TCP Client (1)

package pkg.프로그램명;

 

import java.io.BufferedInputStream;

import java.io.BufferedOutputStream;

import java.io.IOException;

import java.net.InetAddress;

import java.net.Socket;

 

public class TCPClient {

private Socket       m_socket = null;

private BufferedInputStream     m_bis;

private BufferedOutputStream    m_bos;

private final int BUFF_SIZE = 1024;

 

public boolean Connect(String host, int port) {

try {

m_socket = new Socket(InetAddress.getByName(host), port);

 

m_bis = new BufferedInputStream(m_socket.getInputStream());

m_bos = new BufferedOutputStream(m_socket.getOutputStream());

        }

catch(IOException e) {

return false;

}

     

return true;

}

 

public boolean SendMsg(String SendBuff) {

try {

m_bos.write(SendBuff.getBytes());

m_bos.flush();

        }

        catch(IOException e) {

         return false;

        }

        

        return true;

    }

 

public String RcvMsg() throws IOException {

        byte[]  buf   = new byte[BUFF_SIZE];

        String RcvBuff;  

        

        m_bis.read(buf); 

        RcvBuff = new String(buf);

        

        return RcvBuff;

    }

 

public void Disconnect() throws IOException {

try {

m_socket.shutdownOutput();

m_socket.shutdownInput();

m_socket.close();

      

m_bis.close();

m_bos.close();

}

    catch(IOException e) {

     return;

    }

}

}