♠ 소켓 프로그래밍(Socket Programming) - 파일 전송 프로그램

① 소스코드 ㉠ 서버 import java.net.*; import java.io.*; public class Server { private DataInputStream reader; private DataOutputStream writer; private ServerSocket server; private Socket socket; public Server() { } void startServer() { try { server = new ServerSocket(7777); while(true) { System.out.println(`wait for connection...`); socket = server.accept(); System.out.println(`connection established...`); reader = new DataInputStream(socket.getInputStream()); writer = new DataOutputStream(socket.getOutputStream()); getCommand(); } } catch(Exception e) { System.out.println(e); } } void getCommand() { try { while(true) { String fileName = reader.readUTF(); writer.writeUTF(getFileInfo(fileName)); writer.flush(); System.out.println(fileName +` : rejected...`); } } catch(Exception e) { } finally { try { if(reader != null) reader.c…
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