| /* |
| * 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 arq.examples; |
| |
| import org.apache.jena.query.* ; |
| import org.apache.jena.sparql.engine.http.QueryEngineHTTP ; |
| |
| public class ExampleDBpedia1 |
| { |
| static public void main(String...argv) |
| { |
| String queryStr = "select distinct ?Concept where {[] a ?Concept} LIMIT 10"; |
| Query query = QueryFactory.create(queryStr); |
| |
| // Remote execution. |
| try ( QueryExecution qexec = QueryExecutionFactory.sparqlService("http://dbpedia.org/sparql", query) ) { |
| // Set the DBpedia specific timeout. |
| ((QueryEngineHTTP)qexec).addParam("timeout", "10000") ; |
| |
| // Execute. |
| ResultSet rs = qexec.execSelect(); |
| ResultSetFormatter.out(System.out, rs, query); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| } |
| } |