EvalFunction (Eclipse RDF4J 4.2.3)

java.lang.Object

org.eclipse.rdf4j.spin.function.AbstractSpinFunction

org.eclipse.rdf4j.spin.function.EvalFunction

All Implemented Interfaces:: Function

public class EvalFunction extends AbstractSpinFunction implements Function

Constructor Summary

Constructors

Constructor

Description

EvalFunction()

EvalFunction(SpinParser parser)
Method Summary

Modifier and Type

Method

Description

protected static void

addArguments(Query query, Value... args)

Value

evaluate(ValueFactory valueFactory, Value... args)

Evaluate the function over the supplied input arguments, using the supplied ValueFactory to produce the result.

SpinParser

getSpinParser()

void

setSpinParser(SpinParser parser)

Methods inherited from class org.eclipse.rdf4j.spin.function.AbstractSpinFunction
addBindings, getCurrentQueryPreparer, getQueryPreparer, getURI, setQueryPreparer

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.function.Function
evaluate, getURI, mustReturnDifferentResult

Constructor Details
- EvalFunction
  
  public EvalFunction()
- EvalFunction
  
  public EvalFunction(SpinParser parser)
Method Details
- getSpinParser
  
  public SpinParser getSpinParser()
- setSpinParser
  
  public void setSpinParser(SpinParser parser)
- evaluate
  
  public Value evaluate(ValueFactory valueFactory, Value... args) throws ValueExprEvaluationException
  
  Description copied from interface: Function
  
  Evaluate the function over the supplied input arguments, using the supplied ValueFactory to produce the result.
  
  Specified by:
  
  evaluate in interface Function
  
  Parameters:
  
  valueFactory - a ValueFactory to use for producing the function result.
  
  args - the function input arguments.
  
  Returns:
  
  the function result value.
  
  Throws:
  
  ValueExprEvaluationException
- addArguments
  
  protected static void addArguments(Query query, Value... args) throws ValueExprEvaluationException
  
  Throws:
  
  ValueExprEvaluationException