Some progress ~

data/abox.ttl

@@ -40,4 +40,4 @@
             	rev:reviewer	:JPT ;
             	rev:text	    "Yet another gaming console. I lost a tetris game once. Meh."^^xsd:string .
 
-:Switch         :hasPrice       "329,00€"^^:PriceEur .
+:Switch         :hasPrice       "329,00"^^:PriceEur .

data/tbox.ttl

@@ -4,6 +4,7 @@
 @prefix rdfs:   <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix foaf:	<http://xmlns.com/foaf/0.1/> .
 @prefix rev:	<http://purl.org/stuff/rev#> .
+@prefix owl:    <http://www.w3.org/2002/07/owl#> .
 
 # Our own properties
 :ceo    rdf:type    rdf:Property ;
@@ -24,7 +25,7 @@
 
 :numOfSupportedControllers  rdf:type    rdf:Property ;
                             rdfs:domain :GameConsole ;
-                            rdfs:range  xsd:string .
+                            rdfs:range  xsd:int .
 
 :predecessorOfConsole        rdf:type    rdf:Property ;
                     rdfs:domain :GameConsole ;
@@ -48,19 +49,42 @@
 
 :hasPrice           rdf:type    rdf:Property ;
                     rdfs:domain :GameConsole ;
-                    rdfs:range  :PriceEur .
+                    rdfs:range  :xsd:string .
 
 # rdfs:Datatype
 :PriceEur   rdf:type    rdfs:Datatype .
 :PriceEur   rdfs:label  "Preis in Euro"^^xsd:string .
 
-# Anwendungsbeispiel: :Switch :hasPrice   "329,00€"^^:PriceEur .
+# Anwendungsbeispiel: :Switch :hasPrice   "329,00"^^:PriceEur .
 
 # rdfs:subPropertyOf
 :predecessorOfConsole        rdfs:subPropertyOf  :relatedToConsole .
 :successorOfConsole          rdfs:subPropertyOf  :relatedToConsole .
 
 # rdfs:subClassOf
+:PortableGameConsole2    rdf:type        rdfs:Class .
 :PortableGameConsole    rdf:type        rdfs:Class .
 :GameConsole            rdf:type        rdfs:Class .
 :PortableGameConsole    rdfs:subClassOf :GameConsole .
+
+
+:HomeConsole owl:equivalentClass [
+  rdf:type owl:Class ;
+  owl:intersectionOf (
+    :GameConsole [owl:complementOf :PortableGameConsole]
+  )
+] .
+
+:NintendoConsole owl:equivalentClass [
+  rdf:type              owl:Restriction ;
+  owl:onProperty        :madeBy ;
+  owl:someValuesFrom    :Nintendo
+] .
+
+:PartyConsole 	rdf:equivalentClass [
+  rdf:type                      owl:Restriction ;
+  owl:minQualifiedCardinality   "2"^^xsd:nonNegativeInteger ;
+  owl:onProperty                :numOfSupportedControllers ;
+  owl:onClass                   :GameConsole
+] .
+

src/main/java/hsh/ins_jena/App.java

@@ -3,6 +3,7 @@ package hsh.ins_jena;
 import java.io.File;
 import java.util.Iterator;
 
+import org.apache.jena.ontology.OntModelSpec;
 import org.apache.jena.query.Query;
 import org.apache.jena.query.QueryExecution;
 import org.apache.jena.query.QueryExecutionFactory;
@@ -10,16 +11,22 @@ import org.apache.jena.query.QueryFactory;
 import org.apache.jena.rdf.model.InfModel;
 import org.apache.jena.rdf.model.Model;
 import org.apache.jena.rdf.model.ModelFactory;
+import org.apache.jena.rdf.model.Property;
+import org.apache.jena.rdf.model.Resource;
+import org.apache.jena.rdf.model.Statement;
+import org.apache.jena.rdf.model.StmtIterator;
 import org.apache.jena.reasoner.Reasoner;
 import org.apache.jena.reasoner.ReasonerRegistry;
 import org.apache.jena.reasoner.ValidityReport;
+import org.apache.jena.reasoner.ValidityReport.Report;
 import org.apache.jena.util.FileManager;
+import org.apache.jena.util.PrintUtil;
 
 import hsh.ins_jena.model.Generator;
 
 public class App {
 	public static String OUTPUT_PATH = "./output";
-	public static String SPARQL_ENDPOINT = "http://localhost:3030/foobar/query";
+	public static String SPARQL_ENDPOINT = "http://localhost:3030/test/query";
 
 	public static void main(String[] args) {
 		generateFiles(OUTPUT_PATH);
@@ -27,92 +34,107 @@ public class App {
 	}
 
 	private static void readAndHandleFiles(String inputPath) {
-		Model tboxModel = FileManager.get().loadModel("file:" + inputPath + "/" + Generator.T_BOX_FILENAME_XML);
+		// Model owlTboxModel = FileManager.get().loadModel("file:" + "data/owl.ttl");
-		Model aboxModel = FileManager.get().loadModel("file:" + inputPath + "/" + Generator.A_BOX_FILENAME_XML);
+		// Model tboxModel = FileManager.get().loadModel("file:" + inputPath + "/" +
+		// Generator.T_BOX_FILENAME_XML);
+		// Model aboxModel = FileManager.get().loadModel("file:" + inputPath + "/" +
+		// Generator.A_BOX_FILENAME_XML);
+		Model tboxModel = FileManager.get().loadModel("file:" + "data/tbox.ttl");
+		Model aboxModel = FileManager.get().loadModel("file:" + "data/abox.ttl");
 
 		// Combine both models to an RDFS model
-		InfModel rdfsModel = ModelFactory.createRDFSModel(tboxModel, aboxModel);
+		/*
-		
+		 * Model tBoxComplete = ModelFactory.createDefaultModel();
-		// Do some validity checking
+		 * tBoxComplete.add(owlTboxModel); tBoxComplete.add(aboxModel);
-		ValidityReport validity = rdfsModel.validate();
+		 */
-		if (validity.isValid()) {
+
-		    System.out.println("\nRDFSModel Validity Report: OK");
+		// Let's create an owl reasoner
-		} else {
+		Reasoner reasoner = ReasonerRegistry.getOWLReasoner();
-		    System.out.println("\nRDFSModel Validity Report: Conflicts!");
+		reasoner = reasoner.bindSchema(tboxModel);
-		    for (Iterator<ValidityReport.Report> i = validity.getReports(); i.hasNext(); ) {
+		OntModelSpec ontModelSpec = OntModelSpec.OWL_DL_MEM_RULE_INF;
-		        ValidityReport.Report report = (ValidityReport.Report)i.next();
+		ontModelSpec.setReasoner(reasoner);
-		        System.out.println(" - " + report);
+		InfModel infModel = ModelFactory.createOntologyModel(ontModelSpec, aboxModel);
-		    }
+
-		}
+		ValidityReport validity = infModel.validate();
-		
+		if (validity.isValid()) {
-		// Let's create an rdfs reasoner
+			System.out.println("Validation: OK");
-		Reasoner rdfsReasoner = ReasonerRegistry.getRDFSReasoner();
+		} else {
-		rdfsReasoner = rdfsReasoner.bindSchema(rdfsModel);
+			System.out.println("Conflicts");
-		InfModel infModel = ModelFactory.createInfModel(rdfsReasoner, rdfsModel);
+			for (Iterator<Report> i = validity.getReports(); i.hasNext();) {
+				ValidityReport.Report report = (ValidityReport.Report) i.next();
+				System.out.println(" - " + report);
+			}
+		}
+
+		printResource(infModel, "Switch");
+		printResource(infModel, "PartyConsole");
+		printResource(infModel, "NintendoConsole");
 
-		System.err.println("infModel");
-		System.out.println(infModel);
-		
 		// Let's define a bunch of queries
-		Query queryReleaseYear = QueryFactory.create(
+		Query queryReleaseYear = QueryFactory.create("PREFIX : <" + Generator.OWN_URI + ">" + "SELECT ?console\n"
-				"PREFIX : <" + Generator.OWN_URI + ">" 
-				+ "SELECT ?console\n"
 				+ "WHERE {\n" + "  ?console :madeBy :Nintendo .\n" + "  ?console :releaseYear ?releaseYear .  \n"
 				+ "  FILTER(?releaseYear > 2015)\n" + "}");
-		
-		Query queryConsoles = QueryFactory.create(
-				"PREFIX : <" + Generator.OWN_URI + ">" 
-				+ "SELECT ?console\n"
-				+ "WHERE {\n" 
-				+ "  ?console :madeBy :Nintendo .\n"
-				+ "}");
 
-		Query queryCEOForConsole = QueryFactory.create(
+		Query queryNintendoConsoles = QueryFactory
-			"PREFIX : <" + Generator.OWN_URI + ">" +
+				.create("PREFIX : <" + Generator.OWN_URI + ">" + "PREFIX rdf: <" + Generator.RDF_URI + ">"
-			"PREFIX rdf: <" + Generator.RDF_URI + ">" +
+						+ "SELECT ?console\n" + "WHERE {\n" + "  ?console rdf:type :NintendoConsole .\n" + "}");
-			"PREFIX rdfs: <" + Generator.RDFS_URI + ">" +
-			"PREFIX foaf: <" + Generator.FOAF_URI + ">" +
-			"CONSTRUCT {\n" + 
-			"  ?ceo :isRelatedToConsole ?console .\n" + 
-			"}\n" + 
-			"WHERE {\n" + 
-			"  ?console rdf:type :GameConsole .\n" + 
-			"  ?console :madeBy  ?org .\n" + 
-			"  ?org :ceo ?ceo .\n" + 
-			"  ?ceo rdf:type foaf:Person .\n" + 
-			"}\n" + 
-			"");
 
-		Query queryAll = QueryFactory.create("PREFIX : <" + Generator.OWN_URI + ">" + " " + " SELECT ?s ?p ?p WHERE {" + "?s ?p ?o .}");
+		Query queryCEOForConsole = QueryFactory.create("PREFIX : <" + Generator.OWN_URI + ">" + "PREFIX rdf: <"
+				+ Generator.RDF_URI + ">" + "PREFIX rdfs: <" + Generator.RDFS_URI + ">" + "PREFIX foaf: <"
+				+ Generator.FOAF_URI + ">" + "CONSTRUCT {\n" + "  ?ceo :isRelatedToConsole ?console .\n" + "}\n"
+				+ "WHERE {\n" + "  ?console rdf:type :GameConsole .\n" + "  ?console :madeBy  ?org .\n"
+				+ "  ?org :ceo ?ceo .\n" + "  ?ceo rdf:type foaf:Person .\n" + "}\n" + "");
+
+		Query queryAll = QueryFactory
+				.create("PREFIX : <" + Generator.OWN_URI + ">" + " " + " SELECT ?s ?p ?p WHERE {" + "?s ?p ?o .}");
 
 		// Let's execute one query and print its results
 		QueryExecution queryExecLocalConsoles = QueryExecutionFactory.create(queryAll, infModel);
 		System.err.println("Show consoles from local model");
-		printQueryResult(queryExecLocalConsoles);
+		// printQueryResult(queryExecLocalConsoles);
 		
+		QueryExecution queryExecNintendoConsoles = QueryExecutionFactory.create(queryNintendoConsoles, infModel);
+		System.out.println(">> Doing local NintendoConsoles query");
+		printQueryResult(queryExecNintendoConsoles);
+
 		// Let's do more
-		QueryExecution queryExecLocalReleaseDate = QueryExecutionFactory.create(queryReleaseYear, infModel);
+		QueryExecution queryExecLocalReleaseDate = QueryExecutionFactory.create(queryCEOForConsole, infModel);
-		QueryExecution queryExecRemoteReleaseDate = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT, queryReleaseYear);
+		QueryExecution queryExecRemoteReleaseDate = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT,
-		
+				queryReleaseYear);
+
 		QueryExecution queryExecLocalCEOtoConsole = QueryExecutionFactory.create(queryCEOForConsole, infModel);
-		QueryExecution queryExecRemoteCEOtoConsole = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT, queryCEOForConsole);
+		QueryExecution queryExecRemoteCEOtoConsole = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT,
-		
+				queryCEOForConsole);
-		System.err.println("Doing local release date query");
+
+		System.out.println(">> Doing local release date query");
 		printQueryResult(queryExecLocalReleaseDate);
-		System.err.println("Doing remote release date query");
+		System.out.println(">> Doing remote release date query");
 		printQueryResult(queryExecRemoteReleaseDate);
-		
+
-		System.err.println("Doing local CEO query");
+		System.out.println(">> Doing local CEO query");
 		printQueryConstructs(queryExecLocalCEOtoConsole);
-		System.err.println("Doing remote CEO query");
+		System.out.println(">> Doing remote CEO query");
 		printQueryConstructs(queryExecRemoteCEOtoConsole);
 	}
-	
+
+	private static void printResource(Model model, String resource) {
+		Resource nForce = model.getResource("http://example.com/ins_uebung/#" + resource);
+		System.out.println(resource + "*:");
+		printStatements(model, nForce, null, null);
+	}
+
+	public static void printStatements(Model m, Resource s, Property p, Resource o) {
+		for (StmtIterator i = m.listStatements(s, p, o); i.hasNext();) {
+			Statement stmt = i.nextStatement();
+			System.out.println(" - " + PrintUtil.print(stmt));
+		}
+	}
+
 	private static void printQueryResult(QueryExecution queryExec) {
 		queryExec.execSelect().forEachRemaining(qs -> System.out.println(qs));
 	}
-	
+
-	private static void printQueryConstructs(QueryExecution queryExec) {		
+	private static void printQueryConstructs(QueryExecution queryExec) {
 		queryExec.execConstruct().listStatements().toList().stream().forEach(s -> System.out.println(s));
 	}
 

src/main/java/hsh/ins_jena/model/Generator.java

@@ -27,11 +27,13 @@ public class Generator {
 	public static final String XSD_URI = "http://www.w3.org/2001/XMLSchema#";
 	public static final String FOAF_URI = "http://xmlns.com/foaf/0.1/";
 	public static final String REV_URI = "http://purl.org/stuff/rev#";
+	public static final String OWL_URI = "http://www.w3.org/2002/07/owl#";
 	
 	public static final String MODEL_TURTLE = "TURTLE";
 	public static final String MODEL_JSON = "JSON-LD";
 	public static final String MODEL_RDF_XML = "RDF/XML";
 
+
 	public static void createTBoxAndABox() {
 		createTBoxAndABox(".");
 	}
@@ -50,7 +52,7 @@ public class Generator {
 		Property rdfsRange = tboxModel.createProperty(RDFS_URI + "range");
 		Property rdfsLabel = tboxModel.createProperty(RDFS_URI + "label");
 		Resource rdfsDatatype = tboxModel.createResource(RDFS_URI + "Datatype");
-
+		
 		Resource foafPerson = tboxModel.createResource(FOAF_URI + "Person");
 		Resource foafOrganization = tboxModel.createResource(FOAF_URI + "Organization");
 
@@ -196,6 +198,7 @@ public class Generator {
 		switchReviewByJPT.addProperty(rdfType, revReview);
 		switchReviewByJPT.addProperty(revReviewer, jpt);
 		switchReviewByJPT.addProperty(revText, "Yet another gaming console. I lost a tetris game once. Meh.");
+		
 
 		cSwitch.addProperty(revHasReview, switchReviewByJPT);