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Java 如何使用owlapi从已加载的本体中获取所有类?_Java_Ontology_Owl Api - Fatal编程技术网

Java 如何使用owlapi从已加载的本体中获取所有类?

Java 如何使用owlapi从已加载的本体中获取所有类?,java,ontology,owl-api,Java,Ontology,Owl Api,如何使用owlapi从已加载的本体中获取所有类?这里我有一个关于如何获取一个类的示例,但我对访问本体中定义的所有类感兴趣 OWLOntologyManager manager = WLManager.createOWLOntologyManager(); OWLOntology ontology = manager.loadOntology(IRI.create(fileURI)); OWLDataFactory owlDF = manager.getOWLDataFac

如何使用owlapi从已加载的本体中获取所有类?这里我有一个关于如何获取一个类的示例,但我对访问本体中定义的所有类感兴趣

    OWLOntologyManager manager = WLManager.createOWLOntologyManager();
    OWLOntology ontology = manager.loadOntology(IRI.create(fileURI));
    OWLDataFactory owlDF = manager.getOWLDataFactory();
//Example to get ONE class, but I want ALL!
    OWLClass stringDocuClass = owlDF.getOWLClass(IRI.create("http://example.com/my_ontology.owl#StringDocu"));

我正在使用java owlapi 4.2.3(请参阅API:)

对于
owlapi-v5.0
使用:

ArrayList<OWLClass> classes = new ArrayList<OWLClass>();
ontology.classesInSignature().forEach(classes::add);
Set<OWLClass> classes = ontology.getClassesInSignature();

从OWLAPI 5.0开始,可以使用流迭代器:

ArrayList类=新的ArrayList();
ontology.classesInSignature().forEach(classes::add);

谢谢,这正是我想要的。它现在已被弃用。