diff src/de/mpiwg/itgroup/triplestoremanager/tools/GenerateLandingPage.java @ 3:6c8dac2c5214

New tools export graph and generate landing page of an echo ressource
author dwinter
date Thu, 21 Jun 2012 12:24:29 +0200
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/de/mpiwg/itgroup/triplestoremanager/tools/GenerateLandingPage.java	Thu Jun 21 12:24:29 2012 +0200
@@ -0,0 +1,67 @@
+package de.mpiwg.itgroup.triplestoremanager.tools;
+
+import java.io.FileWriter;
+import java.io.IOException;
+
+import org.openrdf.model.Resource;
+import org.openrdf.model.Statement;
+import org.openrdf.model.Value;
+import org.openrdf.model.impl.ContextStatementImpl;
+import org.openrdf.model.impl.URIImpl;
+import org.openrdf.query.Binding;
+import org.openrdf.query.BindingSet;
+import org.openrdf.query.MalformedQueryException;
+import org.openrdf.query.QueryEvaluationException;
+import org.openrdf.query.TupleQueryResult;
+import org.openrdf.rio.RDFHandlerException;
+import org.openrdf.rio.trig.TriGWriter;
+
+import de.mpiwg.itgroup.triplestoremanager.exceptions.TripleStoreHandlerException;
+import de.mpiwg.itgroup.triplestoremanager.owl.TripleStoreHandler;
+
+public class GenerateLandingPage {
+
+	/**
+	 * @param args
+	 */
+
+		public static void main(String args[]) throws TripleStoreHandlerException, MalformedQueryException, QueryEvaluationException, RDFHandlerException, IOException {
+			//TripleStoreHandler th = new TripleStoreHandler(
+			//		"jdbc:virtuoso://virtuoso.mpiwg-berlin.mpg.de:1112", args[0], args[1]);
+			
+			
+			FileWriter fw = new FileWriter("/tmp/lp.ttl");
+			TriGWriter turtleWriter = new TriGWriter(fw);
+			turtleWriter.startRDF();
+			if  (args.length<3){
+				System.out.println("Usage: connection String user password");
+				System.out.println("eg: jdbc:virtuoso://virtuoso.mpiwg-berlin.mpg.de:1111 user password");
+				System.exit(1);
+			}
+			TripleStoreHandler th = new TripleStoreHandler(
+							args[0], args[1], args[2]);
+		
+			String qs = String.format("select ?entity where {?entity a <http://ontologies.mpiwg-berlin.mpg.de/general/IndexMeta>}");
+			
+			TupleQueryResult res = th.querySPARQL(qs);
+	         
+			
+			while(res.hasNext()){
+				BindingSet bs = res.next();
+				Binding entity = bs.getBinding("entity");
+			
+				URIImpl y = new URIImpl("http://ontologies.mpiwg-berlin.mpg.de/general/hasLandingPage");
+				URIImpl z =(URIImpl)entity.getValue();
+				URIImpl z2= new URIImpl(z.toString().replace("/indexMeta", ""));
+				
+				URIImpl g = new URIImpl("http://indexMeta_ECHOE_landingPages");
+				
+				Statement stm = new ContextStatementImpl((Resource)entity.getValue(), y, z2,g);
+			
+				turtleWriter.handleStatement(stm);
+			}
+			turtleWriter.endRDF();
+			fw.close();
+		}
+}
+