@SuppressWarnings("unchecked")
public <T extends RpcService> RpcRouter<T> getRpcRouter(Class<T> type) {
RpcRouter<?> potentialRouter = rpcRouters.get(type);
if (potentialRouter != null) {
return (RpcRouter<T>) potentialRouter;
}
synchronized (this) {
/**
* Potential Router could be instantiated by other thread while we were waiting for the lock.
*/
potentialRouter = rpcRouters.get(type);
if (potentialRouter != null) {
return (RpcRouter<T>) potentialRouter;
}
RpcRouter<T> router = rpcFactory.getRouterFor(type, name);
router.registerRouteChangeListener(new RouteChangeForwarder(type));
LOG.debug(
"Registering router {} as global implementation of {} in {}",
router,
type.getSimpleName(),
this);
RuntimeCodeHelper.setDelegate(getRpcService(type), router.getInvocationProxy());
rpcRouters.put(type, router);
notifyListenersRoutedCreated(router);
return router;
}
}
@SuppressWarnings("unchecked")
@Override
public final <T extends RpcService> T getRpcService(Class<T> type) {
T potentialProxy = (T) publicProxies.get(type);
if (potentialProxy != null) {
return potentialProxy;
}
synchronized (this) {
/**
* Potential proxy could be instantiated by other thread while we were waiting for the lock.
*/
potentialProxy = (T) publicProxies.get(type);
if (potentialProxy != null) {
return potentialProxy;
}
T proxy = rpcFactory.getDirectProxyFor(type);
LOG.debug("Created {} as public proxy for {} in {}", proxy, type.getSimpleName(), this);
publicProxies.put(type, proxy);
return proxy;
}
}