org.apache.tinkerpop.gremlin.process.traversal.step.map

## Class GroupCountStep.GroupCountBiOperator<E>

- java.lang.Object
- - org.apache.tinkerpop.gremlin.process.traversal.step.map.GroupCountStep.GroupCountBiOperator<E>

- All Implemented Interfaces:
    Serializable, BiFunction<Map<E,Long>,Map<E,Long>,Map<E,Long>>, BinaryOperator<Map<E,Long>>
  Enclosing class:
    GroupCountStep<S,E>

      public static final class GroupCountStep.GroupCountBiOperator<E>
      extends Object
      implements BinaryOperator<Map<E,Long>>, Serializable

  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `GroupCountBiOperator()`

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `Map<E,Long>` | `apply(Map<E,Long> mutatingSeed, Map<E,Long> map)`
    `static <E> GroupCountStep.GroupCountBiOperator<E>` | `instance()`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

    - ### Methods inherited from interface java.util.function.BinaryOperator

      `maxBy, minBy`

    - ### Methods inherited from interface java.util.function.BiFunction

      `andThen`

- - ### Constructor Detail

    - #### GroupCountBiOperator

          public GroupCountBiOperator()

  - ### Method Detail

    - #### apply

          public Map<E,Long> apply(Map<E,Long> mutatingSeed,
                                   Map<E,Long> map)

      Specified by:
        `apply` in interface `BiFunction<Map<E,Long>,Map<E,Long>,Map<E,Long>>`

    - #### instance

          public static final <E> GroupCountStep.GroupCountBiOperator<E> instance()

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