@Override
 protected void tearDown() throws Exception {
   try {
     appContext.getLifecycleManager().invokeHandler(Stoppable.class);
   } finally {
     super.tearDown();
   }
 }
 @Override
 protected void setUp() throws Exception {
   super.setUp();
   cacheManagerComponent = lookup(CacheManagerComponent.class);
   appContext
       .getLifecycleManager()
       .registerManaged(new CacheManagerLifecycleHandler(cacheManagerComponent));
 }