public static void main(String[] args) {
try {
String className = args[0];
Class.forName(className);
String DB_URL = args[1]; // URL of database
String DB_NAME = args[2]; // DB name
String DB_USER = args[3]; // database user id
String DB_PASSWD = args[4]; // database password
String DB = args[5]; // database type
IDBConnection conn = new PagedDBConnection(DB_URL + DB_NAME, DB_USER, DB_PASSWD, DB);
ModelMaker maker = ExtendedModelFactory.createPagedModelRDBMaker(conn);
PagedModelRDB model = (PagedModelRDB) maker.createModel(args[6]);
model.setDoDuplicateCheck(false);
long startTime = System.currentTimeMillis();
model.read(new FileInputStream(args[7]), null, "N3");
long endTime = System.currentTimeMillis();
System.out.println(
"time to read in the model = " + (endTime - startTime) / 1000 + " seconds.\n");
startTime = System.currentTimeMillis();
long count = 0L;
String queryString = " SELECT ?x ?y ?z " + " WHERE { ?x ?y ?z } ";
QueryExecution qexec = QueryExecutionFactory.create(queryString, model);
ResultSet rs = qexec.execSelect();
while (rs.hasNext()) {
count++;
rs.nextSolution();
}
qexec.close();
endTime = System.currentTimeMillis();
System.out.println("count of found statements = " + count);
System.out.println("time to query for results = " + (endTime - startTime) + " milliseconds.");
conn.cleanDB();
conn.close();
} catch (Exception e) {
e.printStackTrace();
}
}
protected void tearDown() throws java.lang.Exception {
model.close();
model = null;
conn.cleanDB();
conn.close();
}