@Override
public synchronized void call(TestAddress address) {
Map<String, String> props = new HashMap<String, String>();
props.put(PROBE_SIGNATURE_KEY, address.root().identifier());
BundleContext bundleContext = framework.getBundleContext();
ProbeInvoker probeInvokerService = ServiceLookup.getService(bundleContext,
ProbeInvoker.class, props);
probeInvokerService.call(address.arguments());
}