不多说，直接上代码。

代码

package zhouls.bigdata.myWholeHadoop.RPC.rpc2;

public class LoginServiceImpl implements LoginServiceInterface {

@Override
public String login(String username, String password) {

return username + " logged in successfully!";
}

}

package zhouls.bigdata.myWholeHadoop.RPC.rpc2;

public interface LoginServiceInterface {

public static final long versionID=1L;
public String login(String username,String password);

}

package zhouls.bigdata.myWholeHadoop.RPC.rpc2;

import java.io.IOException;

import org.apache.hadoop.HadoopIllegalArgumentException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RPC.Builder;
import org.apache.hadoop.ipc.RPC.Server;

public class Starter {

public static void main(String[] args) throws HadoopIllegalArgumentException, IOException {


Builder builder = new RPC.Builder(new Configuration());

builder.setBindAddress("HadoopMaster").setPort(10000).setProtocol(LoginServiceInterface.class).setInstance(new LoginServiceImpl());

Server server = builder.build();

server.start();



}


}

Hadoop HDFS编程 API入门系列之RPC版本2（九）