Class IsTripleFunction
java.lang.Object
org.eclipse.rdf4j.query.algebra.evaluation.function.triple.IsTripleFunction
- All Implemented Interfaces:
Function
Function that return "true"^^xsd:boolean if its argument is RDF-star Triple otherwise return "false"^^xsd:boolean the
function's IRI uses RDF namespace to match the other functions in the package
- Author:
- damyan.ognyanov
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionevaluate
(ValueFactory vf, Value... args) Evaluate the function over the supplied input arguments, using the suppliedValueFactory
to produce the result.getURI()
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, mustReturnDifferentResult
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Constructor Details
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IsTripleFunction
public IsTripleFunction()
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Method Details
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getURI
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evaluate
Description copied from interface:Function
Evaluate the function over the supplied input arguments, using the suppliedValueFactory
to produce the result.- Specified by:
evaluate
in interfaceFunction
- Parameters:
vf
- aValueFactory
to use for producing the function result.args
- the function input arguments.- Returns:
- the function result value.
- Throws:
ValueExprEvaluationException
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