/**
* Performs the specified query n times and and returns the result.
*
* @param query query to be evaluated
* @param n number of runs
* @return resulting string
* @throws IOException I/O exception
*/
protected static String eval(final int n, final String query) throws IOException {
// loop through number of runs for a single query
check();
String result = "";
for (int rn = 0; rn < n; ++rn) result = session.execute(new XQuery(query));
return result;
}
/**
* Initializes the benchmark.
*
* @throws IOException I/O exception
*/
@BeforeClass
public static void init() throws IOException {
// check if server is (not) running
final int sp = context.soptions.get(StaticOptions.SERVERPORT);
server = local || BaseXServer.ping(S_LOCALHOST, sp) ? null : createServer();
session = local ? new LocalSession(context) : createClient();
// create test database
session.execute(new Set(MainOptions.QUERYINFO, true));
}
/**
* Creates or opens the test database.
*
* @throws IOException I/O exception
*/
private static void check() throws IOException {
session.execute(new Check(INPUT));
}
