# Package org.apache.storm.streams

package org.apache.storm.streams

- Related Packages
  Package
  Description
  org.apache.storm
  org.apache.storm.streams.operations
  org.apache.storm.streams.processors
  org.apache.storm.streams.tuple
  org.apache.storm.streams.windowing
- Classes
  Class
  Description
  Pair<T1,T2>
  A pair of values.
  PairStream<K,V>
  Represents a stream of key-value pairs.
  ProcessorNode
  Node that wraps a processor in the stream.
  RefCountedTuple
  Provides reference counting of tuples.
  Stream<T>
  Represents a stream of values.
  StreamBuilder
  A builder for constructing a `StormTopology` via storm streams api (DSL).
  StreamState<K,V>
  A wrapper for the stream state which can be used to query the state via `Stream.stateQuery(StreamState)`.
  StreamUtil
  WindowNode
  Node that captures the windowing configurations.