## Uses of Interface
org.apache.storm.trident.operation.GroupedMultiReducer

- Packages that use GroupedMultiReducer
  Package | Description
  --- | ---
  org.apache.storm.trident |
  org.apache.storm.trident.operation.impl |

- - ### Uses of GroupedMultiReducer in org.apache.storm.trident

    Methods in org.apache.storm.trident with parameters of type GroupedMultiReducer
    Modifier and Type | Method and Description
    --- | ---
    `Stream` | TridentTopology.`multiReduce(Fields inputFields1, GroupedStream s1, Fields inputFields2, GroupedStream s2, GroupedMultiReducer function, Fields outputFields)`
    `Stream` | TridentTopology.`multiReduce(GroupedStream s1, GroupedStream s2, GroupedMultiReducer function, Fields outputFields)`
    `Stream` | TridentTopology.`multiReduce(List<Fields> inputFields, List<GroupedStream> groupedStreams, GroupedMultiReducer function, Fields outputFields)`
    `Stream` | TridentTopology.`multiReduce(List<GroupedStream> streams, GroupedMultiReducer function, Fields outputFields)`

  - ### Uses of GroupedMultiReducer in org.apache.storm.trident.operation.impl

    Classes in org.apache.storm.trident.operation.impl that implement GroupedMultiReducer
    Modifier and Type | Class and Description
    --- | ---
    `class` | `JoinerMultiReducer`
    `class` | `PreservingFieldsOrderJoinerMultiReducer`

    Constructors in org.apache.storm.trident.operation.impl with parameters of type GroupedMultiReducer
    Constructor and Description
    `GroupedMultiReducerExecutor(GroupedMultiReducer reducer, List<Fields> groupFields, List<Fields> inputFields)`

Copyright © 2019 The Apache Software Foundation. All rights reserved.