[df087a]: src / main / java / net / timbusproject / populator / modules / rcaapconverter / Engine.java History

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package net.timbusproject.populator.modules.rcaapconverter;



import org.codehaus.jettison.json.JSONArray;

import org.codehaus.jettison.json.JSONException;

import org.semanticweb.owlapi.model.OWLDataFactory;

import org.semanticweb.owlapi.model.OWLOntology;

import org.semanticweb.owlapi.model.OWLOntologyManager;

import org.semanticweb.owlapi.model.PrefixManager;

import pt.caixamagica.owl.owlapi.Ontology;

import pt.caixamagica.owl.owlapi.OntologyFormat;

import pt.caixamagica.owl.owlapi.Prefix;

import pt.caixamagica.owl.owlapi.exceptions.OntologyCreationException;

import pt.caixamagica.owl.owlapi.exceptions.OntologyFormatStorageException;

import pt.caixamagica.owl.owlapi.impl.axioms.ClassAxiom;

import pt.caixamagica.owl.owlapi.impl.axioms.DataPropertyAxiom;

import pt.caixamagica.owl.owlapi.impl.axioms.ObjectPropertyAxiom;



import java.io.ByteArrayOutputStream;



public class Engine {





    private Ontology ontology = null;

    private OWLOntology owlOntology = null;

    private OWLOntologyManager manager = null;

    private OWLDataFactory factory = null;

    private PrefixManager prefixManager = null;



    public String run(String json) throws OntologyCreationException, JSONException, IllegalAccessException, OntologyFormatStorageException, InstantiationException {

        ontology = Ontology.createOntology("http://timbus.teco.edu/ontologies/examples/rcaap.owl");

        ontology.addPrefix(

                new Prefix("cudf", "http://timbus.teco.edu/ontologies/DSOs/CUDF.owl"),

                new Prefix("dio", "http://timbus.teco.edu/ontologies/DIO.owl")

        );

        initializeOntology(ontology);

        JSONArray array = new JSONArray(json);

        //parseArray

        parseArray(array);

        ByteArrayOutputStream out = new ByteArrayOutputStream();

        ontology.print(OntologyFormat.RDFXML,out);



        return new String(out.toByteArray());

    }



    private void parseArray(JSONArray array) throws JSONException {

        String mainRepository = "RCAAP";

        ontology.addAxiom(true,

                new ClassAxiom(mainRepository, "cudf:Package"),

                new DataPropertyAxiom<String>(mainRepository, "cudf:hasName", "Open Access Repository of Scientific Articles ")

        );



        String repoName;

        String homepage;

        String directory;

        String metadata;

        String country;

        JSONArray tags_pt;

        for(int i = 0; i < array.length(); i++){

            repoName = array.getJSONObject(i).getJSONObject("repository").getString("name").replace(" ","");

            homepage = array.getJSONObject(i).getJSONObject("repository").getString("homepage");

            country = array.getJSONObject(i).getJSONObject("repository").getString("country");

            metadata = array.getJSONObject(i).getJSONObject("repository").getString("metadata_format");

            directory = array.getJSONObject(i).getJSONObject("repository").getString("directory");



            ontology.addAxiom(true,

                    new ClassAxiom(repoName, "cudf:Package"),

                    new ObjectPropertyAxiom(mainRepository, "cudf:realizedBy", repoName),

                    new DataPropertyAxiom<String>(repoName, "cudf:hasName", repoName),

                    new DataPropertyAxiom<String>(repoName, "hasHomePage", homepage),

                    new DataPropertyAxiom<String>(repoName, "hasMetadataFormat", metadata),

                    new DataPropertyAxiom<String>(repoName, "hasDirectory", directory)

            );



            tags_pt = array.getJSONObject(i).getJSONArray("tags_pt");

            String [] tags = new String[0];

            for(int j = 0; j < tags_pt.length(); j++){

                tags = tags_pt.getString(j).split(" ");

            }



            for(int k = 0; k < tags.length;k++){

                    if(!tags[k].isEmpty())

                    ontology.addAxiom(true,

                            new DataPropertyAxiom<String>(repoName, "isType", tags[k]) );

            }

        }



    }



    private String[] getTags(JSONArray tags_pt) throws JSONException {

        String [] tags = new String[0];

        for(int i = 0; i < tags_pt.length(); i++){

            tags = tags_pt.getString(i).split(" ");

        }

        return tags;

    }



    public Ontology getOntology() {

        return ontology;

    }



    private void initializeOntology(Ontology ontology) {

        owlOntology = ontology.getOntology();

        manager = owlOntology.getOWLOntologyManager();

        factory = manager.getOWLDataFactory();

        prefixManager = ontology.getPrefixManager();

    }

}