RMI

import java.rmi.RemoteException;

import java.rmi.server.UnicastRemoteObject;

public class HelloImpl extends UnicastRemoteObject implements Hello{

public HelloImpl() throws RemoteException{

//생성자 반드시 기술(예외처리 때문에)

}

@Override

public String sayHello(String name) throws RemoteException{

System.out.println(name + "님 서버에 왔군요");

return name +" 님 반가워요.  hbh 씀";

}

}

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import java.rmi.Remote;

import java.rmi.RemoteException;

public interface Hello extends Remote {

String sayHello(String name) throws RemoteException;

}

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import java.rmi.Naming;

public class HelloServer {

public static void main(String[] args) throws Exception {

//원격 객체 생성 후 RMI Registry에 등록

HelloImpl impl = new HelloImpl();

Naming.rebind("rmi://서버주소:1099/아무거나", impl);

}

}

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import java.rmi.Naming;

public class HelloClient {

public static void main(String[] args) {

try {

//가짜 객체 생성

Hello h = (Hello)Naming.lookup("rmi://접속할서버주소:1099/접속할주소(아무거나)");

String ss = h.sayHello("캬캬캬"); //원격 컴의 메소드 호출

System.out.println("호출 결과 : " + ss);

} catch(Exception e){

System.out.println(e);

}

}

}

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cmd창에서 경로를 위의 자바파일을 생성해준 곳으로 가서

1. rmic HelloImpl

 HelloImpl_Stub.class 생성됨

2. start rmiregistry

3. java HelloServer

서버가 실행됨

클라이언트쪽에서

1. java HelloClient

실행하면 서버에 접속된다.