checkState(!rpcForwarding, "Connector is already forwarding RPCs");
domToBindingRpcManager = baRpcRegistry.registerRouteChangeListener(new DomToBindingRpcForwardingManager());
if (baRpcRegistry instanceof RpcProviderRegistryImpl) {
checkState(!rpcForwarding, "Connector is already forwarding RPCs");
domToBindingRpcManager = baRpcRegistry.registerRouteChangeListener(new DomToBindingRpcForwardingManager());
if (baRpcRegistry instanceof RpcProviderRegistryImpl) {