JAVA: Retrieve Kasabi API key from shell environment.

ExampleKasabiSparqlApiUse.java

package example;

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.ResultSet;
import com.hp.hpl.jena.query.ResultSetFormatter;
import com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP;

public class ExampleKasabiSparqlApiUse {

// Get our apikey from the environment
       private static final String apikey = System.getenv("KASABI_API_KEY");

       public static void main(String[] args) {
               String queryString = "SELECT * {?s?p?o} LIMIT 10";
               Query query = QueryFactory.create(queryString);
               QueryExecution qexec =
                 QueryExecutionFactory.sparqlService("http://api.kasabi.com/dataset/bbc/apis/sparql", query);

// the next line adds the apikey parameter to our query
               ((QueryEngineHTTP) qexec).addParam("apikey", apikey);
               ResultSet results = qexec.execSelect();
               ResultSetFormatter.out(System.out, results, query);
               qexec.close();
       }

}