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Begin creating TBox programmatically

This commit is contained in:
Jan Philipp Timme 2017-11-20 22:08:03 +01:00
parent 06e26d7753
commit 730b45057d
5 changed files with 116 additions and 30 deletions
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1
.gitignore vendored
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@ -14,3 +14,4 @@ target/surefire-reports/
# Own files
test.ttl
output/*

7
data/tbox.ttl
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@ -5,6 +5,13 @@
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rev: <http://purl.org/stuff/rev#> .
# Our classes
:GameConsole rdf:type rdf:Class .
:PortableGameConsole rdf:type rdf:Class ;
rdfs:subclassOf :GameConsole .
# Our own properties
:ceo rdf:type rdf:Property ;
rdfs:domain foaf:Organization ;

41
src/main/java/hsh/examplecode/SampleCode.java Normal file
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@ -0,0 +1,41 @@
package hsh.examplecode;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
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;
/**
* Hello world!
*
*/
public class SampleCode {
public static void main(String[] args) {
System.out.println("Hello World!");
String familyUri = "http://family/";
String relationshipUri = "http://purl.org/vocab/relationship/";
Model model = ModelFactory.createDefaultModel();
Resource donald = model.createResource(familyUri + "donald");
Resource tick = model.createResource(familyUri + "tick");
Property childOf = model.createProperty(relationshipUri, "childOf");
Property knows = model.createProperty(relationshipUri, "knows");
tick.addProperty(childOf, donald);
Statement st1 = model.createStatement(donald, knows, tick);
model.add(st1);
FileOutputStream outfile;
try {
outfile = new FileOutputStream("./test.ttl");
model.write(outfile, "TURTLE");
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}

33
src/main/java/hsh/ins_jena/App.java
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@ -1,13 +1,6 @@
package hsh.ins_jena;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
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 hsh.ins_jena.model.Generator;
/**
* Hello world!
@ -15,27 +8,7 @@ import org.apache.jena.rdf.model.Statement;
*/
public class App {
public static void main(String[] args) {
System.out.println("Hello World!");
String familyUri = "http://family/";
String relationshipUri = "http://purl.org/vocab/relationship/";
Model model = ModelFactory.createDefaultModel();
Resource donald = model.createResource(familyUri + "donald");
Resource tick = model.createResource(familyUri + "tick");
Property childOf = model.createProperty(relationshipUri, "childOf");
Property knows = model.createProperty(relationshipUri, "knows");
tick.addProperty(childOf, donald);
Statement st1 = model.createStatement(donald, knows, tick);
model.add(st1);
FileOutputStream outfile;
try {
outfile = new FileOutputStream("./test.ttl");
model.write(outfile, "TURTLE");
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println("Generating TBox ...");
Generator.createTBox();
}
}

64
src/main/java/hsh/ins_jena/model/Generator.java Normal file
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@ -0,0 +1,64 @@
package hsh.ins_jena.model;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
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;
public class Generator {
// Our own namespace uri
private static String ownUri = "http://example.com/ins_uebung/#";
// Uris for other vocabularies we use
private static String rdfUri = "http://www.w3.org/1999/02/22-rdf-syntax-ns#";
private static String rdfsUri = "http://www.w3.org/2000/01/rdf-schema#";
private static String xsdUri = "http://www.w3.org/2001/XMLSchema#";
private static String foafUri = "http://xmlns.com/foaf/0.1/";
private static String revUri = "http://purl.org/stuff/rev#";
public static void createTBox() {
Model model = ModelFactory.createDefaultModel();
// Some boilerplate stuff
Property rdfType = model.createProperty(rdfUri+"type");
Resource rdfClass = model.createResource(rdfUri+"Class");
Property rdfsSubclassOf = model.createProperty(rdfsUri+"subclassOf");
Resource gameConsole = model.createResource(ownUri+"GameConsole");
Resource portableGameConsole = model.createResource(ownUri+"PortableGameConsole");
model.add(model.createStatement(gameConsole, rdfType, rdfClass));
model.add(model.createStatement(portableGameConsole, rdfType, rdfClass));
model.add(model.createStatement(portableGameConsole, rdfsSubclassOf, gameConsole));
/*
Resource donald = model.createResource(familyUri + "donald");
Resource tick = model.createResource(familyUri + "tick");
Property childOf = model.createProperty(relationshipUri, "childOf");
Property knows = model.createProperty(relationshipUri, "knows");
tick.addProperty(childOf, donald);
Statement st1 = model.createStatement(donald, knows, tick);
model.add(st1);
*/
Generator.writeModelToFile(model, "./tbox.ttl");
}
private static void writeModelToFile(Model model, String path) {
FileOutputStream outfile = null;
try {
outfile = new FileOutputStream(path);
model.write(outfile, "TURTLE");
} catch (FileNotFoundException e) {
e.printStackTrace();
}
}
}