protected Registry getTheRegistry()

in taverna-server-webapp/src/main/java/org/apache/taverna/server/master/localworker/AbstractRemoteRunFactory.java [210:259]

50 lines of code
7 McCabe index (conditional complexity)


	protected Registry getTheRegistry() {
		try {
			if (registry != null) {
				registry.list();
				return registry;
			}
		} catch (RemoteException e) {
			log.warn("non-functioning existing registry handle", e);
			registry = null;
		}
		try {
			registry = getRegistry(getRegistryHost(), getRegistryPort());
			registry.list();
			return registry;
		} catch (RemoteException e) {
			log.warn("Failed to get working RMI registry handle.");
			registry = null;
			log.warn("Will build new registry, "
					+ "but service restart ability is at risk.");
			try {
				registry = makeRegistry(getRegistryPort());
				registry.list();
				return registry;
			} catch (RemoteException e2) {
				log.error(
						"failed to create local working RMI registry on port "
								+ getRegistryPort(), e2);
				log.info("original connection exception", e);
			}
		}
		try {
			registry = getRegistry(getRegistryHost(), REGISTRY_PORT);
			registry.list();
			return registry;
		} catch (RemoteException e) {
			log.warn("Failed to get working RMI registry handle on backup port.");
			try {
				registry = makeRegistry(REGISTRY_PORT);
				registry.list();
				return registry;
			} catch (RemoteException e2) {
				log.fatal(
						"totally failed to get registry handle, even on fallback!",
						e2);
				log.info("original connection exception", e);
				registry = null;
				throw new RuntimeException("No RMI Registry Available");
			}
		}
	}