Examples with IOutputSerializer org.apache.storm.sql.runtime.IOutputSerializer used on opensource projects

Example 1 with IOutputSerializer

use of org.apache.storm.sql.runtime.IOutputSerializer in project storm by apache.

the class KafkaDataSourcesProvider method constructTrident.

@Override
public ISqlTridentDataSource constructTrident(URI uri, String inputFormatClass, String outputFormatClass, Properties properties, List<FieldInfo> fields) {
    int port = uri.getPort() != -1 ? uri.getPort() : DEFAULT_ZK_PORT;
    ZkHosts zk = new ZkHosts(uri.getHost() + ":" + port, uri.getPath());
    Map<String, String> values = parseURIParams(uri.getQuery());
    String topic = values.get("topic");
    Preconditions.checkNotNull(topic, "No topic of the spout is specified");
    TridentKafkaConfig conf = new TridentKafkaConfig(zk, topic);
    List<String> fieldNames = new ArrayList<>();
    int primaryIndex = -1;
    for (int i = 0; i < fields.size(); ++i) {
        FieldInfo f = fields.get(i);
        fieldNames.add(f.name());
        if (f.isPrimary()) {
            primaryIndex = i;
        }
    }
    Preconditions.checkState(primaryIndex != -1, "Kafka stream table must have a primary key");
    Scheme scheme = SerdeUtils.getScheme(inputFormatClass, properties, fieldNames);
    conf.scheme = new SchemeAsMultiScheme(scheme);
    IOutputSerializer serializer = SerdeUtils.getSerializer(outputFormatClass, properties, fieldNames);
    return new KafkaTridentDataSource(conf, topic, primaryIndex, properties, serializer);
}

Example 2 with IOutputSerializer

use of org.apache.storm.sql.runtime.IOutputSerializer in project storm by apache.

the class MongoDataSourcesProvider method constructStreams.

@Override
public ISqlStreamsDataSource constructStreams(URI uri, String inputFormatClass, String outputFormatClass, Properties properties, List<FieldInfo> fields) {
    List<String> fieldNames = FieldInfoUtils.getFieldNames(fields);
    IOutputSerializer serializer = SerdeUtils.getSerializer(outputFormatClass, properties, fieldNames);
    return new MongoStreamsDataSource(uri.toString(), properties, serializer);
}

Example 3 with IOutputSerializer

use of org.apache.storm.sql.runtime.IOutputSerializer in project storm by apache.

the class RedisDataSourcesProvider method constructTrident.

@Override
public ISqlTridentDataSource constructTrident(URI uri, String inputFormatClass, String outputFormatClass, Properties props, List<FieldInfo> fields) {
    Preconditions.checkArgument(JedisURIHelper.isValid(uri), "URI is not valid for Redis: " + uri);
    String host = uri.getHost();
    int port = uri.getPort() != -1 ? uri.getPort() : DEFAULT_REDIS_PORT;
    int dbIdx = JedisURIHelper.getDBIndex(uri);
    String password = JedisURIHelper.getPassword(uri);
    int timeout = Integer.parseInt(props.getProperty("redis.timeout", String.valueOf(DEFAULT_TIMEOUT)));
    boolean clusterMode = Boolean.valueOf(props.getProperty("use.redis.cluster", "false"));
    List<String> fieldNames = FieldInfoUtils.getFieldNames(fields);
    IOutputSerializer serializer = SerdeUtils.getSerializer(outputFormatClass, props, fieldNames);
    if (clusterMode) {
        JedisClusterConfig config = new JedisClusterConfig.Builder().setNodes(Collections.singleton(new InetSocketAddress(host, port))).setTimeout(timeout).build();
        return new RedisClusterTridentDataSource(config, props, fields, serializer);
    } else {
        JedisPoolConfig config = new JedisPoolConfig(host, port, timeout, password, dbIdx);
        return new RedisTridentDataSource(config, props, fields, serializer);
    }
}

Example 4 with IOutputSerializer

use of org.apache.storm.sql.runtime.IOutputSerializer in project storm by apache.

the class SocketDataSourcesProvider method constructTrident.

@Override
public ISqlTridentDataSource constructTrident(URI uri, String inputFormatClass, String outputFormatClass, Properties properties, List<FieldInfo> fields) {
    String host = uri.getHost();
    int port = uri.getPort();
    if (port == -1) {
        throw new RuntimeException("Port information is not available. URI: " + uri);
    }
    List<String> fieldNames = FieldInfoUtils.getFieldNames(fields);
    Scheme scheme = SerdeUtils.getScheme(inputFormatClass, properties, fieldNames);
    IOutputSerializer serializer = SerdeUtils.getSerializer(outputFormatClass, properties, fieldNames);
    return new SocketTridentDataSource(scheme, serializer, host, port);
}

Example 5 with IOutputSerializer

use of org.apache.storm.sql.runtime.IOutputSerializer in project storm by apache.

the class HdfsDataSourcesProvider method constructTrident.

@Override
public ISqlTridentDataSource constructTrident(URI uri, String inputFormatClass, String outputFormatClass, Properties properties, List<FieldInfo> fields) {
    List<String> fieldNames = FieldInfoUtils.getFieldNames(fields);
    IOutputSerializer serializer = SerdeUtils.getSerializer(outputFormatClass, properties, fieldNames);
    return new HdfsTridentDataSource(uri.toString(), properties, serializer);
}