org.janusgraph.graphdb.tinkerpop.optimize

Class JanusGraphVertexStep<E extends org.apache.tinkerpop.gremlin.structure.Element>

java.lang.Object

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

org.apache.tinkerpop.gremlin.process.traversal.step.map.FlatMapStep<org.apache.tinkerpop.gremlin.structure.Vertex,E>

org.apache.tinkerpop.gremlin.process.traversal.step.map.VertexStep<E>

org.janusgraph.graphdb.tinkerpop.optimize.JanusGraphVertexStep<E>

All Implemented Interfaces:

Serializable, AutoCloseable, Cloneable, Iterator<org.apache.tinkerpop.gremlin.process.traversal.Traverser.Admin<E>>, org.apache.tinkerpop.gremlin.process.traversal.Step<org.apache.tinkerpop.gremlin.structure.Vertex,E>, org.apache.tinkerpop.gremlin.process.traversal.step.Profiling, HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E>, MultiQueriable<org.apache.tinkerpop.gremlin.structure.Vertex,E>

public class JanusGraphVertexStep<E extends org.apache.tinkerpop.gremlin.structure.Element>
extends org.apache.tinkerpop.gremlin.process.traversal.step.map.VertexStep<E>
implements HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E>, org.apache.tinkerpop.gremlin.process.traversal.step.Profiling, MultiQueriable<org.apache.tinkerpop.gremlin.structure.Vertex,E>

Author:

Matthias Broecheler (me@matthiasb.com)

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.janusgraph.graphdb.tinkerpop.optimize.HasStepFolder

HasStepFolder.OrderEntry

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
JanusGraphVertexStep(org.apache.tinkerpop.gremlin.process.traversal.step.map.VertexStep<E> originalStep)

Method Summary

Modifier and Type	Method and Description
void	addAll(Iterable<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> has)
List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer>	addLocalAll(Iterable<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> has)
JanusGraphVertexStep<E>	clone()
protected Iterator<E>	flatMap(org.apache.tinkerpop.gremlin.process.traversal.Traverser.Admin<org.apache.tinkerpop.gremlin.structure.Vertex> traverser)
int	getHighLimit()
int	getLocalHighLimit(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers)
int	getLocalLowLimit(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers)
int	getLowLimit()
void	localOrderBy(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers, String key, org.apache.tinkerpop.gremlin.process.traversal.Order order)
<Q extends BaseVertexQuery> Q	makeQuery(Q query)
void	orderBy(String key, org.apache.tinkerpop.gremlin.process.traversal.Order order)
protected org.apache.tinkerpop.gremlin.process.traversal.Traverser.Admin<E>	processNextStart()
void	reset()
void	setLimit(int low, int high)
void	setLocalLimit(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers, int low, int high)
void	setMetrics(org.apache.tinkerpop.gremlin.process.traversal.util.MutableMetrics metrics)
void	setUseMultiQuery(boolean useMultiQuery)
String	toString()

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

close, getDirection, getEdgeLabels, getRequirements, getReturnClass, hashCode, returnsEdge, returnsVertex, reverseDirection

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

closeIterator

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

addLabel, addStart, addStarts, equals, getId, getLabels, getNextStep, getPreviousStep, getTraversal, hasNext, next, removeLabel, setId, setNextStep, setPreviousStep, setTraversal

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.janusgraph.graphdb.tinkerpop.optimize.HasStepFolder

foldInHasContainer, foldInIds, foldInOrder, foldInRange, localFoldInHasContainer, splitAndP, validFoldInHasContainer, validJanusGraphHas, validJanusGraphHas, validJanusGraphOrder

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

addLabel, addStart, addStarts, equals, getId, getLabels, getNextStep, getPreviousStep, getRequirements, getTraversal, removeLabel, setId, setNextStep, setPreviousStep, setTraversal

Methods inherited from interface java.util.Iterator

forEachRemaining, hasNext, next, remove

Constructor Detail

JanusGraphVertexStep

public JanusGraphVertexStep(org.apache.tinkerpop.gremlin.process.traversal.step.map.VertexStep<E> originalStep)

Method Detail

setUseMultiQuery

public void setUseMultiQuery(boolean useMultiQuery)

Specified by:

setUseMultiQuery in interface MultiQueriable<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

makeQuery

public <Q extends BaseVertexQuery> Q makeQuery(Q query)

processNextStart

protected org.apache.tinkerpop.gremlin.process.traversal.Traverser.Admin<E> processNextStart()

Overrides:

processNextStart in class org.apache.tinkerpop.gremlin.process.traversal.step.map.FlatMapStep<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

flatMap

protected Iterator<E> flatMap(org.apache.tinkerpop.gremlin.process.traversal.Traverser.Admin<org.apache.tinkerpop.gremlin.structure.Vertex> traverser)

Overrides:

flatMap in class org.apache.tinkerpop.gremlin.process.traversal.step.map.VertexStep<E extends org.apache.tinkerpop.gremlin.structure.Element>

reset

public void reset()

Specified by:

reset in interface org.apache.tinkerpop.gremlin.process.traversal.Step<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

Overrides:

reset in class org.apache.tinkerpop.gremlin.process.traversal.step.map.FlatMapStep<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

clone

public JanusGraphVertexStep<E> clone()

Specified by:

clone in interface org.apache.tinkerpop.gremlin.process.traversal.Step<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

Overrides:

clone in class org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

addAll

public void addAll(Iterable<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> has)

Specified by:

addAll in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

addLocalAll

public List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> addLocalAll(Iterable<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> has)

Specified by:

addLocalAll in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

orderBy

public void orderBy(String key,
                    org.apache.tinkerpop.gremlin.process.traversal.Order order)

Specified by:

orderBy in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

localOrderBy

public void localOrderBy(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers,
                         String key,
                         org.apache.tinkerpop.gremlin.process.traversal.Order order)

Specified by:

localOrderBy in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

setLimit

public void setLimit(int low,
                     int high)

Specified by:

setLimit in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

setLocalLimit

public void setLocalLimit(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers,
                          int low,
                          int high)

Specified by:

setLocalLimit in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

getLowLimit

public int getLowLimit()

Specified by:

getLowLimit in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

getLocalLowLimit

public int getLocalLowLimit(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers)

Specified by:

getLocalLowLimit in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

getHighLimit

public int getHighLimit()

Specified by:

getHighLimit in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

getLocalHighLimit

public int getLocalHighLimit(List<org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer> hasContainers)

Specified by:

getLocalHighLimit in interface HasStepFolder<org.apache.tinkerpop.gremlin.structure.Vertex,E extends org.apache.tinkerpop.gremlin.structure.Element>

toString

public String toString()

Overrides:

toString in class org.apache.tinkerpop.gremlin.process.traversal.step.map.VertexStep<E extends org.apache.tinkerpop.gremlin.structure.Element>

setMetrics

public void setMetrics(org.apache.tinkerpop.gremlin.process.traversal.util.MutableMetrics metrics)

Specified by:

setMetrics in interface org.apache.tinkerpop.gremlin.process.traversal.step.Profiling