How to use

datatypesInSignature

method

in

org.semanticweb.owlapi.model.OWLObject

private void getDatatypesInSignature(Set<OWLDatatype> datatypes, OWLObject obj,
  Set<OWLAxiom> axioms) {
  Consumer<? super OWLDatatypeDefinitionAxiom> addAndRecurse = ax -> {
    axioms.add(ax);
    getDatatypesInSignature(datatypes, ax.getDataRange(), axioms);
  };
  obj.datatypesInSignature().filter(datatypes::add)
    .forEach(dt -> datatypeDefinitions(dt).forEach(addAndRecurse));
}

private void getDatatypesInSignature(Set<OWLDatatype> datatypes, OWLObject obj,
  Set<OWLAxiom> axioms) {
  Consumer<? super OWLDatatypeDefinitionAxiom> addAndRecurse = ax -> {
    axioms.add(ax);
    getDatatypesInSignature(datatypes, ax.getDataRange(), axioms);
  };
  obj.datatypesInSignature().filter(datatypes::add)
    .forEach(dt -> datatypeDefinitions(dt).forEach(addAndRecurse));
}

private void getDatatypesInSignature(Set<OWLDatatype> datatypes, OWLObject obj,
  Set<OWLAxiom> axioms) {
  Consumer<? super OWLDatatypeDefinitionAxiom> addAndRecurse = ax -> {
    axioms.add(ax);
    getDatatypesInSignature(datatypes, ax.getDataRange(), axioms);
  };
  obj.datatypesInSignature().filter(datatypes::add)
    .forEach(dt -> datatypeDefinitions(dt).forEach(addAndRecurse));
}