/**
* Register {@link SharedProjectListener}, {@link ConnectionListener},
* {@link SessionListener}.
*/
protected void registerListeners() {
final ISharedProjectListener sharedProjectListener = new SharedProjectListener();
// re-add the listener when the session changes
sarosSessionObservable
.addAndNotify(new ValueChangeListener<ISarosSession>() {
public void setValue(ISarosSession newValue) {