Class SpinFunction

java.lang.Object

org.eclipse.rdf4j.spin.function.AbstractSpinFunction

org.eclipse.rdf4j.spin.function.SpinFunction

All Implemented Interfaces:

Function, TransientFunction

public class SpinFunction
extends AbstractSpinFunction
implements TransientFunction

Constructor Summary

Constructors

Constructor	Description
SpinFunction(String uri)

Method Summary

Modifier and Type	Method	Description
void	addArgument(Argument arg)
Value	evaluate(ValueFactory valueFactory, Value... args)	Evaluate the function over the supplied input arguments, using the supplied ValueFactory to produce the result.
List<Argument>	getArguments()
ParsedQuery	getParsedQuery()
void	setParsedQuery(ParsedQuery query)
String	toString()

Methods inherited from class AbstractSpinFunction

addBindings, getCurrentQueryPreparer, getQueryPreparer, getURI, setQueryPreparer

Modifier and Type	Method	Description
protected static void	addBindings(Query query, Value... args)
protected QueryPreparer	getCurrentQueryPreparer()
QueryPreparer	getQueryPreparer()
String	getURI()
void	setQueryPreparer(QueryPreparer queryPreparer)

Methods inherited from class Object

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

Methods inherited from interface Function

evaluate, getURI, mustReturnDifferentResult

Modifier and Type	Method	Description
default Value	evaluate(TripleSource tripleSource, Value... args)	Evaluate the function over the supplied input arguments.
String	getURI()
default boolean	mustReturnDifferentResult()	UUID() and STRUUID() must return a different result for each invocation.

Constructor Details

SpinFunction

public SpinFunction(String uri)

Method Details

setParsedQuery

public void setParsedQuery(ParsedQuery query)

getParsedQuery

public ParsedQuery getParsedQuery()

addArgument

public void addArgument(Argument arg)

getArguments

public List<Argument> getArguments()

toString

public String toString()

Overrides:

toString in class Object

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