/**
* Create a test database and start BaseXHTTP.
*
* @throws Exception if database cannot be created or server cannot be started
*/
@Before
public void setUp() throws Exception {
startBaseXHTTP();
try (final ClientSession cs = new ClientSession(context, UserText.ADMIN, UserText.ADMIN)) {
cs.execute(new CreateDB(NAME));
}
}
/**
* Drop the test database and stop BaseXHTTP.
*
* @throws Exception if database cannot be dropped or server cannot be stopped
*/
@After
public void tearDown() throws Exception {
try (final ClientSession cs = new ClientSession(context, UserText.ADMIN, UserText.ADMIN)) {
cs.execute(new DropDB(NAME));
}
stopBaseXHTTP();
}
/**
* Runs the stress test.
*
* @param clients number of clients
* @param runs number of runs per client
* @throws Exception exception
*/
private void run(final int clients, final int runs) throws Exception {
// run server instance
server = createServer();
// create test database
try (final ClientSession cs = createClient()) {
cs.execute("create db test <test/>");
// run clients
final Client[] cl = new Client[clients];
for (int i = 0; i < clients; ++i) cl[i] = new Client(runs, i % 2 == 0);
for (final Client c : cl) c.start();
for (final Client c : cl) c.join();
// drop database and stop server
cs.execute("drop db test");
}
stopServer(server);
}
@Override
public void run() {
try {
// Perform query
session.execute("xquery " + QUERY);
session.close();
} catch (final Exception ex) {
ex.printStackTrace();
}
}
@Override
public void run() {
try {
// Perform some queries
for (int i = 0; i < runs; ++i) {
final String qu =
read
? "count(db:open('test'))"
: "db:add('test', <a/>, 'test.xml', map { 'intparse': true() })";
session.execute("xquery " + qu);
}
session.close();
} catch (final Exception ex) {
ex.printStackTrace();
}
}
@Override
public void run() {
try {
// Perform some queries
for (int i = 0; i < runs; ++i) {
Performance.sleep((long) (50 * RND.nextDouble()));
// Return nth text of the database
final int n = RND.nextInt() % MAX + 1;
final String qu = Util.info(QUERY, n);
session.execute("xquery " + qu);
}
session.close();
} catch (final Exception ex) {
ex.printStackTrace();
}
}
/**
* Constructor.
*
* @param runs number of runs
* @param read read flag
* @throws Exception exception
*/
Client(final int runs, final boolean read) throws Exception {
this.runs = runs;
this.read = read;
session = createClient();
session.execute("set autoflush false");
}