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public class Server { private Properties userPros;
public Server() { userPros = new Properties(); File file = new File("files\\userPros.properties"); if (file.exists()) { try { userPros.load(new FileReader(file)); } catch (Exception e) { e.printStackTrace(); } } }
public void registerUser() { try { @SuppressWarnings("resource") ServerSocket server = new ServerSocket(9999); System.out.println("服务端启动..."); Socket client = server.accept(); BufferedReader br = new BufferedReader(new InputStreamReader(client.getInputStream(), "UTF-8")); PrintWriter pw = new PrintWriter(new OutputStreamWriter(client.getOutputStream(), "UTF-8")); String[] userInfo = br.readLine().split("#"); String username = userInfo[0]; String password = userInfo[1]; if (userPros.containsKey(username)) { pw.println("用户名已存在,请重新注册!"); pw.flush(); } else { userPros.setProperty(username, password); userPros.store(new FileWriter("files\\UserPros.properties"), "用户信息"); pw.println("注册成功!"); pw.flush(); } br.close(); pw.close(); client.close(); } catch (IOException e) { e.printStackTrace(); } } }
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