Examples with PackageEncodeException org.bboxdb.network.packages.PackageEncodeException used on opensource projects

Example 61 with PackageEncodeException

use of org.bboxdb.network.packages.PackageEncodeException in project bboxdb by jnidzwetzki.

the class DeleteDistributionGroupHandler method handleRequest.

@Override
public /**
 * Delete an existing distribution group
 */
boolean handleRequest(final ByteBuffer encodedPackage, final short packageSequence, final ClientConnectionHandler clientConnectionHandler) throws IOException, PackageEncodeException {
    try {
        final DeleteDistributionGroupRequest deletePackage = DeleteDistributionGroupRequest.decodeTuple(encodedPackage);
        final String distributionGroup = deletePackage.getDistributionGroup();
        logger.info("Delete distribution group: {}", distributionGroup);
        // Delete in Zookeeper
        final DistributionGroupAdapter distributionGroupZookeeperAdapter = ZookeeperClientFactory.getZookeeperClient().getDistributionGroupAdapter();
        distributionGroupZookeeperAdapter.deleteDistributionGroup(distributionGroup);
        // Delete local stored data
        logger.info("Delete distribution group, delete local stored data");
        clientConnectionHandler.getStorageRegistry().deleteAllTablesInDistributionGroup(distributionGroup);
        // Clear cached data
        TupleStoreConfigurationCache.getInstance().clear();
        logger.info("Delete distribution group - DONE");
        clientConnectionHandler.writeResultPackage(new SuccessResponse(packageSequence));
    } catch (Exception e) {
        logger.warn("Error while delete distribution group", e);
        final ErrorResponse responsePackage = new ErrorResponse(packageSequence, ErrorMessages.ERROR_EXCEPTION);
        clientConnectionHandler.writeResultPackage(responsePackage);
    }
    return true;
}

Example 62 with PackageEncodeException

use of org.bboxdb.network.packages.PackageEncodeException in project bboxdb by jnidzwetzki.

the class HandshakeHandler method handleRequest.

/**
 * Handle the handshake request
 */
@Override
public boolean handleRequest(final ByteBuffer encodedPackage, final short packageSequence, final ClientConnectionHandler clientConnectionHandler) throws IOException, PackageEncodeException {
    logger.info("Handshaking with: {}", clientConnectionHandler.clientSocket.getInetAddress());
    try {
        final HelloRequest heloRequest = HelloRequest.decodeRequest(encodedPackage);
        clientConnectionHandler.setConnectionCapabilities(heloRequest.getPeerCapabilities());
        final HelloResponse responsePackage = new HelloResponse(packageSequence, NetworkConst.PROTOCOL_VERSION, clientConnectionHandler.getConnectionCapabilities());
        clientConnectionHandler.writeResultPackage(responsePackage);
        clientConnectionHandler.setConnectionStateToOpen();
        return true;
    } catch (Exception e) {
        logger.warn("Error while reading network package", e);
        final ErrorResponse responsePackage = new ErrorResponse(packageSequence, ErrorMessages.ERROR_EXCEPTION);
        clientConnectionHandler.writeResultPackage(responsePackage);
        return false;
    }
}

Example 63 with PackageEncodeException

use of org.bboxdb.network.packages.PackageEncodeException in project bboxdb by jnidzwetzki.

the class NextPageHandler method handleRequest.

@Override
public /**
 * Handle the next page package
 */
boolean handleRequest(final ByteBuffer encodedPackage, final short packageSequence, final ClientConnectionHandler clientConnectionHandler) throws IOException, PackageEncodeException {
    try {
        final NextPageRequest nextPagePackage = NextPageRequest.decodeTuple(encodedPackage);
        logger.debug("Next page for query {} called", nextPagePackage.getQuerySequence());
        // Send tuples as result for original query
        clientConnectionHandler.sendNextResultsForQuery(packageSequence, nextPagePackage.getQuerySequence());
    } catch (PackageEncodeException e) {
        logger.warn("Error getting next page for a query", e);
        final ErrorResponse errorResponse = new ErrorResponse(packageSequence, ErrorMessages.ERROR_EXCEPTION);
        clientConnectionHandler.writeResultPackage(errorResponse);
    }
    return true;
}

Example 64 with PackageEncodeException

use of org.bboxdb.network.packages.PackageEncodeException in project bboxdb by jnidzwetzki.

the class HandleBoundingBoxTimeQuery method handleQuery.

@Override
public /**
 * Handle the bounding box time query
 */
void handleQuery(final ByteBuffer encodedPackage, final short packageSequence, final ClientConnectionHandler clientConnectionHandler) throws IOException {
    try {
        if (clientConnectionHandler.getActiveQueries().containsKey(packageSequence)) {
            logger.error("Query sequence {} is allready known, please close old query first", packageSequence);
        }
        final QueryBoundingBoxTimeRequest queryRequest = QueryBoundingBoxTimeRequest.decodeTuple(encodedPackage);
        final TupleStoreName requestTable = queryRequest.getTable();
        if (!QueryHelper.handleNonExstingTable(requestTable, packageSequence, clientConnectionHandler)) {
            return;
        }
        final OperatorTreeBuilder operatorTreeBuilder = new OperatorTreeBuilder() {

            @Override
            public Operator buildOperatorTree(final List<TupleStoreManager> storageManager) {
                if (storageManager.size() != 1) {
                    throw new IllegalArgumentException("This operator tree needs 1 storage manager");
                }
                final BoundingBox boundingBox = queryRequest.getBoundingBox();
                final SpatialIndexReadOperator operator = new SpatialIndexReadOperator(storageManager.get(0), boundingBox);
                final Operator operator1 = new NewerAsInsertTimeSeclectionOperator(queryRequest.getTimestamp(), operator);
                return operator1;
            }
        };
        final StreamClientQuery clientQuery = new StreamClientQuery(operatorTreeBuilder, queryRequest.isPagingEnabled(), queryRequest.getTuplesPerPage(), clientConnectionHandler, packageSequence, Arrays.asList(requestTable));
        clientConnectionHandler.getActiveQueries().put(packageSequence, clientQuery);
        clientConnectionHandler.sendNextResultsForQuery(packageSequence, packageSequence);
    } catch (PackageEncodeException e) {
        logger.warn("Got exception while decoding package", e);
        clientConnectionHandler.writeResultPackageNE(new ErrorResponse(packageSequence, ErrorMessages.ERROR_EXCEPTION));
    }
}

Example 65 with PackageEncodeException

use of org.bboxdb.network.packages.PackageEncodeException in project bboxdb by jnidzwetzki.

the class HandleContinuousBoundingBoxQuery method handleQuery.

@Override
public /**
 * Handle a bounding box query
 */
void handleQuery(final ByteBuffer encodedPackage, final short packageSequence, final ClientConnectionHandler clientConnectionHandler) throws IOException, PackageEncodeException {
    try {
        if (clientConnectionHandler.getActiveQueries().containsKey(packageSequence)) {
            logger.error("Query sequence {} is already known, please close old query first", packageSequence);
            return;
        }
        final QueryBoundingBoxContinuousRequest queryRequest = QueryBoundingBoxContinuousRequest.decodeTuple(encodedPackage);
        final TupleStoreName requestTable = queryRequest.getTable();
        if (!QueryHelper.handleNonExstingTable(requestTable, packageSequence, clientConnectionHandler)) {
            return;
        }
        final BoundingBox boundingBox = queryRequest.getBoundingBox();
        final ClientQuery clientQuery = new ContinuousBoundingBoxClientQuery(boundingBox, clientConnectionHandler, packageSequence, requestTable);
        clientConnectionHandler.getActiveQueries().put(packageSequence, clientQuery);
        clientConnectionHandler.sendNextResultsForQuery(packageSequence, packageSequence);
    } catch (PackageEncodeException e) {
        logger.warn("Got exception while decoding package", e);
        clientConnectionHandler.writeResultPackage(new ErrorResponse(packageSequence, ErrorMessages.ERROR_EXCEPTION));
    }
}