网络传输扩展
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扩展说明
远程通讯的服务器及客户端传输实现。
扩展接口
org.apache.dubbo.remoting.Transporterorg.apache.dubbo.remoting.Serverorg.apache.dubbo.remoting.Client
扩展配置
<!-- 服务器和客户端使用相同的传输实现 -->
<dubbo:protocol transporter="xxx" />
<!-- 服务器和客户端使用不同的传输实现 -->
<dubbo:protocol server="xxx" client="xxx" />
<!-- 缺省值设置，当<dubbo:protocol>没有配置transporter/server/client属性时，使用此配置 -->
<dubbo:provider transporter="xxx" server="xxx" client="xxx" />
已知扩展
org.apache.dubbo.remoting.transport.transporter.netty.NettyTransporterorg.apache.dubbo.remoting.transport.transporter.mina.MinaTransporterorg.apache.dubbo.remoting.transport.transporter.grizzly.GrizzlyTransporter
扩展示例
Maven 项目结构：
src
|-main
|-java
|-com
|-xxx
|-XxxTransporter.java (实现Transporter接口)
|-XxxServer.java (实现Server接口)
|-XxxClient.java (实现Client接口)
|-resources
|-META-INF
|-dubbo
|-org.apache.dubbo.remoting.Transporter (纯文本文件，内容为：xxx=com.xxx.XxxTransporter)
XxxTransporter.java：
package com.xxx;
import org.apache.dubbo.remoting.Transporter;
public class XxxTransporter implements Transporter {
public Server bind(URL url, ChannelHandler handler) throws RemotingException {
return new XxxServer(url, handler);
}
public Client connect(URL url, ChannelHandler handler) throws RemotingException {
return new XxxClient(url, handler);
}
}
XxxServer.java：
package com.xxx;
import org.apache.dubbo.remoting.transport.transporter.AbstractServer;
public class XxxServer extends AbstractServer {
public XxxServer(URL url, ChannelHandler handler) throws RemotingException{
super(url, handler);
}
protected void doOpen() throws Throwable {
// ...
}
protected void doClose() throws Throwable {
// ...
}
public Collection<Channel> getChannels() {
// ...
}
public Channel getChannel(InetSocketAddress remoteAddress) {
// ...
}
}
XxxClient.java：
package com.xxx;
import org.apache.dubbo.remoting.transport.transporter.AbstractClient;
public class XxxClient extends AbstractClient {
public XxxServer(URL url, ChannelHandler handler) throws RemotingException{
super(url, handler);
}
protected void doOpen() throws Throwable {
// ...
}
protected void doClose() throws Throwable {
// ...
}
protected void doConnect() throws Throwable {
// ...
}
public Channel getChannel() {
// ...
}
}
META-INF/dubbo/org.apache.dubbo.remoting.Transporter：
xxx=com.xxx.XxxTransporter
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