Examples with RemoteExecutionException org.opennms.core.rpc.api.RemoteExecutionException used on opensource projects

Example 1 with RemoteExecutionException

use of org.opennms.core.rpc.api.RemoteExecutionException in project opennms by OpenNMS.

the class EchoRpcIT method futureFailsWithRemoteExecutionExceptionWhenExecutingRemotely.

/**
     * Verifies that the future fails with a {@code RemoteExecutionException} when
     * if an error occurs when executing remotely.
     */
@Test(timeout = 60000)
public void futureFailsWithRemoteExecutionExceptionWhenExecutingRemotely() throws Exception {
    assertNotEquals(REMOTE_LOCATION_NAME, identity.getLocation());
    EchoRpcModule echoRpcModule = new EchoRpcModule();
    SimpleRegistry registry = new SimpleRegistry();
    CamelContext context = new DefaultCamelContext(registry);
    context.addComponent("queuingservice", queuingservice);
    context.start();
    CamelRpcServerRouteManager routeManager = new CamelRpcServerRouteManager(context, new MockMinionIdentity(REMOTE_LOCATION_NAME));
    routeManager.bind(echoRpcModule);
    EchoRequest request = new EchoRequest("Oops!");
    request.shouldThrow(true);
    request.setLocation(REMOTE_LOCATION_NAME);
    try {
        echoClient.execute(request).get();
        fail();
    } catch (ExecutionException e) {
        assertTrue(e.getCause().getMessage(), e.getCause().getMessage().contains("Oops!"));
        assertEquals(RemoteExecutionException.class, e.getCause().getClass());
    }
    routeManager.unbind(echoRpcModule);
    context.stop();
}

Example 2 with RemoteExecutionException

use of org.opennms.core.rpc.api.RemoteExecutionException in project opennms by OpenNMS.

the class CamelRpcClientFactory method getClient.

@Override
public <S extends RpcRequest, T extends RpcResponse> RpcClient<S, T> getClient(RpcModule<S, T> module) {
    return new RpcClient<S, T>() {

        @Override
        public CompletableFuture<T> execute(S request) {
            if (request.getLocation() == null || request.getLocation().equals(location)) {
                // The request is for the current location, invoke it directly
                return module.execute(request);
            }
            // Save the context map and restore it on callback
            final Map<String, String> clientContextMap = Logging.getCopyOfContextMap();
            // Wrap the request in a CamelRpcRequest and forward it to the Camel route
            final CompletableFuture<T> future = new CompletableFuture<>();
            try {
                template.asyncCallbackSendBody(endpoint, new CamelRpcRequest<>(module, request), new Synchronization() {

                    @Override
                    public void onComplete(Exchange exchange) {
                        try (MDCCloseable mdc = Logging.withContextMapCloseable(clientContextMap)) {
                            final T response = module.unmarshalResponse(exchange.getOut().getBody(String.class));
                            if (response.getErrorMessage() != null) {
                                future.completeExceptionally(new RemoteExecutionException(response.getErrorMessage()));
                            } else {
                                future.complete(response);
                            }
                        } catch (Throwable ex) {
                            LOG.error("Unmarshalling a response in RPC module {} failed.", module, ex);
                            future.completeExceptionally(ex);
                        }
                        // Ensure that future log statements on this thread are routed properly
                        Logging.putPrefix(RpcClientFactory.LOG_PREFIX);
                    }

                    @Override
                    public void onFailure(Exchange exchange) {
                        try (MDCCloseable mdc = Logging.withContextMapCloseable(clientContextMap)) {
                            final ExchangeTimedOutException timeoutException = exchange.getException(ExchangeTimedOutException.class);
                            final DirectConsumerNotAvailableException directConsumerNotAvailableException = exchange.getException(DirectConsumerNotAvailableException.class);
                            if (timeoutException != null) {
                                // Wrap timeout exceptions within a RequestTimedOutException
                                future.completeExceptionally(new RequestTimedOutException(exchange.getException()));
                            } else if (directConsumerNotAvailableException != null) {
                                // Wrap consumer not available exceptions with a RequestRejectedException
                                future.completeExceptionally(new RequestRejectedException(exchange.getException()));
                            } else {
                                future.completeExceptionally(exchange.getException());
                            }
                        }
                        // Ensure that future log statements on this thread are routed properly
                        Logging.putPrefix(RpcClientFactory.LOG_PREFIX);
                    }
                });
            } catch (IllegalStateException e) {
                try (MDCCloseable mdc = Logging.withContextMapCloseable(clientContextMap)) {
                    // Wrap ProducerTemplate exceptions with a RequestRejectedException
                    future.completeExceptionally(new RequestRejectedException(e));
                }
                // Ensure that future log statements on this thread are routed properly
                Logging.putPrefix(RpcClientFactory.LOG_PREFIX);
            }
            return future;
        }
    };
}