/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.jena.examples; public class ExampleLARQ_02 { public static void main(String[] args) throws Exception { // FileManager fm = FileManager.get(); // fm.addLocatorClassLoader(ExampleTDB_01.class.getClassLoader()); // InputStream in = fm.open("data/data.nt"); // // Location location = Location.create ("tmp/TDB"); // DatasetGraphTDB dsg = (DatasetGraphTDB)TDBFactory.createDatasetGraph(location); // // TDBLoader.load(dsg, in, false); // load data into TDB // // build the Lucene index when pointed to a non existing directory // AssemblerLARQ.make(dsg.toDataset(), "tmp/lucene"); // // String queryString = // "PREFIX pf: <http://jena.hpl.hp.com/ARQ/property#>" + // "PREFIX foaf: <http://xmlns.com/foaf/0.1/> " + // "SELECT ?name ?email WHERE { " + // " ?person foaf:name ?name . " + // " ?name pf:textMatch '*:*' . " + // use the Lucene syntax here // " OPTIONAL { ?person foaf:mbox ?email . }" + // "}"; // Query query = QueryFactory.create(queryString); // QueryExecution qexec = QueryExecutionFactory.create(query, dsg.toDataset()); // try { // ResultSet results = qexec.execSelect(); // while ( results.hasNext() ) { // QuerySolution soln = results.nextSolution(); // System.out.println(soln); // } // } finally { // qexec.close(); // } } }