public class TestPrintBolt extends BaseBasicBolt
Prints the tuples to stdout.
| Constructor and Description |
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TestPrintBolt() |
| Modifier and Type | Method and Description |
|---|---|
void |
declareOutputFields(OutputFieldsDeclarer ofd)
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.
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cleanup, preparegetComponentConfigurationclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitgetComponentConfigurationpublic void execute(Tuple tuple, BasicOutputCollector collector)
IBasicBoltProcess the input tuple and optionally emit new tuples based on the input tuple.
All acking is managed for you. Throw a FailedException if you want to fail the tuple.
public void declareOutputFields(OutputFieldsDeclarer ofd)
IComponentDeclare the output schema for all the streams of this topology.
ofd - this is used to declare output stream ids, output fields, and whether or not each output stream is a direct streamCopyright © 2021 The Apache Software Foundation. All rights reserved.