Android編程學習：通過http請求與Apache通信（完整版）

post_datas.php

1. <?php
2. @header("content-type:text/html; charset=gb2312");
3. echo $_REQUEST['user'];
4. echo $_REQUEST['passwd'];
5. echo $_REQUEST['para'];
6. ?>

Mini2440Activity.java

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. }

1. <?xml version="1.0" encoding="utf-8"?>
2. <AbsoluteLayout xmlns:android="http://schemas.android.com/apk/res/android"
3. android:orientation="vertical"
4. android:layout_width="fill_parent"
5. android:layout_height="fill_parent"
6. >
7. <Button android:id="@+id/myButton"
8. android:text="@string/myButton"
9. android:layout_height="wrap_content"
10. android:layout_width="91dp"
11. android:layout_x="126dp"
12. android:layout_y="70dp"
13. ></Button>
14. </AbsoluteLayout>

1. <?xml version="1.0" encoding="utf-8"?>
2. <manifest xmlns:android="http://schemas.android.com/apk/res/android"
3. package="sg131971.mini2440"
4. android:versionCode="1"
5. android:versionName="1.0">
6. <uses-sdk android:minSdkVersion="4" />
7. <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
8. <uses-permission android:name="android.permission.INTERNET" />
9. <application android:icon="@drawable/icon" android:label="@string/app_name">
10. <activity android:name=".Mini2440Activity"
11. android:label="@string/app_name">
12. <intent-filter>
13. <action android:name="android.intent.action.MAIN" />
14. <category android:name="android.intent.category.LAUNCHER" />
15. </intent-filter>
16. </activity>
18. </application>
19. </manifest>

1. <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
2. <uses-permission android:name="android.permission.INTERNET" />