Interface | Description |
---|---|
IMultiSchemableSpout | |
IRichSpout |
When writing topologies using Java,
IRichBolt and IRichSpout are the main interfaces
to use to implement components of the topology. |
ISchemableSpout | |
ISpout |
ISpout is the core interface for implementing spouts.
|
ISpoutOutputCollector | |
MultiScheme | |
Scheme |
Class | Description |
---|---|
BaseRichSpout | |
RawMultiScheme | |
RawScheme | |
SchemeAsMultiScheme | |
SpoutOutputCollector |
This output collector exposes the API for emitting tuples from an
backtype.heron.topology.IRichSpout . |