org.apache.dubbo.rpc.Invoker Java Exaples

Source File: DubboUtilsTest.java From Sentinel with Apache License 2.0

6 votes

@Test
public void testGetInterfaceName() {

    URL url = URL.valueOf("dubbo://127.0.0.1:2181")
            .addParameter(CommonConstants.VERSION_KEY, "1.0.0")
            .addParameter(CommonConstants.GROUP_KEY, "grp1")
            .addParameter(CommonConstants.INTERFACE_KEY, DemoService.class.getName());
    Invoker invoker = mock(Invoker.class);
    when(invoker.getUrl()).thenReturn(url);
    when(invoker.getInterface()).thenReturn(DemoService.class);

    SentinelConfig.setConfig(DUBBO_INTERFACE_GROUP_VERSION_ENABLED, "false");
    assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService", DubboUtils.getInterfaceName(invoker));

    SentinelConfig.setConfig(DUBBO_INTERFACE_GROUP_VERSION_ENABLED, "true");
    assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:1.0.0:grp1", DubboUtils.getInterfaceName(invoker));

}

Source File: DubboUtils.java From dubbo-sentinel-support with Apache License 2.0

6 votes

public static String getResourceName(Invoker<?> invoker, Invocation invocation) {
    StringBuilder buf = new StringBuilder(64);
    buf.append(invoker.getInterface().getName())
        .append(":")
        .append(invocation.getMethodName())
        .append("(");
    boolean isFirst = true;
    for (Class<?> clazz : invocation.getParameterTypes()) {
        if (!isFirst) {
            buf.append(",");
        }
        buf.append(clazz.getName());
        isFirst = false;
    }
    buf.append(")");
    return buf.toString();
}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel-Dashboard-Nacos with Apache License 2.0

6 votes

@Test
public void testInvoke() {
    final Invoker invoker = mock(Invoker.class);
    when(invoker.getInterface()).thenReturn(DemoService.class);

    final Invocation invocation = mock(Invocation.class);
    Method method = DemoService.class.getMethods()[0];
    when(invocation.getMethodName()).thenReturn(method.getName());
    when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());

    final Result result = mock(Result.class);
    when(result.hasException()).thenReturn(false);
    when(invoker.invoke(invocation)).thenAnswer(invocationOnMock -> {
        verifyInvocationStructure(invoker, invocation);
        return result;
    });

    filter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    Context context = ContextUtil.getContext();
    assertNull(context);
}

Source File: DubboUtils.java From Sentinel-Dashboard-Nacos with Apache License 2.0

6 votes

public static String getResourceName(Invoker<?> invoker, Invocation invocation) {
    StringBuilder buf = new StringBuilder(64);
    buf.append(invoker.getInterface().getName())
        .append(":")
        .append(invocation.getMethodName())
        .append("(");
    boolean isFirst = true;
    for (Class<?> clazz : invocation.getParameterTypes()) {
        if (!isFirst) {
            buf.append(",");
        }
        buf.append(clazz.getName());
        isFirst = false;
    }
    buf.append(")");
    return buf.toString();
}

Source File: SentinelDubboConsumerFilterTest.java From dubbo-sentinel-support with Apache License 2.0

6 votes

@Test
public void testInvoke() {
    final Invoker invoker = mock(Invoker.class);
    when(invoker.getInterface()).thenReturn(DemoService.class);

    final Invocation invocation = mock(Invocation.class);
    Method method = DemoService.class.getMethods()[0];
    when(invocation.getMethodName()).thenReturn(method.getName());
    when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());

    final Result result = mock(Result.class);
    when(result.hasException()).thenReturn(false);
    when(invoker.invoke(invocation)).thenAnswer(invocationOnMock -> {
        verifyInvocationStructure(invoker, invocation);
        return result;
    });

    filter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    Context context = ContextUtil.getContext();
    assertNull(context);
}

Source File: DubboSofaTracerFilter.java From sofa-tracer with Apache License 2.0

6 votes

@Override
public Result invoke(Invoker<?> invoker, Invocation invocation) throws RpcException {
    // do not record
    if ("$echo".equals(invocation.getMethodName())) {
        return invoker.invoke(invocation);
    }

    RpcContext rpcContext = RpcContext.getContext();
    // get appName
    if (StringUtils.isBlank(this.appName)) {
        this.appName = SofaTracerConfiguration
            .getProperty(SofaTracerConfiguration.TRACER_APPNAME_KEY);
    }
    // get span kind by rpc request type
    String spanKind = spanKind(rpcContext);
    Result result;
    if (spanKind.equals(Tags.SPAN_KIND_SERVER)) {
        result = doServerFilter(invoker, invocation);
    } else {
        result = doClientFilter(rpcContext, invoker, invocation);
    }
    return result;
}

Source File: LegacyBlockFilter.java From dubbo-samples with Apache License 2.0

6 votes

@Override
public Result invoke(Invoker<?> invoker, Invocation invocation) throws RpcException {
    RpcContext context = RpcContext.getContext();
    String filters = (String) context.getAttachment("filters");
    if (StringUtils.isEmpty(filters)) {
        filters = "";
    }
    filters += " legacy-block-filter";
    context.setAttachment("filters", filters);

    Result result = invoker.invoke(invocation);

    logger.info("This is the default return value: " + result.getValue());

    if (result.hasException()) {
        System.out.println("LegacyBlockFilter: This will only happen when the real exception returns: " + result.getException());
        logger.warn("This will only happen when the real exception returns", result.getException());
    }

    logger.info("LegacyBlockFilter: This msg should not be blocked.");
    return result;
}

Source File: DubboSofaTracerFilter.java From sofa-tracer with Apache License 2.0

6 votes

/**
 * set rpc server span tags
 * @param invoker
 * @param sofaTracerSpan
 */
private void appendRpcServerSpanTags(Invoker<?> invoker, SofaTracerSpan sofaTracerSpan) {
    if (sofaTracerSpan == null) {
        return;
    }
    RpcContext rpcContext = RpcContext.getContext();
    Map<String, String> tagsStr = sofaTracerSpan.getTagsWithStr();
    tagsStr.put(Tags.SPAN_KIND.getKey(), spanKind(rpcContext));
    String service = invoker.getInterface().getName();
    tagsStr.put(CommonSpanTags.SERVICE, service == null ? BLANK : service);
    String methodName = rpcContext.getMethodName();
    tagsStr.put(CommonSpanTags.METHOD, methodName == null ? BLANK : methodName);
    String app = rpcContext.getUrl().getParameter(CommonConstants.APPLICATION_KEY);
    tagsStr.put(CommonSpanTags.REMOTE_HOST, rpcContext.getRemoteHost());
    tagsStr.put(CommonSpanTags.LOCAL_APP, app == null ? BLANK : app);
    tagsStr.put(CommonSpanTags.CURRENT_THREAD_NAME, Thread.currentThread().getName());
    String protocol = rpcContext.getUrl().getProtocol();
    tagsStr.put(CommonSpanTags.PROTOCOL, protocol == null ? BLANK : protocol);
    tagsStr.put(CommonSpanTags.LOCAL_HOST, rpcContext.getRemoteHost());
    tagsStr.put(CommonSpanTags.LOCAL_PORT, String.valueOf(rpcContext.getRemotePort()));
}

Source File: DubboSofaTracerFilter.java From sofa-tracer with Apache License 2.0

6 votes

private void appendRpcClientSpanTags(Invoker<?> invoker, SofaTracerSpan sofaTracerSpan) {
    if (sofaTracerSpan == null) {
        return;
    }
    RpcContext rpcContext = RpcContext.getContext();
    Map<String, String> tagsStr = sofaTracerSpan.getTagsWithStr();
    tagsStr.put(Tags.SPAN_KIND.getKey(), spanKind(rpcContext));
    String protocol = rpcContext.getUrl().getProtocol();
    tagsStr.put(CommonSpanTags.PROTOCOL, protocol == null ? BLANK : protocol);
    String service = invoker.getInterface().getName();
    tagsStr.put(CommonSpanTags.SERVICE, service == null ? BLANK : service);
    String methodName = rpcContext.getMethodName();
    tagsStr.put(CommonSpanTags.METHOD, methodName == null ? BLANK : methodName);
    tagsStr.put(CommonSpanTags.CURRENT_THREAD_NAME, Thread.currentThread().getName());
    String app = rpcContext.getUrl().getParameter(CommonConstants.APPLICATION_KEY);
    tagsStr.put(CommonSpanTags.LOCAL_APP, app == null ? BLANK : app);
    tagsStr.put(CommonSpanTags.REMOTE_HOST, rpcContext.getRemoteHost());
    tagsStr.put(CommonSpanTags.REMOTE_PORT, String.valueOf(rpcContext.getRemotePort()));
    tagsStr.put(CommonSpanTags.LOCAL_HOST, rpcContext.getLocalHost());
}

Source File: DubboUtils.java From Sentinel with Apache License 2.0

6 votes

public static String getResourceName(Invoker<?> invoker, Invocation invocation, Boolean useGroupAndVersion) {
    StringBuilder buf = new StringBuilder(64);
    String interfaceResource = useGroupAndVersion ? invoker.getUrl().getColonSeparatedKey() : invoker.getInterface().getName();
    buf.append(interfaceResource)
        .append(":")
        .append(invocation.getMethodName())
        .append("(");
    boolean isFirst = true;
    for (Class<?> clazz : invocation.getParameterTypes()) {
        if (!isFirst) {
            buf.append(",");
        }
        buf.append(clazz.getName());
        isFirst = false;
    }
    buf.append(")");
    return buf.toString();
}

Source File: UserLoadBalance.java From dubbo-samples with Apache License 2.0

6 votes

@Override
public <T> Invoker<T> doSelect(List<Invoker<T>> invokers, URL url, Invocation invocation) throws RpcException {
    for (Invoker t : invokers) {
        try {
            InetAddress addr = InetAddress.getLocalHost();
            String ip = addr.getHostAddress().toString();
            URL u = t.getUrl();
            if (u.getIp().equals(ip)) {
                return t;
            }
        } catch (Exception e) {
            // no op
        }
    }
    return super.doSelect(invokers, url, invocation);
}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel with Apache License 2.0

6 votes

@Test
public void testInvokeSync() {

    Invocation invocation = DubboTestUtil.getDefaultMockInvocationOne();
    Invoker invoker = DubboTestUtil.getDefaultMockInvoker();

    final Result result = mock(Result.class);
    when(result.hasException()).thenReturn(false);
    when(result.getException()).thenReturn(new Exception());
    when(invoker.invoke(invocation)).thenAnswer(invocationOnMock -> {
        verifyInvocationStructure(invoker, invocation);
        return result;
    });

    consumerFilter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    Context context = ContextUtil.getContext();
    assertNull(context);
}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel with Apache License 2.0

6 votes

@Test
public void testInvokeAsync() {

    Invocation invocation = DubboTestUtil.getDefaultMockInvocationOne();
    Invoker invoker = DubboTestUtil.getDefaultMockInvoker();

    when(invocation.getAttachment(ASYNC_KEY)).thenReturn(Boolean.TRUE.toString());
    final Result result = mock(Result.class);
    when(result.hasException()).thenReturn(false);
    when(invoker.invoke(invocation)).thenAnswer(invocationOnMock -> {
        verifyInvocationStructureForAsyncCall(invoker, invocation);
         return result;
    });
    consumerFilter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    Context context = ContextUtil.getContext();
    assertNotNull(context);
}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel with Apache License 2.0

6 votes

@Test
public void testMethodFlowControlAsync() {

    Invocation invocation = DubboTestUtil.getDefaultMockInvocationOne();
    Invoker invoker = DubboTestUtil.getDefaultMockInvoker();

    when(invocation.getAttachment(ASYNC_KEY)).thenReturn(Boolean.TRUE.toString());
    initFlowRule(consumerFilter.getMethodName(invoker, invocation));
    invokeDubboRpc(false, invoker, invocation);
    invokeDubboRpc(false, invoker, invocation);

    Invocation invocation2 = DubboTestUtil.getDefaultMockInvocationTwo();
    Result result2 = invokeDubboRpc(false, invoker, invocation2);
    verifyInvocationStructureForCallFinish(invoker, invocation2);
    assertEquals("normal", result2.getValue());

    // the method of invocation should be blocked
    Result fallback = invokeDubboRpc(false, invoker, invocation);
    assertEquals("fallback", fallback.getValue());
    verifyInvocationStructureForCallFinish(invoker, invocation);


}

Source File: DubboUtilsTest.java From Sentinel with Apache License 2.0

6 votes

@Test
public void testGetResourceNameWithGroupAndVersion() throws NoSuchMethodException {
    Invoker invoker = mock(Invoker.class);
    URL url = URL.valueOf("dubbo://127.0.0.1:2181")
            .addParameter(CommonConstants.VERSION_KEY, "1.0.0")
            .addParameter(CommonConstants.GROUP_KEY, "grp1")
            .addParameter(CommonConstants.INTERFACE_KEY, DemoService.class.getName());
    when(invoker.getUrl()).thenReturn(url);
    when(invoker.getInterface()).thenReturn(DemoService.class);

    Invocation invocation = mock(Invocation.class);
    Method method = DemoService.class.getDeclaredMethod("sayHello", String.class, int.class);
    when(invocation.getMethodName()).thenReturn(method.getName());
    when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());

    String resourceNameUseGroupAndVersion = DubboUtils.getResourceName(invoker, invocation, true);

    assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:1.0.0:grp1:sayHello(java.lang.String,int)", resourceNameUseGroupAndVersion);
}

Source File: DubboUtilsTest.java From Sentinel with Apache License 2.0

6 votes

@Test
public void testGetResourceNameWithPrefix() throws NoSuchMethodException {
    Invoker invoker = mock(Invoker.class);
    when(invoker.getInterface()).thenReturn(DemoService.class);

    Invocation invocation = mock(Invocation.class);
    Method method = DemoService.class.getDeclaredMethod("sayHello", String.class, int.class);
    when(invocation.getMethodName()).thenReturn(method.getName());
    when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());

    //test with default prefix
    String resourceName = DubboUtils.getResourceName(invoker, invocation, DubboConfig.getDubboProviderPrefix());
    assertEquals("dubbo:provider:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
    resourceName = DubboUtils.getResourceName(invoker, invocation, DubboConfig.getDubboConsumerPrefix());
    assertEquals("dubbo:consumer:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);


    //test with custom prefix
    SentinelConfig.setConfig(DubboConfig.DUBBO_PROVIDER_PREFIX, "my:dubbo:provider:");
    SentinelConfig.setConfig(DubboConfig.DUBBO_CONSUMER_PREFIX, "my:dubbo:consumer:");
    resourceName = DubboUtils.getResourceName(invoker, invocation, DubboConfig.getDubboProviderPrefix());
    assertEquals("my:dubbo:provider:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
    resourceName = DubboUtils.getResourceName(invoker, invocation, DubboConfig.getDubboConsumerPrefix());
    assertEquals("my:dubbo:consumer:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);

}

Source File: BirdExceptionFilter.java From bird-java with MIT License

5 votes

@Override
public Result invoke(Invoker<?> invoker, Invocation invocation) throws RpcException {
    try {
        return invoker.invoke(invocation);
    } catch (RuntimeException e) {
        logger.error("Got unchecked and undeclared exception which called by " + RpcContext.getContext().getRemoteHost()
                + ". service: " + invoker.getInterface().getName() + ", method: " + invocation.getMethodName()
                + ", exception: " + e.getClass().getName() + ": " + e.getMessage(), e);
        throw e;
    }
}

Source File: SentinelDubboProviderFilterTest.java From Sentinel with Apache License 2.0

5 votes

@Test
public void testInvoke() {

    final String originApplication = "consumerA";

    URL url = DubboTestUtil.getDefaultTestURL();
    url = url.addParameter(CommonConstants.SIDE_KEY, CommonConstants.PROVIDER_SIDE);
    Invoker invoker = DubboTestUtil.getMockInvoker(url, DemoService.class);

    Invocation invocation = DubboTestUtil.getMockInvocation(DemoService.class.getMethods()[0]);
    when(invocation.getAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY, ""))
            .thenReturn(originApplication);

    final Result result = mock(Result.class);
    when(result.hasException()).thenReturn(false);
    when(result.getException()).thenReturn(new Exception());

    when(invoker.invoke(invocation)).thenAnswer(invocationOnMock -> {
        verifyInvocationStructure(originApplication, invoker, invocation);
        return result;
    });

    filter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    Context context = ContextUtil.getContext();
    assertNull(context);
}

Source File: DubboAppContextFilterTest.java From Sentinel with Apache License 2.0

5 votes

@Test
public void testInvokeNullApplicationKey() {
    Invoker invoker = mock(Invoker.class);
    Invocation invocation = mock(Invocation.class);
    URL url = URL.valueOf("test://test:111/test?application=");
    when(invoker.getUrl()).thenReturn(url);

    filter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    String application = RpcContext.getContext().getAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY);
    assertEquals(application, "");
}

Source File: DubboUtilsTest.java From Sentinel with Apache License 2.0

5 votes

@Test
public void testGetResourceName() throws NoSuchMethodException {
    Invoker invoker = mock(Invoker.class);
    when(invoker.getInterface()).thenReturn(DemoService.class);

    Invocation invocation = mock(Invocation.class);
    Method method = DemoService.class.getDeclaredMethod("sayHello", String.class, int.class);
    when(invocation.getMethodName()).thenReturn(method.getName());
    when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());

    String resourceName = DubboUtils.getResourceName(invoker, invocation);

    assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);

}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel with Apache License 2.0

5 votes

@Test
public void testDegradeAsync() throws InterruptedException {

    Invocation invocation = DubboTestUtil.getDefaultMockInvocationOne();
    Invoker invoker = DubboTestUtil.getDefaultMockInvoker();

    when(invocation.getAttachment(ASYNC_KEY)).thenReturn(Boolean.TRUE.toString());
    initDegradeRule(DubboUtils.getInterfaceName(invoker));

    Result result = invokeDubboRpc(false, invoker, invocation);
    verifyInvocationStructureForCallFinish(invoker, invocation);
    assertEquals("normal", result.getValue());


    // inc the clusterNode's exception to trigger the fallback
    for (int i = 0; i < 5; i++) {
        invokeDubboRpc(true, invoker, invocation);
        verifyInvocationStructureForCallFinish(invoker, invocation);
    }

    Result result2 = invokeDubboRpc(false, invoker, invocation);
    assertEquals("fallback", result2.getValue());

    // sleeping 1000 ms to reset exception
    Thread.sleep(1000);
    Result result3 = invokeDubboRpc(false, invoker, invocation);
    assertEquals("normal", result3.getValue());

    Context context = ContextUtil.getContext();
    assertNull(context);
}

Source File: SentinelDubboConsumerFilter.java From Sentinel with Apache License 2.0

5 votes

@Override
public Result invoke(Invoker<?> invoker, Invocation invocation) throws RpcException {
    InvokeMode invokeMode = RpcUtils.getInvokeMode(invoker.getUrl(), invocation);
    if (InvokeMode.SYNC == invokeMode) {
        return syncInvoke(invoker, invocation);
    } else {
        return asyncInvoke(invoker, invocation);
    }

}

Source File: DubboAppContextFilterTest.java From Sentinel with Apache License 2.0

5 votes

@Test
public void testInvokeApplicationKey() {
    Invoker invoker = mock(Invoker.class);
    Invocation invocation = mock(Invocation.class);
    URL url = URL.valueOf("test://test:111/test?application=serviceA");
    when(invoker.getUrl()).thenReturn(url);

    filter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    String application = RpcContext.getContext().getAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY);
    assertEquals("serviceA", application);
}

Source File: DubboAppContextFilterTest.java From Sentinel-Dashboard-Nacos with Apache License 2.0

5 votes

@Test
public void testInvokeNullApplicationKey() {
    Invoker invoker = mock(Invoker.class);
    Invocation invocation = mock(Invocation.class);
    URL url = URL.valueOf("test://test:111/test?application=");
    when(invoker.getUrl()).thenReturn(url);

    filter.invoke(invoker, invocation);
    verify(invoker).invoke(invocation);

    String application = RpcContext.getContext().getAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY);
    assertNull(application);
}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel with Apache License 2.0

5 votes

private void verifyInvocationStructureForCallFinish(Invoker invoker, Invocation invocation) {
    Context context = ContextUtil.getContext();
    assertNull(context);
    String methodResourceName = consumerFilter.getMethodName(invoker, invocation);
    Entry[] entries = (Entry[]) RpcContext.getContext().get(methodResourceName);
    assertNull(entries);
}

Source File: DubboUtilsTest.java From Sentinel-Dashboard-Nacos with Apache License 2.0

5 votes

@Test
public void testGetResourceName() {
    Invoker invoker = mock(Invoker.class);
    when(invoker.getInterface()).thenReturn(DemoService.class);

    Invocation invocation = mock(Invocation.class);
    Method method = DemoService.class.getMethods()[0];
    when(invocation.getMethodName()).thenReturn(method.getName());
    when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());

    String resourceName = DubboUtils.getResourceName(invoker, invocation);

    assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel with Apache License 2.0

5 votes

private void initFallback() {
    DubboFallbackRegistry.setConsumerFallback(new DubboFallback() {
        @Override
        public Result handle(Invoker<?> invoker, Invocation invocation, BlockException ex) {
            boolean async = RpcUtils.isAsync(invoker.getUrl(), invocation);
            Result fallbackResult = null;
            fallbackResult = AsyncRpcResult.newDefaultAsyncResult("fallback", invocation);
            return fallbackResult;
        }
    });
}

Source File: SentinelDubboConsumerFilterTest.java From Sentinel with Apache License 2.0

5 votes

private Result invokeDubboRpc(boolean exception, Invoker invoker, Invocation invocation) {
    Result result = null;
    InvokeMode invokeMode = RpcUtils.getInvokeMode(invoker.getUrl(), invocation);
    if (InvokeMode.SYNC == invokeMode) {
        result = exception ? new AppResponse(new Exception("error")) : new AppResponse("normal");
    } else {
        result = exception ? AsyncRpcResult.newDefaultAsyncResult(new Exception("error"), invocation) : AsyncRpcResult.newDefaultAsyncResult("normal", invocation);
    }
    when(invoker.invoke(invocation)).thenReturn(result);
    return consumerFilter.invoke(invoker, invocation);
}

Source File: DubboAppContextFilter.java From Sentinel with Apache License 2.0

5 votes

@Override
public Result invoke(Invoker<?> invoker, Invocation invocation) throws RpcException {
    String application = invoker.getUrl().getParameter(CommonConstants.APPLICATION_KEY);
    if (application != null) {
        RpcContext.getContext().setAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY, application);
    }
    return invoker.invoke(invocation);
}

Source File: ThrowableAsyncFilter.java From dubbo-samples with Apache License 2.0

5 votes

@Override
public Result invoke(Invoker<?> invoker, Invocation invocation) throws RpcException {
    if (invocation != null) {
        throw new RuntimeException("exception before invoke()");
    }
    return invoker.invoke(invocation);
}

org.apache.dubbo.rpc.Invoker Java Examples