android:服务器和客户端通信2

1. package com.yarin.android.Examples_08_04;

3. import java.io.BufferedReader;

4. import java.io.BufferedWriter;

5. import java.io.InputStreamReader;

6. import java.io.OutputStreamWriter;

7. import java.io.PrintWriter;

8. import java.net.ServerSocket;

9. import java.net.Socket;

10.

11. public class Server implements Runnable

12. {

13. public void run()

14. {

15. try

16. {

17. //创建ServerSocket

18. ServerSocket serverSocket = new ServerSocket(54321);

19. while (true)

20. {

21. //接受客户端请求

22. Socket client = serverSocket.accept();

23. System.out.println("accept");

24. try

25. {

26. //接收客户端消息

27. BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));

28. String str = in.readLine();

29. System.out.println("read:" + str);

30. //向服务器发送消息

31. PrintWriter out = new PrintWriter( new BufferedWriter( new OutputStreamWriter(client.getOutputStream())),true);

32. out.println("server message");

33. //关闭流

34. out.close();

35. in.close();

36. }

37. catch (Exception e)

38. {

39. System.out.println(e.getMessage());

40. e.printStackTrace();

41. }

42. finally

43. {

44. //关闭

45. client.close();

46. System.out.println("close");

47. }

48. }

49. }

50. catch (Exception e)

51. {

52. System.out.println(e.getMessage());

53. }

54. }

55. //main函数，开启服务器

56. public static void main(String a[])

57. {

58. Thread desktopServerThread = new Thread(new Server());

59. desktopServerThread.start();

60. }

61. }

先开启服务器代码，

java Server即可

然后启动android模拟器。运行结果

这是Android客户端。输入12345，点击发送：

先开启服务器代码，

java Server即可

然后启动android模拟器。运行结果

这是Android客户端。输入12345，点击发送：

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