public class TridentSpoutCoordinator extends Object implements IBasicBolt
| Modifier and Type | Field and Description |
|---|---|
static org.slf4j.Logger |
LOG |
| Constructor and Description |
|---|
TridentSpoutCoordinator(String id,
ITridentSpout spout) |
| Modifier and Type | Method and Description |
|---|---|
void |
cleanup() |
void |
declareOutputFields(OutputFieldsDeclarer declarer)
Declare the output schema for all the streams of this topology.
|
void |
execute(Tuple tuple,
BasicOutputCollector collector)
Process the input tuple and optionally emit new tuples based on the input tuple.
|
Map<String,Object> |
getComponentConfiguration()
Declare configuration specific to this component.
|
void |
prepare(Map conf,
TopologyContext context) |
public TridentSpoutCoordinator(String id, ITridentSpout spout)
public void prepare(Map conf, TopologyContext context)
prepare in interface IBasicBoltpublic void execute(Tuple tuple, BasicOutputCollector collector)
IBasicBoltexecute in interface IBasicBoltpublic void cleanup()
cleanup in interface IBasicBoltpublic void declareOutputFields(OutputFieldsDeclarer declarer)
IComponentdeclareOutputFields in interface IComponentdeclarer - this is used to declare output stream ids, output fields, and whether or not each output stream is a direct streampublic Map<String,Object> getComponentConfiguration()
IComponentTopologyBuildergetComponentConfiguration in interface IComponentCopyright © 2015. All rights reserved.