Examples with Fields org.apache.storm.tuple.Fields used on opensource projects

Example 36 with Fields

use of org.apache.storm.tuple.Fields in project storm by apache.

the class AbstractUserTopology method execute.

public void execute(String[] args) throws Exception {
    if (args.length != 4 && args.length != 5) {
        System.out.println("Usage: " + this.getClass().getSimpleName() + " <dataSourceClassName> <dataSource.url> " + "<user> <password> [topology name]");
        System.exit(-1);
    }
    Map map = Maps.newHashMap();
    //com.mysql.jdbc.jdbc2.optional.MysqlDataSource
    map.put("dataSourceClassName", args[0]);
    //jdbc:mysql://localhost/test
    map.put("dataSource.url", args[1]);
    //root
    map.put("dataSource.user", args[2]);
    if (args.length == 4) {
        //password
        map.put("dataSource.password", args[3]);
    }
    Config config = new Config();
    config.put(JDBC_CONF, map);
    ConnectionProvider connectionProvider = new HikariCPConnectionProvider(map);
    connectionProvider.prepare();
    int queryTimeoutSecs = 60;
    JdbcClient jdbcClient = new JdbcClient(connectionProvider, queryTimeoutSecs);
    for (String sql : setupSqls) {
        jdbcClient.executeSql(sql);
    }
    this.userSpout = new UserSpout();
    this.jdbcMapper = new SimpleJdbcMapper(TABLE_NAME, connectionProvider);
    connectionProvider.cleanup();
    Fields outputFields = new Fields("user_id", "user_name", "dept_name", "create_date");
    List<Column> queryParamColumns = Lists.newArrayList(new Column("user_id", Types.INTEGER));
    this.jdbcLookupMapper = new SimpleJdbcLookupMapper(outputFields, queryParamColumns);
    this.connectionProvider = new HikariCPConnectionProvider(map);
    if (args.length == 4) {
        try (LocalCluster cluster = new LocalCluster();
            LocalTopology topo = cluster.submitTopology("test", config, getTopology())) {
            Thread.sleep(30000);
        }
        System.exit(0);
    } else {
        StormSubmitter.submitTopology(args[4], config, getTopology());
    }
}

Example 37 with Fields

use of org.apache.storm.tuple.Fields in project storm by apache.

the class UserPersistanceTridentTopology method getTopology.

@Override
public StormTopology getTopology() {
    TridentTopology topology = new TridentTopology();
    JdbcState.Options options = new JdbcState.Options().withConnectionProvider(connectionProvider).withMapper(this.jdbcMapper).withJdbcLookupMapper(new SimpleJdbcLookupMapper(new Fields("dept_name"), Lists.newArrayList(new Column("user_id", Types.INTEGER)))).withTableName(TABLE_NAME).withSelectQuery(SELECT_QUERY);
    JdbcStateFactory jdbcStateFactory = new JdbcStateFactory(options);
    Stream stream = topology.newStream("userSpout", new UserSpout());
    TridentState state = topology.newStaticState(jdbcStateFactory);
    stream = stream.stateQuery(state, new Fields("user_id", "user_name", "create_date"), new JdbcQuery(), new Fields("dept_name"));
    stream.partitionPersist(jdbcStateFactory, new Fields("user_id", "user_name", "dept_name", "create_date"), new JdbcUpdater(), new Fields());
    return topology.build();
}

Example 38 with Fields

use of org.apache.storm.tuple.Fields in project storm by apache.

the class WordCountTridentRedisClusterMap method buildTopology.

public static StormTopology buildTopology(String redisHostPort) {
    Fields fields = new Fields("word", "count");
    FixedBatchSpout spout = new FixedBatchSpout(fields, 4, new Values("storm", 1), new Values("trident", 1), new Values("needs", 1), new Values("javadoc", 1));
    spout.setCycle(true);
    Set<InetSocketAddress> nodes = new HashSet<InetSocketAddress>();
    for (String hostPort : redisHostPort.split(",")) {
        String[] host_port = hostPort.split(":");
        nodes.add(new InetSocketAddress(host_port[0], Integer.valueOf(host_port[1])));
    }
    JedisClusterConfig clusterConfig = new JedisClusterConfig.Builder().setNodes(nodes).build();
    RedisDataTypeDescription dataTypeDescription = new RedisDataTypeDescription(RedisDataTypeDescription.RedisDataType.HASH, "test");
    StateFactory factory = RedisClusterMapState.transactional(clusterConfig, dataTypeDescription);
    TridentTopology topology = new TridentTopology();
    Stream stream = topology.newStream("spout1", spout);
    TridentState state = stream.groupBy(new Fields("word")).persistentAggregate(factory, new Fields("count"), new Sum(), new Fields("sum"));
    stream.stateQuery(state, new Fields("word"), new MapGet(), new Fields("sum")).each(new Fields("word", "sum"), new PrintFunction(), new Fields());
    return topology.build();
}

Example 39 with Fields

use of org.apache.storm.tuple.Fields in project storm by apache.

the class WordCountTridentRedisMap method buildTopology.

public static StormTopology buildTopology(String redisHost, Integer redisPort) {
    Fields fields = new Fields("word", "count");
    FixedBatchSpout spout = new FixedBatchSpout(fields, 4, new Values("storm", 1), new Values("trident", 1), new Values("needs", 1), new Values("javadoc", 1));
    spout.setCycle(true);
    JedisPoolConfig poolConfig = new JedisPoolConfig.Builder().setHost(redisHost).setPort(redisPort).build();
    RedisDataTypeDescription dataTypeDescription = new RedisDataTypeDescription(RedisDataTypeDescription.RedisDataType.HASH, "test");
    StateFactory factory = RedisMapState.transactional(poolConfig, dataTypeDescription);
    TridentTopology topology = new TridentTopology();
    Stream stream = topology.newStream("spout1", spout);
    TridentState state = stream.groupBy(new Fields("word")).persistentAggregate(factory, new Fields("count"), new Sum(), new Fields("sum"));
    stream.stateQuery(state, new Fields("word"), new MapGet(), new Fields("sum")).each(new Fields("word", "sum"), new PrintFunction(), new Fields());
    return topology.build();
}

Example 40 with Fields

use of org.apache.storm.tuple.Fields in project storm by apache.

the class InsertWordCount method main.

public static void main(String[] args) throws Exception {
    Config config = new Config();
    String url = TEST_MONGODB_URL;
    String collectionName = TEST_MONGODB_COLLECTION_NAME;
    if (args.length >= 2) {
        url = args[0];
        collectionName = args[1];
    }
    WordSpout spout = new WordSpout();
    WordCounter bolt = new WordCounter();
    MongoMapper mapper = new SimpleMongoMapper().withFields("word", "count");
    MongoInsertBolt insertBolt = new MongoInsertBolt(url, collectionName, mapper);
    // wordSpout ==> countBolt ==> MongoInsertBolt
    TopologyBuilder builder = new TopologyBuilder();
    builder.setSpout(WORD_SPOUT, spout, 1);
    builder.setBolt(COUNT_BOLT, bolt, 1).shuffleGrouping(WORD_SPOUT);
    builder.setBolt(INSERT_BOLT, insertBolt, 1).fieldsGrouping(COUNT_BOLT, new Fields("word"));
    if (args.length == 2) {
        try (LocalCluster cluster = new LocalCluster();
            LocalTopology topo = cluster.submitTopology("test", config, builder.createTopology())) {
            Thread.sleep(30000);
        }
        System.exit(0);
    } else if (args.length == 3) {
        StormSubmitter.submitTopology(args[2], config, builder.createTopology());
    } else {
        System.out.println("Usage: InsertWordCount <mongodb url> <mongodb collection> [topology name]");
    }
}