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  1. package Cau4;
  2.  
  3. import java.io.BufferedReader;
  4. import java.io.BufferedWriter;
  5. import java.io.InputStreamReader;
  6. import java.io.OutputStreamWriter;
  7. import java.io.PrintStream;
  8. import java.net.Socket;
  9.  
  10. public class Client {
  11. 	private Socket socketOfClient = null;
  12. 	private BufferedReader in = null;
  13. 	private BufferedWriter out = null;
  14. 	private final int PORT = 1995;
  15. 	private final String HOST_NAME = "localhost";
  16. 	private static long thoiGianGui;
  17. 	public void connect() {
  18. 		try {
  19. 			socketOfClient = new Socket(HOST_NAME, PORT);
  20.  
  21. 			// khoi tao luong nhap xuat
  22. 			in = new BufferedReader(new InputStreamReader(
  23. 					socketOfClient.getInputStream()));
  24. 			out = new BufferedWriter(new OutputStreamWriter(
  25. 					socketOfClient.getOutputStream()));
  26. 			// gui yeu cau cho server cung voi thoi gian gui
  27. 			out.write("time");
  28. 			out.newLine();
  29. 			out.flush();
  30. 			thoiGianGui = System.currentTimeMillis();
  31. 			PrintStream ps = new PrintStream(socketOfClient.getOutputStream());
  32. 			ps.println(thoiGianGui);
  33. 			// nhan ket qua va hien thi ra:
  34. 			String result = in.readLine();
  35. 			System.out.println("Thoi gian he thong la: " + result);
  36. 		} catch (Exception e) {
  37. 			// TODO: handle exception
  38. 		}
  39. 	}
  40. 	public static void main(String[] args) {
  41. 		new Client().connect();
  42. 	}
  43. }
  44.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
Main.java:10: error: class Client is public, should be declared in a file named Client.java
public class Client {
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/4O3EL0
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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