클라이언트 연결 2

import java.io.*;

import java.net.*;

public class EchoClient {

private String ip;

private int port;

private String str;

BufferedReader file;

public EchoClient(String ip, int port) throws IOException {

this.ip = ip;

this.port = port;

Socket tcpSocket = getSocket();

OutputStream os_socket = tcpSocket.getOutputStream();

InputStream is_socket = tcpSocket.getInputStream();

 

BufferedWriter bufferW = new BufferedWriter(

new OutputStreamWriter(os_socket));

BufferedReader bufferR = new BufferedReader(

new InputStreamReader(is_socket));

System.out.print("입력 : ");

file = new BufferedReader(

new InputStreamReader(System.in));

str = file.readLine();

str += System.getProperty("line.separator");

bufferW.write(str);

bufferW.flush();

str = bufferR.readLine();

System.out.println("Echo Result : " + str);

 

file.close();

bufferW.close();

bufferR.close();

tcpSocket.close();

}

public Socket getSocket() {

Socket tcpSocket = null;

try {

tcpSocket = new Socket(ip, port);

} catch (IOException ioe) {

ioe.printStackTrace();

System.exit(0);

}

return tcpSocket;//

}

 

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

new EchoClient("117.17.72.202", 3000);

}

}