AutoscalerHealthStatEventReceiver autoscalerHealthStatEventReceiver;
protected void activate(ComponentContext componentContext) throws Exception {
try {
// Start topology receiver
asTopologyReceiver = new AutoscalerTopologyEventReceiver();
Thread topologyTopicSubscriberThread = new Thread(asTopologyReceiver);
topologyTopicSubscriberThread.start();
if (log.isDebugEnabled()) {
log.debug("Topology receiver thread started");
}