Hochschulprojekte/INS-Projekt
0
0
Fork 0
Code Issues Pull Requests Activity

Try to add a reasoner. Not properly working now.

Browse Source
This commit is contained in:
Jan Philipp Timme 2017-12-27 17:30:45 +01:00
parent 08a8c05b2d
commit 6d245000fd
1 changed files with 49 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
src/main/java/hsh/ins_jena/App.java
View File

@ -1,16 +1,19 @@
package hsh.ins_jena;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.Iterator;
import org.apache.jena.query.Query;
import org.apache.jena.query.QueryExecution;
import org.apache.jena.query.QueryExecutionFactory;
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.reasoner.Reasoner;
import org.apache.jena.reasoner.ReasonerRegistry;
import org.apache.jena.reasoner.ValidityReport;
import org.apache.jena.util.FileManager;
import hsh.ins_jena.model.Generator;
@ -24,27 +27,46 @@ public class App {
}
private static void readAndHandleFiles(String inputPath) {
Model model = ModelFactory.createDefaultModel();
Model tboxModel = FileManager.get().loadModel("file:" + inputPath + "/" + Generator.T_BOX_FILENAME_XML);
Model aboxModel = FileManager.get().loadModel("file:" + inputPath + "/" + Generator.T_BOX_FILENAME_XML);
InputStream inT, inA;
try {
inT = new FileInputStream(new File(inputPath + "/" + Generator.T_BOX_FILENAME_XML));
inA = new FileInputStream(new File(inputPath + "/" + Generator.A_BOX_FILENAME_XML));
model.read(inT, "");
model.read(inA, "");
} catch (FileNotFoundException e) {
e.printStackTrace();
// Combine both models to an RDFS model
InfModel rdfsModel = ModelFactory.createRDFSModel(tboxModel, aboxModel);
// Do some validity checking
ValidityReport validity = rdfsModel.validate();
if (validity.isValid()) {
System.out.println("\nValidity Report: OK");
} else {
System.out.println("\nValidity Report: Conflicts!");
for (Iterator<ValidityReport.Report> i = validity.getReports(); i.hasNext(); ) {
ValidityReport.Report report = (ValidityReport.Report)i.next();
System.out.println(" - " + report);
}
}
// Let's create an rdfs reasoner
Reasoner rdfsReasoner = ReasonerRegistry.getRDFSReasoner();
rdfsReasoner = rdfsReasoner.bindSchema(tboxModel);
InfModel infModel = ModelFactory.createInfModel(rdfsReasoner, rdfsModel);
System.err.println("Loaded model:");
System.out.println(model);
System.err.println("infModel");
System.out.println(infModel);
Query queryReleaseYear = QueryFactory.create(
"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(
"PREFIX : <" + Generator.OWN_URI + ">" +
"PREFIX rdf: <" + Generator.RDF_URI + ">" +
@ -61,19 +83,23 @@ public class App {
"}\n" +
"");
// Query query = QueryFactory
// .create("PREFIX : <" + Generator.OWN_URI + ">" + " " + " SELECT ?s ?p ?p WHERE {" + "?s ?p ?o .}");
//Query queryAll = QueryFactory.create("PREFIX : <" + Generator.OWN_URI + ">" + " " + " SELECT ?s ?p ?p WHERE {" + "?s ?p ?o .}");
QueryExecution queryExecLocalReleaseDate = QueryExecutionFactory.create(queryReleaseYear, model);
QueryExecution queryExecRemoteReleaseDate = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT,queryReleaseYear);
QueryExecution queryExecLocalConsoles = QueryExecutionFactory.create(queryConsoles, infModel);
System.err.println("Show consoles from local model");
printQueryResult(queryExecLocalConsoles);
QueryExecution queryExecLocalCEOtoConsole = QueryExecutionFactory.create(queryCEOForConsole, model);
QueryExecution queryExecRemoteCEOtoConsole = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT,queryCEOForConsole);
QueryExecution queryExecLocalReleaseDate = QueryExecutionFactory.create(queryReleaseYear, infModel);
QueryExecution queryExecRemoteReleaseDate = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT, queryReleaseYear);
QueryExecution queryExecLocalCEOtoConsole = QueryExecutionFactory.create(queryCEOForConsole, infModel);
QueryExecution queryExecRemoteCEOtoConsole = QueryExecutionFactory.sparqlService(SPARQL_ENDPOINT, queryCEOForConsole);
System.err.println("Doing local release date query");
printQueryResult(queryExecLocalReleaseDate);
printQueryResult(queryExecLocalReleaseDate);
System.err.println("Doing remote release date query");
printQueryResult(queryExecRemoteReleaseDate);
printQueryResult(queryExecRemoteReleaseDate);
System.err.println("Doing local CEO query");
printQueryConstructs(queryExecLocalCEOtoConsole);