ClientSocket

import java.net.*;
import java.io.*;

public class ClientSocket {
public static void main(String[] args) {
File fr = null;
try{
Socket sock =new Socket("127.0.0.1",10001);
fr = new File("C:\\Documents and Settings\\mina\\workspace\\Echo\\src\\abcd.txt");
BufferedInputStream bin = new BufferedInputStream( new DataInputStream( new FileInputStream(fr)));
BufferedOutputStream bout = new BufferedOutputStream( new DataOutputStream( sock.getOutputStream() ));
System.out.println(" [Client]:파일명[ " + fr.getName() + " ]보내기 시작" );
int len =0;
while((len =bin.read()) != -1){
bout.write(len);
System.out.println("[Client]:" + (char)len );
bout.flush();
}
System.out.println("[Client]:보내기완료" );
bin.close();
bout.close();
sock.close();
}
catch(Exception e){
System.out.println(e);
}
}

}