Examples with RpcException com.alibaba.dubbo.rpc.RpcException used on opensource projects

Example 46 with RpcException

use of com.alibaba.dubbo.rpc.RpcException in project dubbo by alibaba.

the class AbstractDirectory method list.

public List<Invoker<T>> list(Invocation invocation) throws RpcException {
    if (destroyed) {
        throw new RpcException("Directory already destroyed .url: " + getUrl());
    }
    List<Invoker<T>> invokers = doList(invocation);
    // local reference
    List<Router> localRouters = this.routers;
    if (localRouters != null && !localRouters.isEmpty()) {
        for (Router router : localRouters) {
            try {
                if (router.getUrl() == null || router.getUrl().getParameter(Constants.RUNTIME_KEY, false)) {
                    invokers = router.route(invokers, getConsumerUrl(), invocation);
                }
            } catch (Throwable t) {
                logger.error("Failed to execute router: " + getUrl() + ", cause: " + t.getMessage(), t);
            }
        }
    }
    return invokers;
}

Example 47 with RpcException

use of com.alibaba.dubbo.rpc.RpcException in project dubbo by alibaba.

the class ConfigTest method test_RpcContext_getUrls.

// DUBBO-147 find all invoker instances which have been tried from RpcContext
@Test
public void test_RpcContext_getUrls() throws Exception {
    ClassPathXmlApplicationContext providerContext = new ClassPathXmlApplicationContext(ConfigTest.class.getPackage().getName().replace('.', '/') + "/demo-provider-long-waiting.xml");
    providerContext.start();
    try {
        ClassPathXmlApplicationContext ctx = new ClassPathXmlApplicationContext(ConfigTest.class.getPackage().getName().replace('.', '/') + "/init-reference-getUrls.xml");
        ctx.start();
        try {
            DemoService demoService = (DemoService) ctx.getBean("demoService");
            try {
                demoService.sayName("Haha");
                fail();
            } catch (RpcException expected) {
                assertThat(expected.getMessage(), containsString("Tried 3 times"));
            }
            assertEquals(3, RpcContext.getContext().getUrls().size());
        } finally {
            ctx.stop();
            ctx.close();
        }
    } finally {
        providerContext.stop();
        providerContext.close();
    }
}

Example 48 with RpcException

use of com.alibaba.dubbo.rpc.RpcException in project dubbo by alibaba.

the class ConfigTest method test_retrySettingFail.

// BUG: DUBBO-846 in version 2.0.9, config retry="false" on provider's method doesn't work
@Test
public void test_retrySettingFail() throws Exception {
    ClassPathXmlApplicationContext providerContext = new ClassPathXmlApplicationContext(ConfigTest.class.getPackage().getName().replace('.', '/') + "/demo-provider-long-waiting.xml");
    providerContext.start();
    try {
        ClassPathXmlApplicationContext ctx = new ClassPathXmlApplicationContext(ConfigTest.class.getPackage().getName().replace('.', '/') + "/init-reference-retry-false.xml");
        ctx.start();
        try {
            DemoService demoService = (DemoService) ctx.getBean("demoService");
            try {
                demoService.sayName("Haha");
                fail();
            } catch (RpcException expected) {
                assertThat(expected.getMessage(), containsString("Tried 1 times"));
            }
            assertEquals(1, RpcContext.getContext().getUrls().size());
        } finally {
            ctx.stop();
            ctx.close();
        }
    } finally {
        providerContext.stop();
        providerContext.close();
    }
}

Example 49 with RpcException

use of com.alibaba.dubbo.rpc.RpcException in project dubbo by alibaba.

the class DubboInvoker method doInvoke.

@Override
protected Result doInvoke(final Invocation invocation) throws Throwable {
    RpcInvocation inv = (RpcInvocation) invocation;
    final String methodName = RpcUtils.getMethodName(invocation);
    inv.setAttachment(Constants.PATH_KEY, getUrl().getPath());
    inv.setAttachment(Constants.VERSION_KEY, version);
    ExchangeClient currentClient;
    if (clients.length == 1) {
        currentClient = clients[0];
    } else {
        currentClient = clients[index.getAndIncrement() % clients.length];
    }
    try {
        boolean isAsync = RpcUtils.isAsync(getUrl(), invocation);
        boolean isOneway = RpcUtils.isOneway(getUrl(), invocation);
        int timeout = getUrl().getMethodParameter(methodName, Constants.TIMEOUT_KEY, Constants.DEFAULT_TIMEOUT);
        if (isOneway) {
            boolean isSent = getUrl().getMethodParameter(methodName, Constants.SENT_KEY, false);
            currentClient.send(inv, isSent);
            RpcContext.getContext().setFuture(null);
            return new RpcResult();
        } else if (isAsync) {
            ResponseFuture future = currentClient.request(inv, timeout);
            RpcContext.getContext().setFuture(new FutureAdapter<Object>(future));
            return new RpcResult();
        } else {
            RpcContext.getContext().setFuture(null);
            return (Result) currentClient.request(inv, timeout).get();
        }
    } catch (TimeoutException e) {
        throw new RpcException(RpcException.TIMEOUT_EXCEPTION, "Invoke remote method timeout. method: " + invocation.getMethodName() + ", provider: " + getUrl() + ", cause: " + e.getMessage(), e);
    } catch (RemotingException e) {
        throw new RpcException(RpcException.NETWORK_EXCEPTION, "Failed to invoke remote method: " + invocation.getMethodName() + ", provider: " + getUrl() + ", cause: " + e.getMessage(), e);
    }
}

Example 50 with RpcException

use of com.alibaba.dubbo.rpc.RpcException in project dubbo by alibaba.

the class DubboProtocol method createServer.

private ExchangeServer createServer(URL url) {
    // send readonly event when server closes, it's enabled by default
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    // enable heartbeat by default
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);
    if (str != null && str.length() > 0 && !ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);
    url = url.addParameter(Constants.CODEC_KEY, DubboCodec.NAME);
    ExchangeServer server;
    try {
        server = Exchangers.bind(url, requestHandler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}