in src/main/java/org/apache/sling/discovery/impl/standalone/NoClusterDiscoveryService.java [212:220]
private void unbindTopologyEventListener(final TopologyEventListener listener) {
logger.debug("Releasing TopologyEventListener {}", listener);
synchronized (lock) {
final List<TopologyEventListener> currentList = new ArrayList<TopologyEventListener>(Arrays.asList(listeners));
currentList.remove(listener);
this.listeners = currentList.toArray(new TopologyEventListener[currentList.size()]);
}
}