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

Class IdStep<E extends Element>

java.lang.Object

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

com.tinkerpop.gremlin.process.graph.step.map.MapStep<E,java.lang.Object>

com.tinkerpop.gremlin.process.graph.step.map.IdStep<E>

All Implemented Interfaces:

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

public final class IdStep<E extends Element>
extends MapStep<E,java.lang.Object>

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
IdStep(Traversal traversal)

Method Summary

Modifier and Type	Method and Description
java.util.Set<TraverserRequirement>	getRequirements() Provide the necessary TraverserRequirement that must be met by the traverser in order for the step to function properly.

Methods inherited from class com.tinkerpop.gremlin.process.graph.step.map.MapStep

processNextStart, setFunction

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

addStart, addStarts, clone, getId, getLabel, getNextStep, getPreviousStep, getTraversal, hasNext, next, reset, 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 java.util.Iterator

forEachRemaining, remove

Constructor Detail

IdStep

public IdStep(Traversal traversal)

Method Detail

getRequirements

public java.util.Set<TraverserRequirement> getRequirements()

Description copied from interface: Step

Provide the necessary TraverserRequirement that must be met by the traverser in order for the step to function properly. The provided default implements returns an empty set.

Specified by:

getRequirements in interface Step<E extends Element,java.lang.Object>

Overrides:

getRequirements in class MapStep<E extends Element,java.lang.Object>

Returns:

the set of requirements