Package com.alibaba.dubbo.remoting.exchange

Examples of com.alibaba.dubbo.remoting.exchange.ExchangeClient

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        return clients;
    }

    private ExchangeClient initClient(URL url) {

        ExchangeClient client ;

        url = url.addParameter( Constants.CODEC_KEY, ThriftCodec.NAME );

        try {
            client = Exchangers.connect( url );
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            } else {
//                logger.warn(new IllegalStateException("client is closed,but stay in clientmap .client :"+ client));
                referenceClientMap.remove(key);
            }
        }
        ExchangeClient exchagneclient = initClient(url);
       
        client = new ReferenceCountExchangeClient(exchagneclient, ghostClientMap);
        referenceClientMap.put(key, client);
        ghostClientMap.remove(key);
        return client;
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        if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str)) {
            throw new RpcException("Unsupported client type: " + str + "," +
                    " supported client type is " + StringUtils.join(ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions(), " "));
        }
       
        ExchangeClient client ;
        try {
            //设置连接应该是lazy的
            if (url.getParameter(RpcConstants.LAZY_CONNECT_KEY, false)){
                client = new LazyConnectExchangeClient(url ,requestHandler);
            } else {
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                }
            }
        }
       
        for (String key : new ArrayList<String>(referenceClientMap.keySet())) {
            ExchangeClient client = referenceClientMap.remove(key);
            if (client != null) {
                try {
                    if (logger.isInfoEnabled()) {
                        logger.info("Close dubbo connect: " + client.getLocalAddress() + "-->" + client.getRemoteAddress());
                    }
                    client.close();
                } catch (Throwable t) {
                    logger.warn(t.getMessage(), t);
                }
            }
        }
       
        for (String key : new ArrayList<String>(ghostClientMap.keySet())) {
            ExchangeClient client = ghostClientMap.remove(key);
            if (client != null) {
                try {
                    if (logger.isInfoEnabled()) {
                        logger.info("Close dubbo connect: " + client.getLocalAddress() + "-->" + client.getRemoteAddress());
                    }
                    client.close();
                } catch (Throwable t) {
                    logger.warn(t.getMessage(), t);
                }
            }
        }
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        RpcInvocation inv = new RpcInvocation(invocation);
        //拿不到client端export 的service path.约定为interface的名称.
        inv.setAttachment(Constants.PATH_KEY, getInterface().getName());
        inv.setAttachment(RpcConstants.CALLBACK_SERVICE_KEY, serviceKey);

        ExchangeClient currentClient = new HeaderExchangeClient(new ChannelWrapper(this.channel));

        try {
            if (getUrl().getMethodParameter(invocation.getMethodName(), Constants.ASYNC_KEY, false)) { // 不可靠异步
                currentClient.send(inv,getUrl().getMethodParameter(invocation.getMethodName(), Constants.SENT_KEY, false));
                return new RpcResult();
            }
            int timeout = getUrl().getMethodParameter(invocation.getMethodName(),
                    Constants.TIMEOUT_KEY, Constants.DEFAULT_TIMEOUT);
            if (timeout > 0) {
                return (Result) currentClient.request(inv, timeout).get();
            } else {
                return (Result) currentClient.request(inv).get();
            }
        } catch (RpcException e) {
            throw e;
        } catch (TimeoutException e) {
            throw new RpcException(RpcException.TIMEOUT_EXCEPTION, e.getMessage(), e);
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            } else {
//                logger.warn(new IllegalStateException("client is closed,but stay in clientmap .client :"+ client));
                referenceClientMap.remove(key);
            }
        }
        ExchangeClient exchagneclient = initClient(url);
       
        client = new ReferenceCountExchangeClient(exchagneclient, ghostClientMap);
        referenceClientMap.put(key, client);
        ghostClientMap.remove(key);
        return client;
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        if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str)) {
            throw new RpcException("Unsupported client type: " + str + "," +
                    " supported client type is " + StringUtils.join(ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions(), " "));
        }
       
        ExchangeClient client ;
        try {
            //设置连接应该是lazy的
            if (url.getParameter(RpcConstants.LAZY_CONNECT_KEY, false)){
                client = new LazyConnectExchangeClient(url ,requestHandler);
            } else {
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                }
            }
        }
       
        for (String key : new ArrayList<String>(referenceClientMap.keySet())) {
            ExchangeClient client = referenceClientMap.remove(key);
            if (client != null) {
                try {
                    if (logger.isInfoEnabled()) {
                        logger.info("Close dubbo connect: " + client.getLocalAddress() + "-->" + client.getRemoteAddress());
                    }
                    client.close();
                } catch (Throwable t) {
                    logger.warn(t.getMessage(), t);
                }
            }
        }
       
        for (String key : new ArrayList<String>(ghostClientMap.keySet())) {
            ExchangeClient client = ghostClientMap.remove(key);
            if (client != null) {
                try {
                    if (logger.isInfoEnabled()) {
                        logger.info("Close dubbo connect: " + client.getLocalAddress() + "-->" + client.getRemoteAddress());
                    }
                    client.close();
                } catch (Throwable t) {
                    logger.warn(t.getMessage(), t);
                }
            }
        }
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        return clients;
    }

    private ExchangeClient initClient(URL url) {

        ExchangeClient client ;

        url = url.addParameter( Constants.CODEC_KEY, ThriftCodec.NAME );

        try {
            client = Exchangers.connect( url );
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        // for thrift codec
        inv.setAttachment( ThriftCodec.PARAMETER_CLASS_NAME_GENERATOR, getUrl().getParameter(
                ThriftCodec.PARAMETER_CLASS_NAME_GENERATOR, DubboClassNameGenerator.NAME ) );

        ExchangeClient currentClient;

        if (clients.length == 1) {
            currentClient = clients[0];
        } else {
            currentClient = clients[index.getAndIncrement() % clients.length];
        }

        try {
            int timeout = getUrl().getMethodParameter(
                    methodName, Constants.TIMEOUT_KEY,Constants.DEFAULT_TIMEOUT);

            RpcContext.getContext().setFuture(null);

            return (Result) currentClient.request(inv, timeout).get();

        } catch (TimeoutException e) {
            throw new RpcException(RpcException.TIMEOUT_EXCEPTION, e.getMessage(), e);
        } catch (RemotingException e) {
            throw new RpcException(RpcException.NETWORK_EXCEPTION, e.getMessage(), e);
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Related Classes of com.alibaba.dubbo.remoting.exchange.ExchangeClient

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  • com.alibaba.dubbo.examples.heartbeat.HeartbeatServer
  • com.alibaba.dubbo.remoting.ChanelHandlerTest
  • com.alibaba.dubbo.remoting.p2p.exchange.support.AbstractExchangeGroup
  • com.alibaba.dubbo.remoting.PerformanceClientCloseTest
  • com.alibaba.dubbo.remoting.PerformanceClientFixedTest
  • com.alibaba.dubbo.remoting.PerformanceClientTest
  • com.alibaba.dubbo.rpc.protocol.dubbo.ChannelWrappedInvoker
  • com.alibaba.dubbo.rpc.protocol.dubbo.DubboInvoker
  • com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol
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