Package com.alibaba.dubbo.registry

Examples of com.alibaba.dubbo.registry.Registry

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    public Registry getRegistry(URL url) {
        // 锁定注册中心获取过程，保证注册中心单一实例
        LOCK.lock();
        try {
            String key = url.getProtocol() + "://" + url.getUsername() + ":" + url.getPassword() + "@" + url.getIp() + ":" + url.getPort();
            Registry registry = REGISTRIES.get(key);
            if (registry != null) {
                return registry;
            }
            registry = createRegistry(url);
            if (registry == null) {
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    public Page handle(URL url) {
        String registryAddress = url.getParameter("registry", "");
        List<List<String>> rows = new ArrayList<List<String>>();
        Collection<Registry> registries = AbstractRegistryFactory.getRegistries();
        StringBuilder select = new StringBuilder();
        Registry registry = null;
        if (registries != null && registries.size() > 0) {
            if (registries.size() == 1) {
                registry = registries.iterator().next();
                select.append(" &gt; " + registry.getUrl().getAddress());
            } else {
                select.append(" &gt; <select onchange=\"window.location.href='registered.html?registry=' + this.value;\">");
                for (Registry r : registries) {
                    String sp = r.getUrl().getAddress();
                    select.append("<option value=\">");
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    public Page handle(URL url) {
        String registryAddress = url.getParameter("registry", "");
        List<List<String>> rows = new ArrayList<List<String>>();
        Collection<Registry> registries = AbstractRegistryFactory.getRegistries();
        StringBuilder select = new StringBuilder();
        Registry registry = null;
        if (registries != null && registries.size() > 0) {
            if (registries.size() == 1) {
                registry = registries.iterator().next();
                select.append(" &gt; " + registry.getUrl().getAddress());
            } else {
                select.append(" &gt; <select onchange=\"window.location.href='subscribed.html?registry=' + this.value;\">");
                for (Registry r : registries) {
                    String sp = r.getUrl().getAddress();
                    select.append("<option value=\">");
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            String protocol = registryUrl.getParameter(Constants.REGISTRY_KEY, Constants.DEFAULT_DIRECTORY);
            registryUrl = registryUrl.setProtocol(protocol).removeParameter(Constants.REGISTRY_KEY);
        }
        final Exporter<T> serviceExporter = exporter;
        final URL serviceUrl = url.removeParameters(getFilteredKeys(url));
        final Registry registry = registryFactory.getRegistry(registryUrl);
        registry.register(serviceUrl);
       
        return new Exporter<T>() {
            public Invoker<T> getInvoker() {
                return invoker;
            }
            public void unexport() {
                bounds.remove(key);
                try {
                    registry.unregister(serviceUrl);
                } finally {
                    serviceExporter.unexport();
                }
            }
        };
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        };
    }

    public <T> Invoker<T> refer(Class<T> type, URL url) throws RpcException {
        url = url.setProtocol(url.getParameter(Constants.REGISTRY_KEY, Constants.DEFAULT_REGISTRY)).removeParameter(Constants.REGISTRY_KEY);
        Registry registry = registryFactory.getRegistry(url);
        RegistryDirectory<T> directory = new RegistryDirectory<T>(type, url);
        directory.setRegistry(registry);
        directory.setProtocol(protocol);
        registry.subscribe(new URL(Constants.SUBSCRIBE_PROTOCOL, NetUtils.getLocalHost(), 0, type.getName(), directory.getUrl().getParameters()), directory);
        return cluster.merge(directory);
    }
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    public Page handle(URL url) {
        String registryAddress = url.getParameter("registry", "");
        List<List<String>> rows = new ArrayList<List<String>>();
        Collection<Registry> registries = AbstractRegistryFactory.getRegistries();
        StringBuilder select = new StringBuilder();
        Registry registry = null;
        if (registries != null && registries.size() > 0) {
            if (registries.size() == 1) {
                registry = registries.iterator().next();
                select.append(" &gt; " + registry.getUrl().getAddress());
            } else {
                select.append(" &gt; <select onchange=\"window.location.href='registered.html?registry=' + this.value;\">");
                for (Registry r : registries) {
                    String sp = r.getUrl().getAddress();
                    select.append("<option value=\">");
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    public Page handle(URL url) {
        String registryAddress = url.getParameter("registry", "");
        List<List<String>> rows = new ArrayList<List<String>>();
        Collection<Registry> registries = AbstractRegistryFactory.getRegistries();
        StringBuilder select = new StringBuilder();
        Registry registry = null;
        if (registries != null && registries.size() > 0) {
            if (registries.size() == 1) {
                registry = registries.iterator().next();
                select.append(" &gt; " + registry.getUrl().getAddress());
            } else {
                select.append(" &gt; <select onchange=\"window.location.href='subscribed.html?registry=' + this.value;\">");
                for (Registry r : registries) {
                    String sp = r.getUrl().getAddress();
                    select.append("<option value=\">");
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    public <T> Exporter<T> export(final Invoker<T> originInvoker) throws RpcException {
        //export invoker
        final ExporterChangeableWrapper<T> exporter = doLocalExport(originInvoker);
        //registry provider
        final Registry registry = getRegistry(originInvoker);
        final URL registedProviderUrl = getRegistedProviderUrl(originInvoker);
        registry.register(registedProviderUrl);
        // 订阅override数据
        // FIXME 提供者订阅时，会影响同一JVM即暴露服务，又引用同一服务的的场景，因为subscribed以服务名为缓存的key，导致订阅信息覆盖。
        final URL overrideSubscribeUrl = getSubscribedOverrideUrl(registedProviderUrl);
        final OverrideListener overrideSubscribeListener = new OverrideListener(overrideSubscribeUrl);
        overrideListeners.put(overrideSubscribeUrl, overrideSubscribeListener);
        registry.subscribe(overrideSubscribeUrl, overrideSubscribeListener);
        //保证每次export都返回一个新的exporter实例
        return new Exporter<T>() {
            public Invoker<T> getInvoker() {
                return exporter.getInvoker();
            }
            public void unexport() {
              try {
                exporter.unexport();
              } catch (Throwable t) {
                  logger.warn(t.getMessage(), t);
                }
                try {
                  registry.unregister(registedProviderUrl);
                } catch (Throwable t) {
                  logger.warn(t.getMessage(), t);
                }
                try {
                  overrideListeners.remove(overrideSubscribeUrl);
                  registry.unsubscribe(overrideSubscribeUrl, overrideSubscribeListener);
                } catch (Throwable t) {
                  logger.warn(t.getMessage(), t);
                }
            }
        };
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    }
   
    @SuppressWarnings("unchecked")
  public <T> Invoker<T> refer(Class<T> type, URL url) throws RpcException {
        url = url.setProtocol(url.getParameter(Constants.REGISTRY_KEY, Constants.DEFAULT_REGISTRY)).removeParameter(Constants.REGISTRY_KEY);
        Registry registry = registryFactory.getRegistry(url);
        if (RegistryService.class.equals(type)) {
          return proxyFactory.getInvoker((T) registry, type, url);
        }

        // group="a,b" or group="*"
 
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          .removeParameters(Constants.EXPORT_KEY, Constants.REFER_KEY);
      String key = url.toServiceString();
        // 锁定注册中心获取过程，保证注册中心单一实例
        LOCK.lock();
        try {
            Registry registry = REGISTRIES.get(key);
            if (registry != null) {
                return registry;
            }
            registry = createRegistry(url);
            if (registry == null) {
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Related Classes of com.alibaba.dubbo.registry.Registry

  • com.alibaba.dubbo.registry.integration.RegistryProtocol
  • com.alibaba.dubbo.registry.pages.RegisteredPageHandler
  • com.alibaba.dubbo.registry.pages.SubscribedPageHandler
  • com.alibaba.dubbo.registry.support.AbstractRegistryFactory
  • com.alibaba.dubbo.registry.support.AbstractRegistryFactoryTest
  • com.alibaba.dubbo.registry.support.RegistryProtocol
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