# Package org.eclipse.rdf4j.query.algebra.evaluation.function.triple

- Class Summary
  Class | Description
  --- | ---
  IsTripleFunction | 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
  StatementFunction | Function constructing RDF-star Triple from its 3 arguments reused the IRI of rdf:Statement as name
  TripleObjectFunction | Function returning the object component of RDF-star Triple reused the IRI of rdf:object as name
  TriplePredicateFunction | Function returning the predicate component of RDF-star Triple reused the IRI of rdf:predicate as name
  TripleSubjectFunction | Function returning the subject component of RDF-star Triple reused the IRI of rdf:subject as name