diff src/info/wilkinsonlab/galaxy/sparql/text/SPARQLGalaxy_TEXT.java @ 2:b8bf1af83841 draft

Paste query added, query engine improved, examples added

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/info/wilkinsonlab/galaxy/sparql/text/SPARQLGalaxy_TEXT.java	Wed Dec 04 08:17:00 2013 +0100
@@ -0,0 +1,51 @@
+package info.wilkinsonlab.galaxy.sparql.text;
+
+import java.io.InputStream;
+import java.util.Iterator;
+
+import com.hp.hpl.jena.query.Query;
+import com.hp.hpl.jena.query.QueryExecution;
+import com.hp.hpl.jena.query.QueryExecutionFactory;
+import com.hp.hpl.jena.query.QueryFactory;
+import com.hp.hpl.jena.query.QuerySolution;
+import com.hp.hpl.jena.query.ResultSet;
+import com.hp.hpl.jena.rdf.model.Model;
+import com.hp.hpl.jena.rdf.model.ModelFactory;
+import com.hp.hpl.jena.rdf.model.RDFNode;
+import com.hp.hpl.jena.util.FileManager;
+
+public class SPARQLGalaxy_TEXT {
+
+	/**
+	 * @param input
+	 *            RDF
+	 * @param SPARQL
+	 *            query
+	 * 
+	 */
+	public static void main(String[] args) {
+		String input_RDF_path = args[0];
+		String queryString = args[1];
+		Model model = ModelFactory.createOntologyModel();
+		InputStream in = FileManager.get().open(input_RDF_path);
+		model.read(in, null);
+		Query query = QueryFactory.create(queryString);
+		QueryExecution qe = QueryExecutionFactory.create(query, model);
+		ResultSet results = qe.execSelect();
+		String res = "";
+		while (results.hasNext()) {
+			QuerySolution qs = results.next();
+			Iterator<String> vars = qs.varNames();
+			while (vars.hasNext()) {
+				String var = vars.next();
+				res += "?" + var + "\t" + getValue(qs, var) + "\r\n";
+				System.out.println(res);
+			}
+		}
+	}
+
+	private static String getValue(QuerySolution qs, String var) {
+		RDFNode n = qs.get(var);
+		return n.toString();
+	}
+}