GroupStep.GroupBiOperator (Apache TinkerPop 3.7.2 API)

java.lang.Object
- org.apache.tinkerpop.gremlin.process.traversal.step.map.GroupStep.GroupBiOperator<K,V>

All Implemented Interfaces:

Serializable, BiFunction<Map<K,V>,Map<K,V>,Map<K,V>>, BinaryOperator<Map<K,V>>

Enclosing class:

GroupStep<S,K,V>
```
public static final class GroupStep.GroupBiOperator<K,V>
extends Object
implements BinaryOperator<Map<K,V>>, Serializable
```
See Also:

Serialized Form

- Constructor Summary
  
  Constructors
  Constructor Description
  
  GroupBiOperator()
  
  GroupBiOperator(BinaryOperator<V> barrierAggregator)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Map<K,V> apply(Map<K,V> mapA, Map<K,V> mapB)
  - 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.BiFunction
    andThen

Constructor Detail

GroupBiOperator
```
public GroupBiOperator()
```

GroupBiOperator

public GroupBiOperator(BinaryOperator<V> barrierAggregator)

Method Detail

apply

public Map<K,V> apply(Map<K,V> mapA,
                            Map<K,V> mapB)

Specified by:: apply in interface BiFunction<Map<K,V>,Map<K,V>,Map<K,V>>