1 files changed, 88 insertions, 0 deletions
diff --git a/rules/src/main/java/io/trygvis/semantic/Main.java b/rules/src/main/java/io/trygvis/semantic/Main.java
new file mode 100644
index 0000000..9c8e9c6
--- /dev/null
+++ b/rules/src/main/java/io/trygvis/semantic/Main.java
@@ -0,0 +1,88 @@
+package io.trygvis.semantic;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.List;
+import java.util.Iterator;
+
+import org.apache.jena.dboe.base.file.Location;
+import org.apache.jena.query.Dataset;
+import org.apache.jena.query.QueryExecution;
+import org.apache.jena.query.QueryExecutionFactory;
+import org.apache.jena.query.QuerySolution;
+import org.apache.jena.query.ReadWrite;
+import org.apache.jena.query.ResultSet;
+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.RDFNode;
+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.Derivation;
+import org.apache.jena.reasoner.Reasoner;
+import org.apache.jena.reasoner.rulesys.Builtin;
+import org.apache.jena.reasoner.rulesys.BuiltinRegistry;
+import org.apache.jena.reasoner.rulesys.GenericRuleReasoner;
+import org.apache.jena.reasoner.rulesys.MapBuiltinRegistry;
+import org.apache.jena.reasoner.rulesys.Rule;
+import org.apache.jena.riot.RDFDataMgr;
+import org.apache.jena.riot.RDFFormat;
+import org.apache.jena.tdb2.TDB2Factory;
+import org.apache.jena.update.UpdateExecutionFactory;
+import org.apache.jena.update.UpdateFactory;
+import org.apache.jena.update.UpdateProcessor;
+import org.apache.jena.update.UpdateRequest;
+import org.apache.jena.util.PrintUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.Marker;
+import org.slf4j.MarkerFactory;
+
+public class Main {
+  private static Logger logger = LoggerFactory.getLogger(Main.class);
+  // Why This Failure marker
+  private static final Marker WTF_MARKER = MarkerFactory.getMarker("WTF");
+
+  public static void main(String[] args) {
+    try {
+      Path path = Paths.get(".").toAbsolutePath().normalize();
+
+      // Load RDF data
+      String data = Paths.get(args[0]).toUri().toString(); // path.toFile().getAbsolutePath() + "/src/main/resources/data1.ttl";
+      Model model = ModelFactory.createDefaultModel();
+      model.read(data);
+
+      // Load rules
+      String rules = args[1]; // path.toFile().getAbsolutePath() + "/src/main/resources/student1.rules";
+      Reasoner reasoner = new GenericRuleReasoner(Rule.rulesFromURL(rules));
+
+      InfModel infModel = ModelFactory.createInfModel(reasoner, model);
+      infModel.setDerivationLogging(true);
+      infModel.validate();
+      List<Statement> stmts = infModel.listStatements().toList();
+
+      Model dm = infModel.getDeductionsModel();
+
+      /*
+      if (true) {
+          logger.info("# statements = " + stmts.size());
+          logger.info("dm.size() = " + dm.size());
+      } else {
+          for (StmtIterator i = infModel.listStatements(); i.hasNext(); ) {
+            Statement stmt = i.nextStatement();
+            logger.trace("Statememt = " + PrintUtil.print(stmt));
+          }
+      }
+      */
+      logger.info("Inferred data");
+      for (StmtIterator i = dm.listStatements(); i.hasNext(); ) {
+        Statement stmt = i.nextStatement();
+        logger.trace("Statememt = " + PrintUtil.print(stmt));
+      }
+    } catch (Throwable t) {
+      logger.error(WTF_MARKER, t.getMessage(), t);
+    }
+  }
+}