@Override
public Future<Boolean> connect(final String clientId) throws Exception {
if (isConnected()) {
throw new Exception("You are already connected");
}
// keep track of the original one, so we can detect change
this.originalClientId = clientId;
// this will help us do the connect synchronously
connectLatch = new CountDownLatch(1);
final Future connectFuture = connection.connect();
FutureTask<Boolean> asdf =
new FutureTask<Boolean>(
new Callable<Boolean>() {
@Override
public Boolean call() {
// TODO: notify callers somehow?
try {
connectFuture.get(45, TimeUnit.SECONDS);
} catch (InterruptedException e) {
e.printStackTrace();
} catch (ExecutionException e) {
e.printStackTrace();
} catch (TimeoutException e) {
e.printStackTrace();
}
if (connection.isConnected()) {
connection.send(new ConnectCommand(clientId));
// block while the signal server is thinking/hanging.
try {
connectLatch.await(45, TimeUnit.SECONDS);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
final boolean result = isConnected();
// queue it up, or else the "connect()" call will still block while the slow-ass
// observers fire.
connectEvent.notifyObservers(this, result);
return result;
}
});
// this background thread stops us from blocking.
executor.execute(asdf);
return asdf;
}
