Class SpinxFunction

java.lang.Object

org.eclipse.rdf4j.spin.function.SpinxFunction

All Implemented Interfaces:

Function, TransientFunction

public class SpinxFunction
extends Object
implements TransientFunction

Field Summary

Fields

Modifier and Type	Field	Description
private final List<Argument>	arguments
private CompiledScript	compiledScript
private IRI	returnType
private String	script
private ScriptEngine	scriptEngine
private final String	uri

Constructor Summary

Constructors

Constructor	Description
SpinxFunction(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()
IRI	getReturnType()
String	getScript()
ScriptEngine	getScriptEngine()
String	getURI()
void	setReturnType(IRI datatype)
void	setScript(String script)
void	setScriptEngine(ScriptEngine engine)
String	toString()

Methods inherited from class Object

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

Methods inherited from interface Function

evaluate, mustReturnDifferentResult

Field Details

uri

private final String uri

arguments

private final List<Argument> arguments

scriptEngine

private ScriptEngine scriptEngine

compiledScript

private CompiledScript compiledScript

script

private String script

returnType

private IRI returnType

Constructor Details

SpinxFunction

public SpinxFunction(String uri)

Method Details

setScriptEngine

public void setScriptEngine(ScriptEngine engine)

getScriptEngine

public ScriptEngine getScriptEngine()

setScript

public void setScript(String script)

getScript

public String getScript()

setReturnType

public void setReturnType(IRI datatype)

getReturnType

public IRI getReturnType()

addArgument

public void addArgument(Argument arg)

getArguments

public List<Argument> getArguments()

toString

public String toString()

Overrides:

toString in class Object

getURI

public String getURI()

Specified by:

getURI in interface Function

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