com.alibaba.dubbo.remoting.Transporter Java Examples

The following examples show how to use com.alibaba.dubbo.remoting.Transporter. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: DubboProtocol.java    From dubbox with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer createServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    ExchangeServer server;
    try {
        server = Exchangers.bind(url, requestHandler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #2
Source File: ThriftProtocol.java    From dubbox with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer getServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    ExchangeServer server;
    try {
        server = Exchangers.bind(url, handler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #3
Source File: DubboProtocol.java    From dubbox with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer createServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    ExchangeServer server;
    try {
        server = Exchangers.bind(url, requestHandler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #4
Source File: ThriftProtocol.java    From dubbox with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer getServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    ExchangeServer server;
    try {
        server = Exchangers.bind(url, handler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #5
Source File: ThriftProtocol.java    From dubbox with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer getServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    ExchangeServer server;
    try {
        server = Exchangers.bind(url, handler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #6
Source File: DubboProtocol.java    From dubbox-hystrix with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer createServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    ExchangeServer server;
    try {
        server = Exchangers.bind(url, requestHandler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #7
Source File: ThriftProtocol.java    From dubbox-hystrix with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer getServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    ExchangeServer server;
    try {
        server = Exchangers.bind(url, handler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #8
Source File: ThriftProtocol.java    From dubbo-2.6.5 with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer getServer(URL url) {
    // enable sending readonly event when server closes by default
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && !ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    ExchangeServer server;
    try {
        server = Exchangers.bind(url, handler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #9
Source File: DubboProtocol.java    From dubbo3 with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer createServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && !ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    url = url.addParameter(Constants.CODEC_KEY, DubboCodec.NAME);
    ExchangeServer server;
    try {
        server = Exchangers.bind(url, requestHandler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #10
Source File: DubboProtocol.java    From dubbox with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer createServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    ExchangeServer server;
    try {
        server = Exchangers.bind(url, requestHandler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #11
Source File: ThriftProtocol.java    From dubbox with Apache License 2.0 6 votes vote down vote up 
private ExchangeServer getServer(URL url) {
    //默认开启server关闭时发送readonly事件
    url = url.addParameterIfAbsent(Constants.CHANNEL_READONLYEVENT_SENT_KEY, Boolean.TRUE.toString());
    String str = url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_SERVER);

    if (str != null && str.length() > 0 && ! ExtensionLoader.getExtensionLoader(Transporter.class).hasExtension(str))
        throw new RpcException("Unsupported server type: " + str + ", url: " + url);

    ExchangeServer server;
    try {
        server = Exchangers.bind(url, handler);
    } catch (RemotingException e) {
        throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
    }
    str = url.getParameter(Constants.CLIENT_KEY);
    if (str != null && str.length() > 0) {
        Set<String> supportedTypes = ExtensionLoader.getExtensionLoader(Transporter.class).getSupportedExtensions();
        if (!supportedTypes.contains(str)) {
            throw new RpcException("Unsupported client type: " + str);
        }
    }
    return server;
}
Example #12
Source File: ClientsTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #13
Source File: ClientsTest.java    From dubbo-2.6.5 with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #14
Source File: ClientsTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #15
Source File: DubboProtocol.java    From dubbo-2.6.5 with Apache License 2.0 5 votes vote down vote up 
/**
 * Create new connection
 */
private ExchangeClient initClient(URL url) {

    // client type setting.
    String str = url.getParameter(Constants.CLIENT_KEY, url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_CLIENT));

    url = url.addParameter(Constants.CODEC_KEY, DubboCodec.NAME);
    // enable heartbeat by default
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));

    // BIO is not allowed since it has severe performance issue.
    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 {
        // connection should be lazy
        if (url.getParameter(Constants.LAZY_CONNECT_KEY, false)) {
            client = new LazyConnectExchangeClient(url, requestHandler);
        } else {
            client = Exchangers.connect(url, requestHandler);
        }
    } catch (RemotingException e) {
        throw new RpcException("Fail to create remoting client for service(" + url + "): " + e.getMessage(), e);
    }
    return client;
}
Example #16
Source File: ClientsTest.java    From dubbo-2.6.5 with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #17
Source File: ClientsTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #18
Source File: ClientsTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #19
Source File: ClientsTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #20
Source File: ClientsTest.java    From dubbo-2.6.5 with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #21
Source File: DubboProtocol.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
/**
 * 创建新连接.
 */
private ExchangeClient initClient(URL url) {
    
    // client type setting.
    String str = url.getParameter(Constants.CLIENT_KEY, url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_CLIENT));

    String version = url.getParameter(Constants.DUBBO_VERSION_KEY);
    boolean compatible = (version != null && version.startsWith("1.0."));
    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() && compatible ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    
    // BIO存在严重性能问题，暂时不允许使用
    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(Constants.LAZY_CONNECT_KEY, false)){
            client = new LazyConnectExchangeClient(url ,requestHandler);
        } else {
            client = Exchangers.connect(url ,requestHandler);
        }
    } catch (RemotingException e) {
        throw new RpcException("Fail to create remoting client for service(" + url
                + "): " + e.getMessage(), e);
    }
    return client;
}
Example #22
Source File: ClientsTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #23
Source File: ClientsTest.java    From dubbo-remoting-netty4 with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #24
Source File: ClientsTest.java    From dubbox-hystrix with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #25
Source File: DubboProtocol.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
/**
 * 创建新连接.
 */
private ExchangeClient initClient(URL url) {
    
    // client type setting.
    String str = url.getParameter(Constants.CLIENT_KEY, url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_CLIENT));

    String version = url.getParameter(Constants.DUBBO_VERSION_KEY);
    boolean compatible = (version != null && version.startsWith("1.0."));
    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() && compatible ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    
    // BIO存在严重性能问题，暂时不允许使用
    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(Constants.LAZY_CONNECT_KEY, false)){
            client = new LazyConnectExchangeClient(url ,requestHandler);
        } else {
            client = Exchangers.connect(url ,requestHandler);
        }
    } catch (RemotingException e) {
        throw new RpcException("Fail to create remoting client for service(" + url
                + "): " + e.getMessage(), e);
    }
    return client;
}
Example #26
Source File: DubboProtocol.java    From dubbox-hystrix with Apache License 2.0 5 votes vote down vote up 
/**
 * 创建新连接.
 */
private ExchangeClient initClient(URL url) {
    
    // client type setting.
    String str = url.getParameter(Constants.CLIENT_KEY, url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_CLIENT));

    String version = url.getParameter(Constants.DUBBO_VERSION_KEY);
    boolean compatible = (version != null && version.startsWith("1.0."));
    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() && compatible ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    
    // BIO存在严重性能问题，暂时不允许使用
    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(Constants.LAZY_CONNECT_KEY, false)){
            client = new LazyConnectExchangeClient(url ,requestHandler);
        } else {
            client = Exchangers.connect(url ,requestHandler);
        }
    } catch (RemotingException e) {
        throw new RpcException("Fail to create remoting client for service(" + url
                + "): " + e.getMessage(), e);
    }
    return client;
}
Example #27
Source File: ClientsTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #28
Source File: ClientsTest.java    From dubbo3 with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetTransportEmpty() {
    try {
        ExtensionLoader.getExtensionLoader(Transporter.class).getExtension("");
        fail();
    } catch (IllegalArgumentException expected) {
        assertThat(expected.getMessage(), containsString("Extension name == null"));
    }
}
Example #29
Source File: DubboProtocol.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
/**
 * 创建新连接.
 */
private ExchangeClient initClient(URL url) {
    
    // client type setting.
    String str = url.getParameter(Constants.CLIENT_KEY, url.getParameter(Constants.SERVER_KEY, Constants.DEFAULT_REMOTING_CLIENT));

    String version = url.getParameter(Constants.DUBBO_VERSION_KEY);
    boolean compatible = (version != null && version.startsWith("1.0."));
    url = url.addParameter(Constants.CODEC_KEY, Version.isCompatibleVersion() && compatible ? COMPATIBLE_CODEC_NAME : DubboCodec.NAME);
    //默认开启heartbeat
    url = url.addParameterIfAbsent(Constants.HEARTBEAT_KEY, String.valueOf(Constants.DEFAULT_HEARTBEAT));
    
    // BIO存在严重性能问题，暂时不允许使用
    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(Constants.LAZY_CONNECT_KEY, false)){
            client = new LazyConnectExchangeClient(url ,requestHandler);
        } else {
            client = Exchangers.connect(url ,requestHandler);
        }
    } catch (RemotingException e) {
        throw new RpcException("Fail to create remoting client for service(" + url
                + "): " + e.getMessage(), e);
    }
    return client;
}
Example #30
Source File: ProtocolConfig.java    From dubbo3 with Apache License 2.0 4 votes vote down vote up 
public void setClient(String client) {
    if ("dubbo".equals(name)) {
        checkMultiExtension(Transporter.class, "client", client);
    }
    this.client = client;
}