Android用WAMPSERVER HttpClient 兑现Get请求

Android用WAMPSERVER HttpClient 实现Get请求

1. package?com.yarin.android.Examples_08_02;??
2. ??
3. import?java.io.IOException;??
4. import?org.apache.http.HttpResponse;??
5. import?org.apache.http.HttpStatus;??
6. import?org.apache.http.client.ClientProtocolException;??
7. import?org.apache.http.client.HttpClient;??
8. import?org.apache.http.client.methods.HttpGet;??
9. import?org.apache.http.impl.client.DefaultHttpClient;??
10. import?org.apache.http.util.EntityUtils;??
11. import?android.app.Activity;??
12. import?android.content.Intent;??
13. import?android.os.Bundle;??
14. import?android.view.View;??
15. import?android.widget.Button;??
16. import?android.widget.TextView;??
17. ??
18. public?class?Activity02?extends?Activity?{??
19. ????/**?Called?when?the?activity?is?first?created.?*/??
20. ????@Override??
21. ????public?void?onCreate(Bundle?savedInstanceState)?{??
22. ????????super.onCreate(savedInstanceState);??
23. ????????setContentView(R.layout.http);??
24. ????????TextView?mTextView?=?(TextView)?this.findViewById(R.id.TextView_HTTP);??
25. ????????//?http地址??
26. ????????String?httpUrl?=?"http://192.168.1.9:8080/linelabel.php"; // 定义需要获取的内容来源地址
27. ????????HttpGet?httpRequest?=?new?HttpGet(httpUrl);??
28. ????????try?{??
29. ????????????//?取得HttpClient对象??
30. ????????????HttpClient?httpclient?=?new?DefaultHttpClient();??
31. ????????????//?请求HttpClient，取得HttpResponse??
32. ????????????HttpResponse?httpResponse?=?httpclient.execute(httpRequest);??
33. ????????????//?请求成功??
34. ????????????if?(httpResponse.getStatusLine().getStatusCode()?==?HttpStatus.SC_OK)?{??
35. ????????????????//?取得返回的字符串??
36. ????????????????String?strResult?=?EntityUtils.toString(httpResponse??
37. ????????????????????????.getEntity());??
38. ????????????????mTextView.setText(strResult);??
39. ????????????}?else?{??
40. ????????????????mTextView.setText("请求错误!");??
41. ????????????}??
42. ????????}?catch?(ClientProtocolException?e)?{??
43. ????????????mTextView.setText(e.getMessage().toString());??
44. ????????}?catch?(IOException?e)?{??
45. ????????????mTextView.setText(e.getMessage().toString());??
46. ????????}?catch?(Exception?e)?{??
47. ????????????mTextView.setText(e.getMessage().toString());??
48. ????????}??
49. ??
50. ????????//?设置按键事件监听??
51. ????????Button?button_Back?=?(Button)?findViewById(R.id.Button_Back);??
52. ????????/*?监听button的事件信息?*/??
53. ????????button_Back.setOnClickListener(new?Button.OnClickListener()?{??
54. ????????????public?void?onClick(View?v)?{??
55. ????????????????/*?新建一个Intent对象?*/??
56. ????????????????Intent?intent?=?new?Intent();??
57. ????????????????/*?指定intent要启动的类?*/??
58. ????????????????intent.setClass(Activity02.this,?Activity01.class);??
59. ????????????????/*?启动一个新的Activity?*/??
60. ????????????????startActivity(intent);??
61. ????????????????/*?关闭当前的Activity?*/??
62. ????????????????Activity02.this.finish();??
63. ????????????}??
64. ????????});??
65. ????}??
66. }??