Examples with RpcException org.apache.dubbo.rpc.RpcException used on opensource projects

Example 86 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class RedisRegistry method doUnregister.

@Override
public void doUnregister(URL url) {
    String key = toCategoryPath(url);
    String value = url.toFullString();
    try {
        redisClient.hdel(key, value);
        redisClient.publish(key, UNREGISTER);
    } catch (Throwable t) {
        throw new RpcException("Failed to unregister service to redis registry. registry: " + url.getAddress() + ", service: " + url + ", cause: " + t.getMessage(), t);
    }
}

Example 87 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class RedisRegistry method doSubscribe.

@Override
public void doSubscribe(final URL url, final NotifyListener listener) {
    String service = toServicePath(url);
    Notifier notifier = notifiers.get(service);
    if (notifier == null) {
        Notifier newNotifier = new Notifier(service);
        notifiers.putIfAbsent(service, newNotifier);
        notifier = notifiers.get(service);
        if (notifier == newNotifier) {
            notifier.start();
        }
    }
    try {
        if (service.endsWith(ANY_VALUE)) {
            admin = true;
            Set<String> keys = redisClient.scan(service);
            if (CollectionUtils.isNotEmpty(keys)) {
                Map<String, Set<String>> serviceKeys = new HashMap<>();
                for (String key : keys) {
                    String serviceKey = toServicePath(key);
                    Set<String> sk = serviceKeys.computeIfAbsent(serviceKey, k -> new HashSet<>());
                    sk.add(key);
                }
                for (Set<String> sk : serviceKeys.values()) {
                    doNotify(sk, url, Collections.singletonList(listener));
                }
            }
        } else {
            doNotify(redisClient.scan(service + PATH_SEPARATOR + ANY_VALUE), url, Collections.singletonList(listener));
        }
    } catch (Throwable t) {
        throw new RpcException("Failed to subscribe service from redis registry. registry: " + url.getAddress() + ", service: " + url + ", cause: " + t.getMessage(), t);
    }
}

Example 88 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class RedisRegistry method doRegister.

@Override
public void doRegister(URL url) {
    String key = toCategoryPath(url);
    String value = url.toFullString();
    String expire = String.valueOf(System.currentTimeMillis() + expirePeriod);
    try {
        redisClient.hset(key, value, expire);
        redisClient.publish(key, REGISTER);
    } catch (Throwable t) {
        throw new RpcException("Failed to register service to redis registry. registry: " + url.getAddress() + ", service: " + url + ", cause: " + t.getMessage(), t);
    }
}

Example 89 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class RegistryDirectoryTest method testDestroy.

/**
 * When destroying, RegistryDirectory should: 1. be disconnected from Registry 2. destroy all invokers
 */
@Test
public void testDestroy() {
    RegistryDirectory registryDirectory = getRegistryDirectory();
    List<URL> serviceUrls = new ArrayList<URL>();
    serviceUrls.add(SERVICEURL.addParameter("methods", "getXXX1"));
    serviceUrls.add(SERVICEURL2.addParameter("methods", "getXXX1,getXXX2"));
    serviceUrls.add(SERVICEURL3.addParameter("methods", "getXXX1,getXXX2,getXXX3"));
    registryDirectory.notify(serviceUrls);
    List<Invoker> invokers = registryDirectory.list(invocation);
    Assertions.assertTrue(registryDirectory.isAvailable());
    Assertions.assertTrue(invokers.get(0).isAvailable());
    registryDirectory.destroy();
    Assertions.assertFalse(registryDirectory.isAvailable());
    Assertions.assertFalse(invokers.get(0).isAvailable());
    registryDirectory.destroy();
    List<Invoker<RegistryDirectoryTest>> cachedInvokers = registryDirectory.getInvokers();
    Map<URL, Invoker<RegistryDirectoryTest>> urlInvokerMap = registryDirectory.getUrlInvokerMap();
    Assertions.assertNull(cachedInvokers);
    Assertions.assertEquals(0, urlInvokerMap.size());
    // List<U> urls = mockRegistry.getSubscribedUrls();
    RpcInvocation inv = new RpcInvocation();
    try {
        registryDirectory.list(inv);
        fail();
    } catch (RpcException e) {
        Assertions.assertTrue(e.getMessage().contains("already destroyed"));
    }
}

Example 90 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class EtcdServiceDiscovery method doRegister.

@Override
public void doRegister(ServiceInstance serviceInstance) {
    try {
        String path = toPath(serviceInstance);
        // etcdClient.createEphemeral(path);
        etcdClient.putEphemeral(path, new Gson().toJson(serviceInstance));
        services.add(serviceInstance.getServiceName());
    } catch (Throwable e) {
        throw new RpcException("Failed to register " + serviceInstance + " to etcd " + etcdClient.getUrl() + ", cause: " + (OptionUtil.isProtocolError(e) ? "etcd3 registry may not be supported yet or etcd3 registry is not available." : e.getMessage()), e);
    }
}