxdb.misc.BBoxDBException in project bboxdb by jnidzwetzki.

the class RegionSplitHelper method isSplittingSupported.

/**
 * Is the splitting of the region supported?
 * @param regionToSplit
 * @return
 */
public static boolean isSplittingSupported(final DistributionRegion region) {
    try {
        final String distributionGroupName = region.getDistributionGroupName();
        final SpacePartitioner spacePartitioner = SpacePartitionerCache.getInstance().getSpacePartitionerForGroupName(distributionGroupName);
        return spacePartitioner.isSplitable(region);
    } catch (BBoxDBException e) {
        logger.error("Got exception while testing for merge", e);
        return false;
    }
}