org.apache.storm.jdbc.bolt

Class JdbcLookupBolt

java.lang.Object

org.apache.storm.topology.base.BaseComponent

org.apache.storm.topology.base.BaseRichBolt

org.apache.storm.topology.base.BaseTickTupleAwareRichBolt

org.apache.storm.jdbc.bolt.AbstractJdbcBolt

org.apache.storm.jdbc.bolt.JdbcLookupBolt

All Implemented Interfaces:

Serializable, IBolt, IComponent, IRichBolt

public class JdbcLookupBolt
extends AbstractJdbcBolt

Basic bolt for querying from any database.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.storm.jdbc.bolt.AbstractJdbcBolt

collector, configKey, connectionProvider, jdbcClient, queryTimeoutSecs

Constructor Summary

Constructors

Constructor and Description
JdbcLookupBolt(ConnectionProvider connectionProvider, String selectQuery, JdbcLookupMapper jdbcLookupMapper)

Method Summary

Modifier and Type	Method and Description
void	declareOutputFields(OutputFieldsDeclarer outputFieldsDeclarer)
protected void	process(Tuple tuple)
JdbcLookupBolt	withQueryTimeoutSecs(int queryTimeoutSecs)

Methods inherited from class org.apache.storm.jdbc.bolt.AbstractJdbcBolt

cleanup, prepare

Methods inherited from class org.apache.storm.topology.base.BaseTickTupleAwareRichBolt

execute, onTickTuple

Methods inherited from class org.apache.storm.topology.base.BaseComponent

getComponentConfiguration

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.storm.topology.IComponent

getComponentConfiguration

Constructor Detail

JdbcLookupBolt

public JdbcLookupBolt(ConnectionProvider connectionProvider,
                      String selectQuery,
                      JdbcLookupMapper jdbcLookupMapper)

Method Detail

withQueryTimeoutSecs

public JdbcLookupBolt withQueryTimeoutSecs(int queryTimeoutSecs)

process

protected void process(Tuple tuple)

Specified by:

process in class BaseTickTupleAwareRichBolt

declareOutputFields

public void declareOutputFields(OutputFieldsDeclarer outputFieldsDeclarer)