| Name | Description | Type | Package | Framework |
| ITransactionalSpout | Interface | backtype.storm.transactional | Apache Storm | |
| ITransactionalSpout .Coordinator | Release any resources from this coordinator. | Interface | backtype.storm.transactional.ITransactionalSpout | Apache Storm |
| ITransactionalSpout .Emitter | Any state for transactions prior to the provided transaction id can be safely cleaned up, so this method should clean up that state. | Interface | backtype.storm.transactional.ITransactionalSpout | Apache Storm |