com.tinkerpop.gremlin.process.graph.step.map

Class FlatMapStep<S,E>

java.lang.Object

com.tinkerpop.gremlin.process.util.AbstractStep<S,E>

com.tinkerpop.gremlin.process.graph.step.map.FlatMapStep<S,E>

All Implemented Interfaces:

Step<S,E>, java.lang.Cloneable, java.util.Iterator<Traverser<E>>

Direct Known Subclasses:

EdgeVertexStep, LocalStep, PropertiesStep, UnfoldStep, VertexStep

public class FlatMapStep<S,E>
extends AbstractStep<S,E>

Author:

Marko A. Rodriguez (http://markorodriguez.com)

Field Summary

Fields inherited from class com.tinkerpop.gremlin.process.util.AbstractStep

id, label, nextEnd, nextStep, previousStep, PROFILING_ENABLED, starts, traversal, traverserStepIdSetByChild

Constructor Summary

Constructors

Constructor and Description
FlatMapStep(Traversal traversal)

Method Summary

Modifier and Type	Method and Description
protected Traverser<E>	processNextStart()
void	reset() Reset the state of the step such that it has no incoming starts.
void	setFunction(java.util.function.Function<Traverser<S>,java.util.Iterator<E>> function)

Methods inherited from class com.tinkerpop.gremlin.process.util.AbstractStep

addStart, addStarts, clone, getId, getLabel, getNextStep, getPreviousStep, getTraversal, hasNext, next, setId, setLabel, setNextStep, setPreviousStep, setTraversal, toString

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.tinkerpop.gremlin.process.Step

getRequirements

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Constructor Detail

FlatMapStep

public FlatMapStep(Traversal traversal)

Method Detail

setFunction

public void setFunction(java.util.function.Function<Traverser<S>,java.util.Iterator<E>> function)

processNextStart

protected Traverser<E> processNextStart()

Specified by:

processNextStart in class AbstractStep<S,E>

reset

public void reset()

Description copied from interface: Step

Reset the state of the step such that it has no incoming starts. Internal states are to be reset, but any sideEffect data structures are not to be recreated.

Specified by:

reset in interface Step<S,E>

Overrides:

reset in class AbstractStep<S,E>