Class LabelStep<S extends Element>
- java.lang.Object
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- org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep<S,E>
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- org.apache.tinkerpop.gremlin.process.traversal.step.map.MapStep<S,E>
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- org.apache.tinkerpop.gremlin.process.traversal.step.map.ScalarMapStep<S,String>
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- org.apache.tinkerpop.gremlin.process.traversal.step.map.LabelStep<S>
 
 
 
 
 
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- All Implemented Interfaces:
 Serializable,Cloneable,Iterator<Traverser.Admin<String>>,Step<S,String>
public class LabelStep<S extends Element> extends ScalarMapStep<S,String>
- Author:
 - Marko A. Rodriguez (http://markorodriguez.com)
 - See Also:
 - Serialized Form
 
 
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Field Summary
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Fields inherited from class org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep
id, labels, nextEnd, nextStep, previousStep, starts, traversal, traverserStepIdAndLabelsSetByChild 
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Constructor Summary
Constructors Constructor Description LabelStep(Traversal.Admin traversal) 
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Set<TraverserRequirement>getRequirements()Provide the necessaryTraverserRequirementthat must be met by the traverser in order for the step to function properly.protected Stringmap(Traverser.Admin<S> traverser)- 
Methods inherited from class org.apache.tinkerpop.gremlin.process.traversal.step.map.ScalarMapStep
processNextStart 
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Methods inherited from class org.apache.tinkerpop.gremlin.process.traversal.step.util.AbstractStep
addLabel, addStart, addStarts, clone, equals, getId, getLabels, getNextStep, getPreviousStep, getStarts, getTraversal, hashCode, hasNext, hasStarts, isTraverserStepIdAndLabelsSetByChild, next, prepareTraversalForNextStep, removeLabel, reset, setId, setNextStep, setPreviousStep, setTraversal, toString 
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Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait 
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Methods inherited from interface java.util.Iterator
forEachRemaining, remove 
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Constructor Detail
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LabelStep
public LabelStep(Traversal.Admin traversal)
 
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Method Detail
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map
protected String map(Traverser.Admin<S> traverser)
- Specified by:
 mapin classScalarMapStep<S extends Element,String>
 
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getRequirements
public Set<TraverserRequirement> getRequirements()
Description copied from interface:StepProvide the necessaryTraverserRequirementthat must be met by the traverser in order for the step to function properly. The provided default implements returns an empty set.- Returns:
 - the set of requirements
 
 
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