How to use

startEventStream

method

in

org.matrix.androidsdk.MXSession

/**
 * Shorthand for {@link #startEventStream(EventsThreadListener, NetworkConnectivityReceiver, String)} with no eventListener
 * using a DataHandler and no specific failure callback.
 *
 * @param initialToken the initial sync token (null to sync from scratch).
 */
public void startEventStream(String initialToken) {
  checkIfAlive();
  startEventStream(null, mNetworkConnectivityReceiver, initialToken);
}

@Override
public void onStoreReady(String s) {
  session.getDataHandler().checkPermanentStorageData();
  session.startEventStream(store.getEventStreamToken());
  session.getDataHandler().addListener(evLis);
}

/**
 * This methods init the event stream and check for initial sync
 *
 * @param session    the session to sync
 * @param withCrypto true if crypto is enabled and should be checked
 */
public void syncSession(@Nonnull final MXSession session, final boolean withCrypto) throws InterruptedException {
  final Map<String, Boolean> params = new HashMap<>();
  final int sizeOfLock = withCrypto ? 2 : 1;
  final CountDownLatch lock2 = new CountDownLatch(sizeOfLock);
  session.getDataHandler().addListener(new MXEventListener() {
    @Override
    public void onInitialSyncComplete(String toToken) {
      params.put("isInit", true);
      lock2.countDown();
    }
    @Override
    public void onCryptoSyncComplete() {
      params.put("onCryptoSyncComplete", true);
      lock2.countDown();
    }
  });
  session.getDataHandler().getStore().open();
  session.startEventStream(null);
  await(lock2);
  Assert.assertTrue(params.containsKey("isInit"));
  if (withCrypto) {
    Assert.assertTrue(params.containsKey("onCryptoSyncComplete"));
  }
}

  session.startEventStream(store.getEventStreamToken());
  session.getDataHandler().addListener(evLis);
} else {

bobSession2.startEventStream(null);

bobSession2.startEventStream(null);

bobSession2.startEventStream(null);
mTestHelper.await(lock2);
Assert.assertTrue(results.containsKey("onInitialSyncComplete"));

aliceSession2.startEventStream(null);
mTestHelper.await(lock1b);
Assert.assertTrue(results.containsKey("onInitialSyncComplete"));

bobSession2.startEventStream(null);
mTestHelper.await(lock4b);
Assert.assertTrue(results.containsKey("onInitialSyncComplete"));

aliceSession2.startEventStream(null);

aliceSession2.startEventStream(null);