Package org.eclipse.rdf4j.spin.function
Class SpinxFunction
- java.lang.Object
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- org.eclipse.rdf4j.spin.function.SpinxFunction
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- All Implemented Interfaces:
Function,TransientFunction
public class SpinxFunction extends java.lang.Object implements TransientFunction
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Field Summary
Fields Modifier and Type Field Description private java.util.List<Argument>argumentsprivate javax.script.CompiledScriptcompiledScriptprivate IRIreturnTypeprivate java.lang.Stringscriptprivate javax.script.ScriptEnginescriptEngineprivate java.lang.Stringuri
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Constructor Summary
Constructors Constructor Description SpinxFunction(java.lang.String uri)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidaddArgument(Argument arg)Valueevaluate(ValueFactory valueFactory, Value... args)Evaluate the function over the supplied input arguments, using the suppliedValueFactoryto produce the result.java.util.List<Argument>getArguments()IRIgetReturnType()java.lang.StringgetScript()javax.script.ScriptEnginegetScriptEngine()java.lang.StringgetURI()voidsetReturnType(IRI datatype)voidsetScript(java.lang.String script)voidsetScriptEngine(javax.script.ScriptEngine engine)java.lang.StringtoString()-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.function.Function
evaluate, mustReturnDifferentResult
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Field Detail
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uri
private final java.lang.String uri
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arguments
private final java.util.List<Argument> arguments
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scriptEngine
private javax.script.ScriptEngine scriptEngine
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compiledScript
private javax.script.CompiledScript compiledScript
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script
private java.lang.String script
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returnType
private IRI returnType
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Method Detail
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setScriptEngine
public void setScriptEngine(javax.script.ScriptEngine engine)
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getScriptEngine
public javax.script.ScriptEngine getScriptEngine()
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setScript
public void setScript(java.lang.String script)
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getScript
public java.lang.String getScript()
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setReturnType
public void setReturnType(IRI datatype)
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getReturnType
public IRI getReturnType()
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addArgument
public void addArgument(Argument arg)
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getArguments
public java.util.List<Argument> getArguments()
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toString
public java.lang.String toString()
- Overrides:
toStringin classjava.lang.Object
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evaluate
public Value evaluate(ValueFactory valueFactory, Value... args) throws ValueExprEvaluationException
Description copied from interface:FunctionEvaluate the function over the supplied input arguments, using the suppliedValueFactoryto produce the result.- Specified by:
evaluatein interfaceFunction- Parameters:
valueFactory- aValueFactoryto use for producing the function result.args- the function input arguments.- Returns:
- the function result value.
- Throws:
ValueExprEvaluationException
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