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

Class SampleLocalStep<S>

java.lang.Object

org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep<S,E>

org.apache.tinkerpop.gremlin.process.traversal.step.map.MapStep<S,E>

org.apache.tinkerpop.gremlin.process.traversal.step.map.ScalarMapStep<S,S>

org.apache.tinkerpop.gremlin.process.traversal.step.map.SampleLocalStep<S>

All Implemented Interfaces:

Serializable, Cloneable, Iterator<Traverser.Admin<S>>, Step<S,S>, Seedable

public final class SampleLocalStep<S>
extends ScalarMapStep<S,S>
implements Seedable

Author:

Daniel Kuppitz (http://gremlin.guru), Marko A. Rodriguez (http://markorodriguez.com)

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep

id, labels, nextEnd, nextStep, previousStep, starts, traversal, traverserStepIdAndLabelsSetByChild

Constructor Summary

Constructors

Constructor and Description
SampleLocalStep(Traversal.Admin traversal, int amountToSample)

Method Summary

Modifier and Type	Method and Description
Set<TraverserRequirement>	getRequirements() Provide the necessary TraverserRequirement that must be met by the traverser in order for the step to function properly.
int	hashCode()
protected S	map(Traverser.Admin<S> traverser)
void	resetSeed(long seed)

Methods inherited from class org.apache.tinkerpop.gremlin.process.traversal.step.map.ScalarMapStep

processNextStart

Methods inherited from class org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep

addLabel, addStart, addStarts, clone, equals, getId, getLabels, getNextStep, getPreviousStep, getStarts, getTraversal, hasNext, hasStarts, isTraverserStepIdAndLabelsSetByChild, next, prepareTraversalForNextStep, removeLabel, reset, setId, setNextStep, setPreviousStep, setTraversal, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.tinkerpop.gremlin.process.traversal.Step

equals

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Constructor Detail

SampleLocalStep

public SampleLocalStep(Traversal.Admin traversal,
                       int amountToSample)

Method Detail

resetSeed

public void resetSeed(long seed)

Specified by:

resetSeed in interface Seedable

map

protected S map(Traverser.Admin<S> traverser)

Specified by:

map in class ScalarMapStep<S,S>

getRequirements

public 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<S,S>

Returns:

the set of requirements

hashCode

public int hashCode()

Overrides:

hashCode in class AbstractStep<S,S>