Package com.alibaba.dubbo.registry

Examples of com.alibaba.dubbo.registry.NotifyListener

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                }
                try {
                    for (Map<NotifyListener, List<URL>> values : failed.values()) {
                        for (Map.Entry<NotifyListener, List<URL>> entry : values.entrySet()) {
                            try {
                                NotifyListener listener = entry.getKey();
                                List<URL> urls = entry.getValue();
                                listener.notify(urls);
                                values.remove(listener);
                            } catch (Throwable t) { // 忽略所有异常，等待下次重试
                                logger.warn("Failed to retry notify " + failed + ", waiting for again, cause: " + t.getMessage(), t);
                            }
                        }
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                    }
                }
            }
        } else {
            final AtomicReference<List<URL>> reference = new AtomicReference<List<URL>>();
            NotifyListener listener = new NotifyListener() {
                public void notify(List<URL> urls) {
                    reference.set(urls);
                }
            };
            subscribe(url, listener); // 订阅逻辑保证第一次notify后再返回
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                }
                try {
                    for (Map<NotifyListener, List<URL>> values : failed.values()) {
                        for (Map.Entry<NotifyListener, List<URL>> entry : values.entrySet()) {
                            try {
                                NotifyListener listener = entry.getKey();
                                List<URL> urls = entry.getValue();
                                listener.notify(urls);
                                values.remove(listener);
                            } catch (Throwable t) { // 忽略所有异常，等待下次重试
                                logger.warn("Failed to retry notify " + failed + ", waiting for again, cause: " + t.getMessage(), t);
                            }
                        }
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                    }
                }
            }
        } else {
            final AtomicReference<List<URL>> reference = new AtomicReference<List<URL>>();
            NotifyListener listener = new NotifyListener() {
                public void notify(List<URL> urls) {
                    reference.set(urls);
                }
            };
            subscribe(url, listener); // 订阅逻辑保证第一次notify后再返回
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     */
    @Test
    public void testSubscribe() {
        // verify lisener.
        final AtomicReference<URL> args = new AtomicReference<URL>();
        registry.subscribe(consumerUrl, new NotifyListener() {

            public void notify(List<URL> urls) {
                // FIXME assertEquals(MulticastRegistry.this.service, service);
                args.set(urls.get(0));
            }
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                                    Constants.VERSION_KEY, Constants.ANY_VALUE,
                                    Constants.CLASSIFIER_KEY, Constants.ANY_VALUE,
                                    Constants.CATEGORY_KEY, Constants.PROVIDERS_CATEGORY + ","
                                            + Constants.CONSUMERS_CATEGORY,
                                    Constants.CHECK_KEY, String.valueOf(false));
        registry.subscribe(subscribeUrl, new NotifyListener() {
            public void notify(List<URL> urls) {
                if (urls == null || urls.size() == 0) {
                    return;
                }
                Map<String, List<URL>> proivderMap = new HashMap<String, List<URL>>();
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    public void testDoRetry() throws Exception {

        final AtomicReference<Boolean> notified = new AtomicReference<Boolean>(false);
        final CountDownLatch latch = new CountDownLatch(3);//全部共调用3次。成功才会减1. subscribe register的失败尝试不会在做了

        NotifyListener listner = new NotifyListener() {
            public void notify(List<URL> urls) {
                notified.set(Boolean.TRUE);
            }
        };
        registry = new MockRegistry(registryUrl, latch);
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    public void testDoRetry_register() throws Exception {

        final AtomicReference<Boolean> notified = new AtomicReference<Boolean>(false);
        final CountDownLatch latch = new CountDownLatch(1);//全部共调用4次。成功才会减1. subscribe的失败尝试不会在做了

        NotifyListener listner = new NotifyListener() {
            public void notify(List<URL> urls) {
                notified.set(Boolean.TRUE);
            }
        };
        registry = new MockRegistry(registryUrl, latch);
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    public void testDoRetry_nofify() throws Exception {

        //初始值0
        final AtomicInteger count = new AtomicInteger(0);

        NotifyListener listner = new NotifyListener() {
            public void notify(List<URL> urls) {
                count.incrementAndGet();
                //第一次抛出异常，看后面是否会再次调用到incrementAndGet
                if(count.get() == 1l ){
                    throw new  RuntimeException("test exception please ignore");
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    public void testNotifyOverride() throws Exception{
        URL newRegistryUrl = registryUrl.addParameter(Constants.EXPORT_KEY, serviceUrl);
        Invoker<RegistryProtocolTest> invoker = new MockInvoker<RegistryProtocolTest>(RegistryProtocolTest.class, newRegistryUrl);
        Exporter<?> exporter = protocol.export(invoker);
        RegistryProtocol rprotocol = RegistryProtocol.getRegistryProtocol();
        NotifyListener listener = getListener(rprotocol);
        List<URL> urls = new ArrayList<URL>();
        urls.add(URL.valueOf("override://0.0.0.0/?timeout=1000"));
        urls.add(URL.valueOf("override://0.0.0.0/"+ service + "?timeout=100"));
        urls.add(URL.valueOf("override://0.0.0.0/"+ service + "?x=y"));
        listener.notify(urls);
       
        assertEquals(true, exporter.getInvoker().isAvailable());
        assertEquals("100", exporter.getInvoker().getUrl().getParameter("timeout"));
        assertEquals("y", exporter.getInvoker().getUrl().getParameter("x"));
       
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Related Classes of com.alibaba.dubbo.registry.NotifyListener

  • com.alibaba.dubbo.monitor.simple.RegistryContainer
  • com.alibaba.dubbo.registry.dubbo.RegistryProtocolTest
  • com.alibaba.dubbo.registry.multicast.MulticastRegistryTest
  • com.alibaba.dubbo.registry.support.AbstractRegistry
  • com.alibaba.dubbo.registry.support.FailbackRegistry
  • com.alibaba.dubbo.registry.support.FailbackRegistryTest
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