Android編程學習：http + socket 通信例程

開發板phpinfo部分信息：

1. System
2. Linux ShiGuang 2.6.32.2-FriendlyARM #2 Fri Aug 19 10:45:24 CST 2011 armv4tl
3. Configure Command
4. './configure' '--prefix=/usr/local/php_arm' '--host=arm-linux' '--target=arm-linux' '--enable-sockets'
5. DOCUMENT_ROOT
6. /usr/local/apache_arm/htdocs
7. HTTP_HOST
8. 192.168.1.120

post_datas.php

1. <span style="font-size:18px;"><?php
2. @header("content-type:text/html; charset=utf-8");
3. error_reporting(E_ALL);
4. set_time_limit(0);
6. $user = $_REQUEST['user'];
7. $passed = $_REQUEST['passwd'];
8. $para = $_REQUEST['para'];
10. $service_port = 9090;
11. $address = "192.168.1.97";
13. $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
14. if ($socket < 0)
15. {
16. echo "socket_create() failed: reason: " . socket_strerror($socket) . "\n";
17. }
19. $result = socket_connect($socket, $address, $service_port);
20. if ($result < 0)
21. {
22. echo "socket_connect() failed: reason: " . socket_strerror($result) . "\n";
23. }
25. $in = $user . $passed . $para;
27. $result = socket_write($socket, $in, strlen($in)) ;
28. if(!$result)
29. {
30. echo "socket_write() failed: reason: " . socket_strerror($socket) . "\n";
31. }
33. while($out = socket_read($socket,256))
34. {
35. echo $out;
36. break;
37. }
39. socket_close($socket);
40. ?>
41. </span>

1. package sg131971.mini2440;
3. import java.io.IOException;
4. import java.util.ArrayList;
5. import java.util.List;
7. import org.apache.http.HttpResponse;
8. import org.apache.http.NameValuePair;
9. import org.apache.http.client.ClientProtocolException;
10. import org.apache.http.client.HttpClient;
11. import org.apache.http.client.entity.UrlEncodedFormEntity;
12. import org.apache.http.client.methods.HttpPost;
13. import org.apache.http.impl.client.DefaultHttpClient;
14. import org.apache.http.message.BasicNameValuePair;
15. import org.apache.http.util.EntityUtils;
17. import Android.app.Activity;
18. import android.os.Bundle;
19. import android.view.View;
20. import android.view.View.OnClickListener;
21. import android.widget.Button;
23. public class Mini2440Activity extends Activity {
25. public class myButtonListener implements OnClickListener {
27. private HttpResponse response;
28. private String tmpString;
30. public void onClick(View arg0) {
31. // TODO Auto-generated method stub
32. HttpClient httpclient = new DefaultHttpClient();
33. HttpPost httppost = new HttpPost("http://192.168.1.123/post_datas.php");
35. try {
36. List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(3);
37. nameValuePairs.add(new BasicNameValuePair("user", "root"));
38. nameValuePairs.add(new BasicNameValuePair("passwd","shiguang"));
39. nameValuePairs.add(new BasicNameValuePair("para","58402F01"));
40. httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
42. response = httpclient.execute(httppost);
43. tmpString = EntityUtils.toString(response.getEntity());
44. System.out.print(tmpString);
45. } catch (ClientProtocolException e) {
46. // TODO Auto-generated catch block
47. e.printStackTrace();
48. } catch (IOException e) {
49. // TODO Auto-generated catch block
50. e.printStackTrace();
51. }
52. }
53. }
55. private Button myButton;
57. /** Called when the activity is first created. */
58. @Override
59. public void onCreate(Bundle savedInstanceState) {
60. super.onCreate(savedInstanceState);
61. setContentView(R.layout.main);
63. myButton = (Button) findViewById(R.id.myButton);
64. myButton.setOnClickListener(new myButtonListener());
65. }
66. }

Android程序與上一篇文章的程序完全一樣 http://www.linuxidc.com/Linux/2012-02/54795.htm