# Hierarchy For Package org.apache.storm.kafka.bolt

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.storm.topology.base.BaseComponent (implements org.apache.storm.topology.IComponent)
    - org.apache.storm.topology.base.BaseRichBolt (implements org.apache.storm.topology.IRichBolt)
      - org.apache.storm.topology.base.BaseTickTupleAwareRichBolt
        - org.apache.storm.kafka.bolt.KafkaBolt<K,​V>
  - org.apache.storm.kafka.bolt.KafkaProducerTopology

## Interface Hierarchy

- org.apache.kafka.clients.producer.Callback
  - org.apache.storm.kafka.bolt.PreparableCallback (also extends java.io.Serializable)
- java.io.Serializable
  - org.apache.storm.kafka.bolt.PreparableCallback (also extends org.apache.kafka.clients.producer.Callback)