Package org.apache.nifi.attribute.expression.language.evaluation.selection

Class DelineatedAttributeEvaluator

java.lang.Object

org.apache.nifi.attribute.expression.language.evaluation.StringEvaluator

org.apache.nifi.attribute.expression.language.evaluation.selection.MultiAttributeEvaluator

org.apache.nifi.attribute.expression.language.evaluation.selection.DelineatedAttributeEvaluator

All Implemented Interfaces:

Evaluator<String>, IteratingEvaluator<String>

public class DelineatedAttributeEvaluator
extends MultiAttributeEvaluator

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	DelineatedAttributeEvaluator.State

Field Summary

Fields

Modifier and Type	Field	Description
private final Evaluator<String>	delimiterEvaluator
private final int	evaluationType
private final Evaluator<String>	subjectEvaluator

Constructor Summary

Constructors

Constructor	Description
DelineatedAttributeEvaluator(Evaluator<String> subjectEvaluator, Evaluator<String> delimiterEvaluator, int evaluationType)

Method Summary

Modifier and Type	Method	Description
QueryResult<String>	evaluate(EvaluationContext evaluationContext)
int	getEvaluationsRemaining(EvaluationContext evaluationContext)
int	getEvaluationType()
Evaluator<?>	getLogicEvaluator()
Evaluator<?>	getSubjectEvaluator()

Methods inherited from class org.apache.nifi.attribute.expression.language.evaluation.StringEvaluator

getResultType, getToken, setToken

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.nifi.attribute.expression.language.evaluation.Evaluator

getResultType, getToken, setToken

Field Details

subjectEvaluator

private final Evaluator<String> subjectEvaluator

delimiterEvaluator

private final Evaluator<String> delimiterEvaluator

evaluationType

private final int evaluationType

Constructor Details

DelineatedAttributeEvaluator

public DelineatedAttributeEvaluator(Evaluator<String> subjectEvaluator,
 Evaluator<String> delimiterEvaluator,
 int evaluationType)

Method Details

evaluate

public QueryResult<String> evaluate(EvaluationContext evaluationContext)

getLogicEvaluator

public Evaluator<?> getLogicEvaluator()

Returns:

the evaluator that evaluates some sort of logic against its subject

getEvaluationsRemaining

public int getEvaluationsRemaining(EvaluationContext evaluationContext)

Specified by:

getEvaluationsRemaining in interface Evaluator<String>

Overrides:

getEvaluationsRemaining in class StringEvaluator

getSubjectEvaluator

public Evaluator<?> getSubjectEvaluator()

getEvaluationType

public int getEvaluationType()

Specified by:

getEvaluationType in class MultiAttributeEvaluator