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| package org.envirocar.server; | |
| import java.io.IOException; | |
| import java.io.OutputStream; | |
| import java.net.URI; | |
| import java.util.Set; | |
| import javax.ws.rs.core.UriBuilder; | |
| import org.bson.types.ObjectId; | |
| import org.envirocar.server.core.entities.EntityFactory; | |
| import org.envirocar.server.core.entities.Track; | |
| import org.envirocar.server.core.guice.CoreModule; | |
| import org.envirocar.server.core.guice.EventModule; | |
| import org.envirocar.server.core.guice.UpdaterModule; | |
| import org.envirocar.server.core.guice.ValidatorModule; | |
| import org.envirocar.server.mongo.guice.MongoConnectionModule; | |
| import org.envirocar.server.mongo.guice.MongoConverterModule; | |
| import org.envirocar.server.mongo.guice.MongoDaoModule; | |
| import org.envirocar.server.mongo.guice.MongoMappedClassesModule; | |
| import org.envirocar.server.mongo.guice.MongoModule; | |
| import org.envirocar.server.rest.encoding.rdf.RDFLinker; | |
| import org.envirocar.server.rest.guice.DefaultRDFLinkerModule; | |
| import org.envirocar.server.rest.resources.RootResource; | |
| import org.envirocar.server.rest.resources.TracksResource; | |
| import org.envirocar.server.rest.rights.AccessRights; | |
| import org.envirocar.server.rest.rights.NonRestrictiveRights; | |
| import com.google.inject.AbstractModule; | |
| import com.google.inject.Guice; | |
| import com.google.inject.Inject; | |
| import com.google.inject.Provider; | |
| import com.google.inject.Provides; | |
| import com.hp.hpl.jena.rdf.model.Model; | |
| import com.hp.hpl.jena.rdf.model.ModelFactory; | |
| import com.hp.hpl.jena.rdf.model.Resource; | |
| public class RDFLinkerShowcase { | |
| private final Set<RDFLinker<Track>> linkers; | |
| private final AccessRights accessRights; | |
| private final Provider<UriBuilder> uriBuilder; | |
| private final EntityFactory entityFactory; | |
| @Inject | |
| public RDFLinkerShowcase(Set<RDFLinker<Track>> linkers, | |
| AccessRights accessRights, | |
| Provider<UriBuilder> uriBuilder, | |
| EntityFactory entityFactory) { | |
| this.linkers = linkers; | |
| this.accessRights = accessRights; | |
| this.uriBuilder = uriBuilder; | |
| this.entityFactory = entityFactory; | |
| } | |
| public Track createTrack() { | |
| Track track = this.entityFactory.createTrack(); | |
| track.setIdentifier(new ObjectId().toString()); | |
| return track; | |
| } | |
| public Model encodeTrack(Track track) { | |
| Model m = ModelFactory.createDefaultModel(); | |
| URI trackURI = uriBuilder.get() | |
| .path(RootResource.class) | |
| .path(RootResource.TRACKS) | |
| .path(TracksResource.TRACK) | |
| .build(track.getIdentifier()); | |
| Resource r = m.createResource(trackURI.toASCIIString()); | |
| for (RDFLinker<Track> linker : this.linkers) { | |
| linker.link(m, track, this.accessRights, r, this.uriBuilder); | |
| } | |
| return m; | |
| } | |
| public void writeTo(Model m, OutputStream out) throws IOException { | |
| m.setNsPrefix("xsd", "http://www.w3.org/2001/XMLSchema#"); | |
| m.setNsPrefix("rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#"); | |
| m.setNsPrefix("rdfs", "http://www.w3.org/2000/01/rdf-schema#"); | |
| String base = this.uriBuilder.get().build().toASCIIString(); | |
| m.write(out, "TTL", base); | |
| out.flush(); | |
| } | |
| public static void main(String[] args) throws IOException { | |
| RDFLinkerShowcase showcase = Guice.createInjector(new RDFModule()) | |
| .getInstance(RDFLinkerShowcase.class); | |
| Track track = showcase.createTrack(); | |
| Model model = showcase.encodeTrack(track); | |
| showcase.writeTo(model, System.out); | |
| } | |
| private static class RDFModule extends AbstractModule { | |
| @Override | |
| protected void configure() { | |
| install(new DefaultRDFLinkerModule()); | |
| install(new CoreModule()); | |
| install(new MongoModule()); | |
| install(new UpdaterModule()); | |
| install(new ValidatorModule()); | |
| install(new EventModule()); | |
| install(new MongoDaoModule()); | |
| install(new MongoConnectionModule()); | |
| install(new MongoConverterModule()); | |
| install(new MongoMappedClassesModule()); | |
| } | |
| @Provides | |
| public AccessRights accessRights() { | |
| return new NonRestrictiveRights(); | |
| } | |
| @Provides | |
| public UriBuilder uriBuilder() { | |
| return UriBuilder.fromPath("http://envirocar.org/api/stable/"); | |
| } | |
| } | |
| } |
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| @base <http://envirocar.org/api/stable/> . | |
| @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . | |
| @prefix xsd: <http://www.w3.org/2001/XMLSchema#> . | |
| @prefix dcterms: <http://purl.org/dc/elements/1.1/> . | |
| @prefix dul: <http://www.loa-cnr.it/ontologies/DUL.owl#> . | |
| @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . | |
| <tracks/5583d59fc830abc386018be0> | |
| a dul:Collection ; | |
| dcterms:rights "http://opendatacommons.org/licenses/odbl/" . |
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