code: @Override
  	public void start(BundleContext context) throws Exception {
  
  		System.out.println("******************************** WebsocketActivator STARTUP **********************************");
  
  		Config config = new Config();
  		config.setProperty(GroupProperties.PROP_VERSION_CHECK_ENABLED, "false");
  		config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(true);
  
  		hazelcastNode = Hazelcast.newHazelcastInstance(config);
  		hazelcastTopic = hazelcastNode.getTopic("cloud");
  		hazelcastTopic.addMessageListener(new MessageListener<Object>() {
  
  			public void onMessage(Message<Object> arg0) {
  				publishToAll(arg0.getMessageObject().toString());
  			}
  		});
  
  	}
docs: /*
  (non-Javadoc)
  @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)