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

Example 66 with RpcException

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

the class FilterNode method invoke.

@Override
public Result invoke(Invocation invocation) throws RpcException {
    Result asyncResult;
    try {
        asyncResult = filter.invoke(next, invocation);
    } catch (Exception e) {
        if (filter instanceof ListenableFilter) {
            ListenableFilter listenableFilter = ((ListenableFilter) filter);
            try {
                Filter.Listener listener = listenableFilter.listener(invocation);
                if (listener != null) {
                    listener.onError(e, invoker, invocation);
                }
            } finally {
                listenableFilter.removeListener(invocation);
            }
        } else if (filter instanceof Filter.Listener) {
            Filter.Listener listener = (Filter.Listener) filter;
            listener.onError(e, invoker, invocation);
        }
        throw e;
    } finally {
    }
    return asyncResult.whenCompleteWithContext((r, t) -> {
        if (filter instanceof ListenableFilter) {
            ListenableFilter listenableFilter = ((ListenableFilter) filter);
            Filter.Listener listener = listenableFilter.listener(invocation);
            try {
                if (listener != null) {
                    if (t == null) {
                        listener.onResponse(r, invoker, invocation);
                    } else {
                        listener.onError(t, invoker, invocation);
                    }
                }
            } finally {
                listenableFilter.removeListener(invocation);
            }
        } else if (filter instanceof Filter.Listener) {
            Filter.Listener listener = (Filter.Listener) filter;
            if (t == null) {
                listener.onResponse(r, invoker, invocation);
            } else {
                listener.onError(t, invoker, invocation);
            }
        }
    });
}

Example 67 with RpcException

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

the class FailoverClusterInvokerTest method testInvokeWithRPCException.

@Test()
public void testInvokeWithRPCException() {
    given(invoker1.invoke(invocation)).willThrow(new RpcException());
    given(invoker1.isAvailable()).willReturn(true);
    given(invoker1.getUrl()).willReturn(url);
    given(invoker1.getInterface()).willReturn(FailoverClusterInvokerTest.class);
    given(invoker2.invoke(invocation)).willReturn(result);
    given(invoker2.isAvailable()).willReturn(true);
    given(invoker2.getUrl()).willReturn(url);
    given(invoker2.getInterface()).willReturn(FailoverClusterInvokerTest.class);
    FailoverClusterInvoker<FailoverClusterInvokerTest> invoker = new FailoverClusterInvoker<FailoverClusterInvokerTest>(dic);
    for (int i = 0; i < 100; i++) {
        Result ret = invoker.invoke(invocation);
        assertSame(result, ret);
    }
}

Example 68 with RpcException

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

the class AbstractClusterInvokerTest method testTimeoutExceptionCode.

@Test()
public void testTimeoutExceptionCode() {
    List<Invoker<DemoService>> invokers = new ArrayList<Invoker<DemoService>>();
    invokers.add(new Invoker<DemoService>() {

        @Override
        public Class<DemoService> getInterface() {
            return DemoService.class;
        }

        public URL getUrl() {
            return URL.valueOf("dubbo://" + NetUtils.getLocalHost() + ":20880/" + DemoService.class.getName());
        }

        @Override
        public boolean isAvailable() {
            return false;
        }

        @Override
        public Result invoke(Invocation invocation) throws RpcException {
            throw new RpcException(RpcException.TIMEOUT_EXCEPTION, "test timeout");
        }

        @Override
        public void destroy() {
        }
    });
    Directory<DemoService> directory = new StaticDirectory<DemoService>(invokers);
    FailoverClusterInvoker<DemoService> failoverClusterInvoker = new FailoverClusterInvoker<DemoService>(directory);
    try {
        failoverClusterInvoker.invoke(new RpcInvocation("sayHello", DemoService.class.getName(), "", new Class<?>[0], new Object[0]));
        Assertions.fail();
    } catch (RpcException e) {
        Assertions.assertEquals(RpcException.TIMEOUT_EXCEPTION, e.getCode());
    }
    ForkingClusterInvoker<DemoService> forkingClusterInvoker = new ForkingClusterInvoker<DemoService>(directory);
    try {
        forkingClusterInvoker.invoke(new RpcInvocation("sayHello", DemoService.class.getName(), "", new Class<?>[0], new Object[0]));
        Assertions.fail();
    } catch (RpcException e) {
        Assertions.assertEquals(RpcException.TIMEOUT_EXCEPTION, e.getCode());
    }
    FailfastClusterInvoker<DemoService> failfastClusterInvoker = new FailfastClusterInvoker<DemoService>(directory);
    try {
        failfastClusterInvoker.invoke(new RpcInvocation("sayHello", DemoService.class.getName(), "", new Class<?>[0], new Object[0]));
        Assertions.fail();
    } catch (RpcException e) {
        Assertions.assertEquals(RpcException.TIMEOUT_EXCEPTION, e.getCode());
    }
}

Example 69 with RpcException

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

the class AbstractClusterInvokerTest method setUp.

@SuppressWarnings({ "unchecked" })
@BeforeEach
public void setUp() throws Exception {
    invocation.setMethodName("sayHello");
    invoker1 = mock(Invoker.class);
    invoker2 = mock(Invoker.class);
    invoker3 = mock(Invoker.class);
    invoker4 = mock(Invoker.class);
    invoker5 = mock(Invoker.class);
    mockedInvoker1 = mock(Invoker.class);
    URL turl = URL.valueOf("test://test:11/test");
    given(invoker1.isAvailable()).willReturn(false);
    given(invoker1.getInterface()).willReturn(IHelloService.class);
    given(invoker1.getUrl()).willReturn(turl.setPort(1).addParameter("name", "invoker1"));
    given(invoker2.isAvailable()).willReturn(true);
    given(invoker2.getInterface()).willReturn(IHelloService.class);
    given(invoker2.getUrl()).willReturn(turl.setPort(2).addParameter("name", "invoker2"));
    given(invoker3.isAvailable()).willReturn(false);
    given(invoker3.getInterface()).willReturn(IHelloService.class);
    given(invoker3.getUrl()).willReturn(turl.setPort(3).addParameter("name", "invoker3"));
    given(invoker4.isAvailable()).willReturn(true);
    given(invoker4.getInterface()).willReturn(IHelloService.class);
    given(invoker4.getUrl()).willReturn(turl.setPort(4).addParameter("name", "invoker4"));
    given(invoker5.isAvailable()).willReturn(false);
    given(invoker5.getInterface()).willReturn(IHelloService.class);
    given(invoker5.getUrl()).willReturn(turl.setPort(5).addParameter("name", "invoker5"));
    given(mockedInvoker1.isAvailable()).willReturn(false);
    given(mockedInvoker1.getInterface()).willReturn(IHelloService.class);
    given(mockedInvoker1.getUrl()).willReturn(turl.setPort(999).setProtocol("mock"));
    invokers.add(invoker1);
    dic = new StaticDirectory<>(url, invokers, null);
    dic.setConsumerUrl(consumerUrl);
    cluster = new AbstractClusterInvoker(dic) {

        @Override
        protected Result doInvoke(Invocation invocation, List invokers, LoadBalance loadbalance) throws RpcException {
            return null;
        }
    };
    cluster_nocheck = new AbstractClusterInvoker(dic, url.addParameterIfAbsent(CLUSTER_AVAILABLE_CHECK_KEY, Boolean.FALSE.toString())) {

        @Override
        protected Result doInvoke(Invocation invocation, List invokers, LoadBalance loadbalance) throws RpcException {
            return null;
        }
    };
}

Example 70 with RpcException

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

the class MockClusterInvokerTest method getClusterInvokerMock.

private Invoker<IHelloService> getClusterInvokerMock(URL url, Invoker<IHelloService> mockInvoker) {
    // As `javassist` have a strict restriction of argument types, request will fail if Invocation do not contains complete parameter type information
    final URL durl = url.addParameter("proxy", "jdk");
    invokers.clear();
    ProxyFactory proxy = ExtensionLoader.getExtensionLoader(ProxyFactory.class).getExtension("jdk");
    Invoker<IHelloService> invoker1 = proxy.getInvoker(new HelloService(), IHelloService.class, durl);
    invokers.add(invoker1);
    if (mockInvoker != null) {
        invokers.add(mockInvoker);
    }
    StaticDirectory<IHelloService> dic = new StaticDirectory<IHelloService>(durl, invokers, null);
    dic.buildRouterChain();
    AbstractClusterInvoker<IHelloService> cluster = new AbstractClusterInvoker(dic) {

        @Override
        protected Result doInvoke(Invocation invocation, List invokers, LoadBalance loadbalance) throws RpcException {
            if (durl.getParameter("invoke_return_error", false)) {
                throw new RpcException(RpcException.TIMEOUT_EXCEPTION, "test rpc exception");
            } else {
                return ((Invoker<?>) invokers.get(0)).invoke(invocation);
            }
        }
    };
    return new MockClusterInvoker<IHelloService>(dic, cluster);
}