public final class WherePredicateStep<S> extends FilterStep<S> implements Scoping
Scoping.Variable| Modifier and Type | Field and Description |
|---|---|
protected P<Object> |
predicate |
protected Set<String> |
scopeKeys |
protected List<String> |
selectKeys |
protected String |
startKey |
id, labels, nextEnd, nextStep, previousStep, starts, traversal, traverserStepIdAndLabelsSetByChildTYPICAL_GLOBAL_REQUIREMENTS, TYPICAL_GLOBAL_REQUIREMENTS_ARRAY, TYPICAL_LOCAL_REQUIREMENTS, TYPICAL_LOCAL_REQUIREMENTS_ARRAY| Constructor and Description |
|---|
WherePredicateStep(Traversal.Admin traversal,
Optional<String> startKey,
P<String> predicate) |
| Modifier and Type | Method and Description |
|---|---|
WherePredicateStep<S> |
clone()
Cloning is used to duplicate steps for the purpose of traversal optimization and OLTP replication.
|
protected boolean |
filter(Traverser.Admin<S> traverser) |
Optional<P<?>> |
getPredicate() |
Set<TraverserRequirement> |
getRequirements()
Provide the necessary
TraverserRequirement that must be met by the traverser in order for the step to function properly. |
Set<String> |
getScopeKeys() |
Optional<String> |
getStartKey() |
int |
hashCode() |
void |
removeStartKey() |
String |
toString() |
processNextStartaddLabel, addStart, addStarts, equals, getId, getLabels, getNextStep, getPreviousStep, getTraversal, hasNext, next, removeLabel, reset, setId, setNextStep, setPreviousStep, setTraversalfinalize, getClass, notify, notifyAll, wait, wait, waitgetNullableScopeValue, getScopeValueforEachRemaining, removeprotected String startKey
public WherePredicateStep(Traversal.Admin traversal, Optional<String> startKey, P<String> predicate)
public void removeStartKey()
protected boolean filter(Traverser.Admin<S> traverser)
filter in class FilterStep<S>public String toString()
toString in class AbstractStep<S,S>public Set<String> getScopeKeys()
getScopeKeys in interface Scopingpublic WherePredicateStep<S> clone()
StepEmptyStep.public int hashCode()
hashCode in class AbstractStep<S,S>public Set<TraverserRequirement> getRequirements()
StepTraverserRequirement that must be met by the traverser in order for the step to function properly.
The provided default implements returns an empty set.getRequirements in interface Step<S,S>Copyright © 2013–2015 Apache Software Foundation. All rights reserved.